-/**\r
- * @license\r
- * (c) 2009-2012 Michael Leibman\r
- * michael{dot}leibman{at}gmail{dot}com\r
- * http://github.com/mleibman/slickgrid\r
- *\r
- * Distributed under MIT license.\r
- * All rights reserved.\r
- *\r
- * SlickGrid v2.1\r
- *\r
- * NOTES:\r
- * Cell/row DOM manipulations are done directly bypassing jQuery's DOM manipulation methods.\r
- * This increases the speed dramatically, but can only be done safely because there are no event handlers\r
- * or data associated with any cell/row DOM nodes. Cell editors must make sure they implement .destroy()\r
- * and do proper cleanup.\r
- */\r
-\r
-// make sure required JavaScript modules are loaded\r
-if (typeof jQuery === "undefined") {\r
- throw "SlickGrid requires jquery module to be loaded";\r
-}\r
-if (!jQuery.fn.drag) {\r
- throw "SlickGrid requires jquery.event.drag module to be loaded";\r
-}\r
-if (typeof Slick === "undefined") {\r
- throw "slick.core.js not loaded";\r
-}\r
-\r
-\r
-(function ($) {\r
- // Slick.Grid\r
- $.extend(true, window, {\r
- Slick: {\r
- Grid: SlickGrid\r
- }\r
- });\r
-\r
- // shared across all grids on the page\r
- var scrollbarDimensions;\r
- var maxSupportedCssHeight; // browser's breaking point\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // SlickGrid class implementation (available as Slick.Grid)\r
-\r
- /**\r
- * Creates a new instance of the grid.\r
- * @class SlickGrid\r
- * @constructor\r
- * @param {Node} container Container node to create the grid in.\r
- * @param {Array,Object} data An array of objects for databinding.\r
- * @param {Array} columns An array of column definitions.\r
- * @param {Object} options Grid options.\r
- **/\r
- function SlickGrid(container, data, columns, options) {\r
- // settings\r
- var defaults = {\r
- explicitInitialization: false,\r
- rowHeight: 25,\r
- defaultColumnWidth: 80,\r
- enableAddRow: false,\r
- leaveSpaceForNewRows: false,\r
- editable: false,\r
- autoEdit: true,\r
- enableCellNavigation: true,\r
- enableColumnReorder: true,\r
- asyncEditorLoading: false,\r
- asyncEditorLoadDelay: 100,\r
- forceFitColumns: false,\r
- enableAsyncPostRender: false,\r
- asyncPostRenderDelay: 50,\r
- autoHeight: false,\r
- editorLock: Slick.GlobalEditorLock,\r
- showHeaderRow: false,\r
- headerRowHeight: 25,\r
- showTopPanel: false,\r
- topPanelHeight: 25,\r
- formatterFactory: null,\r
- editorFactory: null,\r
- cellFlashingCssClass: "flashing",\r
- selectedCellCssClass: "selected",\r
- multiSelect: true,\r
- enableTextSelectionOnCells: false,\r
- dataItemColumnValueExtractor: null,\r
- fullWidthRows: false,\r
- multiColumnSort: false,\r
- defaultFormatter: defaultFormatter,\r
- forceSyncScrolling: false\r
- };\r
-\r
- var columnDefaults = {\r
- name: "",\r
- resizable: true,\r
- sortable: false,\r
- minWidth: 30,\r
- rerenderOnResize: false,\r
- headerCssClass: null,\r
- defaultSortAsc: true,\r
- focusable: true,\r
- selectable: true\r
- };\r
-\r
- // scroller\r
- var th; // virtual height\r
- var h; // real scrollable height\r
- var ph; // page height\r
- var n; // number of pages\r
- var cj; // "jumpiness" coefficient\r
-\r
- var page = 0; // current page\r
- var offset = 0; // current page offset\r
- var vScrollDir = 1;\r
-\r
- // private\r
- var initialized = false;\r
- var $container;\r
- var uid = "slickgrid_" + Math.round(1000000 * Math.random());\r
- var self = this;\r
- var $focusSink, $focusSink2;\r
- var $headerScroller;\r
- var $headers;\r
- var $headerRow, $headerRowScroller, $headerRowSpacer;\r
- var $topPanelScroller;\r
- var $topPanel;\r
- var $viewport;\r
- var $canvas;\r
- var $style;\r
- var $boundAncestors;\r
- var stylesheet, columnCssRulesL, columnCssRulesR;\r
- var viewportH, viewportW;\r
- var canvasWidth;\r
- var viewportHasHScroll, viewportHasVScroll;\r
- var headerColumnWidthDiff = 0, headerColumnHeightDiff = 0, // border+padding\r
- cellWidthDiff = 0, cellHeightDiff = 0;\r
- var absoluteColumnMinWidth;\r
- var numberOfRows = 0;\r
-\r
- var tabbingDirection = 1;\r
- var activePosX;\r
- var activeRow, activeCell;\r
- var activeCellNode = null;\r
- var currentEditor = null;\r
- var serializedEditorValue;\r
- var editController;\r
-\r
- var rowsCache = {};\r
- var renderedRows = 0;\r
- var numVisibleRows;\r
- var prevScrollTop = 0;\r
- var scrollTop = 0;\r
- var lastRenderedScrollTop = 0;\r
- var lastRenderedScrollLeft = 0;\r
- var prevScrollLeft = 0;\r
- var scrollLeft = 0;\r
-\r
- var selectionModel;\r
- var selectedRows = [];\r
-\r
- var plugins = [];\r
- var cellCssClasses = {};\r
-\r
- var columnsById = {};\r
- var sortColumns = [];\r
- var columnPosLeft = [];\r
- var columnPosRight = [];\r
-\r
-\r
- // async call handles\r
- var h_editorLoader = null;\r
- var h_render = null;\r
- var h_postrender = null;\r
- var postProcessedRows = {};\r
- var postProcessToRow = null;\r
- var postProcessFromRow = null;\r
-\r
- // perf counters\r
- var counter_rows_rendered = 0;\r
- var counter_rows_removed = 0;\r
-\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // Initialization\r
-\r
- function init() {\r
- $container = $(container);\r
- if ($container.length < 1) {\r
- throw new Error("SlickGrid requires a valid container, " + container + " does not exist in the DOM.");\r
- }\r
-\r
- // calculate these only once and share between grid instances\r
- maxSupportedCssHeight = maxSupportedCssHeight || getMaxSupportedCssHeight();\r
- scrollbarDimensions = scrollbarDimensions || measureScrollbar();\r
-\r
- options = $.extend({}, defaults, options);\r
- validateAndEnforceOptions();\r
- columnDefaults.width = options.defaultColumnWidth;\r
-\r
- columnsById = {};\r
- for (var i = 0; i < columns.length; i++) {\r
- var m = columns[i] = $.extend({}, columnDefaults, columns[i]);\r
- columnsById[m.id] = i;\r
- if (m.minWidth && m.width < m.minWidth) {\r
- m.width = m.minWidth;\r
- }\r
- if (m.maxWidth && m.width > m.maxWidth) {\r
- m.width = m.maxWidth;\r
- }\r
- }\r
-\r
- // validate loaded JavaScript modules against requested options\r
- if (options.enableColumnReorder && !$.fn.sortable) {\r
- throw new Error("SlickGrid's 'enableColumnReorder = true' option requires jquery-ui.sortable module to be loaded");\r
- }\r
-\r
- editController = {\r
- "commitCurrentEdit": commitCurrentEdit,\r
- "cancelCurrentEdit": cancelCurrentEdit\r
- };\r
-\r
- $container\r
- .empty()\r
- .css("overflow", "hidden")\r
- .css("outline", 0)\r
- .addClass(uid)\r
- .addClass("ui-widget");\r
-\r
- // set up a positioning container if needed\r
- if (!/relative|absolute|fixed/.test($container.css("position"))) {\r
- $container.css("position", "relative");\r
- }\r
-\r
- $focusSink = $("<div tabIndex='0' hideFocus style='position:fixed;width:0;height:0;top:0;left:0;outline:0;'></div>").appendTo($container);\r
-\r
- $headerScroller = $("<div class='slick-header ui-state-default' style='overflow:hidden;position:relative;' />").appendTo($container);\r
- $headers = $("<div class='slick-header-columns' style='left:-1000px' />").appendTo($headerScroller);\r
- $headers.width(getHeadersWidth());\r
-\r
- $headerRowScroller = $("<div class='slick-headerrow ui-state-default' style='overflow:hidden;position:relative;' />").appendTo($container);\r
- $headerRow = $("<div class='slick-headerrow-columns' />").appendTo($headerRowScroller);\r
- $headerRowSpacer = $("<div style='display:block;height:1px;position:absolute;top:0;left:0;'></div>")\r
- .css("width", getCanvasWidth() + scrollbarDimensions.width + "px")\r
- .appendTo($headerRowScroller);\r
-\r
- $topPanelScroller = $("<div class='slick-top-panel-scroller ui-state-default' style='overflow:hidden;position:relative;' />").appendTo($container);\r
- $topPanel = $("<div class='slick-top-panel' style='width:10000px' />").appendTo($topPanelScroller);\r
-\r
- if (!options.showTopPanel) {\r
- $topPanelScroller.hide();\r
- }\r
-\r
- if (!options.showHeaderRow) {\r
- $headerRowScroller.hide();\r
- }\r
-\r
- $viewport = $("<div class='slick-viewport' style='width:100%;overflow:auto;outline:0;position:relative;;'>").appendTo($container);\r
- $viewport.css("overflow-y", options.autoHeight ? "hidden" : "auto");\r
-\r
- $canvas = $("<div class='grid-canvas' />").appendTo($viewport);\r
-\r
- $focusSink2 = $focusSink.clone().appendTo($container);\r
-\r
- if (!options.explicitInitialization) {\r
- finishInitialization();\r
- }\r
- }\r
-\r
- function finishInitialization() {\r
- if (!initialized) {\r
- initialized = true;\r
-\r
- viewportW = parseFloat($.css($container[0], "width", true));\r
-\r
- // header columns and cells may have different padding/border skewing width calculations (box-sizing, hello?)\r
- // calculate the diff so we can set consistent sizes\r
- measureCellPaddingAndBorder();\r
-\r
- // for usability reasons, all text selection in SlickGrid is disabled\r
- // with the exception of input and textarea elements (selection must\r
- // be enabled there so that editors work as expected); note that\r
- // selection in grid cells (grid body) is already unavailable in\r
- // all browsers except IE\r
- disableSelection($headers); // disable all text selection in header (including input and textarea)\r
-\r
- if (!options.enableTextSelectionOnCells) {\r
- // disable text selection in grid cells except in input and textarea elements\r
- // (this is IE-specific, because selectstart event will only fire in IE)\r
- $viewport.bind("selectstart.ui", function (event) {\r
- return $(event.target).is("input,textarea");\r
- });\r
- }\r
-\r
- updateColumnCaches();\r
- createColumnHeaders();\r
- setupColumnSort();\r
- createCssRules();\r
- resizeCanvas();\r
- bindAncestorScrollEvents();\r
-\r
- $container\r
- .bind("resize.slickgrid", resizeCanvas);\r
- $viewport\r
- .bind("scroll", handleScroll);\r
- $headerScroller\r
- .bind("contextmenu", handleHeaderContextMenu)\r
- .bind("click", handleHeaderClick)\r
- .delegate(".slick-header-column", "mouseenter", handleHeaderMouseEnter)\r
- .delegate(".slick-header-column", "mouseleave", handleHeaderMouseLeave);\r
- $headerRowScroller\r
- .bind("scroll", handleHeaderRowScroll);\r
- $focusSink.add($focusSink2)\r
- .bind("keydown", handleKeyDown);\r
- $canvas\r
- .bind("keydown", handleKeyDown)\r
- .bind("click", handleClick)\r
- .bind("dblclick", handleDblClick)\r
- .bind("contextmenu", handleContextMenu)\r
- .bind("draginit", handleDragInit)\r
- .bind("dragstart", {distance: 3}, handleDragStart)\r
- .bind("drag", handleDrag)\r
- .bind("dragend", handleDragEnd)\r
- .delegate(".slick-cell", "mouseenter", handleMouseEnter)\r
- .delegate(".slick-cell", "mouseleave", handleMouseLeave);\r
- }\r
- }\r
-\r
- function registerPlugin(plugin) {\r
- plugins.unshift(plugin);\r
- plugin.init(self);\r
- }\r
-\r
- function unregisterPlugin(plugin) {\r
- for (var i = plugins.length; i >= 0; i--) {\r
- if (plugins[i] === plugin) {\r
- if (plugins[i].destroy) {\r
- plugins[i].destroy();\r
- }\r
- plugins.splice(i, 1);\r
- break;\r
- }\r
- }\r
- }\r
-\r
- function setSelectionModel(model) {\r
- if (selectionModel) {\r
- selectionModel.onSelectedRangesChanged.unsubscribe(handleSelectedRangesChanged);\r
- if (selectionModel.destroy) {\r
- selectionModel.destroy();\r
- }\r
- }\r
-\r
- selectionModel = model;\r
- if (selectionModel) {\r
- selectionModel.init(self);\r
- selectionModel.onSelectedRangesChanged.subscribe(handleSelectedRangesChanged);\r
- }\r
- }\r
-\r
- function getSelectionModel() {\r
- return selectionModel;\r
- }\r
-\r
- function getCanvasNode() {\r
- return $canvas[0];\r
- }\r
-\r
- function measureScrollbar() {\r
- var $c = $("<div style='position:absolute; top:-10000px; left:-10000px; width:100px; height:100px; overflow:scroll;'></div>").appendTo("body");\r
- var dim = {\r
- width: $c.width() - $c[0].clientWidth,\r
- height: $c.height() - $c[0].clientHeight\r
- };\r
- $c.remove();\r
- return dim;\r
- }\r
-\r
- function getHeadersWidth() {\r
- var headersWidth = 0;\r
- for (var i = 0, ii = columns.length; i < ii; i++) {\r
- var width = columns[i].width;\r
- headersWidth += width;\r
- }\r
- headersWidth += scrollbarDimensions.width;\r
- return Math.max(headersWidth, viewportW) + 1000;\r
- }\r
-\r
- function getCanvasWidth() {\r
- var availableWidth = viewportHasVScroll ? viewportW - scrollbarDimensions.width : viewportW;\r
- var rowWidth = 0;\r
- var i = columns.length;\r
- while (i--) {\r
- rowWidth += columns[i].width;\r
- }\r
- return options.fullWidthRows ? Math.max(rowWidth, availableWidth) : rowWidth;\r
- }\r
-\r
- function updateCanvasWidth(forceColumnWidthsUpdate) {\r
- var oldCanvasWidth = canvasWidth;\r
- canvasWidth = getCanvasWidth();\r
-\r
- if (canvasWidth != oldCanvasWidth) {\r
- $canvas.width(canvasWidth);\r
- $headerRow.width(canvasWidth);\r
- $headers.width(getHeadersWidth());\r
- viewportHasHScroll = (canvasWidth > viewportW - scrollbarDimensions.width);\r
- }\r
-\r
- $headerRowSpacer.width(canvasWidth + (viewportHasVScroll ? scrollbarDimensions.width : 0));\r
-\r
- if (canvasWidth != oldCanvasWidth || forceColumnWidthsUpdate) {\r
- applyColumnWidths();\r
- }\r
- }\r
-\r
- function disableSelection($target) {\r
- if ($target && $target.jquery) {\r
- $target\r
- .attr("unselectable", "on")\r
- .css("MozUserSelect", "none")\r
- .bind("selectstart.ui", function () {\r
- return false;\r
- }); // from jquery:ui.core.js 1.7.2\r
- }\r
- }\r
-\r
- function getMaxSupportedCssHeight() {\r
- var supportedHeight = 1000000;\r
- // FF reports the height back but still renders blank after ~6M px\r
- var testUpTo = navigator.userAgent.toLowerCase().match(/firefox/) ? 6000000 : 1000000000;\r
- var div = $("<div style='display:none' />").appendTo(document.body);\r
-\r
- while (true) {\r
- var test = supportedHeight * 2;\r
- div.css("height", test);\r
- if (test > testUpTo || div.height() !== test) {\r
- break;\r
- } else {\r
- supportedHeight = test;\r
- }\r
- }\r
-\r
- div.remove();\r
- return supportedHeight;\r
- }\r
-\r
- // TODO: this is static. need to handle page mutation.\r
- function bindAncestorScrollEvents() {\r
- var elem = $canvas[0];\r
- while ((elem = elem.parentNode) != document.body && elem != null) {\r
- // bind to scroll containers only\r
- if (elem == $viewport[0] || elem.scrollWidth != elem.clientWidth || elem.scrollHeight != elem.clientHeight) {\r
- var $elem = $(elem);\r
- if (!$boundAncestors) {\r
- $boundAncestors = $elem;\r
- } else {\r
- $boundAncestors = $boundAncestors.add($elem);\r
- }\r
- $elem.bind("scroll." + uid, handleActiveCellPositionChange);\r
- }\r
- }\r
- }\r
-\r
- function unbindAncestorScrollEvents() {\r
- if (!$boundAncestors) {\r
- return;\r
- }\r
- $boundAncestors.unbind("scroll." + uid);\r
- $boundAncestors = null;\r
- }\r
-\r
- function updateColumnHeader(columnId, title, toolTip) {\r
- if (!initialized) { return; }\r
- var idx = getColumnIndex(columnId);\r
- if (idx == null) {\r
- return;\r
- }\r
-\r
- var columnDef = columns[idx];\r
- var $header = $headers.children().eq(idx);\r
- if ($header) {\r
- if (title !== undefined) {\r
- columns[idx].name = title;\r
- }\r
- if (toolTip !== undefined) {\r
- columns[idx].toolTip = toolTip;\r
- }\r
-\r
- trigger(self.onBeforeHeaderCellDestroy, {\r
- "node": $header[0],\r
- "column": columnDef\r
- });\r
-\r
- $header\r
- .attr("title", toolTip || "")\r
- .children().eq(0).html(title);\r
-\r
- trigger(self.onHeaderCellRendered, {\r
- "node": $header[0],\r
- "column": columnDef\r
- });\r
- }\r
- }\r
-\r
- function getHeaderRow() {\r
- return $headerRow[0];\r
- }\r
-\r
- function getHeaderRowColumn(columnId) {\r
- var idx = getColumnIndex(columnId);\r
- var $header = $headerRow.children().eq(idx);\r
- return $header && $header[0];\r
- }\r
-\r
- function createColumnHeaders() {\r
- function onMouseEnter() {\r
- $(this).addClass("ui-state-hover");\r
- }\r
-\r
- function onMouseLeave() {\r
- $(this).removeClass("ui-state-hover");\r
- }\r
-\r
- $headers.find(".slick-header-column")\r
- .each(function() {\r
- var columnDef = $(this).data("column");\r
- if (columnDef) {\r
- trigger(self.onBeforeHeaderCellDestroy, {\r
- "node": this,\r
- "column": columnDef\r
- });\r
- }\r
- });\r
- $headers.empty();\r
- $headers.width(getHeadersWidth());\r
-\r
- $headerRow.find(".slick-headerrow-column")\r
- .each(function() {\r
- var columnDef = $(this).data("column");\r
- if (columnDef) {\r
- trigger(self.onBeforeHeaderRowCellDestroy, {\r
- "node": this,\r
- "column": columnDef\r
- });\r
- }\r
- });\r
- $headerRow.empty();\r
-\r
- for (var i = 0; i < columns.length; i++) {\r
- var m = columns[i];\r
-\r
- var header = $("<div class='ui-state-default slick-header-column' />")\r
- .html("<span class='slick-column-name'>" + m.name + "</span>")\r
- .width(m.width - headerColumnWidthDiff)\r
- .attr("id", "" + uid + m.id)\r
- .attr("title", m.toolTip || "")\r
- .data("column", m)\r
- .addClass(m.headerCssClass || "")\r
- .appendTo($headers);\r
-\r
- if (options.enableColumnReorder || m.sortable) {\r
- header\r
- .on('mouseenter', onMouseEnter)\r
- .on('mouseleave', onMouseLeave);\r
- }\r
-\r
- if (m.sortable) {\r
- header.addClass("slick-header-sortable");\r
- header.append("<span class='slick-sort-indicator' />");\r
- }\r
-\r
- trigger(self.onHeaderCellRendered, {\r
- "node": header[0],\r
- "column": m\r
- });\r
-\r
- if (options.showHeaderRow) {\r
- var headerRowCell = $("<div class='ui-state-default slick-headerrow-column l" + i + " r" + i + "'></div>")\r
- .data("column", m)\r
- .appendTo($headerRow);\r
-\r
- trigger(self.onHeaderRowCellRendered, {\r
- "node": headerRowCell[0],\r
- "column": m\r
- });\r
- }\r
- }\r
-\r
- setSortColumns(sortColumns);\r
- setupColumnResize();\r
- if (options.enableColumnReorder) {\r
- setupColumnReorder();\r
- }\r
- }\r
-\r
- function setupColumnSort() {\r
- $headers.click(function (e) {\r
- // temporary workaround for a bug in jQuery 1.7.1 (http://bugs.jquery.com/ticket/11328)\r
- e.metaKey = e.metaKey || e.ctrlKey;\r
-\r
- if ($(e.target).hasClass("slick-resizable-handle")) {\r
- return;\r
- }\r
-\r
- var $col = $(e.target).closest(".slick-header-column");\r
- if (!$col.length) {\r
- return;\r
- }\r
-\r
- var column = $col.data("column");\r
- if (column.sortable) {\r
- if (!getEditorLock().commitCurrentEdit()) {\r
- return;\r
- }\r
-\r
- var sortOpts = null;\r
- var i = 0;\r
- for (; i < sortColumns.length; i++) {\r
- if (sortColumns[i].columnId == column.id) {\r
- sortOpts = sortColumns[i];\r
- sortOpts.sortAsc = !sortOpts.sortAsc;\r
- break;\r
- }\r
- }\r
-\r
- if (e.metaKey && options.multiColumnSort) {\r
- if (sortOpts) {\r
- sortColumns.splice(i, 1);\r
- }\r
- }\r
- else {\r
- if ((!e.shiftKey && !e.metaKey) || !options.multiColumnSort) {\r
- sortColumns = [];\r
- }\r
-\r
- if (!sortOpts) {\r
- sortOpts = { columnId: column.id, sortAsc: column.defaultSortAsc };\r
- sortColumns.push(sortOpts);\r
- } else if (sortColumns.length == 0) {\r
- sortColumns.push(sortOpts);\r
- }\r
- }\r
-\r
- setSortColumns(sortColumns);\r
-\r
- if (!options.multiColumnSort) {\r
- trigger(self.onSort, {\r
- multiColumnSort: false,\r
- sortCol: column,\r
- sortAsc: sortOpts.sortAsc}, e);\r
- } else {\r
- trigger(self.onSort, {\r
- multiColumnSort: true,\r
- sortCols: $.map(sortColumns, function(col) {\r
- return {sortCol: columns[getColumnIndex(col.columnId)], sortAsc: col.sortAsc };\r
- })}, e);\r
- }\r
- }\r
- });\r
- }\r
-\r
- function setupColumnReorder() {\r
- $headers.filter(":ui-sortable").sortable("destroy");\r
- $headers.sortable({\r
- containment: "parent",\r
- distance: 3,\r
- axis: "x",\r
- cursor: "default",\r
- tolerance: "intersection",\r
- helper: "clone",\r
- placeholder: "slick-sortable-placeholder ui-state-default slick-header-column",\r
- forcePlaceholderSize: true,\r
- start: function (e, ui) {\r
- $(ui.helper).addClass("slick-header-column-active");\r
- },\r
- beforeStop: function (e, ui) {\r
- $(ui.helper).removeClass("slick-header-column-active");\r
- },\r
- stop: function (e) {\r
- if (!getEditorLock().commitCurrentEdit()) {\r
- $(this).sortable("cancel");\r
- return;\r
- }\r
-\r
- var reorderedIds = $headers.sortable("toArray");\r
- var reorderedColumns = [];\r
- for (var i = 0; i < reorderedIds.length; i++) {\r
- reorderedColumns.push(columns[getColumnIndex(reorderedIds[i].replace(uid, ""))]);\r
- }\r
- setColumns(reorderedColumns);\r
-\r
- trigger(self.onColumnsReordered, {});\r
- e.stopPropagation();\r
- setupColumnResize();\r
- }\r
- });\r
- }\r
-\r
- function setupColumnResize() {\r
- var $col, j, c, pageX, columnElements, minPageX, maxPageX, firstResizable, lastResizable;\r
- columnElements = $headers.children();\r
- columnElements.find(".slick-resizable-handle").remove();\r
- columnElements.each(function (i, e) {\r
- if (columns[i].resizable) {\r
- if (firstResizable === undefined) {\r
- firstResizable = i;\r
- }\r
- lastResizable = i;\r
- }\r
- });\r
- if (firstResizable === undefined) {\r
- return;\r
- }\r
- columnElements.each(function (i, e) {\r
- if (i < firstResizable || (options.forceFitColumns && i >= lastResizable)) {\r
- return;\r
- }\r
- $col = $(e);\r
- $("<div class='slick-resizable-handle' />")\r
- .appendTo(e)\r
- .bind("dragstart", function (e, dd) {\r
- if (!getEditorLock().commitCurrentEdit()) {\r
- return false;\r
- }\r
- pageX = e.pageX;\r
- $(this).parent().addClass("slick-header-column-active");\r
- var shrinkLeewayOnRight = null, stretchLeewayOnRight = null;\r
- // lock each column's width option to current width\r
- columnElements.each(function (i, e) {\r
- columns[i].previousWidth = $(e).outerWidth();\r
- });\r
- if (options.forceFitColumns) {\r
- shrinkLeewayOnRight = 0;\r
- stretchLeewayOnRight = 0;\r
- // colums on right affect maxPageX/minPageX\r
- for (j = i + 1; j < columnElements.length; j++) {\r
- c = columns[j];\r
- if (c.resizable) {\r
- if (stretchLeewayOnRight !== null) {\r
- if (c.maxWidth) {\r
- stretchLeewayOnRight += c.maxWidth - c.previousWidth;\r
- } else {\r
- stretchLeewayOnRight = null;\r
- }\r
- }\r
- shrinkLeewayOnRight += c.previousWidth - Math.max(c.minWidth || 0, absoluteColumnMinWidth);\r
- }\r
- }\r
- }\r
- var shrinkLeewayOnLeft = 0, stretchLeewayOnLeft = 0;\r
- for (j = 0; j <= i; j++) {\r
- // columns on left only affect minPageX\r
- c = columns[j];\r
- if (c.resizable) {\r
- if (stretchLeewayOnLeft !== null) {\r
- if (c.maxWidth) {\r
- stretchLeewayOnLeft += c.maxWidth - c.previousWidth;\r
- } else {\r
- stretchLeewayOnLeft = null;\r
- }\r
- }\r
- shrinkLeewayOnLeft += c.previousWidth - Math.max(c.minWidth || 0, absoluteColumnMinWidth);\r
- }\r
- }\r
- if (shrinkLeewayOnRight === null) {\r
- shrinkLeewayOnRight = 100000;\r
- }\r
- if (shrinkLeewayOnLeft === null) {\r
- shrinkLeewayOnLeft = 100000;\r
- }\r
- if (stretchLeewayOnRight === null) {\r
- stretchLeewayOnRight = 100000;\r
- }\r
- if (stretchLeewayOnLeft === null) {\r
- stretchLeewayOnLeft = 100000;\r
- }\r
- maxPageX = pageX + Math.min(shrinkLeewayOnRight, stretchLeewayOnLeft);\r
- minPageX = pageX - Math.min(shrinkLeewayOnLeft, stretchLeewayOnRight);\r
- })\r
- .bind("drag", function (e, dd) {\r
- var actualMinWidth, d = Math.min(maxPageX, Math.max(minPageX, e.pageX)) - pageX, x;\r
- if (d < 0) { // shrink column\r
- x = d;\r
- for (j = i; j >= 0; j--) {\r
- c = columns[j];\r
- if (c.resizable) {\r
- actualMinWidth = Math.max(c.minWidth || 0, absoluteColumnMinWidth);\r
- if (x && c.previousWidth + x < actualMinWidth) {\r
- x += c.previousWidth - actualMinWidth;\r
- c.width = actualMinWidth;\r
- } else {\r
- c.width = c.previousWidth + x;\r
- x = 0;\r
- }\r
- }\r
- }\r
-\r
- if (options.forceFitColumns) {\r
- x = -d;\r
- for (j = i + 1; j < columnElements.length; j++) {\r
- c = columns[j];\r
- if (c.resizable) {\r
- if (x && c.maxWidth && (c.maxWidth - c.previousWidth < x)) {\r
- x -= c.maxWidth - c.previousWidth;\r
- c.width = c.maxWidth;\r
- } else {\r
- c.width = c.previousWidth + x;\r
- x = 0;\r
- }\r
- }\r
- }\r
- }\r
- } else { // stretch column\r
- x = d;\r
- for (j = i; j >= 0; j--) {\r
- c = columns[j];\r
- if (c.resizable) {\r
- if (x && c.maxWidth && (c.maxWidth - c.previousWidth < x)) {\r
- x -= c.maxWidth - c.previousWidth;\r
- c.width = c.maxWidth;\r
- } else {\r
- c.width = c.previousWidth + x;\r
- x = 0;\r
- }\r
- }\r
- }\r
-\r
- if (options.forceFitColumns) {\r
- x = -d;\r
- for (j = i + 1; j < columnElements.length; j++) {\r
- c = columns[j];\r
- if (c.resizable) {\r
- actualMinWidth = Math.max(c.minWidth || 0, absoluteColumnMinWidth);\r
- if (x && c.previousWidth + x < actualMinWidth) {\r
- x += c.previousWidth - actualMinWidth;\r
- c.width = actualMinWidth;\r
- } else {\r
- c.width = c.previousWidth + x;\r
- x = 0;\r
- }\r
- }\r
- }\r
- }\r
- }\r
- applyColumnHeaderWidths();\r
- if (options.syncColumnCellResize) {\r
- applyColumnWidths();\r
- }\r
- })\r
- .bind("dragend", function (e, dd) {\r
- var newWidth;\r
- $(this).parent().removeClass("slick-header-column-active");\r
- for (j = 0; j < columnElements.length; j++) {\r
- c = columns[j];\r
- newWidth = $(columnElements[j]).outerWidth();\r
-\r
- if (c.previousWidth !== newWidth && c.rerenderOnResize) {\r
- invalidateAllRows();\r
- }\r
- }\r
- updateCanvasWidth(true);\r
- render();\r
- trigger(self.onColumnsResized, {});\r
- });\r
- });\r
- }\r
-\r
- function getVBoxDelta($el) {\r
- var p = ["borderTopWidth", "borderBottomWidth", "paddingTop", "paddingBottom"];\r
- var delta = 0;\r
- $.each(p, function (n, val) {\r
- delta += parseFloat($el.css(val)) || 0;\r
- });\r
- return delta;\r
- }\r
-\r
- function measureCellPaddingAndBorder() {\r
- var el;\r
- var h = ["borderLeftWidth", "borderRightWidth", "paddingLeft", "paddingRight"];\r
- var v = ["borderTopWidth", "borderBottomWidth", "paddingTop", "paddingBottom"];\r
-\r
- el = $("<div class='ui-state-default slick-header-column' style='visibility:hidden'>-</div>").appendTo($headers);\r
- headerColumnWidthDiff = headerColumnHeightDiff = 0;\r
- $.each(h, function (n, val) {\r
- headerColumnWidthDiff += parseFloat(el.css(val)) || 0;\r
- });\r
- $.each(v, function (n, val) {\r
- headerColumnHeightDiff += parseFloat(el.css(val)) || 0;\r
- });\r
- el.remove();\r
-\r
- var r = $("<div class='slick-row' />").appendTo($canvas);\r
- el = $("<div class='slick-cell' id='' style='visibility:hidden'>-</div>").appendTo(r);\r
- cellWidthDiff = cellHeightDiff = 0;\r
- $.each(h, function (n, val) {\r
- cellWidthDiff += parseFloat(el.css(val)) || 0;\r
- });\r
- $.each(v, function (n, val) {\r
- cellHeightDiff += parseFloat(el.css(val)) || 0;\r
- });\r
- r.remove();\r
-\r
- absoluteColumnMinWidth = Math.max(headerColumnWidthDiff, cellWidthDiff);\r
- }\r
-\r
- function createCssRules() {\r
- $style = $("<style type='text/css' rel='stylesheet' />").appendTo($("head"));\r
- var rowHeight = (options.rowHeight - cellHeightDiff);\r
- var rules = [\r
- "." + uid + " .slick-header-column { left: 1000px; }",\r
- "." + uid + " .slick-top-panel { height:" + options.topPanelHeight + "px; }",\r
- "." + uid + " .slick-headerrow-columns { height:" + options.headerRowHeight + "px; }",\r
- "." + uid + " .slick-cell { height:" + rowHeight + "px; }",\r
- "." + uid + " .slick-row { height:" + options.rowHeight + "px; }"\r
- ];\r
-\r
- for (var i = 0; i < columns.length; i++) {\r
- rules.push("." + uid + " .l" + i + " { }");\r
- rules.push("." + uid + " .r" + i + " { }");\r
- }\r
-\r
- if ($style[0].styleSheet) { // IE\r
- $style[0].styleSheet.cssText = rules.join(" ");\r
- } else {\r
- $style[0].appendChild(document.createTextNode(rules.join(" ")));\r
- }\r
- }\r
-\r
- function getColumnCssRules(idx) {\r
- if (!stylesheet) {\r
- var sheets = document.styleSheets;\r
- for (var i = 0; i < sheets.length; i++) {\r
- if ((sheets[i].ownerNode || sheets[i].owningElement) == $style[0]) {\r
- stylesheet = sheets[i];\r
- break;\r
- }\r
- }\r
-\r
- if (!stylesheet) {\r
- throw new Error("Cannot find stylesheet.");\r
- }\r
-\r
- // find and cache column CSS rules\r
- columnCssRulesL = [];\r
- columnCssRulesR = [];\r
- var cssRules = (stylesheet.cssRules || stylesheet.rules);\r
- var matches, columnIdx;\r
- for (var i = 0; i < cssRules.length; i++) {\r
- var selector = cssRules[i].selectorText;\r
- if (matches = /\.l\d+/.exec(selector)) {\r
- columnIdx = parseInt(matches[0].substr(2, matches[0].length - 2), 10);\r
- columnCssRulesL[columnIdx] = cssRules[i];\r
- } else if (matches = /\.r\d+/.exec(selector)) {\r
- columnIdx = parseInt(matches[0].substr(2, matches[0].length - 2), 10);\r
- columnCssRulesR[columnIdx] = cssRules[i];\r
- }\r
- }\r
- }\r
-\r
- return {\r
- "left": columnCssRulesL[idx],\r
- "right": columnCssRulesR[idx]\r
- };\r
- }\r
-\r
- function removeCssRules() {\r
- $style.remove();\r
- stylesheet = null;\r
- }\r
-\r
- function destroy() {\r
- getEditorLock().cancelCurrentEdit();\r
-\r
- trigger(self.onBeforeDestroy, {});\r
-\r
- var i = plugins.length;\r
- while(i--) {\r
- unregisterPlugin(plugins[i]);\r
- }\r
-\r
- if (options.enableColumnReorder) {\r
- $headers.filter(":ui-sortable").sortable("destroy");\r
- }\r
-\r
- unbindAncestorScrollEvents();\r
- $container.unbind(".slickgrid");\r
- removeCssRules();\r
-\r
- $canvas.unbind("draginit dragstart dragend drag");\r
- $container.empty().removeClass(uid);\r
- }\r
-\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // General\r
-\r
- function trigger(evt, args, e) {\r
- e = e || new Slick.EventData();\r
- args = args || {};\r
- args.grid = self;\r
- return evt.notify(args, e, self);\r
- }\r
-\r
- function getEditorLock() {\r
- return options.editorLock;\r
- }\r
-\r
- function getEditController() {\r
- return editController;\r
- }\r
-\r
- function getColumnIndex(id) {\r
- return columnsById[id];\r
- }\r
-\r
- function autosizeColumns() {\r
- var i, c,\r
- widths = [],\r
- shrinkLeeway = 0,\r
- total = 0,\r
- prevTotal,\r
- availWidth = viewportHasVScroll ? viewportW - scrollbarDimensions.width : viewportW;\r
-\r
- for (i = 0; i < columns.length; i++) {\r
- c = columns[i];\r
- widths.push(c.width);\r
- total += c.width;\r
- if (c.resizable) {\r
- shrinkLeeway += c.width - Math.max(c.minWidth, absoluteColumnMinWidth);\r
- }\r
- }\r
-\r
- // shrink\r
- prevTotal = total;\r
- while (total > availWidth && shrinkLeeway) {\r
- var shrinkProportion = (total - availWidth) / shrinkLeeway;\r
- for (i = 0; i < columns.length && total > availWidth; i++) {\r
- c = columns[i];\r
- var width = widths[i];\r
- if (!c.resizable || width <= c.minWidth || width <= absoluteColumnMinWidth) {\r
- continue;\r
- }\r
- var absMinWidth = Math.max(c.minWidth, absoluteColumnMinWidth);\r
- var shrinkSize = Math.floor(shrinkProportion * (width - absMinWidth)) || 1;\r
- shrinkSize = Math.min(shrinkSize, width - absMinWidth);\r
- total -= shrinkSize;\r
- shrinkLeeway -= shrinkSize;\r
- widths[i] -= shrinkSize;\r
- }\r
- if (prevTotal == total) { // avoid infinite loop\r
- break;\r
- }\r
- prevTotal = total;\r
- }\r
-\r
- // grow\r
- prevTotal = total;\r
- while (total < availWidth) {\r
- var growProportion = availWidth / total;\r
- for (i = 0; i < columns.length && total < availWidth; i++) {\r
- c = columns[i];\r
- if (!c.resizable || c.maxWidth <= c.width) {\r
- continue;\r
- }\r
- var growSize = Math.min(Math.floor(growProportion * c.width) - c.width, (c.maxWidth - c.width) || 1000000) || 1;\r
- total += growSize;\r
- widths[i] += growSize;\r
- }\r
- if (prevTotal == total) { // avoid infinite loop\r
- break;\r
- }\r
- prevTotal = total;\r
- }\r
-\r
- var reRender = false;\r
- for (i = 0; i < columns.length; i++) {\r
- if (columns[i].rerenderOnResize && columns[i].width != widths[i]) {\r
- reRender = true;\r
- }\r
- columns[i].width = widths[i];\r
- }\r
-\r
- applyColumnHeaderWidths();\r
- updateCanvasWidth(true);\r
- if (reRender) {\r
- invalidateAllRows();\r
- render();\r
- }\r
- }\r
-\r
- function applyColumnHeaderWidths() {\r
- if (!initialized) { return; }\r
- var h;\r
- for (var i = 0, headers = $headers.children(), ii = headers.length; i < ii; i++) {\r
- h = $(headers[i]);\r
- if (h.width() !== columns[i].width - headerColumnWidthDiff) {\r
- h.width(columns[i].width - headerColumnWidthDiff);\r
- }\r
- }\r
-\r
- updateColumnCaches();\r
- }\r
-\r
- function applyColumnWidths() {\r
- var x = 0, w, rule;\r
- for (var i = 0; i < columns.length; i++) {\r
- w = columns[i].width;\r
-\r
- rule = getColumnCssRules(i);\r
- rule.left.style.left = x + "px";\r
- rule.right.style.right = (canvasWidth - x - w) + "px";\r
-\r
- x += columns[i].width;\r
- }\r
- }\r
-\r
- function setSortColumn(columnId, ascending) {\r
- setSortColumns([{ columnId: columnId, sortAsc: ascending}]);\r
- }\r
-\r
- function setSortColumns(cols) {\r
- sortColumns = cols;\r
-\r
- var headerColumnEls = $headers.children();\r
- headerColumnEls\r
- .removeClass("slick-header-column-sorted")\r
- .find(".slick-sort-indicator")\r
- .removeClass("slick-sort-indicator-asc slick-sort-indicator-desc");\r
-\r
- $.each(sortColumns, function(i, col) {\r
- if (col.sortAsc == null) {\r
- col.sortAsc = true;\r
- }\r
- var columnIndex = getColumnIndex(col.columnId);\r
- if (columnIndex != null) {\r
- headerColumnEls.eq(columnIndex)\r
- .addClass("slick-header-column-sorted")\r
- .find(".slick-sort-indicator")\r
- .addClass(col.sortAsc ? "slick-sort-indicator-asc" : "slick-sort-indicator-desc");\r
- }\r
- });\r
- }\r
-\r
- function getSortColumns() {\r
- return sortColumns;\r
- }\r
-\r
- function handleSelectedRangesChanged(e, ranges) {\r
- selectedRows = [];\r
- var hash = {};\r
- for (var i = 0; i < ranges.length; i++) {\r
- for (var j = ranges[i].fromRow; j <= ranges[i].toRow; j++) {\r
- if (!hash[j]) { // prevent duplicates\r
- selectedRows.push(j);\r
- hash[j] = {};\r
- }\r
- for (var k = ranges[i].fromCell; k <= ranges[i].toCell; k++) {\r
- if (canCellBeSelected(j, k)) {\r
- hash[j][columns[k].id] = options.selectedCellCssClass;\r
- }\r
- }\r
- }\r
- }\r
-\r
- setCellCssStyles(options.selectedCellCssClass, hash);\r
-\r
- trigger(self.onSelectedRowsChanged, {rows: getSelectedRows()}, e);\r
- }\r
-\r
- function getColumns() {\r
- return columns;\r
- }\r
-\r
- function updateColumnCaches() {\r
- // Pre-calculate cell boundaries.\r
- columnPosLeft = [];\r
- columnPosRight = [];\r
- var x = 0;\r
- for (var i = 0, ii = columns.length; i < ii; i++) {\r
- columnPosLeft[i] = x;\r
- columnPosRight[i] = x + columns[i].width;\r
- x += columns[i].width;\r
- }\r
- }\r
-\r
- function setColumns(columnDefinitions) {\r
- columns = columnDefinitions;\r
-\r
- columnsById = {};\r
- for (var i = 0; i < columns.length; i++) {\r
- var m = columns[i] = $.extend({}, columnDefaults, columns[i]);\r
- columnsById[m.id] = i;\r
- if (m.minWidth && m.width < m.minWidth) {\r
- m.width = m.minWidth;\r
- }\r
- if (m.maxWidth && m.width > m.maxWidth) {\r
- m.width = m.maxWidth;\r
- }\r
- }\r
-\r
- updateColumnCaches();\r
-\r
- if (initialized) {\r
- invalidateAllRows();\r
- createColumnHeaders();\r
- removeCssRules();\r
- createCssRules();\r
- resizeCanvas();\r
- applyColumnWidths();\r
- handleScroll();\r
- }\r
- }\r
-\r
- function getOptions() {\r
- return options;\r
- }\r
-\r
- function setOptions(args) {\r
- if (!getEditorLock().commitCurrentEdit()) {\r
- return;\r
- }\r
-\r
- makeActiveCellNormal();\r
-\r
- if (options.enableAddRow !== args.enableAddRow) {\r
- invalidateRow(getDataLength());\r
- }\r
-\r
- options = $.extend(options, args);\r
- validateAndEnforceOptions();\r
-\r
- $viewport.css("overflow-y", options.autoHeight ? "hidden" : "auto");\r
- render();\r
- }\r
-\r
- function validateAndEnforceOptions() {\r
- if (options.autoHeight) {\r
- options.leaveSpaceForNewRows = false;\r
- }\r
- }\r
-\r
- function setData(newData, scrollToTop) {\r
- data = newData;\r
- invalidateAllRows();\r
- updateRowCount();\r
- if (scrollToTop) {\r
- scrollTo(0);\r
- }\r
- }\r
-\r
- function getData() {\r
- return data;\r
- }\r
-\r
- function getDataLength() {\r
- if (data.getLength) {\r
- return data.getLength();\r
- } else {\r
- return data.length;\r
- }\r
- }\r
-\r
- function getDataItem(i) {\r
- if (data.getItem) {\r
- return data.getItem(i);\r
- } else {\r
- return data[i];\r
- }\r
- }\r
-\r
- function getTopPanel() {\r
- return $topPanel[0];\r
- }\r
-\r
- function setTopPanelVisibility(visible) {\r
- if (options.showTopPanel != visible) {\r
- options.showTopPanel = visible;\r
- if (visible) {\r
- $topPanelScroller.slideDown("fast", resizeCanvas);\r
- } else {\r
- $topPanelScroller.slideUp("fast", resizeCanvas);\r
- }\r
- }\r
- }\r
-\r
- function setHeaderRowVisibility(visible) {\r
- if (options.showHeaderRow != visible) {\r
- options.showHeaderRow = visible;\r
- if (visible) {\r
- $headerRowScroller.slideDown("fast", resizeCanvas);\r
- } else {\r
- $headerRowScroller.slideUp("fast", resizeCanvas);\r
- }\r
- }\r
- }\r
-\r
- function getContainerNode() {\r
- return $container.get(0);\r
- }\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // Rendering / Scrolling\r
-\r
- function getRowTop(row) {\r
- return options.rowHeight * row - offset;\r
- }\r
-\r
- function getRowFromPosition(y) {\r
- return Math.floor((y + offset) / options.rowHeight);\r
- }\r
-\r
- function scrollTo(y) {\r
- y = Math.max(y, 0);\r
- y = Math.min(y, th - viewportH + (viewportHasHScroll ? scrollbarDimensions.height : 0));\r
-\r
- var oldOffset = offset;\r
-\r
- page = Math.min(n - 1, Math.floor(y / ph));\r
- offset = Math.round(page * cj);\r
- var newScrollTop = y - offset;\r
-\r
- if (offset != oldOffset) {\r
- var range = getVisibleRange(newScrollTop);\r
- cleanupRows(range);\r
- updateRowPositions();\r
- }\r
-\r
- if (prevScrollTop != newScrollTop) {\r
- vScrollDir = (prevScrollTop + oldOffset < newScrollTop + offset) ? 1 : -1;\r
- $viewport[0].scrollTop = (lastRenderedScrollTop = scrollTop = prevScrollTop = newScrollTop);\r
-\r
- trigger(self.onViewportChanged, {});\r
- }\r
- }\r
-\r
- function defaultFormatter(row, cell, value, columnDef, dataContext) {\r
- if (value == null) {\r
- return "";\r
- } else {\r
- return (value + "").replace(/&/g,"&").replace(/</g,"<").replace(/>/g,">");\r
- }\r
- }\r
-\r
- function getFormatter(row, column) {\r
- var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);\r
-\r
- // look up by id, then index\r
- var columnOverrides = rowMetadata &&\r
- rowMetadata.columns &&\r
- (rowMetadata.columns[column.id] || rowMetadata.columns[getColumnIndex(column.id)]);\r
-\r
- return (columnOverrides && columnOverrides.formatter) ||\r
- (rowMetadata && rowMetadata.formatter) ||\r
- column.formatter ||\r
- (options.formatterFactory && options.formatterFactory.getFormatter(column)) ||\r
- options.defaultFormatter;\r
- }\r
-\r
- function getEditor(row, cell) {\r
- var column = columns[cell];\r
- var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);\r
- var columnMetadata = rowMetadata && rowMetadata.columns;\r
-\r
- if (columnMetadata && columnMetadata[column.id] && columnMetadata[column.id].editor !== undefined) {\r
- return columnMetadata[column.id].editor;\r
- }\r
- if (columnMetadata && columnMetadata[cell] && columnMetadata[cell].editor !== undefined) {\r
- return columnMetadata[cell].editor;\r
- }\r
-\r
- return column.editor || (options.editorFactory && options.editorFactory.getEditor(column));\r
- }\r
-\r
- function getDataItemValueForColumn(item, columnDef) {\r
- if (options.dataItemColumnValueExtractor) {\r
- return options.dataItemColumnValueExtractor(item, columnDef);\r
- }\r
- return item[columnDef.field];\r
- }\r
-\r
- function appendRowHtml(stringArray, row, range, dataLength) {\r
- var d = getDataItem(row);\r
- var dataLoading = row < dataLength && !d;\r
- var rowCss = "slick-row" +\r
- (dataLoading ? " loading" : "") +\r
- (row === activeRow ? " active" : "") +\r
- (row % 2 == 1 ? " odd" : " even");\r
-\r
- var metadata = data.getItemMetadata && data.getItemMetadata(row);\r
-\r
- if (metadata && metadata.cssClasses) {\r
- rowCss += " " + metadata.cssClasses;\r
- }\r
-\r
- stringArray.push("<div class='ui-widget-content " + rowCss + "' style='top:" + getRowTop(row) + "px'>");\r
-\r
- var colspan, m;\r
- for (var i = 0, ii = columns.length; i < ii; i++) {\r
- m = columns[i];\r
- colspan = 1;\r
- if (metadata && metadata.columns) {\r
- var columnData = metadata.columns[m.id] || metadata.columns[i];\r
- colspan = (columnData && columnData.colspan) || 1;\r
- if (colspan === "*") {\r
- colspan = ii - i;\r
- }\r
- }\r
-\r
- // Do not render cells outside of the viewport.\r
- if (columnPosRight[Math.min(ii - 1, i + colspan - 1)] > range.leftPx) {\r
- if (columnPosLeft[i] > range.rightPx) {\r
- // All columns to the right are outside the range.\r
- break;\r
- }\r
-\r
- appendCellHtml(stringArray, row, i, colspan, d);\r
- }\r
-\r
- if (colspan > 1) {\r
- i += (colspan - 1);\r
- }\r
- }\r
-\r
- stringArray.push("</div>");\r
- }\r
-\r
- function appendCellHtml(stringArray, row, cell, colspan, item) {\r
- var m = columns[cell];\r
- var cellCss = "slick-cell l" + cell + " r" + Math.min(columns.length - 1, cell + colspan - 1) +\r
- (m.cssClass ? " " + m.cssClass : "");\r
- if (row === activeRow && cell === activeCell) {\r
- cellCss += (" active");\r
- }\r
-\r
- // TODO: merge them together in the setter\r
- for (var key in cellCssClasses) {\r
- if (cellCssClasses[key][row] && cellCssClasses[key][row][m.id]) {\r
- cellCss += (" " + cellCssClasses[key][row][m.id]);\r
- }\r
- }\r
-\r
- stringArray.push("<div class='" + cellCss + "'>");\r
-\r
- // if there is a corresponding row (if not, this is the Add New row or this data hasn't been loaded yet)\r
- if (item) {\r
- var value = getDataItemValueForColumn(item, m);\r
- stringArray.push(getFormatter(row, m)(row, cell, value, m, item));\r
- }\r
-\r
- stringArray.push("</div>");\r
-\r
- rowsCache[row].cellRenderQueue.push(cell);\r
- rowsCache[row].cellColSpans[cell] = colspan;\r
- }\r
-\r
-\r
- function cleanupRows(rangeToKeep) {\r
- for (var i in rowsCache) {\r
- if (((i = parseInt(i, 10)) !== activeRow) && (i < rangeToKeep.top || i > rangeToKeep.bottom)) {\r
- removeRowFromCache(i);\r
- }\r
- }\r
- }\r
-\r
- function invalidate() {\r
- updateRowCount();\r
- invalidateAllRows();\r
- render();\r
- }\r
-\r
- function invalidateAllRows() {\r
- if (currentEditor) {\r
- makeActiveCellNormal();\r
- }\r
- for (var row in rowsCache) {\r
- removeRowFromCache(row);\r
- }\r
- }\r
-\r
- function removeRowFromCache(row) {\r
- var cacheEntry = rowsCache[row];\r
- if (!cacheEntry) {\r
- return;\r
- }\r
- $canvas[0].removeChild(cacheEntry.rowNode);\r
- delete rowsCache[row];\r
- delete postProcessedRows[row];\r
- renderedRows--;\r
- counter_rows_removed++;\r
- }\r
-\r
- function invalidateRows(rows) {\r
- var i, rl;\r
- if (!rows || !rows.length) {\r
- return;\r
- }\r
- vScrollDir = 0;\r
- for (i = 0, rl = rows.length; i < rl; i++) {\r
- if (currentEditor && activeRow === rows[i]) {\r
- makeActiveCellNormal();\r
- }\r
- if (rowsCache[rows[i]]) {\r
- removeRowFromCache(rows[i]);\r
- }\r
- }\r
- }\r
-\r
- function invalidateRow(row) {\r
- invalidateRows([row]);\r
- }\r
-\r
- function updateCell(row, cell) {\r
- var cellNode = getCellNode(row, cell);\r
- if (!cellNode) {\r
- return;\r
- }\r
-\r
- var m = columns[cell], d = getDataItem(row);\r
- if (currentEditor && activeRow === row && activeCell === cell) {\r
- currentEditor.loadValue(d);\r
- } else {\r
- cellNode.innerHTML = d ? getFormatter(row, m)(row, cell, getDataItemValueForColumn(d, m), m, d) : "";\r
- invalidatePostProcessingResults(row);\r
- }\r
- }\r
-\r
- function updateRow(row) {\r
- var cacheEntry = rowsCache[row];\r
- if (!cacheEntry) {\r
- return;\r
- }\r
-\r
- ensureCellNodesInRowsCache(row);\r
-\r
- var d = getDataItem(row);\r
-\r
- for (var columnIdx in cacheEntry.cellNodesByColumnIdx) {\r
- if (!cacheEntry.cellNodesByColumnIdx.hasOwnProperty(columnIdx)) {\r
- continue;\r
- }\r
-\r
- columnIdx = columnIdx | 0;\r
- var m = columns[columnIdx],\r
- node = cacheEntry.cellNodesByColumnIdx[columnIdx];\r
-\r
- if (row === activeRow && columnIdx === activeCell && currentEditor) {\r
- currentEditor.loadValue(d);\r
- } else if (d) {\r
- node.innerHTML = getFormatter(row, m)(row, columnIdx, getDataItemValueForColumn(d, m), m, d);\r
- } else {\r
- node.innerHTML = "";\r
- }\r
- }\r
-\r
- invalidatePostProcessingResults(row);\r
- }\r
-\r
- function getViewportHeight() {\r
- return parseFloat($.css($container[0], "height", true)) -\r
- parseFloat($.css($container[0], "paddingTop", true)) -\r
- parseFloat($.css($container[0], "paddingBottom", true)) -\r
- parseFloat($.css($headerScroller[0], "height")) - getVBoxDelta($headerScroller) -\r
- (options.showTopPanel ? options.topPanelHeight + getVBoxDelta($topPanelScroller) : 0) -\r
- (options.showHeaderRow ? options.headerRowHeight + getVBoxDelta($headerRowScroller) : 0);\r
- }\r
-\r
- function resizeCanvas() {\r
- if (!initialized) { return; }\r
- if (options.autoHeight) {\r
- viewportH = options.rowHeight * (getDataLength() + (options.enableAddRow ? 1 : 0));\r
- } else {\r
- viewportH = getViewportHeight();\r
- }\r
-\r
- numVisibleRows = Math.ceil(viewportH / options.rowHeight);\r
- viewportW = parseFloat($.css($container[0], "width", true));\r
- if (!options.autoHeight) {\r
- $viewport.height(viewportH);\r
- }\r
-\r
- if (options.forceFitColumns) {\r
- autosizeColumns();\r
- }\r
-\r
- updateRowCount();\r
- handleScroll();\r
- render();\r
- }\r
-\r
- function updateRowCount() {\r
- var dataLength = getDataLength();\r
- if (!initialized) { return; }\r
- numberOfRows = dataLength +\r
- (options.enableAddRow ? 1 : 0) +\r
- (options.leaveSpaceForNewRows ? numVisibleRows - 1 : 0);\r
-\r
- var oldViewportHasVScroll = viewportHasVScroll;\r
- // with autoHeight, we do not need to accommodate the vertical scroll bar\r
- viewportHasVScroll = !options.autoHeight && (numberOfRows * options.rowHeight > viewportH);\r
-\r
- // remove the rows that are now outside of the data range\r
- // this helps avoid redundant calls to .removeRow() when the size of the data decreased by thousands of rows\r
- var l = options.enableAddRow ? dataLength : dataLength - 1;\r
- for (var i in rowsCache) {\r
- if (i >= l) {\r
- removeRowFromCache(i);\r
- }\r
- }\r
-\r
- if (activeCellNode && activeRow > l) {\r
- resetActiveCell();\r
- }\r
-\r
- var oldH = h;\r
- th = Math.max(options.rowHeight * numberOfRows, viewportH - scrollbarDimensions.height);\r
- if (th < maxSupportedCssHeight) {\r
- // just one page\r
- h = ph = th;\r
- n = 1;\r
- cj = 0;\r
- } else {\r
- // break into pages\r
- h = maxSupportedCssHeight;\r
- ph = h / 100;\r
- n = Math.floor(th / ph);\r
- cj = (th - h) / (n - 1);\r
- }\r
-\r
- if (h !== oldH) {\r
- $canvas.css("height", h);\r
- scrollTop = $viewport[0].scrollTop;\r
- }\r
-\r
- var oldScrollTopInRange = (scrollTop + offset <= th - viewportH);\r
-\r
- if (th == 0 || scrollTop == 0) {\r
- page = offset = 0;\r
- } else if (oldScrollTopInRange) {\r
- // maintain virtual position\r
- scrollTo(scrollTop + offset);\r
- } else {\r
- // scroll to bottom\r
- scrollTo(th - viewportH);\r
- }\r
-\r
- if (h != oldH && options.autoHeight) {\r
- resizeCanvas();\r
- }\r
-\r
- if (options.forceFitColumns && oldViewportHasVScroll != viewportHasVScroll) {\r
- autosizeColumns();\r
- }\r
- updateCanvasWidth(false);\r
- }\r
-\r
- function getVisibleRange(viewportTop, viewportLeft) {\r
- if (viewportTop == null) {\r
- viewportTop = scrollTop;\r
- }\r
- if (viewportLeft == null) {\r
- viewportLeft = scrollLeft;\r
- }\r
-\r
- return {\r
- top: getRowFromPosition(viewportTop),\r
- bottom: getRowFromPosition(viewportTop + viewportH) + 1,\r
- leftPx: viewportLeft,\r
- rightPx: viewportLeft + viewportW\r
- };\r
- }\r
-\r
- function getRenderedRange(viewportTop, viewportLeft) {\r
- var range = getVisibleRange(viewportTop, viewportLeft);\r
- var buffer = Math.round(viewportH / options.rowHeight);\r
- var minBuffer = 3;\r
-\r
- if (vScrollDir == -1) {\r
- range.top -= buffer;\r
- range.bottom += minBuffer;\r
- } else if (vScrollDir == 1) {\r
- range.top -= minBuffer;\r
- range.bottom += buffer;\r
- } else {\r
- range.top -= minBuffer;\r
- range.bottom += minBuffer;\r
- }\r
-\r
- range.top = Math.max(0, range.top);\r
- range.bottom = Math.min(options.enableAddRow ? getDataLength() : getDataLength() - 1, range.bottom);\r
-\r
- range.leftPx -= viewportW;\r
- range.rightPx += viewportW;\r
-\r
- range.leftPx = Math.max(0, range.leftPx);\r
- range.rightPx = Math.min(canvasWidth, range.rightPx);\r
-\r
- return range;\r
- }\r
-\r
- function ensureCellNodesInRowsCache(row) {\r
- var cacheEntry = rowsCache[row];\r
- if (cacheEntry) {\r
- if (cacheEntry.cellRenderQueue.length) {\r
- var lastChild = cacheEntry.rowNode.lastChild;\r
- while (cacheEntry.cellRenderQueue.length) {\r
- var columnIdx = cacheEntry.cellRenderQueue.pop();\r
- cacheEntry.cellNodesByColumnIdx[columnIdx] = lastChild;\r
- lastChild = lastChild.previousSibling;\r
- }\r
- }\r
- }\r
- }\r
-\r
- function cleanUpCells(range, row) {\r
- var totalCellsRemoved = 0;\r
- var cacheEntry = rowsCache[row];\r
-\r
- // Remove cells outside the range.\r
- var cellsToRemove = [];\r
- for (var i in cacheEntry.cellNodesByColumnIdx) {\r
- // I really hate it when people mess with Array.prototype.\r
- if (!cacheEntry.cellNodesByColumnIdx.hasOwnProperty(i)) {\r
- continue;\r
- }\r
-\r
- // This is a string, so it needs to be cast back to a number.\r
- i = i | 0;\r
-\r
- var colspan = cacheEntry.cellColSpans[i];\r
- if (columnPosLeft[i] > range.rightPx ||\r
- columnPosRight[Math.min(columns.length - 1, i + colspan - 1)] < range.leftPx) {\r
- if (!(row == activeRow && i == activeCell)) {\r
- cellsToRemove.push(i);\r
- }\r
- }\r
- }\r
-\r
- var cellToRemove;\r
- while ((cellToRemove = cellsToRemove.pop()) != null) {\r
- cacheEntry.rowNode.removeChild(cacheEntry.cellNodesByColumnIdx[cellToRemove]);\r
- delete cacheEntry.cellColSpans[cellToRemove];\r
- delete cacheEntry.cellNodesByColumnIdx[cellToRemove];\r
- if (postProcessedRows[row]) {\r
- delete postProcessedRows[row][cellToRemove];\r
- }\r
- totalCellsRemoved++;\r
- }\r
- }\r
-\r
- function cleanUpAndRenderCells(range) {\r
- var cacheEntry;\r
- var stringArray = [];\r
- var processedRows = [];\r
- var cellsAdded;\r
- var totalCellsAdded = 0;\r
- var colspan;\r
-\r
- for (var row = range.top, btm = range.bottom; row <= btm; row++) {\r
- cacheEntry = rowsCache[row];\r
- if (!cacheEntry) {\r
- continue;\r
- }\r
-\r
- // cellRenderQueue populated in renderRows() needs to be cleared first\r
- ensureCellNodesInRowsCache(row);\r
-\r
- cleanUpCells(range, row);\r
-\r
- // Render missing cells.\r
- cellsAdded = 0;\r
-\r
- var metadata = data.getItemMetadata && data.getItemMetadata(row);\r
- metadata = metadata && metadata.columns;\r
-\r
- var d = getDataItem(row);\r
-\r
- // TODO: shorten this loop (index? heuristics? binary search?)\r
- for (var i = 0, ii = columns.length; i < ii; i++) {\r
- // Cells to the right are outside the range.\r
- if (columnPosLeft[i] > range.rightPx) {\r
- break;\r
- }\r
-\r
- // Already rendered.\r
- if ((colspan = cacheEntry.cellColSpans[i]) != null) {\r
- i += (colspan > 1 ? colspan - 1 : 0);\r
- continue;\r
- }\r
-\r
- colspan = 1;\r
- if (metadata) {\r
- var columnData = metadata[columns[i].id] || metadata[i];\r
- colspan = (columnData && columnData.colspan) || 1;\r
- if (colspan === "*") {\r
- colspan = ii - i;\r
- }\r
- }\r
-\r
- if (columnPosRight[Math.min(ii - 1, i + colspan - 1)] > range.leftPx) {\r
- appendCellHtml(stringArray, row, i, colspan, d);\r
- cellsAdded++;\r
- }\r
-\r
- i += (colspan > 1 ? colspan - 1 : 0);\r
- }\r
-\r
- if (cellsAdded) {\r
- totalCellsAdded += cellsAdded;\r
- processedRows.push(row);\r
- }\r
- }\r
-\r
- if (!stringArray.length) {\r
- return;\r
- }\r
-\r
- var x = document.createElement("div");\r
- x.innerHTML = stringArray.join("");\r
-\r
- var processedRow;\r
- var node;\r
- while ((processedRow = processedRows.pop()) != null) {\r
- cacheEntry = rowsCache[processedRow];\r
- var columnIdx;\r
- while ((columnIdx = cacheEntry.cellRenderQueue.pop()) != null) {\r
- node = x.lastChild;\r
- cacheEntry.rowNode.appendChild(node);\r
- cacheEntry.cellNodesByColumnIdx[columnIdx] = node;\r
- }\r
- }\r
- }\r
-\r
- function renderRows(range) {\r
- var parentNode = $canvas[0],\r
- stringArray = [],\r
- rows = [],\r
- needToReselectCell = false,\r
- dataLength = getDataLength();\r
-\r
- for (var i = range.top, ii = range.bottom; i <= ii; i++) {\r
- if (rowsCache[i]) {\r
- continue;\r
- }\r
- renderedRows++;\r
- rows.push(i);\r
-\r
- // Create an entry right away so that appendRowHtml() can\r
- // start populatating it.\r
- rowsCache[i] = {\r
- "rowNode": null,\r
-\r
- // ColSpans of rendered cells (by column idx).\r
- // Can also be used for checking whether a cell has been rendered.\r
- "cellColSpans": [],\r
-\r
- // Cell nodes (by column idx). Lazy-populated by ensureCellNodesInRowsCache().\r
- "cellNodesByColumnIdx": [],\r
-\r
- // Column indices of cell nodes that have been rendered, but not yet indexed in\r
- // cellNodesByColumnIdx. These are in the same order as cell nodes added at the\r
- // end of the row.\r
- "cellRenderQueue": []\r
- };\r
-\r
- appendRowHtml(stringArray, i, range, dataLength);\r
- if (activeCellNode && activeRow === i) {\r
- needToReselectCell = true;\r
- }\r
- counter_rows_rendered++;\r
- }\r
-\r
- if (!rows.length) { return; }\r
-\r
- var x = document.createElement("div");\r
- x.innerHTML = stringArray.join("");\r
-\r
- for (var i = 0, ii = rows.length; i < ii; i++) {\r
- rowsCache[rows[i]].rowNode = parentNode.appendChild(x.firstChild);\r
- }\r
-\r
- if (needToReselectCell) {\r
- activeCellNode = getCellNode(activeRow, activeCell);\r
- }\r
- }\r
-\r
- function startPostProcessing() {\r
- if (!options.enableAsyncPostRender) {\r
- return;\r
- }\r
- clearTimeout(h_postrender);\r
- h_postrender = setTimeout(asyncPostProcessRows, options.asyncPostRenderDelay);\r
- }\r
-\r
- function invalidatePostProcessingResults(row) {\r
- delete postProcessedRows[row];\r
- postProcessFromRow = Math.min(postProcessFromRow, row);\r
- postProcessToRow = Math.max(postProcessToRow, row);\r
- startPostProcessing();\r
- }\r
-\r
- function updateRowPositions() {\r
- for (var row in rowsCache) {\r
- rowsCache[row].rowNode.style.top = getRowTop(row) + "px";\r
- }\r
- }\r
-\r
- function render() {\r
- if (!initialized) { return; }\r
- var visible = getVisibleRange();\r
- var rendered = getRenderedRange();\r
-\r
- // remove rows no longer in the viewport\r
- cleanupRows(rendered);\r
-\r
- // add new rows & missing cells in existing rows\r
- if (lastRenderedScrollLeft != scrollLeft) {\r
- cleanUpAndRenderCells(rendered);\r
- }\r
-\r
- // render missing rows\r
- renderRows(rendered);\r
-\r
- postProcessFromRow = visible.top;\r
- postProcessToRow = Math.min(options.enableAddRow ? getDataLength() : getDataLength() - 1, visible.bottom);\r
- startPostProcessing();\r
-\r
- lastRenderedScrollTop = scrollTop;\r
- lastRenderedScrollLeft = scrollLeft;\r
- h_render = null;\r
- }\r
-\r
- function handleHeaderRowScroll() {\r
- var scrollLeft = $headerRowScroller[0].scrollLeft;\r
- if (scrollLeft != $viewport[0].scrollLeft) {\r
- $viewport[0].scrollLeft = scrollLeft;\r
- }\r
- }\r
-\r
- function handleScroll() {\r
- scrollTop = $viewport[0].scrollTop;\r
- scrollLeft = $viewport[0].scrollLeft;\r
- var vScrollDist = Math.abs(scrollTop - prevScrollTop);\r
- var hScrollDist = Math.abs(scrollLeft - prevScrollLeft);\r
-\r
- if (hScrollDist) {\r
- prevScrollLeft = scrollLeft;\r
- $headerScroller[0].scrollLeft = scrollLeft;\r
- $topPanelScroller[0].scrollLeft = scrollLeft;\r
- $headerRowScroller[0].scrollLeft = scrollLeft;\r
- }\r
-\r
- if (vScrollDist) {\r
- vScrollDir = prevScrollTop < scrollTop ? 1 : -1;\r
- prevScrollTop = scrollTop;\r
-\r
- // switch virtual pages if needed\r
- if (vScrollDist < viewportH) {\r
- scrollTo(scrollTop + offset);\r
- } else {\r
- var oldOffset = offset;\r
- if (h == viewportH) {\r
- page = 0;\r
- } else {\r
- page = Math.min(n - 1, Math.floor(scrollTop * ((th - viewportH) / (h - viewportH)) * (1 / ph)));\r
- }\r
- offset = Math.round(page * cj);\r
- if (oldOffset != offset) {\r
- invalidateAllRows();\r
- }\r
- }\r
- }\r
-\r
- if (hScrollDist || vScrollDist) {\r
- if (h_render) {\r
- clearTimeout(h_render);\r
- }\r
-\r
- if (Math.abs(lastRenderedScrollTop - scrollTop) > 20 ||\r
- Math.abs(lastRenderedScrollLeft - scrollLeft) > 20) {\r
- if (options.forceSyncScrolling || (\r
- Math.abs(lastRenderedScrollTop - scrollTop) < viewportH &&\r
- Math.abs(lastRenderedScrollLeft - scrollLeft) < viewportW)) {\r
- render();\r
- } else {\r
- h_render = setTimeout(render, 50);\r
- }\r
-\r
- trigger(self.onViewportChanged, {});\r
- }\r
- }\r
-\r
- trigger(self.onScroll, {scrollLeft: scrollLeft, scrollTop: scrollTop});\r
- }\r
-\r
- function asyncPostProcessRows() {\r
- while (postProcessFromRow <= postProcessToRow) {\r
- var row = (vScrollDir >= 0) ? postProcessFromRow++ : postProcessToRow--;\r
- var cacheEntry = rowsCache[row];\r
- if (!cacheEntry || row >= getDataLength()) {\r
- continue;\r
- }\r
-\r
- if (!postProcessedRows[row]) {\r
- postProcessedRows[row] = {};\r
- }\r
-\r
- ensureCellNodesInRowsCache(row);\r
- for (var columnIdx in cacheEntry.cellNodesByColumnIdx) {\r
- if (!cacheEntry.cellNodesByColumnIdx.hasOwnProperty(columnIdx)) {\r
- continue;\r
- }\r
-\r
- columnIdx = columnIdx | 0;\r
-\r
- var m = columns[columnIdx];\r
- if (m.asyncPostRender && !postProcessedRows[row][columnIdx]) {\r
- var node = cacheEntry.cellNodesByColumnIdx[columnIdx];\r
- if (node) {\r
- m.asyncPostRender(node, row, getDataItem(row), m);\r
- }\r
- postProcessedRows[row][columnIdx] = true;\r
- }\r
- }\r
-\r
- h_postrender = setTimeout(asyncPostProcessRows, options.asyncPostRenderDelay);\r
- return;\r
- }\r
- }\r
-\r
- function updateCellCssStylesOnRenderedRows(addedHash, removedHash) {\r
- var node, columnId, addedRowHash, removedRowHash;\r
- for (var row in rowsCache) {\r
- removedRowHash = removedHash && removedHash[row];\r
- addedRowHash = addedHash && addedHash[row];\r
-\r
- if (removedRowHash) {\r
- for (columnId in removedRowHash) {\r
- if (!addedRowHash || removedRowHash[columnId] != addedRowHash[columnId]) {\r
- node = getCellNode(row, getColumnIndex(columnId));\r
- if (node) {\r
- $(node).removeClass(removedRowHash[columnId]);\r
- }\r
- }\r
- }\r
- }\r
-\r
- if (addedRowHash) {\r
- for (columnId in addedRowHash) {\r
- if (!removedRowHash || removedRowHash[columnId] != addedRowHash[columnId]) {\r
- node = getCellNode(row, getColumnIndex(columnId));\r
- if (node) {\r
- $(node).addClass(addedRowHash[columnId]);\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
-\r
- function addCellCssStyles(key, hash) {\r
- if (cellCssClasses[key]) {\r
- throw "addCellCssStyles: cell CSS hash with key '" + key + "' already exists.";\r
- }\r
-\r
- cellCssClasses[key] = hash;\r
- updateCellCssStylesOnRenderedRows(hash, null);\r
-\r
- trigger(self.onCellCssStylesChanged, { "key": key, "hash": hash });\r
- }\r
-\r
- function removeCellCssStyles(key) {\r
- if (!cellCssClasses[key]) {\r
- return;\r
- }\r
-\r
- updateCellCssStylesOnRenderedRows(null, cellCssClasses[key]);\r
- delete cellCssClasses[key];\r
-\r
- trigger(self.onCellCssStylesChanged, { "key": key, "hash": null });\r
- }\r
-\r
- function setCellCssStyles(key, hash) {\r
- var prevHash = cellCssClasses[key];\r
-\r
- cellCssClasses[key] = hash;\r
- updateCellCssStylesOnRenderedRows(hash, prevHash);\r
-\r
- trigger(self.onCellCssStylesChanged, { "key": key, "hash": hash });\r
- }\r
-\r
- function getCellCssStyles(key) {\r
- return cellCssClasses[key];\r
- }\r
-\r
- function flashCell(row, cell, speed) {\r
- speed = speed || 100;\r
- if (rowsCache[row]) {\r
- var $cell = $(getCellNode(row, cell));\r
-\r
- function toggleCellClass(times) {\r
- if (!times) {\r
- return;\r
- }\r
- setTimeout(function () {\r
- $cell.queue(function () {\r
- $cell.toggleClass(options.cellFlashingCssClass).dequeue();\r
- toggleCellClass(times - 1);\r
- });\r
- },\r
- speed);\r
- }\r
-\r
- toggleCellClass(4);\r
- }\r
- }\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // Interactivity\r
-\r
- function handleDragInit(e, dd) {\r
- var cell = getCellFromEvent(e);\r
- if (!cell || !cellExists(cell.row, cell.cell)) {\r
- return false;\r
- }\r
-\r
- var retval = trigger(self.onDragInit, dd, e);\r
- if (e.isImmediatePropagationStopped()) {\r
- return retval;\r
- }\r
-\r
- // if nobody claims to be handling drag'n'drop by stopping immediate propagation,\r
- // cancel out of it\r
- return false;\r
- }\r
-\r
- function handleDragStart(e, dd) {\r
- var cell = getCellFromEvent(e);\r
- if (!cell || !cellExists(cell.row, cell.cell)) {\r
- return false;\r
- }\r
-\r
- var retval = trigger(self.onDragStart, dd, e);\r
- if (e.isImmediatePropagationStopped()) {\r
- return retval;\r
- }\r
-\r
- return false;\r
- }\r
-\r
- function handleDrag(e, dd) {\r
- return trigger(self.onDrag, dd, e);\r
- }\r
-\r
- function handleDragEnd(e, dd) {\r
- trigger(self.onDragEnd, dd, e);\r
- }\r
-\r
- function handleKeyDown(e) {\r
- trigger(self.onKeyDown, {row: activeRow, cell: activeCell}, e);\r
- var handled = e.isImmediatePropagationStopped();\r
-\r
- if (!handled) {\r
- if (!e.shiftKey && !e.altKey && !e.ctrlKey) {\r
- if (e.which == 27) {\r
- if (!getEditorLock().isActive()) {\r
- return; // no editing mode to cancel, allow bubbling and default processing (exit without cancelling the event)\r
- }\r
- cancelEditAndSetFocus();\r
- } else if (e.which == 37) {\r
- handled = navigateLeft();\r
- } else if (e.which == 39) {\r
- handled = navigateRight();\r
- } else if (e.which == 38) {\r
- handled = navigateUp();\r
- } else if (e.which == 40) {\r
- handled = navigateDown();\r
- } else if (e.which == 9) {\r
- handled = navigateNext();\r
- } else if (e.which == 13) {\r
- if (options.editable) {\r
- if (currentEditor) {\r
- // adding new row\r
- if (activeRow === getDataLength()) {\r
- navigateDown();\r
- } else {\r
- commitEditAndSetFocus();\r
- }\r
- } else {\r
- if (getEditorLock().commitCurrentEdit()) {\r
- makeActiveCellEditable();\r
- }\r
- }\r
- }\r
- handled = true;\r
- }\r
- } else if (e.which == 9 && e.shiftKey && !e.ctrlKey && !e.altKey) {\r
- handled = navigatePrev();\r
- }\r
- }\r
-\r
- if (handled) {\r
- // the event has been handled so don't let parent element (bubbling/propagation) or browser (default) handle it\r
- e.stopPropagation();\r
- e.preventDefault();\r
- try {\r
- e.originalEvent.keyCode = 0; // prevent default behaviour for special keys in IE browsers (F3, F5, etc.)\r
- }\r
- // ignore exceptions - setting the original event's keycode throws access denied exception for "Ctrl"\r
- // (hitting control key only, nothing else), "Shift" (maybe others)\r
- catch (error) {\r
- }\r
- }\r
- }\r
-\r
- function handleClick(e) {\r
- if (!currentEditor) {\r
- // if this click resulted in some cell child node getting focus,\r
- // don't steal it back - keyboard events will still bubble up\r
- if (e.target != document.activeElement) {\r
- setFocus();\r
- }\r
- }\r
-\r
- var cell = getCellFromEvent(e);\r
- if (!cell || (currentEditor !== null && activeRow == cell.row && activeCell == cell.cell)) {\r
- return;\r
- }\r
-\r
- trigger(self.onClick, {row: cell.row, cell: cell.cell}, e);\r
- if (e.isImmediatePropagationStopped()) {\r
- return;\r
- }\r
-\r
- if ((activeCell != cell.cell || activeRow != cell.row) && canCellBeActive(cell.row, cell.cell)) {\r
- if (!getEditorLock().isActive() || getEditorLock().commitCurrentEdit()) {\r
- scrollRowIntoView(cell.row, false);\r
- setActiveCellInternal(getCellNode(cell.row, cell.cell), (cell.row === getDataLength()) || options.autoEdit);\r
- }\r
- }\r
- }\r
-\r
- function handleContextMenu(e) {\r
- var $cell = $(e.target).closest(".slick-cell", $canvas);\r
- if ($cell.length === 0) {\r
- return;\r
- }\r
-\r
- // are we editing this cell?\r
- if (activeCellNode === $cell[0] && currentEditor !== null) {\r
- return;\r
- }\r
-\r
- trigger(self.onContextMenu, {}, e);\r
- }\r
-\r
- function handleDblClick(e) {\r
- var cell = getCellFromEvent(e);\r
- if (!cell || (currentEditor !== null && activeRow == cell.row && activeCell == cell.cell)) {\r
- return;\r
- }\r
-\r
- trigger(self.onDblClick, {row: cell.row, cell: cell.cell}, e);\r
- if (e.isImmediatePropagationStopped()) {\r
- return;\r
- }\r
-\r
- if (options.editable) {\r
- gotoCell(cell.row, cell.cell, true);\r
- }\r
- }\r
-\r
- function handleHeaderMouseEnter(e) {\r
- trigger(self.onHeaderMouseEnter, {\r
- "column": $(this).data("column")\r
- }, e);\r
- }\r
-\r
- function handleHeaderMouseLeave(e) {\r
- trigger(self.onHeaderMouseLeave, {\r
- "column": $(this).data("column")\r
- }, e);\r
- }\r
-\r
- function handleHeaderContextMenu(e) {\r
- var $header = $(e.target).closest(".slick-header-column", ".slick-header-columns");\r
- var column = $header && $header.data("column");\r
- trigger(self.onHeaderContextMenu, {column: column}, e);\r
- }\r
-\r
- function handleHeaderClick(e) {\r
- var $header = $(e.target).closest(".slick-header-column", ".slick-header-columns");\r
- var column = $header && $header.data("column");\r
- if (column) {\r
- trigger(self.onHeaderClick, {column: column}, e);\r
- }\r
- }\r
-\r
- function handleMouseEnter(e) {\r
- trigger(self.onMouseEnter, {}, e);\r
- }\r
-\r
- function handleMouseLeave(e) {\r
- trigger(self.onMouseLeave, {}, e);\r
- }\r
-\r
- function cellExists(row, cell) {\r
- return !(row < 0 || row >= getDataLength() || cell < 0 || cell >= columns.length);\r
- }\r
-\r
- function getCellFromPoint(x, y) {\r
- var row = getRowFromPosition(y);\r
- var cell = 0;\r
-\r
- var w = 0;\r
- for (var i = 0; i < columns.length && w < x; i++) {\r
- w += columns[i].width;\r
- cell++;\r
- }\r
-\r
- if (cell < 0) {\r
- cell = 0;\r
- }\r
-\r
- return {row: row, cell: cell - 1};\r
- }\r
-\r
- function getCellFromNode(cellNode) {\r
- // read column number from .l<columnNumber> CSS class\r
- var cls = /l\d+/.exec(cellNode.className);\r
- if (!cls) {\r
- throw "getCellFromNode: cannot get cell - " + cellNode.className;\r
- }\r
- return parseInt(cls[0].substr(1, cls[0].length - 1), 10);\r
- }\r
-\r
- function getRowFromNode(rowNode) {\r
- for (var row in rowsCache) {\r
- if (rowsCache[row].rowNode === rowNode) {\r
- return row | 0;\r
- }\r
- }\r
-\r
- return null;\r
- }\r
-\r
- function getCellFromEvent(e) {\r
- var $cell = $(e.target).closest(".slick-cell", $canvas);\r
- if (!$cell.length) {\r
- return null;\r
- }\r
-\r
- var row = getRowFromNode($cell[0].parentNode);\r
- var cell = getCellFromNode($cell[0]);\r
-\r
- if (row == null || cell == null) {\r
- return null;\r
- } else {\r
- return {\r
- "row": row,\r
- "cell": cell\r
- };\r
- }\r
- }\r
-\r
- function getCellNodeBox(row, cell) {\r
- if (!cellExists(row, cell)) {\r
- return null;\r
- }\r
-\r
- var y1 = getRowTop(row);\r
- var y2 = y1 + options.rowHeight - 1;\r
- var x1 = 0;\r
- for (var i = 0; i < cell; i++) {\r
- x1 += columns[i].width;\r
- }\r
- var x2 = x1 + columns[cell].width;\r
-\r
- return {\r
- top: y1,\r
- left: x1,\r
- bottom: y2,\r
- right: x2\r
- };\r
- }\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // Cell switching\r
-\r
- function resetActiveCell() {\r
- setActiveCellInternal(null, false);\r
- }\r
-\r
- function setFocus() {\r
- if (tabbingDirection == -1) {\r
- $focusSink[0].focus();\r
- } else {\r
- $focusSink2[0].focus();\r
- }\r
- }\r
-\r
- function scrollCellIntoView(row, cell, doPaging) {\r
- scrollRowIntoView(row, doPaging);\r
-\r
- var colspan = getColspan(row, cell);\r
- var left = columnPosLeft[cell],\r
- right = columnPosRight[cell + (colspan > 1 ? colspan - 1 : 0)],\r
- scrollRight = scrollLeft + viewportW;\r
-\r
- if (left < scrollLeft) {\r
- $viewport.scrollLeft(left);\r
- handleScroll();\r
- render();\r
- } else if (right > scrollRight) {\r
- $viewport.scrollLeft(Math.min(left, right - $viewport[0].clientWidth));\r
- handleScroll();\r
- render();\r
- }\r
- }\r
-\r
- function setActiveCellInternal(newCell, editMode) {\r
- if (activeCellNode !== null) {\r
- makeActiveCellNormal();\r
- $(activeCellNode).removeClass("active");\r
- if (rowsCache[activeRow]) {\r
- $(rowsCache[activeRow].rowNode).removeClass("active");\r
- }\r
- }\r
-\r
- var activeCellChanged = (activeCellNode !== newCell);\r
- activeCellNode = newCell;\r
-\r
- if (activeCellNode != null) {\r
- activeRow = getRowFromNode(activeCellNode.parentNode);\r
- activeCell = activePosX = getCellFromNode(activeCellNode);\r
-\r
- $(activeCellNode).addClass("active");\r
- $(rowsCache[activeRow].rowNode).addClass("active");\r
-\r
- if (options.editable && editMode && isCellPotentiallyEditable(activeRow, activeCell)) {\r
- clearTimeout(h_editorLoader);\r
-\r
- if (options.asyncEditorLoading) {\r
- h_editorLoader = setTimeout(function () {\r
- makeActiveCellEditable();\r
- }, options.asyncEditorLoadDelay);\r
- } else {\r
- makeActiveCellEditable();\r
- }\r
- }\r
- } else {\r
- activeRow = activeCell = null;\r
- }\r
-\r
- if (activeCellChanged) {\r
- trigger(self.onActiveCellChanged, getActiveCell());\r
- }\r
- }\r
-\r
- function clearTextSelection() {\r
- if (document.selection && document.selection.empty) {\r
- try {\r
- //IE fails here if selected element is not in dom\r
- document.selection.empty();\r
- } catch (e) { }\r
- } else if (window.getSelection) {\r
- var sel = window.getSelection();\r
- if (sel && sel.removeAllRanges) {\r
- sel.removeAllRanges();\r
- }\r
- }\r
- }\r
-\r
- function isCellPotentiallyEditable(row, cell) {\r
- // is the data for this row loaded?\r
- if (row < getDataLength() && !getDataItem(row)) {\r
- return false;\r
- }\r
-\r
- // are we in the Add New row? can we create new from this cell?\r
- if (columns[cell].cannotTriggerInsert && row >= getDataLength()) {\r
- return false;\r
- }\r
-\r
- // does this cell have an editor?\r
- if (!getEditor(row, cell)) {\r
- return false;\r
- }\r
-\r
- return true;\r
- }\r
-\r
- function makeActiveCellNormal() {\r
- if (!currentEditor) {\r
- return;\r
- }\r
- trigger(self.onBeforeCellEditorDestroy, {editor: currentEditor});\r
- currentEditor.destroy();\r
- currentEditor = null;\r
-\r
- if (activeCellNode) {\r
- var d = getDataItem(activeRow);\r
- $(activeCellNode).removeClass("editable invalid");\r
- if (d) {\r
- var column = columns[activeCell];\r
- var formatter = getFormatter(activeRow, column);\r
- activeCellNode.innerHTML = formatter(activeRow, activeCell, getDataItemValueForColumn(d, column), column, d);\r
- invalidatePostProcessingResults(activeRow);\r
- }\r
- }\r
-\r
- // if there previously was text selected on a page (such as selected text in the edit cell just removed),\r
- // IE can't set focus to anything else correctly\r
- if (navigator.userAgent.toLowerCase().match(/msie/)) {\r
- clearTextSelection();\r
- }\r
-\r
- getEditorLock().deactivate(editController);\r
- }\r
-\r
- function makeActiveCellEditable(editor) {\r
- if (!activeCellNode) {\r
- return;\r
- }\r
- if (!options.editable) {\r
- throw "Grid : makeActiveCellEditable : should never get called when options.editable is false";\r
- }\r
-\r
- // cancel pending async call if there is one\r
- clearTimeout(h_editorLoader);\r
-\r
- if (!isCellPotentiallyEditable(activeRow, activeCell)) {\r
- return;\r
- }\r
-\r
- var columnDef = columns[activeCell];\r
- var item = getDataItem(activeRow);\r
-\r
- if (trigger(self.onBeforeEditCell, {row: activeRow, cell: activeCell, item: item, column: columnDef}) === false) {\r
- setFocus();\r
- return;\r
- }\r
-\r
- getEditorLock().activate(editController);\r
- $(activeCellNode).addClass("editable");\r
-\r
- // don't clear the cell if a custom editor is passed through\r
- if (!editor) {\r
- activeCellNode.innerHTML = "";\r
- }\r
-\r
- currentEditor = new (editor || getEditor(activeRow, activeCell))({\r
- grid: self,\r
- gridPosition: absBox($container[0]),\r
- position: absBox(activeCellNode),\r
- container: activeCellNode,\r
- column: columnDef,\r
- item: item || {},\r
- commitChanges: commitEditAndSetFocus,\r
- cancelChanges: cancelEditAndSetFocus\r
- });\r
-\r
- if (item) {\r
- currentEditor.loadValue(item);\r
- }\r
-\r
- serializedEditorValue = currentEditor.serializeValue();\r
-\r
- if (currentEditor.position) {\r
- handleActiveCellPositionChange();\r
- }\r
- }\r
-\r
- function commitEditAndSetFocus() {\r
- // if the commit fails, it would do so due to a validation error\r
- // if so, do not steal the focus from the editor\r
- if (getEditorLock().commitCurrentEdit()) {\r
- setFocus();\r
- if (options.autoEdit) {\r
- navigateDown();\r
- }\r
- }\r
- }\r
-\r
- function cancelEditAndSetFocus() {\r
- if (getEditorLock().cancelCurrentEdit()) {\r
- setFocus();\r
- }\r
- }\r
-\r
- function absBox(elem) {\r
- var box = {\r
- top: elem.offsetTop,\r
- left: elem.offsetLeft,\r
- bottom: 0,\r
- right: 0,\r
- width: $(elem).outerWidth(),\r
- height: $(elem).outerHeight(),\r
- visible: true};\r
- box.bottom = box.top + box.height;\r
- box.right = box.left + box.width;\r
-\r
- // walk up the tree\r
- var offsetParent = elem.offsetParent;\r
- while ((elem = elem.parentNode) != document.body) {\r
- if (box.visible && elem.scrollHeight != elem.offsetHeight && $(elem).css("overflowY") != "visible") {\r
- box.visible = box.bottom > elem.scrollTop && box.top < elem.scrollTop + elem.clientHeight;\r
- }\r
-\r
- if (box.visible && elem.scrollWidth != elem.offsetWidth && $(elem).css("overflowX") != "visible") {\r
- box.visible = box.right > elem.scrollLeft && box.left < elem.scrollLeft + elem.clientWidth;\r
- }\r
-\r
- box.left -= elem.scrollLeft;\r
- box.top -= elem.scrollTop;\r
-\r
- if (elem === offsetParent) {\r
- box.left += elem.offsetLeft;\r
- box.top += elem.offsetTop;\r
- offsetParent = elem.offsetParent;\r
- }\r
-\r
- box.bottom = box.top + box.height;\r
- box.right = box.left + box.width;\r
- }\r
-\r
- return box;\r
- }\r
-\r
- function getActiveCellPosition() {\r
- return absBox(activeCellNode);\r
- }\r
-\r
- function getGridPosition() {\r
- return absBox($container[0])\r
- }\r
-\r
- function handleActiveCellPositionChange() {\r
- if (!activeCellNode) {\r
- return;\r
- }\r
-\r
- trigger(self.onActiveCellPositionChanged, {});\r
-\r
- if (currentEditor) {\r
- var cellBox = getActiveCellPosition();\r
- if (currentEditor.show && currentEditor.hide) {\r
- if (!cellBox.visible) {\r
- currentEditor.hide();\r
- } else {\r
- currentEditor.show();\r
- }\r
- }\r
-\r
- if (currentEditor.position) {\r
- currentEditor.position(cellBox);\r
- }\r
- }\r
- }\r
-\r
- function getCellEditor() {\r
- return currentEditor;\r
- }\r
-\r
- function getActiveCell() {\r
- if (!activeCellNode) {\r
- return null;\r
- } else {\r
- return {row: activeRow, cell: activeCell};\r
- }\r
- }\r
-\r
- function getActiveCellNode() {\r
- return activeCellNode;\r
- }\r
-\r
- function scrollRowIntoView(row, doPaging) {\r
- var rowAtTop = row * options.rowHeight;\r
- var rowAtBottom = (row + 1) * options.rowHeight - viewportH + (viewportHasHScroll ? scrollbarDimensions.height : 0);\r
-\r
- // need to page down?\r
- if ((row + 1) * options.rowHeight > scrollTop + viewportH + offset) {\r
- scrollTo(doPaging ? rowAtTop : rowAtBottom);\r
- render();\r
- }\r
- // or page up?\r
- else if (row * options.rowHeight < scrollTop + offset) {\r
- scrollTo(doPaging ? rowAtBottom : rowAtTop);\r
- render();\r
- }\r
- }\r
-\r
- function scrollRowToTop(row) {\r
- scrollTo(row * options.rowHeight);\r
- render();\r
- }\r
-\r
- function getColspan(row, cell) {\r
- var metadata = data.getItemMetadata && data.getItemMetadata(row);\r
- if (!metadata || !metadata.columns) {\r
- return 1;\r
- }\r
-\r
- var columnData = metadata.columns[columns[cell].id] || metadata.columns[cell];\r
- var colspan = (columnData && columnData.colspan);\r
- if (colspan === "*") {\r
- colspan = columns.length - cell;\r
- } else {\r
- colspan = colspan || 1;\r
- }\r
-\r
- return colspan;\r
- }\r
-\r
- function findFirstFocusableCell(row) {\r
- var cell = 0;\r
- while (cell < columns.length) {\r
- if (canCellBeActive(row, cell)) {\r
- return cell;\r
- }\r
- cell += getColspan(row, cell);\r
- }\r
- return null;\r
- }\r
-\r
- function findLastFocusableCell(row) {\r
- var cell = 0;\r
- var lastFocusableCell = null;\r
- while (cell < columns.length) {\r
- if (canCellBeActive(row, cell)) {\r
- lastFocusableCell = cell;\r
- }\r
- cell += getColspan(row, cell);\r
- }\r
- return lastFocusableCell;\r
- }\r
-\r
- function gotoRight(row, cell, posX) {\r
- if (cell >= columns.length) {\r
- return null;\r
- }\r
-\r
- do {\r
- cell += getColspan(row, cell);\r
- }\r
- while (cell < columns.length && !canCellBeActive(row, cell));\r
-\r
- if (cell < columns.length) {\r
- return {\r
- "row": row,\r
- "cell": cell,\r
- "posX": cell\r
- };\r
- }\r
- return null;\r
- }\r
-\r
- function gotoLeft(row, cell, posX) {\r
- if (cell <= 0) {\r
- return null;\r
- }\r
-\r
- var firstFocusableCell = findFirstFocusableCell(row);\r
- if (firstFocusableCell === null || firstFocusableCell >= cell) {\r
- return null;\r
- }\r
-\r
- var prev = {\r
- "row": row,\r
- "cell": firstFocusableCell,\r
- "posX": firstFocusableCell\r
- };\r
- var pos;\r
- while (true) {\r
- pos = gotoRight(prev.row, prev.cell, prev.posX);\r
- if (!pos) {\r
- return null;\r
- }\r
- if (pos.cell >= cell) {\r
- return prev;\r
- }\r
- prev = pos;\r
- }\r
- }\r
-\r
- function gotoDown(row, cell, posX) {\r
- var prevCell;\r
- while (true) {\r
- if (++row >= getDataLength() + (options.enableAddRow ? 1 : 0)) {\r
- return null;\r
- }\r
-\r
- prevCell = cell = 0;\r
- while (cell <= posX) {\r
- prevCell = cell;\r
- cell += getColspan(row, cell);\r
- }\r
-\r
- if (canCellBeActive(row, prevCell)) {\r
- return {\r
- "row": row,\r
- "cell": prevCell,\r
- "posX": posX\r
- };\r
- }\r
- }\r
- }\r
-\r
- function gotoUp(row, cell, posX) {\r
- var prevCell;\r
- while (true) {\r
- if (--row < 0) {\r
- return null;\r
- }\r
-\r
- prevCell = cell = 0;\r
- while (cell <= posX) {\r
- prevCell = cell;\r
- cell += getColspan(row, cell);\r
- }\r
-\r
- if (canCellBeActive(row, prevCell)) {\r
- return {\r
- "row": row,\r
- "cell": prevCell,\r
- "posX": posX\r
- };\r
- }\r
- }\r
- }\r
-\r
- function gotoNext(row, cell, posX) {\r
- if (row == null && cell == null) {\r
- row = cell = posX = 0;\r
- if (canCellBeActive(row, cell)) {\r
- return {\r
- "row": row,\r
- "cell": cell,\r
- "posX": cell\r
- };\r
- }\r
- }\r
-\r
- var pos = gotoRight(row, cell, posX);\r
- if (pos) {\r
- return pos;\r
- }\r
-\r
- var firstFocusableCell = null;\r
- while (++row < getDataLength() + (options.enableAddRow ? 1 : 0)) {\r
- firstFocusableCell = findFirstFocusableCell(row);\r
- if (firstFocusableCell !== null) {\r
- return {\r
- "row": row,\r
- "cell": firstFocusableCell,\r
- "posX": firstFocusableCell\r
- };\r
- }\r
- }\r
- return null;\r
- }\r
-\r
- function gotoPrev(row, cell, posX) {\r
- if (row == null && cell == null) {\r
- row = getDataLength() + (options.enableAddRow ? 1 : 0) - 1;\r
- cell = posX = columns.length - 1;\r
- if (canCellBeActive(row, cell)) {\r
- return {\r
- "row": row,\r
- "cell": cell,\r
- "posX": cell\r
- };\r
- }\r
- }\r
-\r
- var pos;\r
- var lastSelectableCell;\r
- while (!pos) {\r
- pos = gotoLeft(row, cell, posX);\r
- if (pos) {\r
- break;\r
- }\r
- if (--row < 0) {\r
- return null;\r
- }\r
-\r
- cell = 0;\r
- lastSelectableCell = findLastFocusableCell(row);\r
- if (lastSelectableCell !== null) {\r
- pos = {\r
- "row": row,\r
- "cell": lastSelectableCell,\r
- "posX": lastSelectableCell\r
- };\r
- }\r
- }\r
- return pos;\r
- }\r
-\r
- function navigateRight() {\r
- return navigate("right");\r
- }\r
-\r
- function navigateLeft() {\r
- return navigate("left");\r
- }\r
-\r
- function navigateDown() {\r
- return navigate("down");\r
- }\r
-\r
- function navigateUp() {\r
- return navigate("up");\r
- }\r
-\r
- function navigateNext() {\r
- return navigate("next");\r
- }\r
-\r
- function navigatePrev() {\r
- return navigate("prev");\r
- }\r
-\r
- /**\r
- * @param {string} dir Navigation direction.\r
- * @return {boolean} Whether navigation resulted in a change of active cell.\r
- */\r
- function navigate(dir) {\r
- if (!options.enableCellNavigation) {\r
- return false;\r
- }\r
-\r
- if (!activeCellNode && dir != "prev" && dir != "next") {\r
- return false;\r
- }\r
-\r
- if (!getEditorLock().commitCurrentEdit()) {\r
- return true;\r
- }\r
- setFocus();\r
-\r
- var tabbingDirections = {\r
- "up": -1,\r
- "down": 1,\r
- "left": -1,\r
- "right": 1,\r
- "prev": -1,\r
- "next": 1\r
- };\r
- tabbingDirection = tabbingDirections[dir];\r
-\r
- var stepFunctions = {\r
- "up": gotoUp,\r
- "down": gotoDown,\r
- "left": gotoLeft,\r
- "right": gotoRight,\r
- "prev": gotoPrev,\r
- "next": gotoNext\r
- };\r
- var stepFn = stepFunctions[dir];\r
- var pos = stepFn(activeRow, activeCell, activePosX);\r
- if (pos) {\r
- var isAddNewRow = (pos.row == getDataLength());\r
- scrollCellIntoView(pos.row, pos.cell, !isAddNewRow);\r
- setActiveCellInternal(getCellNode(pos.row, pos.cell), isAddNewRow || options.autoEdit);\r
- activePosX = pos.posX;\r
- return true;\r
- } else {\r
- setActiveCellInternal(getCellNode(activeRow, activeCell), (activeRow == getDataLength()) || options.autoEdit);\r
- return false;\r
- }\r
- }\r
-\r
- function getCellNode(row, cell) {\r
- if (rowsCache[row]) {\r
- ensureCellNodesInRowsCache(row);\r
- return rowsCache[row].cellNodesByColumnIdx[cell];\r
- }\r
- return null;\r
- }\r
-\r
- function setActiveCell(row, cell) {\r
- if (!initialized) { return; }\r
- if (row > getDataLength() || row < 0 || cell >= columns.length || cell < 0) {\r
- return;\r
- }\r
-\r
- if (!options.enableCellNavigation) {\r
- return;\r
- }\r
-\r
- scrollCellIntoView(row, cell, false);\r
- setActiveCellInternal(getCellNode(row, cell), false);\r
- }\r
-\r
- function canCellBeActive(row, cell) {\r
- if (!options.enableCellNavigation || row >= getDataLength() + (options.enableAddRow ? 1 : 0) ||\r
- row < 0 || cell >= columns.length || cell < 0) {\r
- return false;\r
- }\r
-\r
- var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);\r
- if (rowMetadata && typeof rowMetadata.focusable === "boolean") {\r
- return rowMetadata.focusable;\r
- }\r
-\r
- var columnMetadata = rowMetadata && rowMetadata.columns;\r
- if (columnMetadata && columnMetadata[columns[cell].id] && typeof columnMetadata[columns[cell].id].focusable === "boolean") {\r
- return columnMetadata[columns[cell].id].focusable;\r
- }\r
- if (columnMetadata && columnMetadata[cell] && typeof columnMetadata[cell].focusable === "boolean") {\r
- return columnMetadata[cell].focusable;\r
- }\r
-\r
- return columns[cell].focusable;\r
- }\r
-\r
- function canCellBeSelected(row, cell) {\r
- if (row >= getDataLength() || row < 0 || cell >= columns.length || cell < 0) {\r
- return false;\r
- }\r
-\r
- var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);\r
- if (rowMetadata && typeof rowMetadata.selectable === "boolean") {\r
- return rowMetadata.selectable;\r
- }\r
-\r
- var columnMetadata = rowMetadata && rowMetadata.columns && (rowMetadata.columns[columns[cell].id] || rowMetadata.columns[cell]);\r
- if (columnMetadata && typeof columnMetadata.selectable === "boolean") {\r
- return columnMetadata.selectable;\r
- }\r
-\r
- return columns[cell].selectable;\r
- }\r
-\r
- function gotoCell(row, cell, forceEdit) {\r
- if (!initialized) { return; }\r
- if (!canCellBeActive(row, cell)) {\r
- return;\r
- }\r
-\r
- if (!getEditorLock().commitCurrentEdit()) {\r
- return;\r
- }\r
-\r
- scrollCellIntoView(row, cell, false);\r
-\r
- var newCell = getCellNode(row, cell);\r
-\r
- // if selecting the 'add new' row, start editing right away\r
- setActiveCellInternal(newCell, forceEdit || (row === getDataLength()) || options.autoEdit);\r
-\r
- // if no editor was created, set the focus back on the grid\r
- if (!currentEditor) {\r
- setFocus();\r
- }\r
- }\r
-\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // IEditor implementation for the editor lock\r
-\r
- function commitCurrentEdit() {\r
- var item = getDataItem(activeRow);\r
- var column = columns[activeCell];\r
-\r
- if (currentEditor) {\r
- if (currentEditor.isValueChanged()) {\r
- var validationResults = currentEditor.validate();\r
-\r
- if (validationResults.valid) {\r
- if (activeRow < getDataLength()) {\r
- var editCommand = {\r
- row: activeRow,\r
- cell: activeCell,\r
- editor: currentEditor,\r
- serializedValue: currentEditor.serializeValue(),\r
- prevSerializedValue: serializedEditorValue,\r
- execute: function () {\r
- this.editor.applyValue(item, this.serializedValue);\r
- updateRow(this.row);\r
- },\r
- undo: function () {\r
- this.editor.applyValue(item, this.prevSerializedValue);\r
- updateRow(this.row);\r
- }\r
- };\r
-\r
- if (options.editCommandHandler) {\r
- makeActiveCellNormal();\r
- options.editCommandHandler(item, column, editCommand);\r
- } else {\r
- editCommand.execute();\r
- makeActiveCellNormal();\r
- }\r
-\r
- trigger(self.onCellChange, {\r
- row: activeRow,\r
- cell: activeCell,\r
- item: item\r
- });\r
- } else {\r
- var newItem = {};\r
- currentEditor.applyValue(newItem, currentEditor.serializeValue());\r
- makeActiveCellNormal();\r
- trigger(self.onAddNewRow, {item: newItem, column: column});\r
- }\r
-\r
- // check whether the lock has been re-acquired by event handlers\r
- return !getEditorLock().isActive();\r
- } else {\r
- // Re-add the CSS class to trigger transitions, if any.\r
- $(activeCellNode).removeClass("invalid");\r
- $(activeCellNode).width(); // force layout\r
- $(activeCellNode).addClass("invalid");\r
-\r
- trigger(self.onValidationError, {\r
- editor: currentEditor,\r
- cellNode: activeCellNode,\r
- validationResults: validationResults,\r
- row: activeRow,\r
- cell: activeCell,\r
- column: column\r
- });\r
-\r
- currentEditor.focus();\r
- return false;\r
- }\r
- }\r
-\r
- makeActiveCellNormal();\r
- }\r
- return true;\r
- }\r
-\r
- function cancelCurrentEdit() {\r
- makeActiveCellNormal();\r
- return true;\r
- }\r
-\r
- function rowsToRanges(rows) {\r
- var ranges = [];\r
- var lastCell = columns.length - 1;\r
- for (var i = 0; i < rows.length; i++) {\r
- ranges.push(new Slick.Range(rows[i], 0, rows[i], lastCell));\r
- }\r
- return ranges;\r
- }\r
-\r
- function getSelectedRows() {\r
- if (!selectionModel) {\r
- throw "Selection model is not set";\r
- }\r
- return selectedRows;\r
- }\r
-\r
- function setSelectedRows(rows) {\r
- if (!selectionModel) {\r
- throw "Selection model is not set";\r
- }\r
- selectionModel.setSelectedRanges(rowsToRanges(rows));\r
- }\r
-\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // Debug\r
-\r
- this.debug = function () {\r
- var s = "";\r
-\r
- s += ("\n" + "counter_rows_rendered: " + counter_rows_rendered);\r
- s += ("\n" + "counter_rows_removed: " + counter_rows_removed);\r
- s += ("\n" + "renderedRows: " + renderedRows);\r
- s += ("\n" + "numVisibleRows: " + numVisibleRows);\r
- s += ("\n" + "maxSupportedCssHeight: " + maxSupportedCssHeight);\r
- s += ("\n" + "n(umber of pages): " + n);\r
- s += ("\n" + "(current) page: " + page);\r
- s += ("\n" + "page height (ph): " + ph);\r
- s += ("\n" + "vScrollDir: " + vScrollDir);\r
-\r
- alert(s);\r
- };\r
-\r
- // a debug helper to be able to access private members\r
- this.eval = function (expr) {\r
- return eval(expr);\r
- };\r
-\r
- //////////////////////////////////////////////////////////////////////////////////////////////\r
- // Public API\r
-\r
- $.extend(this, {\r
- "slickGridVersion": "2.1",\r
-\r
- // Events\r
- "onScroll": new Slick.Event(),\r
- "onSort": new Slick.Event(),\r
- "onHeaderMouseEnter": new Slick.Event(),\r
- "onHeaderMouseLeave": new Slick.Event(),\r
- "onHeaderContextMenu": new Slick.Event(),\r
- "onHeaderClick": new Slick.Event(),\r
- "onHeaderCellRendered": new Slick.Event(),\r
- "onBeforeHeaderCellDestroy": new Slick.Event(),\r
- "onHeaderRowCellRendered": new Slick.Event(),\r
- "onBeforeHeaderRowCellDestroy": new Slick.Event(),\r
- "onMouseEnter": new Slick.Event(),\r
- "onMouseLeave": new Slick.Event(),\r
- "onClick": new Slick.Event(),\r
- "onDblClick": new Slick.Event(),\r
- "onContextMenu": new Slick.Event(),\r
- "onKeyDown": new Slick.Event(),\r
- "onAddNewRow": new Slick.Event(),\r
- "onValidationError": new Slick.Event(),\r
- "onViewportChanged": new Slick.Event(),\r
- "onColumnsReordered": new Slick.Event(),\r
- "onColumnsResized": new Slick.Event(),\r
- "onCellChange": new Slick.Event(),\r
- "onBeforeEditCell": new Slick.Event(),\r
- "onBeforeCellEditorDestroy": new Slick.Event(),\r
- "onBeforeDestroy": new Slick.Event(),\r
- "onActiveCellChanged": new Slick.Event(),\r
- "onActiveCellPositionChanged": new Slick.Event(),\r
- "onDragInit": new Slick.Event(),\r
- "onDragStart": new Slick.Event(),\r
- "onDrag": new Slick.Event(),\r
- "onDragEnd": new Slick.Event(),\r
- "onSelectedRowsChanged": new Slick.Event(),\r
- "onCellCssStylesChanged": new Slick.Event(),\r
-\r
- // Methods\r
- "registerPlugin": registerPlugin,\r
- "unregisterPlugin": unregisterPlugin,\r
- "getColumns": getColumns,\r
- "setColumns": setColumns,\r
- "getColumnIndex": getColumnIndex,\r
- "updateColumnHeader": updateColumnHeader,\r
- "setSortColumn": setSortColumn,\r
- "setSortColumns": setSortColumns,\r
- "getSortColumns": getSortColumns,\r
- "autosizeColumns": autosizeColumns,\r
- "getOptions": getOptions,\r
- "setOptions": setOptions,\r
- "getData": getData,\r
- "getDataLength": getDataLength,\r
- "getDataItem": getDataItem,\r
- "setData": setData,\r
- "getSelectionModel": getSelectionModel,\r
- "setSelectionModel": setSelectionModel,\r
- "getSelectedRows": getSelectedRows,\r
- "setSelectedRows": setSelectedRows,\r
- "getContainerNode": getContainerNode,\r
-\r
- "render": render,\r
- "invalidate": invalidate,\r
- "invalidateRow": invalidateRow,\r
- "invalidateRows": invalidateRows,\r
- "invalidateAllRows": invalidateAllRows,\r
- "updateCell": updateCell,\r
- "updateRow": updateRow,\r
- "getViewport": getVisibleRange,\r
- "getRenderedRange": getRenderedRange,\r
- "resizeCanvas": resizeCanvas,\r
- "updateRowCount": updateRowCount,\r
- "scrollRowIntoView": scrollRowIntoView,\r
- "scrollRowToTop": scrollRowToTop,\r
- "scrollCellIntoView": scrollCellIntoView,\r
- "getCanvasNode": getCanvasNode,\r
- "focus": setFocus,\r
-\r
- "getCellFromPoint": getCellFromPoint,\r
- "getCellFromEvent": getCellFromEvent,\r
- "getActiveCell": getActiveCell,\r
- "setActiveCell": setActiveCell,\r
- "getActiveCellNode": getActiveCellNode,\r
- "getActiveCellPosition": getActiveCellPosition,\r
- "resetActiveCell": resetActiveCell,\r
- "editActiveCell": makeActiveCellEditable,\r
- "getCellEditor": getCellEditor,\r
- "getCellNode": getCellNode,\r
- "getCellNodeBox": getCellNodeBox,\r
- "canCellBeSelected": canCellBeSelected,\r
- "canCellBeActive": canCellBeActive,\r
- "navigatePrev": navigatePrev,\r
- "navigateNext": navigateNext,\r
- "navigateUp": navigateUp,\r
- "navigateDown": navigateDown,\r
- "navigateLeft": navigateLeft,\r
- "navigateRight": navigateRight,\r
- "gotoCell": gotoCell,\r
- "getTopPanel": getTopPanel,\r
- "setTopPanelVisibility": setTopPanelVisibility,\r
- "setHeaderRowVisibility": setHeaderRowVisibility,\r
- "getHeaderRow": getHeaderRow,\r
- "getHeaderRowColumn": getHeaderRowColumn,\r
- "getGridPosition": getGridPosition,\r
- "flashCell": flashCell,\r
- "addCellCssStyles": addCellCssStyles,\r
- "setCellCssStyles": setCellCssStyles,\r
- "removeCellCssStyles": removeCellCssStyles,\r
- "getCellCssStyles": getCellCssStyles,\r
-\r
- "init": finishInitialization,\r
- "destroy": destroy,\r
-\r
- // IEditor implementation\r
- "getEditorLock": getEditorLock,\r
- "getEditController": getEditController\r
- });\r
-\r
- init();\r
- }\r
-}(jQuery));\r
+/**
+ * @license
+ * (c) 2009-2012 Michael Leibman
+ * michael{dot}leibman{at}gmail{dot}com
+ * http://github.com/mleibman/slickgrid
+ *
+ * Distributed under MIT license.
+ * All rights reserved.
+ *
+ * SlickGrid v2.1
+ *
+ * NOTES:
+ * Cell/row DOM manipulations are done directly bypassing jQuery's DOM manipulation methods.
+ * This increases the speed dramatically, but can only be done safely because there are no event handlers
+ * or data associated with any cell/row DOM nodes. Cell editors must make sure they implement .destroy()
+ * and do proper cleanup.
+ */
+
+// make sure required JavaScript modules are loaded
+if (typeof jQuery === "undefined") {
+ throw "SlickGrid requires jquery module to be loaded";
+}
+if (!jQuery.fn.drag) {
+ throw "SlickGrid requires jquery.event.drag module to be loaded";
+}
+if (typeof Slick === "undefined") {
+ throw "slick.core.js not loaded";
+}
+
+
+(function ($) {
+ // Slick.Grid
+ $.extend(true, window, {
+ Slick: {
+ Grid: SlickGrid
+ }
+ });
+
+ // shared across all grids on the page
+ var scrollbarDimensions;
+ var maxSupportedCssHeight; // browser's breaking point
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // SlickGrid class implementation (available as Slick.Grid)
+
+ /**
+ * Creates a new instance of the grid.
+ * @class SlickGrid
+ * @constructor
+ * @param {Node} container Container node to create the grid in.
+ * @param {Array,Object} data An array of objects for databinding.
+ * @param {Array} columns An array of column definitions.
+ * @param {Object} options Grid options.
+ **/
+ function SlickGrid(container, data, columns, options) {
+ // settings
+ var defaults = {
+ explicitInitialization: false,
+ rowHeight: 25,
+ defaultColumnWidth: 80,
+ enableAddRow: false,
+ leaveSpaceForNewRows: false,
+ editable: false,
+ autoEdit: true,
+ enableCellNavigation: true,
+ enableColumnReorder: true,
+ asyncEditorLoading: false,
+ asyncEditorLoadDelay: 100,
+ forceFitColumns: false,
+ enableAsyncPostRender: false,
+ asyncPostRenderDelay: 50,
+ autoHeight: false,
+ editorLock: Slick.GlobalEditorLock,
+ showHeaderRow: false,
+ headerRowHeight: 25,
+ showTopPanel: false,
+ topPanelHeight: 25,
+ formatterFactory: null,
+ editorFactory: null,
+ cellFlashingCssClass: "flashing",
+ selectedCellCssClass: "selected",
+ multiSelect: true,
+ enableTextSelectionOnCells: false,
+ dataItemColumnValueExtractor: null,
+ fullWidthRows: false,
+ multiColumnSort: false,
+ defaultFormatter: defaultFormatter,
+ forceSyncScrolling: false
+ };
+
+ var columnDefaults = {
+ name: "",
+ resizable: true,
+ sortable: false,
+ minWidth: 30,
+ rerenderOnResize: false,
+ headerCssClass: null,
+ defaultSortAsc: true,
+ focusable: true,
+ selectable: true
+ };
+
+ // scroller
+ var th; // virtual height
+ var h; // real scrollable height
+ var ph; // page height
+ var n; // number of pages
+ var cj; // "jumpiness" coefficient
+
+ var page = 0; // current page
+ var offset = 0; // current page offset
+ var vScrollDir = 1;
+
+ // private
+ var initialized = false;
+ var $container;
+ var uid = "slickgrid_" + Math.round(1000000 * Math.random());
+ var self = this;
+ var $focusSink, $focusSink2;
+ var $headerScroller;
+ var $headers;
+ var $headerRow, $headerRowScroller, $headerRowSpacer;
+ var $topPanelScroller;
+ var $topPanel;
+ var $viewport;
+ var $canvas;
+ var $style;
+ var $boundAncestors;
+ var stylesheet, columnCssRulesL, columnCssRulesR;
+ var viewportH, viewportW;
+ var canvasWidth;
+ var viewportHasHScroll, viewportHasVScroll;
+ var headerColumnWidthDiff = 0, headerColumnHeightDiff = 0, // border+padding
+ cellWidthDiff = 0, cellHeightDiff = 0;
+ var absoluteColumnMinWidth;
+ var numberOfRows = 0;
+
+ var tabbingDirection = 1;
+ var activePosX;
+ var activeRow, activeCell;
+ var activeCellNode = null;
+ var currentEditor = null;
+ var serializedEditorValue;
+ var editController;
+
+ var rowsCache = {};
+ var renderedRows = 0;
+ var numVisibleRows;
+ var prevScrollTop = 0;
+ var scrollTop = 0;
+ var lastRenderedScrollTop = 0;
+ var lastRenderedScrollLeft = 0;
+ var prevScrollLeft = 0;
+ var scrollLeft = 0;
+
+ var selectionModel;
+ var selectedRows = [];
+
+ var plugins = [];
+ var cellCssClasses = {};
+
+ var columnsById = {};
+ var sortColumns = [];
+ var columnPosLeft = [];
+ var columnPosRight = [];
+
+
+ // async call handles
+ var h_editorLoader = null;
+ var h_render = null;
+ var h_postrender = null;
+ var postProcessedRows = {};
+ var postProcessToRow = null;
+ var postProcessFromRow = null;
+
+ // perf counters
+ var counter_rows_rendered = 0;
+ var counter_rows_removed = 0;
+
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // Initialization
+
+ function init() {
+ $container = $(container);
+ if ($container.length < 1) {
+ throw new Error("SlickGrid requires a valid container, " + container + " does not exist in the DOM.");
+ }
+
+ // calculate these only once and share between grid instances
+ maxSupportedCssHeight = maxSupportedCssHeight || getMaxSupportedCssHeight();
+ scrollbarDimensions = scrollbarDimensions || measureScrollbar();
+
+ options = $.extend({}, defaults, options);
+ validateAndEnforceOptions();
+ columnDefaults.width = options.defaultColumnWidth;
+
+ columnsById = {};
+ for (var i = 0; i < columns.length; i++) {
+ var m = columns[i] = $.extend({}, columnDefaults, columns[i]);
+ columnsById[m.id] = i;
+ if (m.minWidth && m.width < m.minWidth) {
+ m.width = m.minWidth;
+ }
+ if (m.maxWidth && m.width > m.maxWidth) {
+ m.width = m.maxWidth;
+ }
+ }
+
+ // validate loaded JavaScript modules against requested options
+ if (options.enableColumnReorder && !$.fn.sortable) {
+ throw new Error("SlickGrid's 'enableColumnReorder = true' option requires jquery-ui.sortable module to be loaded");
+ }
+
+ editController = {
+ "commitCurrentEdit": commitCurrentEdit,
+ "cancelCurrentEdit": cancelCurrentEdit
+ };
+
+ $container
+ .empty()
+ .css("overflow", "hidden")
+ .css("outline", 0)
+ .addClass(uid)
+ .addClass("ui-widget");
+
+ // set up a positioning container if needed
+ if (!/relative|absolute|fixed/.test($container.css("position"))) {
+ $container.css("position", "relative");
+ }
+
+ $focusSink = $("<div tabIndex='0' hideFocus style='position:fixed;width:0;height:0;top:0;left:0;outline:0;'></div>").appendTo($container);
+
+ $headerScroller = $("<div class='slick-header ui-state-default' style='overflow:hidden;position:relative;' />").appendTo($container);
+ $headers = $("<div class='slick-header-columns' style='left:-1000px' />").appendTo($headerScroller);
+ $headers.width(getHeadersWidth());
+
+ $headerRowScroller = $("<div class='slick-headerrow ui-state-default' style='overflow:hidden;position:relative;' />").appendTo($container);
+ $headerRow = $("<div class='slick-headerrow-columns' />").appendTo($headerRowScroller);
+ $headerRowSpacer = $("<div style='display:block;height:1px;position:absolute;top:0;left:0;'></div>")
+ .css("width", getCanvasWidth() + scrollbarDimensions.width + "px")
+ .appendTo($headerRowScroller);
+
+ $topPanelScroller = $("<div class='slick-top-panel-scroller ui-state-default' style='overflow:hidden;position:relative;' />").appendTo($container);
+ $topPanel = $("<div class='slick-top-panel' style='width:10000px' />").appendTo($topPanelScroller);
+
+ if (!options.showTopPanel) {
+ $topPanelScroller.hide();
+ }
+
+ if (!options.showHeaderRow) {
+ $headerRowScroller.hide();
+ }
+
+ $viewport = $("<div class='slick-viewport' style='width:100%;overflow:auto;outline:0;position:relative;;'>").appendTo($container);
+ $viewport.css("overflow-y", options.autoHeight ? "hidden" : "auto");
+
+ $canvas = $("<div class='grid-canvas' />").appendTo($viewport);
+
+ $focusSink2 = $focusSink.clone().appendTo($container);
+
+ if (!options.explicitInitialization) {
+ finishInitialization();
+ }
+ }
+
+ function finishInitialization() {
+ if (!initialized) {
+ initialized = true;
+
+ viewportW = parseFloat($.css($container[0], "width", true));
+
+ // header columns and cells may have different padding/border skewing width calculations (box-sizing, hello?)
+ // calculate the diff so we can set consistent sizes
+ measureCellPaddingAndBorder();
+
+ // for usability reasons, all text selection in SlickGrid is disabled
+ // with the exception of input and textarea elements (selection must
+ // be enabled there so that editors work as expected); note that
+ // selection in grid cells (grid body) is already unavailable in
+ // all browsers except IE
+ disableSelection($headers); // disable all text selection in header (including input and textarea)
+
+ if (!options.enableTextSelectionOnCells) {
+ // disable text selection in grid cells except in input and textarea elements
+ // (this is IE-specific, because selectstart event will only fire in IE)
+ $viewport.bind("selectstart.ui", function (event) {
+ return $(event.target).is("input,textarea");
+ });
+ }
+
+ updateColumnCaches();
+ createColumnHeaders();
+ setupColumnSort();
+ createCssRules();
+ resizeCanvas();
+ bindAncestorScrollEvents();
+
+ $container
+ .bind("resize.slickgrid", resizeCanvas);
+ $viewport
+ .bind("scroll", handleScroll);
+ $headerScroller
+ .bind("contextmenu", handleHeaderContextMenu)
+ .bind("click", handleHeaderClick)
+ .delegate(".slick-header-column", "mouseenter", handleHeaderMouseEnter)
+ .delegate(".slick-header-column", "mouseleave", handleHeaderMouseLeave);
+ $headerRowScroller
+ .bind("scroll", handleHeaderRowScroll);
+ $focusSink.add($focusSink2)
+ .bind("keydown", handleKeyDown);
+ $canvas
+ .bind("keydown", handleKeyDown)
+ .bind("click", handleClick)
+ .bind("dblclick", handleDblClick)
+ .bind("contextmenu", handleContextMenu)
+ .bind("draginit", handleDragInit)
+ .bind("dragstart", {distance: 3}, handleDragStart)
+ .bind("drag", handleDrag)
+ .bind("dragend", handleDragEnd)
+ .delegate(".slick-cell", "mouseenter", handleMouseEnter)
+ .delegate(".slick-cell", "mouseleave", handleMouseLeave);
+ }
+ }
+
+ function registerPlugin(plugin) {
+ plugins.unshift(plugin);
+ plugin.init(self);
+ }
+
+ function unregisterPlugin(plugin) {
+ for (var i = plugins.length; i >= 0; i--) {
+ if (plugins[i] === plugin) {
+ if (plugins[i].destroy) {
+ plugins[i].destroy();
+ }
+ plugins.splice(i, 1);
+ break;
+ }
+ }
+ }
+
+ function setSelectionModel(model) {
+ if (selectionModel) {
+ selectionModel.onSelectedRangesChanged.unsubscribe(handleSelectedRangesChanged);
+ if (selectionModel.destroy) {
+ selectionModel.destroy();
+ }
+ }
+
+ selectionModel = model;
+ if (selectionModel) {
+ selectionModel.init(self);
+ selectionModel.onSelectedRangesChanged.subscribe(handleSelectedRangesChanged);
+ }
+ }
+
+ function getSelectionModel() {
+ return selectionModel;
+ }
+
+ function getCanvasNode() {
+ return $canvas[0];
+ }
+
+ function measureScrollbar() {
+ var $c = $("<div style='position:absolute; top:-10000px; left:-10000px; width:100px; height:100px; overflow:scroll;'></div>").appendTo("body");
+ var dim = {
+ width: $c.width() - $c[0].clientWidth,
+ height: $c.height() - $c[0].clientHeight
+ };
+ $c.remove();
+ return dim;
+ }
+
+ function getHeadersWidth() {
+ var headersWidth = 0;
+ for (var i = 0, ii = columns.length; i < ii; i++) {
+ var width = columns[i].width;
+ headersWidth += width;
+ }
+ headersWidth += scrollbarDimensions.width;
+ return Math.max(headersWidth, viewportW) + 1000;
+ }
+
+ function getCanvasWidth() {
+ var availableWidth = viewportHasVScroll ? viewportW - scrollbarDimensions.width : viewportW;
+ var rowWidth = 0;
+ var i = columns.length;
+ while (i--) {
+ rowWidth += columns[i].width;
+ }
+ return options.fullWidthRows ? Math.max(rowWidth, availableWidth) : rowWidth;
+ }
+
+ function updateCanvasWidth(forceColumnWidthsUpdate) {
+ var oldCanvasWidth = canvasWidth;
+ canvasWidth = getCanvasWidth();
+
+ if (canvasWidth != oldCanvasWidth) {
+ $canvas.width(canvasWidth);
+ $headerRow.width(canvasWidth);
+ $headers.width(getHeadersWidth());
+ viewportHasHScroll = (canvasWidth > viewportW - scrollbarDimensions.width);
+ }
+
+ $headerRowSpacer.width(canvasWidth + (viewportHasVScroll ? scrollbarDimensions.width : 0));
+
+ if (canvasWidth != oldCanvasWidth || forceColumnWidthsUpdate) {
+ applyColumnWidths();
+ }
+ }
+
+ function disableSelection($target) {
+ if ($target && $target.jquery) {
+ $target
+ .attr("unselectable", "on")
+ .css("MozUserSelect", "none")
+ .bind("selectstart.ui", function () {
+ return false;
+ }); // from jquery:ui.core.js 1.7.2
+ }
+ }
+
+ function getMaxSupportedCssHeight() {
+ var supportedHeight = 1000000;
+ // FF reports the height back but still renders blank after ~6M px
+ var testUpTo = navigator.userAgent.toLowerCase().match(/firefox/) ? 6000000 : 1000000000;
+ var div = $("<div style='display:none' />").appendTo(document.body);
+
+ while (true) {
+ var test = supportedHeight * 2;
+ div.css("height", test);
+ if (test > testUpTo || div.height() !== test) {
+ break;
+ } else {
+ supportedHeight = test;
+ }
+ }
+
+ div.remove();
+ return supportedHeight;
+ }
+
+ // TODO: this is static. need to handle page mutation.
+ function bindAncestorScrollEvents() {
+ var elem = $canvas[0];
+ while ((elem = elem.parentNode) != document.body && elem != null) {
+ // bind to scroll containers only
+ if (elem == $viewport[0] || elem.scrollWidth != elem.clientWidth || elem.scrollHeight != elem.clientHeight) {
+ var $elem = $(elem);
+ if (!$boundAncestors) {
+ $boundAncestors = $elem;
+ } else {
+ $boundAncestors = $boundAncestors.add($elem);
+ }
+ $elem.bind("scroll." + uid, handleActiveCellPositionChange);
+ }
+ }
+ }
+
+ function unbindAncestorScrollEvents() {
+ if (!$boundAncestors) {
+ return;
+ }
+ $boundAncestors.unbind("scroll." + uid);
+ $boundAncestors = null;
+ }
+
+ function updateColumnHeader(columnId, title, toolTip) {
+ if (!initialized) { return; }
+ var idx = getColumnIndex(columnId);
+ if (idx == null) {
+ return;
+ }
+
+ var columnDef = columns[idx];
+ var $header = $headers.children().eq(idx);
+ if ($header) {
+ if (title !== undefined) {
+ columns[idx].name = title;
+ }
+ if (toolTip !== undefined) {
+ columns[idx].toolTip = toolTip;
+ }
+
+ trigger(self.onBeforeHeaderCellDestroy, {
+ "node": $header[0],
+ "column": columnDef
+ });
+
+ $header
+ .attr("title", toolTip || "")
+ .children().eq(0).html(title);
+
+ trigger(self.onHeaderCellRendered, {
+ "node": $header[0],
+ "column": columnDef
+ });
+ }
+ }
+
+ function getHeaderRow() {
+ return $headerRow[0];
+ }
+
+ function getHeaderRowColumn(columnId) {
+ var idx = getColumnIndex(columnId);
+ var $header = $headerRow.children().eq(idx);
+ return $header && $header[0];
+ }
+
+ function createColumnHeaders() {
+ function onMouseEnter() {
+ $(this).addClass("ui-state-hover");
+ }
+
+ function onMouseLeave() {
+ $(this).removeClass("ui-state-hover");
+ }
+
+ $headers.find(".slick-header-column")
+ .each(function() {
+ var columnDef = $(this).data("column");
+ if (columnDef) {
+ trigger(self.onBeforeHeaderCellDestroy, {
+ "node": this,
+ "column": columnDef
+ });
+ }
+ });
+ $headers.empty();
+ $headers.width(getHeadersWidth());
+
+ $headerRow.find(".slick-headerrow-column")
+ .each(function() {
+ var columnDef = $(this).data("column");
+ if (columnDef) {
+ trigger(self.onBeforeHeaderRowCellDestroy, {
+ "node": this,
+ "column": columnDef
+ });
+ }
+ });
+ $headerRow.empty();
+
+ for (var i = 0; i < columns.length; i++) {
+ var m = columns[i];
+
+ var header = $("<div class='ui-state-default slick-header-column' />")
+ .html("<span class='slick-column-name'>" + m.name + "</span>")
+ .width(m.width - headerColumnWidthDiff)
+ .attr("id", "" + uid + m.id)
+ .attr("title", m.toolTip || "")
+ .data("column", m)
+ .addClass(m.headerCssClass || "")
+ .appendTo($headers);
+
+ if (options.enableColumnReorder || m.sortable) {
+ header
+ .on('mouseenter', onMouseEnter)
+ .on('mouseleave', onMouseLeave);
+ }
+
+ if (m.sortable) {
+ header.addClass("slick-header-sortable");
+ header.append("<span class='slick-sort-indicator' />");
+ }
+
+ trigger(self.onHeaderCellRendered, {
+ "node": header[0],
+ "column": m
+ });
+
+ if (options.showHeaderRow) {
+ var headerRowCell = $("<div class='ui-state-default slick-headerrow-column l" + i + " r" + i + "'></div>")
+ .data("column", m)
+ .appendTo($headerRow);
+
+ trigger(self.onHeaderRowCellRendered, {
+ "node": headerRowCell[0],
+ "column": m
+ });
+ }
+ }
+
+ setSortColumns(sortColumns);
+ setupColumnResize();
+ if (options.enableColumnReorder) {
+ setupColumnReorder();
+ }
+ }
+
+ function setupColumnSort() {
+ $headers.click(function (e) {
+ // temporary workaround for a bug in jQuery 1.7.1 (http://bugs.jquery.com/ticket/11328)
+ e.metaKey = e.metaKey || e.ctrlKey;
+
+ if ($(e.target).hasClass("slick-resizable-handle")) {
+ return;
+ }
+
+ var $col = $(e.target).closest(".slick-header-column");
+ if (!$col.length) {
+ return;
+ }
+
+ var column = $col.data("column");
+ if (column.sortable) {
+ if (!getEditorLock().commitCurrentEdit()) {
+ return;
+ }
+
+ var sortOpts = null;
+ var i = 0;
+ for (; i < sortColumns.length; i++) {
+ if (sortColumns[i].columnId == column.id) {
+ sortOpts = sortColumns[i];
+ sortOpts.sortAsc = !sortOpts.sortAsc;
+ break;
+ }
+ }
+
+ if (e.metaKey && options.multiColumnSort) {
+ if (sortOpts) {
+ sortColumns.splice(i, 1);
+ }
+ }
+ else {
+ if ((!e.shiftKey && !e.metaKey) || !options.multiColumnSort) {
+ sortColumns = [];
+ }
+
+ if (!sortOpts) {
+ sortOpts = { columnId: column.id, sortAsc: column.defaultSortAsc };
+ sortColumns.push(sortOpts);
+ } else if (sortColumns.length == 0) {
+ sortColumns.push(sortOpts);
+ }
+ }
+
+ setSortColumns(sortColumns);
+
+ if (!options.multiColumnSort) {
+ trigger(self.onSort, {
+ multiColumnSort: false,
+ sortCol: column,
+ sortAsc: sortOpts.sortAsc}, e);
+ } else {
+ trigger(self.onSort, {
+ multiColumnSort: true,
+ sortCols: $.map(sortColumns, function(col) {
+ return {sortCol: columns[getColumnIndex(col.columnId)], sortAsc: col.sortAsc };
+ })}, e);
+ }
+ }
+ });
+ }
+
+ function setupColumnReorder() {
+ $headers.filter(":ui-sortable").sortable("destroy");
+ $headers.sortable({
+ containment: "parent",
+ distance: 3,
+ axis: "x",
+ cursor: "default",
+ tolerance: "intersection",
+ helper: "clone",
+ placeholder: "slick-sortable-placeholder ui-state-default slick-header-column",
+ forcePlaceholderSize: true,
+ start: function (e, ui) {
+ $(ui.helper).addClass("slick-header-column-active");
+ },
+ beforeStop: function (e, ui) {
+ $(ui.helper).removeClass("slick-header-column-active");
+ },
+ stop: function (e) {
+ if (!getEditorLock().commitCurrentEdit()) {
+ $(this).sortable("cancel");
+ return;
+ }
+
+ var reorderedIds = $headers.sortable("toArray");
+ var reorderedColumns = [];
+ for (var i = 0; i < reorderedIds.length; i++) {
+ reorderedColumns.push(columns[getColumnIndex(reorderedIds[i].replace(uid, ""))]);
+ }
+ setColumns(reorderedColumns);
+
+ trigger(self.onColumnsReordered, {});
+ e.stopPropagation();
+ setupColumnResize();
+ }
+ });
+ }
+
+ function setupColumnResize() {
+ var $col, j, c, pageX, columnElements, minPageX, maxPageX, firstResizable, lastResizable;
+ columnElements = $headers.children();
+ columnElements.find(".slick-resizable-handle").remove();
+ columnElements.each(function (i, e) {
+ if (columns[i].resizable) {
+ if (firstResizable === undefined) {
+ firstResizable = i;
+ }
+ lastResizable = i;
+ }
+ });
+ if (firstResizable === undefined) {
+ return;
+ }
+ columnElements.each(function (i, e) {
+ if (i < firstResizable || (options.forceFitColumns && i >= lastResizable)) {
+ return;
+ }
+ $col = $(e);
+ $("<div class='slick-resizable-handle' />")
+ .appendTo(e)
+ .bind("dragstart", function (e, dd) {
+ if (!getEditorLock().commitCurrentEdit()) {
+ return false;
+ }
+ pageX = e.pageX;
+ $(this).parent().addClass("slick-header-column-active");
+ var shrinkLeewayOnRight = null, stretchLeewayOnRight = null;
+ // lock each column's width option to current width
+ columnElements.each(function (i, e) {
+ columns[i].previousWidth = $(e).outerWidth();
+ });
+ if (options.forceFitColumns) {
+ shrinkLeewayOnRight = 0;
+ stretchLeewayOnRight = 0;
+ // colums on right affect maxPageX/minPageX
+ for (j = i + 1; j < columnElements.length; j++) {
+ c = columns[j];
+ if (c.resizable) {
+ if (stretchLeewayOnRight !== null) {
+ if (c.maxWidth) {
+ stretchLeewayOnRight += c.maxWidth - c.previousWidth;
+ } else {
+ stretchLeewayOnRight = null;
+ }
+ }
+ shrinkLeewayOnRight += c.previousWidth - Math.max(c.minWidth || 0, absoluteColumnMinWidth);
+ }
+ }
+ }
+ var shrinkLeewayOnLeft = 0, stretchLeewayOnLeft = 0;
+ for (j = 0; j <= i; j++) {
+ // columns on left only affect minPageX
+ c = columns[j];
+ if (c.resizable) {
+ if (stretchLeewayOnLeft !== null) {
+ if (c.maxWidth) {
+ stretchLeewayOnLeft += c.maxWidth - c.previousWidth;
+ } else {
+ stretchLeewayOnLeft = null;
+ }
+ }
+ shrinkLeewayOnLeft += c.previousWidth - Math.max(c.minWidth || 0, absoluteColumnMinWidth);
+ }
+ }
+ if (shrinkLeewayOnRight === null) {
+ shrinkLeewayOnRight = 100000;
+ }
+ if (shrinkLeewayOnLeft === null) {
+ shrinkLeewayOnLeft = 100000;
+ }
+ if (stretchLeewayOnRight === null) {
+ stretchLeewayOnRight = 100000;
+ }
+ if (stretchLeewayOnLeft === null) {
+ stretchLeewayOnLeft = 100000;
+ }
+ maxPageX = pageX + Math.min(shrinkLeewayOnRight, stretchLeewayOnLeft);
+ minPageX = pageX - Math.min(shrinkLeewayOnLeft, stretchLeewayOnRight);
+ })
+ .bind("drag", function (e, dd) {
+ var actualMinWidth, d = Math.min(maxPageX, Math.max(minPageX, e.pageX)) - pageX, x;
+ if (d < 0) { // shrink column
+ x = d;
+ for (j = i; j >= 0; j--) {
+ c = columns[j];
+ if (c.resizable) {
+ actualMinWidth = Math.max(c.minWidth || 0, absoluteColumnMinWidth);
+ if (x && c.previousWidth + x < actualMinWidth) {
+ x += c.previousWidth - actualMinWidth;
+ c.width = actualMinWidth;
+ } else {
+ c.width = c.previousWidth + x;
+ x = 0;
+ }
+ }
+ }
+
+ if (options.forceFitColumns) {
+ x = -d;
+ for (j = i + 1; j < columnElements.length; j++) {
+ c = columns[j];
+ if (c.resizable) {
+ if (x && c.maxWidth && (c.maxWidth - c.previousWidth < x)) {
+ x -= c.maxWidth - c.previousWidth;
+ c.width = c.maxWidth;
+ } else {
+ c.width = c.previousWidth + x;
+ x = 0;
+ }
+ }
+ }
+ }
+ } else { // stretch column
+ x = d;
+ for (j = i; j >= 0; j--) {
+ c = columns[j];
+ if (c.resizable) {
+ if (x && c.maxWidth && (c.maxWidth - c.previousWidth < x)) {
+ x -= c.maxWidth - c.previousWidth;
+ c.width = c.maxWidth;
+ } else {
+ c.width = c.previousWidth + x;
+ x = 0;
+ }
+ }
+ }
+
+ if (options.forceFitColumns) {
+ x = -d;
+ for (j = i + 1; j < columnElements.length; j++) {
+ c = columns[j];
+ if (c.resizable) {
+ actualMinWidth = Math.max(c.minWidth || 0, absoluteColumnMinWidth);
+ if (x && c.previousWidth + x < actualMinWidth) {
+ x += c.previousWidth - actualMinWidth;
+ c.width = actualMinWidth;
+ } else {
+ c.width = c.previousWidth + x;
+ x = 0;
+ }
+ }
+ }
+ }
+ }
+ applyColumnHeaderWidths();
+ if (options.syncColumnCellResize) {
+ applyColumnWidths();
+ }
+ })
+ .bind("dragend", function (e, dd) {
+ var newWidth;
+ $(this).parent().removeClass("slick-header-column-active");
+ for (j = 0; j < columnElements.length; j++) {
+ c = columns[j];
+ newWidth = $(columnElements[j]).outerWidth();
+
+ if (c.previousWidth !== newWidth && c.rerenderOnResize) {
+ invalidateAllRows();
+ }
+ }
+ updateCanvasWidth(true);
+ render();
+ trigger(self.onColumnsResized, {});
+ });
+ });
+ }
+
+ function getVBoxDelta($el) {
+ var p = ["borderTopWidth", "borderBottomWidth", "paddingTop", "paddingBottom"];
+ var delta = 0;
+ $.each(p, function (n, val) {
+ delta += parseFloat($el.css(val)) || 0;
+ });
+ return delta;
+ }
+
+ function measureCellPaddingAndBorder() {
+ var el;
+ var h = ["borderLeftWidth", "borderRightWidth", "paddingLeft", "paddingRight"];
+ var v = ["borderTopWidth", "borderBottomWidth", "paddingTop", "paddingBottom"];
+
+ el = $("<div class='ui-state-default slick-header-column' style='visibility:hidden'>-</div>").appendTo($headers);
+ headerColumnWidthDiff = headerColumnHeightDiff = 0;
+ $.each(h, function (n, val) {
+ headerColumnWidthDiff += parseFloat(el.css(val)) || 0;
+ });
+ $.each(v, function (n, val) {
+ headerColumnHeightDiff += parseFloat(el.css(val)) || 0;
+ });
+ el.remove();
+
+ var r = $("<div class='slick-row' />").appendTo($canvas);
+ el = $("<div class='slick-cell' id='' style='visibility:hidden'>-</div>").appendTo(r);
+ cellWidthDiff = cellHeightDiff = 0;
+ $.each(h, function (n, val) {
+ cellWidthDiff += parseFloat(el.css(val)) || 0;
+ });
+ $.each(v, function (n, val) {
+ cellHeightDiff += parseFloat(el.css(val)) || 0;
+ });
+ r.remove();
+
+ absoluteColumnMinWidth = Math.max(headerColumnWidthDiff, cellWidthDiff);
+ }
+
+ function createCssRules() {
+ $style = $("<style type='text/css' rel='stylesheet' />").appendTo($("head"));
+ var rowHeight = (options.rowHeight - cellHeightDiff);
+ var rules = [
+ "." + uid + " .slick-header-column { left: 1000px; }",
+ "." + uid + " .slick-top-panel { height:" + options.topPanelHeight + "px; }",
+ "." + uid + " .slick-headerrow-columns { height:" + options.headerRowHeight + "px; }",
+ "." + uid + " .slick-cell { height:" + rowHeight + "px; }",
+ "." + uid + " .slick-row { height:" + options.rowHeight + "px; }"
+ ];
+
+ for (var i = 0; i < columns.length; i++) {
+ rules.push("." + uid + " .l" + i + " { }");
+ rules.push("." + uid + " .r" + i + " { }");
+ }
+
+ if ($style[0].styleSheet) { // IE
+ $style[0].styleSheet.cssText = rules.join(" ");
+ } else {
+ $style[0].appendChild(document.createTextNode(rules.join(" ")));
+ }
+ }
+
+ function getColumnCssRules(idx) {
+ if (!stylesheet) {
+ var sheets = document.styleSheets;
+ for (var i = 0; i < sheets.length; i++) {
+ if ((sheets[i].ownerNode || sheets[i].owningElement) == $style[0]) {
+ stylesheet = sheets[i];
+ break;
+ }
+ }
+
+ if (!stylesheet) {
+ throw new Error("Cannot find stylesheet.");
+ }
+
+ // find and cache column CSS rules
+ columnCssRulesL = [];
+ columnCssRulesR = [];
+ var cssRules = (stylesheet.cssRules || stylesheet.rules);
+ var matches, columnIdx;
+ for (var i = 0; i < cssRules.length; i++) {
+ var selector = cssRules[i].selectorText;
+ if (matches = /\.l\d+/.exec(selector)) {
+ columnIdx = parseInt(matches[0].substr(2, matches[0].length - 2), 10);
+ columnCssRulesL[columnIdx] = cssRules[i];
+ } else if (matches = /\.r\d+/.exec(selector)) {
+ columnIdx = parseInt(matches[0].substr(2, matches[0].length - 2), 10);
+ columnCssRulesR[columnIdx] = cssRules[i];
+ }
+ }
+ }
+
+ return {
+ "left": columnCssRulesL[idx],
+ "right": columnCssRulesR[idx]
+ };
+ }
+
+ function removeCssRules() {
+ $style.remove();
+ stylesheet = null;
+ }
+
+ function destroy() {
+ getEditorLock().cancelCurrentEdit();
+
+ trigger(self.onBeforeDestroy, {});
+
+ var i = plugins.length;
+ while(i--) {
+ unregisterPlugin(plugins[i]);
+ }
+
+ if (options.enableColumnReorder) {
+ $headers.filter(":ui-sortable").sortable("destroy");
+ }
+
+ unbindAncestorScrollEvents();
+ $container.unbind(".slickgrid");
+ removeCssRules();
+
+ $canvas.unbind("draginit dragstart dragend drag");
+ $container.empty().removeClass(uid);
+ }
+
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // General
+
+ function trigger(evt, args, e) {
+ e = e || new Slick.EventData();
+ args = args || {};
+ args.grid = self;
+ return evt.notify(args, e, self);
+ }
+
+ function getEditorLock() {
+ return options.editorLock;
+ }
+
+ function getEditController() {
+ return editController;
+ }
+
+ function getColumnIndex(id) {
+ return columnsById[id];
+ }
+
+ function autosizeColumns() {
+ var i, c,
+ widths = [],
+ shrinkLeeway = 0,
+ total = 0,
+ prevTotal,
+ availWidth = viewportHasVScroll ? viewportW - scrollbarDimensions.width : viewportW;
+
+ for (i = 0; i < columns.length; i++) {
+ c = columns[i];
+ widths.push(c.width);
+ total += c.width;
+ if (c.resizable) {
+ shrinkLeeway += c.width - Math.max(c.minWidth, absoluteColumnMinWidth);
+ }
+ }
+
+ // shrink
+ prevTotal = total;
+ while (total > availWidth && shrinkLeeway) {
+ var shrinkProportion = (total - availWidth) / shrinkLeeway;
+ for (i = 0; i < columns.length && total > availWidth; i++) {
+ c = columns[i];
+ var width = widths[i];
+ if (!c.resizable || width <= c.minWidth || width <= absoluteColumnMinWidth) {
+ continue;
+ }
+ var absMinWidth = Math.max(c.minWidth, absoluteColumnMinWidth);
+ var shrinkSize = Math.floor(shrinkProportion * (width - absMinWidth)) || 1;
+ shrinkSize = Math.min(shrinkSize, width - absMinWidth);
+ total -= shrinkSize;
+ shrinkLeeway -= shrinkSize;
+ widths[i] -= shrinkSize;
+ }
+ if (prevTotal == total) { // avoid infinite loop
+ break;
+ }
+ prevTotal = total;
+ }
+
+ // grow
+ prevTotal = total;
+ while (total < availWidth) {
+ var growProportion = availWidth / total;
+ for (i = 0; i < columns.length && total < availWidth; i++) {
+ c = columns[i];
+ if (!c.resizable || c.maxWidth <= c.width) {
+ continue;
+ }
+ var growSize = Math.min(Math.floor(growProportion * c.width) - c.width, (c.maxWidth - c.width) || 1000000) || 1;
+ total += growSize;
+ widths[i] += growSize;
+ }
+ if (prevTotal == total) { // avoid infinite loop
+ break;
+ }
+ prevTotal = total;
+ }
+
+ var reRender = false;
+ for (i = 0; i < columns.length; i++) {
+ if (columns[i].rerenderOnResize && columns[i].width != widths[i]) {
+ reRender = true;
+ }
+ columns[i].width = widths[i];
+ }
+
+ applyColumnHeaderWidths();
+ updateCanvasWidth(true);
+ if (reRender) {
+ invalidateAllRows();
+ render();
+ }
+ }
+
+ function applyColumnHeaderWidths() {
+ if (!initialized) { return; }
+ var h;
+ for (var i = 0, headers = $headers.children(), ii = headers.length; i < ii; i++) {
+ h = $(headers[i]);
+ if (h.width() !== columns[i].width - headerColumnWidthDiff) {
+ h.width(columns[i].width - headerColumnWidthDiff);
+ }
+ }
+
+ updateColumnCaches();
+ }
+
+ function applyColumnWidths() {
+ var x = 0, w, rule;
+ for (var i = 0; i < columns.length; i++) {
+ w = columns[i].width;
+
+ rule = getColumnCssRules(i);
+ rule.left.style.left = x + "px";
+ rule.right.style.right = (canvasWidth - x - w) + "px";
+
+ x += columns[i].width;
+ }
+ }
+
+ function setSortColumn(columnId, ascending) {
+ setSortColumns([{ columnId: columnId, sortAsc: ascending}]);
+ }
+
+ function setSortColumns(cols) {
+ sortColumns = cols;
+
+ var headerColumnEls = $headers.children();
+ headerColumnEls
+ .removeClass("slick-header-column-sorted")
+ .find(".slick-sort-indicator")
+ .removeClass("slick-sort-indicator-asc slick-sort-indicator-desc");
+
+ $.each(sortColumns, function(i, col) {
+ if (col.sortAsc == null) {
+ col.sortAsc = true;
+ }
+ var columnIndex = getColumnIndex(col.columnId);
+ if (columnIndex != null) {
+ headerColumnEls.eq(columnIndex)
+ .addClass("slick-header-column-sorted")
+ .find(".slick-sort-indicator")
+ .addClass(col.sortAsc ? "slick-sort-indicator-asc" : "slick-sort-indicator-desc");
+ }
+ });
+ }
+
+ function getSortColumns() {
+ return sortColumns;
+ }
+
+ function handleSelectedRangesChanged(e, ranges) {
+ selectedRows = [];
+ var hash = {};
+ for (var i = 0; i < ranges.length; i++) {
+ for (var j = ranges[i].fromRow; j <= ranges[i].toRow; j++) {
+ if (!hash[j]) { // prevent duplicates
+ selectedRows.push(j);
+ hash[j] = {};
+ }
+ for (var k = ranges[i].fromCell; k <= ranges[i].toCell; k++) {
+ if (canCellBeSelected(j, k)) {
+ hash[j][columns[k].id] = options.selectedCellCssClass;
+ }
+ }
+ }
+ }
+
+ setCellCssStyles(options.selectedCellCssClass, hash);
+
+ trigger(self.onSelectedRowsChanged, {rows: getSelectedRows()}, e);
+ }
+
+ function getColumns() {
+ return columns;
+ }
+
+ function updateColumnCaches() {
+ // Pre-calculate cell boundaries.
+ columnPosLeft = [];
+ columnPosRight = [];
+ var x = 0;
+ for (var i = 0, ii = columns.length; i < ii; i++) {
+ columnPosLeft[i] = x;
+ columnPosRight[i] = x + columns[i].width;
+ x += columns[i].width;
+ }
+ }
+
+ function setColumns(columnDefinitions) {
+ columns = columnDefinitions;
+
+ columnsById = {};
+ for (var i = 0; i < columns.length; i++) {
+ var m = columns[i] = $.extend({}, columnDefaults, columns[i]);
+ columnsById[m.id] = i;
+ if (m.minWidth && m.width < m.minWidth) {
+ m.width = m.minWidth;
+ }
+ if (m.maxWidth && m.width > m.maxWidth) {
+ m.width = m.maxWidth;
+ }
+ }
+
+ updateColumnCaches();
+
+ if (initialized) {
+ invalidateAllRows();
+ createColumnHeaders();
+ removeCssRules();
+ createCssRules();
+ resizeCanvas();
+ applyColumnWidths();
+ handleScroll();
+ }
+ }
+
+ function getOptions() {
+ return options;
+ }
+
+ function setOptions(args) {
+ if (!getEditorLock().commitCurrentEdit()) {
+ return;
+ }
+
+ makeActiveCellNormal();
+
+ if (options.enableAddRow !== args.enableAddRow) {
+ invalidateRow(getDataLength());
+ }
+
+ options = $.extend(options, args);
+ validateAndEnforceOptions();
+
+ $viewport.css("overflow-y", options.autoHeight ? "hidden" : "auto");
+ render();
+ }
+
+ function validateAndEnforceOptions() {
+ if (options.autoHeight) {
+ options.leaveSpaceForNewRows = false;
+ }
+ }
+
+ function setData(newData, scrollToTop) {
+ data = newData;
+ invalidateAllRows();
+ updateRowCount();
+ if (scrollToTop) {
+ scrollTo(0);
+ }
+ }
+
+ function getData() {
+ return data;
+ }
+
+ function getDataLength() {
+ if (data.getLength) {
+ return data.getLength();
+ } else {
+ return data.length;
+ }
+ }
+
+ function getDataItem(i) {
+ if (data.getItem) {
+ return data.getItem(i);
+ } else {
+ return data[i];
+ }
+ }
+
+ function getTopPanel() {
+ return $topPanel[0];
+ }
+
+ function setTopPanelVisibility(visible) {
+ if (options.showTopPanel != visible) {
+ options.showTopPanel = visible;
+ if (visible) {
+ $topPanelScroller.slideDown("fast", resizeCanvas);
+ } else {
+ $topPanelScroller.slideUp("fast", resizeCanvas);
+ }
+ }
+ }
+
+ function setHeaderRowVisibility(visible) {
+ if (options.showHeaderRow != visible) {
+ options.showHeaderRow = visible;
+ if (visible) {
+ $headerRowScroller.slideDown("fast", resizeCanvas);
+ } else {
+ $headerRowScroller.slideUp("fast", resizeCanvas);
+ }
+ }
+ }
+
+ function getContainerNode() {
+ return $container.get(0);
+ }
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // Rendering / Scrolling
+
+ function getRowTop(row) {
+ return options.rowHeight * row - offset;
+ }
+
+ function getRowFromPosition(y) {
+ return Math.floor((y + offset) / options.rowHeight);
+ }
+
+ function scrollTo(y) {
+ y = Math.max(y, 0);
+ y = Math.min(y, th - viewportH + (viewportHasHScroll ? scrollbarDimensions.height : 0));
+
+ var oldOffset = offset;
+
+ page = Math.min(n - 1, Math.floor(y / ph));
+ offset = Math.round(page * cj);
+ var newScrollTop = y - offset;
+
+ if (offset != oldOffset) {
+ var range = getVisibleRange(newScrollTop);
+ cleanupRows(range);
+ updateRowPositions();
+ }
+
+ if (prevScrollTop != newScrollTop) {
+ vScrollDir = (prevScrollTop + oldOffset < newScrollTop + offset) ? 1 : -1;
+ $viewport[0].scrollTop = (lastRenderedScrollTop = scrollTop = prevScrollTop = newScrollTop);
+
+ trigger(self.onViewportChanged, {});
+ }
+ }
+
+ function defaultFormatter(row, cell, value, columnDef, dataContext) {
+ if (value == null) {
+ return "";
+ } else {
+ return (value + "").replace(/&/g,"&").replace(/</g,"<").replace(/>/g,">");
+ }
+ }
+
+ function getFormatter(row, column) {
+ var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);
+
+ // look up by id, then index
+ var columnOverrides = rowMetadata &&
+ rowMetadata.columns &&
+ (rowMetadata.columns[column.id] || rowMetadata.columns[getColumnIndex(column.id)]);
+
+ return (columnOverrides && columnOverrides.formatter) ||
+ (rowMetadata && rowMetadata.formatter) ||
+ column.formatter ||
+ (options.formatterFactory && options.formatterFactory.getFormatter(column)) ||
+ options.defaultFormatter;
+ }
+
+ function getEditor(row, cell) {
+ var column = columns[cell];
+ var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);
+ var columnMetadata = rowMetadata && rowMetadata.columns;
+
+ if (columnMetadata && columnMetadata[column.id] && columnMetadata[column.id].editor !== undefined) {
+ return columnMetadata[column.id].editor;
+ }
+ if (columnMetadata && columnMetadata[cell] && columnMetadata[cell].editor !== undefined) {
+ return columnMetadata[cell].editor;
+ }
+
+ return column.editor || (options.editorFactory && options.editorFactory.getEditor(column));
+ }
+
+ function getDataItemValueForColumn(item, columnDef) {
+ if (options.dataItemColumnValueExtractor) {
+ return options.dataItemColumnValueExtractor(item, columnDef);
+ }
+ return item[columnDef.field];
+ }
+
+ function appendRowHtml(stringArray, row, range, dataLength) {
+ var d = getDataItem(row);
+ var dataLoading = row < dataLength && !d;
+ var rowCss = "slick-row" +
+ (dataLoading ? " loading" : "") +
+ (row === activeRow ? " active" : "") +
+ (row % 2 == 1 ? " odd" : " even");
+
+ var metadata = data.getItemMetadata && data.getItemMetadata(row);
+
+ if (metadata && metadata.cssClasses) {
+ rowCss += " " + metadata.cssClasses;
+ }
+
+ stringArray.push("<div class='ui-widget-content " + rowCss + "' style='top:" + getRowTop(row) + "px'>");
+
+ var colspan, m;
+ for (var i = 0, ii = columns.length; i < ii; i++) {
+ m = columns[i];
+ colspan = 1;
+ if (metadata && metadata.columns) {
+ var columnData = metadata.columns[m.id] || metadata.columns[i];
+ colspan = (columnData && columnData.colspan) || 1;
+ if (colspan === "*") {
+ colspan = ii - i;
+ }
+ }
+
+ // Do not render cells outside of the viewport.
+ if (columnPosRight[Math.min(ii - 1, i + colspan - 1)] > range.leftPx) {
+ if (columnPosLeft[i] > range.rightPx) {
+ // All columns to the right are outside the range.
+ break;
+ }
+
+ appendCellHtml(stringArray, row, i, colspan, d);
+ }
+
+ if (colspan > 1) {
+ i += (colspan - 1);
+ }
+ }
+
+ stringArray.push("</div>");
+ }
+
+ function appendCellHtml(stringArray, row, cell, colspan, item) {
+ var m = columns[cell];
+ var cellCss = "slick-cell l" + cell + " r" + Math.min(columns.length - 1, cell + colspan - 1) +
+ (m.cssClass ? " " + m.cssClass : "");
+ if (row === activeRow && cell === activeCell) {
+ cellCss += (" active");
+ }
+
+ // TODO: merge them together in the setter
+ for (var key in cellCssClasses) {
+ if (cellCssClasses[key][row] && cellCssClasses[key][row][m.id]) {
+ cellCss += (" " + cellCssClasses[key][row][m.id]);
+ }
+ }
+
+ stringArray.push("<div class='" + cellCss + "'>");
+
+ // if there is a corresponding row (if not, this is the Add New row or this data hasn't been loaded yet)
+ if (item) {
+ var value = getDataItemValueForColumn(item, m);
+ stringArray.push(getFormatter(row, m)(row, cell, value, m, item));
+ }
+
+ stringArray.push("</div>");
+
+ rowsCache[row].cellRenderQueue.push(cell);
+ rowsCache[row].cellColSpans[cell] = colspan;
+ }
+
+
+ function cleanupRows(rangeToKeep) {
+ for (var i in rowsCache) {
+ if (((i = parseInt(i, 10)) !== activeRow) && (i < rangeToKeep.top || i > rangeToKeep.bottom)) {
+ removeRowFromCache(i);
+ }
+ }
+ }
+
+ function invalidate() {
+ updateRowCount();
+ invalidateAllRows();
+ render();
+ }
+
+ function invalidateAllRows() {
+ if (currentEditor) {
+ makeActiveCellNormal();
+ }
+ for (var row in rowsCache) {
+ removeRowFromCache(row);
+ }
+ }
+
+ function removeRowFromCache(row) {
+ var cacheEntry = rowsCache[row];
+ if (!cacheEntry) {
+ return;
+ }
+ $canvas[0].removeChild(cacheEntry.rowNode);
+ delete rowsCache[row];
+ delete postProcessedRows[row];
+ renderedRows--;
+ counter_rows_removed++;
+ }
+
+ function invalidateRows(rows) {
+ var i, rl;
+ if (!rows || !rows.length) {
+ return;
+ }
+ vScrollDir = 0;
+ for (i = 0, rl = rows.length; i < rl; i++) {
+ if (currentEditor && activeRow === rows[i]) {
+ makeActiveCellNormal();
+ }
+ if (rowsCache[rows[i]]) {
+ removeRowFromCache(rows[i]);
+ }
+ }
+ }
+
+ function invalidateRow(row) {
+ invalidateRows([row]);
+ }
+
+ function updateCell(row, cell) {
+ var cellNode = getCellNode(row, cell);
+ if (!cellNode) {
+ return;
+ }
+
+ var m = columns[cell], d = getDataItem(row);
+ if (currentEditor && activeRow === row && activeCell === cell) {
+ currentEditor.loadValue(d);
+ } else {
+ cellNode.innerHTML = d ? getFormatter(row, m)(row, cell, getDataItemValueForColumn(d, m), m, d) : "";
+ invalidatePostProcessingResults(row);
+ }
+ }
+
+ function updateRow(row) {
+ var cacheEntry = rowsCache[row];
+ if (!cacheEntry) {
+ return;
+ }
+
+ ensureCellNodesInRowsCache(row);
+
+ var d = getDataItem(row);
+
+ for (var columnIdx in cacheEntry.cellNodesByColumnIdx) {
+ if (!cacheEntry.cellNodesByColumnIdx.hasOwnProperty(columnIdx)) {
+ continue;
+ }
+
+ columnIdx = columnIdx | 0;
+ var m = columns[columnIdx],
+ node = cacheEntry.cellNodesByColumnIdx[columnIdx];
+
+ if (row === activeRow && columnIdx === activeCell && currentEditor) {
+ currentEditor.loadValue(d);
+ } else if (d) {
+ node.innerHTML = getFormatter(row, m)(row, columnIdx, getDataItemValueForColumn(d, m), m, d);
+ } else {
+ node.innerHTML = "";
+ }
+ }
+
+ invalidatePostProcessingResults(row);
+ }
+
+ function getViewportHeight() {
+ return parseFloat($.css($container[0], "height", true)) -
+ parseFloat($.css($container[0], "paddingTop", true)) -
+ parseFloat($.css($container[0], "paddingBottom", true)) -
+ parseFloat($.css($headerScroller[0], "height")) - getVBoxDelta($headerScroller) -
+ (options.showTopPanel ? options.topPanelHeight + getVBoxDelta($topPanelScroller) : 0) -
+ (options.showHeaderRow ? options.headerRowHeight + getVBoxDelta($headerRowScroller) : 0);
+ }
+
+ function resizeCanvas() {
+ if (!initialized) { return; }
+ if (options.autoHeight) {
+ viewportH = options.rowHeight * (getDataLength() + (options.enableAddRow ? 1 : 0));
+ } else {
+ viewportH = getViewportHeight();
+ }
+
+ numVisibleRows = Math.ceil(viewportH / options.rowHeight);
+ viewportW = parseFloat($.css($container[0], "width", true));
+ if (!options.autoHeight) {
+ $viewport.height(viewportH);
+ }
+
+ if (options.forceFitColumns) {
+ autosizeColumns();
+ }
+
+ updateRowCount();
+ handleScroll();
+ render();
+ }
+
+ function updateRowCount() {
+ var dataLength = getDataLength();
+ if (!initialized) { return; }
+ numberOfRows = dataLength +
+ (options.enableAddRow ? 1 : 0) +
+ (options.leaveSpaceForNewRows ? numVisibleRows - 1 : 0);
+
+ var oldViewportHasVScroll = viewportHasVScroll;
+ // with autoHeight, we do not need to accommodate the vertical scroll bar
+ viewportHasVScroll = !options.autoHeight && (numberOfRows * options.rowHeight > viewportH);
+
+ // remove the rows that are now outside of the data range
+ // this helps avoid redundant calls to .removeRow() when the size of the data decreased by thousands of rows
+ var l = options.enableAddRow ? dataLength : dataLength - 1;
+ for (var i in rowsCache) {
+ if (i >= l) {
+ removeRowFromCache(i);
+ }
+ }
+
+ if (activeCellNode && activeRow > l) {
+ resetActiveCell();
+ }
+
+ var oldH = h;
+ th = Math.max(options.rowHeight * numberOfRows, viewportH - scrollbarDimensions.height);
+ if (th < maxSupportedCssHeight) {
+ // just one page
+ h = ph = th;
+ n = 1;
+ cj = 0;
+ } else {
+ // break into pages
+ h = maxSupportedCssHeight;
+ ph = h / 100;
+ n = Math.floor(th / ph);
+ cj = (th - h) / (n - 1);
+ }
+
+ if (h !== oldH) {
+ $canvas.css("height", h);
+ scrollTop = $viewport[0].scrollTop;
+ }
+
+ var oldScrollTopInRange = (scrollTop + offset <= th - viewportH);
+
+ if (th == 0 || scrollTop == 0) {
+ page = offset = 0;
+ } else if (oldScrollTopInRange) {
+ // maintain virtual position
+ scrollTo(scrollTop + offset);
+ } else {
+ // scroll to bottom
+ scrollTo(th - viewportH);
+ }
+
+ if (h != oldH && options.autoHeight) {
+ resizeCanvas();
+ }
+
+ if (options.forceFitColumns && oldViewportHasVScroll != viewportHasVScroll) {
+ autosizeColumns();
+ }
+ updateCanvasWidth(false);
+ }
+
+ function getVisibleRange(viewportTop, viewportLeft) {
+ if (viewportTop == null) {
+ viewportTop = scrollTop;
+ }
+ if (viewportLeft == null) {
+ viewportLeft = scrollLeft;
+ }
+
+ return {
+ top: getRowFromPosition(viewportTop),
+ bottom: getRowFromPosition(viewportTop + viewportH) + 1,
+ leftPx: viewportLeft,
+ rightPx: viewportLeft + viewportW
+ };
+ }
+
+ function getRenderedRange(viewportTop, viewportLeft) {
+ var range = getVisibleRange(viewportTop, viewportLeft);
+ var buffer = Math.round(viewportH / options.rowHeight);
+ var minBuffer = 3;
+
+ if (vScrollDir == -1) {
+ range.top -= buffer;
+ range.bottom += minBuffer;
+ } else if (vScrollDir == 1) {
+ range.top -= minBuffer;
+ range.bottom += buffer;
+ } else {
+ range.top -= minBuffer;
+ range.bottom += minBuffer;
+ }
+
+ range.top = Math.max(0, range.top);
+ range.bottom = Math.min(options.enableAddRow ? getDataLength() : getDataLength() - 1, range.bottom);
+
+ range.leftPx -= viewportW;
+ range.rightPx += viewportW;
+
+ range.leftPx = Math.max(0, range.leftPx);
+ range.rightPx = Math.min(canvasWidth, range.rightPx);
+
+ return range;
+ }
+
+ function ensureCellNodesInRowsCache(row) {
+ var cacheEntry = rowsCache[row];
+ if (cacheEntry) {
+ if (cacheEntry.cellRenderQueue.length) {
+ var lastChild = cacheEntry.rowNode.lastChild;
+ while (cacheEntry.cellRenderQueue.length) {
+ var columnIdx = cacheEntry.cellRenderQueue.pop();
+ cacheEntry.cellNodesByColumnIdx[columnIdx] = lastChild;
+ lastChild = lastChild.previousSibling;
+ }
+ }
+ }
+ }
+
+ function cleanUpCells(range, row) {
+ var totalCellsRemoved = 0;
+ var cacheEntry = rowsCache[row];
+
+ // Remove cells outside the range.
+ var cellsToRemove = [];
+ for (var i in cacheEntry.cellNodesByColumnIdx) {
+ // I really hate it when people mess with Array.prototype.
+ if (!cacheEntry.cellNodesByColumnIdx.hasOwnProperty(i)) {
+ continue;
+ }
+
+ // This is a string, so it needs to be cast back to a number.
+ i = i | 0;
+
+ var colspan = cacheEntry.cellColSpans[i];
+ if (columnPosLeft[i] > range.rightPx ||
+ columnPosRight[Math.min(columns.length - 1, i + colspan - 1)] < range.leftPx) {
+ if (!(row == activeRow && i == activeCell)) {
+ cellsToRemove.push(i);
+ }
+ }
+ }
+
+ var cellToRemove;
+ while ((cellToRemove = cellsToRemove.pop()) != null) {
+ cacheEntry.rowNode.removeChild(cacheEntry.cellNodesByColumnIdx[cellToRemove]);
+ delete cacheEntry.cellColSpans[cellToRemove];
+ delete cacheEntry.cellNodesByColumnIdx[cellToRemove];
+ if (postProcessedRows[row]) {
+ delete postProcessedRows[row][cellToRemove];
+ }
+ totalCellsRemoved++;
+ }
+ }
+
+ function cleanUpAndRenderCells(range) {
+ var cacheEntry;
+ var stringArray = [];
+ var processedRows = [];
+ var cellsAdded;
+ var totalCellsAdded = 0;
+ var colspan;
+
+ for (var row = range.top, btm = range.bottom; row <= btm; row++) {
+ cacheEntry = rowsCache[row];
+ if (!cacheEntry) {
+ continue;
+ }
+
+ // cellRenderQueue populated in renderRows() needs to be cleared first
+ ensureCellNodesInRowsCache(row);
+
+ cleanUpCells(range, row);
+
+ // Render missing cells.
+ cellsAdded = 0;
+
+ var metadata = data.getItemMetadata && data.getItemMetadata(row);
+ metadata = metadata && metadata.columns;
+
+ var d = getDataItem(row);
+
+ // TODO: shorten this loop (index? heuristics? binary search?)
+ for (var i = 0, ii = columns.length; i < ii; i++) {
+ // Cells to the right are outside the range.
+ if (columnPosLeft[i] > range.rightPx) {
+ break;
+ }
+
+ // Already rendered.
+ if ((colspan = cacheEntry.cellColSpans[i]) != null) {
+ i += (colspan > 1 ? colspan - 1 : 0);
+ continue;
+ }
+
+ colspan = 1;
+ if (metadata) {
+ var columnData = metadata[columns[i].id] || metadata[i];
+ colspan = (columnData && columnData.colspan) || 1;
+ if (colspan === "*") {
+ colspan = ii - i;
+ }
+ }
+
+ if (columnPosRight[Math.min(ii - 1, i + colspan - 1)] > range.leftPx) {
+ appendCellHtml(stringArray, row, i, colspan, d);
+ cellsAdded++;
+ }
+
+ i += (colspan > 1 ? colspan - 1 : 0);
+ }
+
+ if (cellsAdded) {
+ totalCellsAdded += cellsAdded;
+ processedRows.push(row);
+ }
+ }
+
+ if (!stringArray.length) {
+ return;
+ }
+
+ var x = document.createElement("div");
+ x.innerHTML = stringArray.join("");
+
+ var processedRow;
+ var node;
+ while ((processedRow = processedRows.pop()) != null) {
+ cacheEntry = rowsCache[processedRow];
+ var columnIdx;
+ while ((columnIdx = cacheEntry.cellRenderQueue.pop()) != null) {
+ node = x.lastChild;
+ cacheEntry.rowNode.appendChild(node);
+ cacheEntry.cellNodesByColumnIdx[columnIdx] = node;
+ }
+ }
+ }
+
+ function renderRows(range) {
+ var parentNode = $canvas[0],
+ stringArray = [],
+ rows = [],
+ needToReselectCell = false,
+ dataLength = getDataLength();
+
+ for (var i = range.top, ii = range.bottom; i <= ii; i++) {
+ if (rowsCache[i]) {
+ continue;
+ }
+ renderedRows++;
+ rows.push(i);
+
+ // Create an entry right away so that appendRowHtml() can
+ // start populatating it.
+ rowsCache[i] = {
+ "rowNode": null,
+
+ // ColSpans of rendered cells (by column idx).
+ // Can also be used for checking whether a cell has been rendered.
+ "cellColSpans": [],
+
+ // Cell nodes (by column idx). Lazy-populated by ensureCellNodesInRowsCache().
+ "cellNodesByColumnIdx": [],
+
+ // Column indices of cell nodes that have been rendered, but not yet indexed in
+ // cellNodesByColumnIdx. These are in the same order as cell nodes added at the
+ // end of the row.
+ "cellRenderQueue": []
+ };
+
+ appendRowHtml(stringArray, i, range, dataLength);
+ if (activeCellNode && activeRow === i) {
+ needToReselectCell = true;
+ }
+ counter_rows_rendered++;
+ }
+
+ if (!rows.length) { return; }
+
+ var x = document.createElement("div");
+ x.innerHTML = stringArray.join("");
+
+ for (var i = 0, ii = rows.length; i < ii; i++) {
+ rowsCache[rows[i]].rowNode = parentNode.appendChild(x.firstChild);
+ }
+
+ if (needToReselectCell) {
+ activeCellNode = getCellNode(activeRow, activeCell);
+ }
+ }
+
+ function startPostProcessing() {
+ if (!options.enableAsyncPostRender) {
+ return;
+ }
+ clearTimeout(h_postrender);
+ h_postrender = setTimeout(asyncPostProcessRows, options.asyncPostRenderDelay);
+ }
+
+ function invalidatePostProcessingResults(row) {
+ delete postProcessedRows[row];
+ postProcessFromRow = Math.min(postProcessFromRow, row);
+ postProcessToRow = Math.max(postProcessToRow, row);
+ startPostProcessing();
+ }
+
+ function updateRowPositions() {
+ for (var row in rowsCache) {
+ rowsCache[row].rowNode.style.top = getRowTop(row) + "px";
+ }
+ }
+
+ function render() {
+ if (!initialized) { return; }
+ var visible = getVisibleRange();
+ var rendered = getRenderedRange();
+
+ // remove rows no longer in the viewport
+ cleanupRows(rendered);
+
+ // add new rows & missing cells in existing rows
+ if (lastRenderedScrollLeft != scrollLeft) {
+ cleanUpAndRenderCells(rendered);
+ }
+
+ // render missing rows
+ renderRows(rendered);
+
+ postProcessFromRow = visible.top;
+ postProcessToRow = Math.min(options.enableAddRow ? getDataLength() : getDataLength() - 1, visible.bottom);
+ startPostProcessing();
+
+ lastRenderedScrollTop = scrollTop;
+ lastRenderedScrollLeft = scrollLeft;
+ h_render = null;
+ }
+
+ function handleHeaderRowScroll() {
+ var scrollLeft = $headerRowScroller[0].scrollLeft;
+ if (scrollLeft != $viewport[0].scrollLeft) {
+ $viewport[0].scrollLeft = scrollLeft;
+ }
+ }
+
+ function handleScroll() {
+ scrollTop = $viewport[0].scrollTop;
+ scrollLeft = $viewport[0].scrollLeft;
+ var vScrollDist = Math.abs(scrollTop - prevScrollTop);
+ var hScrollDist = Math.abs(scrollLeft - prevScrollLeft);
+
+ if (hScrollDist) {
+ prevScrollLeft = scrollLeft;
+ $headerScroller[0].scrollLeft = scrollLeft;
+ $topPanelScroller[0].scrollLeft = scrollLeft;
+ $headerRowScroller[0].scrollLeft = scrollLeft;
+ }
+
+ if (vScrollDist) {
+ vScrollDir = prevScrollTop < scrollTop ? 1 : -1;
+ prevScrollTop = scrollTop;
+
+ // switch virtual pages if needed
+ if (vScrollDist < viewportH) {
+ scrollTo(scrollTop + offset);
+ } else {
+ var oldOffset = offset;
+ if (h == viewportH) {
+ page = 0;
+ } else {
+ page = Math.min(n - 1, Math.floor(scrollTop * ((th - viewportH) / (h - viewportH)) * (1 / ph)));
+ }
+ offset = Math.round(page * cj);
+ if (oldOffset != offset) {
+ invalidateAllRows();
+ }
+ }
+ }
+
+ if (hScrollDist || vScrollDist) {
+ if (h_render) {
+ clearTimeout(h_render);
+ }
+
+ if (Math.abs(lastRenderedScrollTop - scrollTop) > 20 ||
+ Math.abs(lastRenderedScrollLeft - scrollLeft) > 20) {
+ if (options.forceSyncScrolling || (
+ Math.abs(lastRenderedScrollTop - scrollTop) < viewportH &&
+ Math.abs(lastRenderedScrollLeft - scrollLeft) < viewportW)) {
+ render();
+ } else {
+ h_render = setTimeout(render, 50);
+ }
+
+ trigger(self.onViewportChanged, {});
+ }
+ }
+
+ trigger(self.onScroll, {scrollLeft: scrollLeft, scrollTop: scrollTop});
+ }
+
+ function asyncPostProcessRows() {
+ while (postProcessFromRow <= postProcessToRow) {
+ var row = (vScrollDir >= 0) ? postProcessFromRow++ : postProcessToRow--;
+ var cacheEntry = rowsCache[row];
+ if (!cacheEntry || row >= getDataLength()) {
+ continue;
+ }
+
+ if (!postProcessedRows[row]) {
+ postProcessedRows[row] = {};
+ }
+
+ ensureCellNodesInRowsCache(row);
+ for (var columnIdx in cacheEntry.cellNodesByColumnIdx) {
+ if (!cacheEntry.cellNodesByColumnIdx.hasOwnProperty(columnIdx)) {
+ continue;
+ }
+
+ columnIdx = columnIdx | 0;
+
+ var m = columns[columnIdx];
+ if (m.asyncPostRender && !postProcessedRows[row][columnIdx]) {
+ var node = cacheEntry.cellNodesByColumnIdx[columnIdx];
+ if (node) {
+ m.asyncPostRender(node, row, getDataItem(row), m);
+ }
+ postProcessedRows[row][columnIdx] = true;
+ }
+ }
+
+ h_postrender = setTimeout(asyncPostProcessRows, options.asyncPostRenderDelay);
+ return;
+ }
+ }
+
+ function updateCellCssStylesOnRenderedRows(addedHash, removedHash) {
+ var node, columnId, addedRowHash, removedRowHash;
+ for (var row in rowsCache) {
+ removedRowHash = removedHash && removedHash[row];
+ addedRowHash = addedHash && addedHash[row];
+
+ if (removedRowHash) {
+ for (columnId in removedRowHash) {
+ if (!addedRowHash || removedRowHash[columnId] != addedRowHash[columnId]) {
+ node = getCellNode(row, getColumnIndex(columnId));
+ if (node) {
+ $(node).removeClass(removedRowHash[columnId]);
+ }
+ }
+ }
+ }
+
+ if (addedRowHash) {
+ for (columnId in addedRowHash) {
+ if (!removedRowHash || removedRowHash[columnId] != addedRowHash[columnId]) {
+ node = getCellNode(row, getColumnIndex(columnId));
+ if (node) {
+ $(node).addClass(addedRowHash[columnId]);
+ }
+ }
+ }
+ }
+ }
+ }
+
+ function addCellCssStyles(key, hash) {
+ if (cellCssClasses[key]) {
+ throw "addCellCssStyles: cell CSS hash with key '" + key + "' already exists.";
+ }
+
+ cellCssClasses[key] = hash;
+ updateCellCssStylesOnRenderedRows(hash, null);
+
+ trigger(self.onCellCssStylesChanged, { "key": key, "hash": hash });
+ }
+
+ function removeCellCssStyles(key) {
+ if (!cellCssClasses[key]) {
+ return;
+ }
+
+ updateCellCssStylesOnRenderedRows(null, cellCssClasses[key]);
+ delete cellCssClasses[key];
+
+ trigger(self.onCellCssStylesChanged, { "key": key, "hash": null });
+ }
+
+ function setCellCssStyles(key, hash) {
+ var prevHash = cellCssClasses[key];
+
+ cellCssClasses[key] = hash;
+ updateCellCssStylesOnRenderedRows(hash, prevHash);
+
+ trigger(self.onCellCssStylesChanged, { "key": key, "hash": hash });
+ }
+
+ function getCellCssStyles(key) {
+ return cellCssClasses[key];
+ }
+
+ function flashCell(row, cell, speed) {
+ speed = speed || 100;
+ if (rowsCache[row]) {
+ var $cell = $(getCellNode(row, cell));
+
+ function toggleCellClass(times) {
+ if (!times) {
+ return;
+ }
+ setTimeout(function () {
+ $cell.queue(function () {
+ $cell.toggleClass(options.cellFlashingCssClass).dequeue();
+ toggleCellClass(times - 1);
+ });
+ },
+ speed);
+ }
+
+ toggleCellClass(4);
+ }
+ }
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // Interactivity
+
+ function handleDragInit(e, dd) {
+ var cell = getCellFromEvent(e);
+ if (!cell || !cellExists(cell.row, cell.cell)) {
+ return false;
+ }
+
+ var retval = trigger(self.onDragInit, dd, e);
+ if (e.isImmediatePropagationStopped()) {
+ return retval;
+ }
+
+ // if nobody claims to be handling drag'n'drop by stopping immediate propagation,
+ // cancel out of it
+ return false;
+ }
+
+ function handleDragStart(e, dd) {
+ var cell = getCellFromEvent(e);
+ if (!cell || !cellExists(cell.row, cell.cell)) {
+ return false;
+ }
+
+ var retval = trigger(self.onDragStart, dd, e);
+ if (e.isImmediatePropagationStopped()) {
+ return retval;
+ }
+
+ return false;
+ }
+
+ function handleDrag(e, dd) {
+ return trigger(self.onDrag, dd, e);
+ }
+
+ function handleDragEnd(e, dd) {
+ trigger(self.onDragEnd, dd, e);
+ }
+
+ function handleKeyDown(e) {
+ trigger(self.onKeyDown, {row: activeRow, cell: activeCell}, e);
+ var handled = e.isImmediatePropagationStopped();
+
+ if (!handled) {
+ if (!e.shiftKey && !e.altKey && !e.ctrlKey) {
+ if (e.which == 27) {
+ if (!getEditorLock().isActive()) {
+ return; // no editing mode to cancel, allow bubbling and default processing (exit without cancelling the event)
+ }
+ cancelEditAndSetFocus();
+ } else if (e.which == 37) {
+ handled = navigateLeft();
+ } else if (e.which == 39) {
+ handled = navigateRight();
+ } else if (e.which == 38) {
+ handled = navigateUp();
+ } else if (e.which == 40) {
+ handled = navigateDown();
+ } else if (e.which == 9) {
+ handled = navigateNext();
+ } else if (e.which == 13) {
+ if (options.editable) {
+ if (currentEditor) {
+ // adding new row
+ if (activeRow === getDataLength()) {
+ navigateDown();
+ } else {
+ commitEditAndSetFocus();
+ }
+ } else {
+ if (getEditorLock().commitCurrentEdit()) {
+ makeActiveCellEditable();
+ }
+ }
+ }
+ handled = true;
+ }
+ } else if (e.which == 9 && e.shiftKey && !e.ctrlKey && !e.altKey) {
+ handled = navigatePrev();
+ }
+ }
+
+ if (handled) {
+ // the event has been handled so don't let parent element (bubbling/propagation) or browser (default) handle it
+ e.stopPropagation();
+ e.preventDefault();
+ try {
+ e.originalEvent.keyCode = 0; // prevent default behaviour for special keys in IE browsers (F3, F5, etc.)
+ }
+ // ignore exceptions - setting the original event's keycode throws access denied exception for "Ctrl"
+ // (hitting control key only, nothing else), "Shift" (maybe others)
+ catch (error) {
+ }
+ }
+ }
+
+ function handleClick(e) {
+ if (!currentEditor) {
+ // if this click resulted in some cell child node getting focus,
+ // don't steal it back - keyboard events will still bubble up
+ if (e.target != document.activeElement) {
+ setFocus();
+ }
+ }
+
+ var cell = getCellFromEvent(e);
+ if (!cell || (currentEditor !== null && activeRow == cell.row && activeCell == cell.cell)) {
+ return;
+ }
+
+ trigger(self.onClick, {row: cell.row, cell: cell.cell}, e);
+ if (e.isImmediatePropagationStopped()) {
+ return;
+ }
+
+ if ((activeCell != cell.cell || activeRow != cell.row) && canCellBeActive(cell.row, cell.cell)) {
+ if (!getEditorLock().isActive() || getEditorLock().commitCurrentEdit()) {
+ scrollRowIntoView(cell.row, false);
+ setActiveCellInternal(getCellNode(cell.row, cell.cell), (cell.row === getDataLength()) || options.autoEdit);
+ }
+ }
+ }
+
+ function handleContextMenu(e) {
+ var $cell = $(e.target).closest(".slick-cell", $canvas);
+ if ($cell.length === 0) {
+ return;
+ }
+
+ // are we editing this cell?
+ if (activeCellNode === $cell[0] && currentEditor !== null) {
+ return;
+ }
+
+ trigger(self.onContextMenu, {}, e);
+ }
+
+ function handleDblClick(e) {
+ var cell = getCellFromEvent(e);
+ if (!cell || (currentEditor !== null && activeRow == cell.row && activeCell == cell.cell)) {
+ return;
+ }
+
+ trigger(self.onDblClick, {row: cell.row, cell: cell.cell}, e);
+ if (e.isImmediatePropagationStopped()) {
+ return;
+ }
+
+ if (options.editable) {
+ gotoCell(cell.row, cell.cell, true);
+ }
+ }
+
+ function handleHeaderMouseEnter(e) {
+ trigger(self.onHeaderMouseEnter, {
+ "column": $(this).data("column")
+ }, e);
+ }
+
+ function handleHeaderMouseLeave(e) {
+ trigger(self.onHeaderMouseLeave, {
+ "column": $(this).data("column")
+ }, e);
+ }
+
+ function handleHeaderContextMenu(e) {
+ var $header = $(e.target).closest(".slick-header-column", ".slick-header-columns");
+ var column = $header && $header.data("column");
+ trigger(self.onHeaderContextMenu, {column: column}, e);
+ }
+
+ function handleHeaderClick(e) {
+ var $header = $(e.target).closest(".slick-header-column", ".slick-header-columns");
+ var column = $header && $header.data("column");
+ if (column) {
+ trigger(self.onHeaderClick, {column: column}, e);
+ }
+ }
+
+ function handleMouseEnter(e) {
+ trigger(self.onMouseEnter, {}, e);
+ }
+
+ function handleMouseLeave(e) {
+ trigger(self.onMouseLeave, {}, e);
+ }
+
+ function cellExists(row, cell) {
+ return !(row < 0 || row >= getDataLength() || cell < 0 || cell >= columns.length);
+ }
+
+ function getCellFromPoint(x, y) {
+ var row = getRowFromPosition(y);
+ var cell = 0;
+
+ var w = 0;
+ for (var i = 0; i < columns.length && w < x; i++) {
+ w += columns[i].width;
+ cell++;
+ }
+
+ if (cell < 0) {
+ cell = 0;
+ }
+
+ return {row: row, cell: cell - 1};
+ }
+
+ function getCellFromNode(cellNode) {
+ // read column number from .l<columnNumber> CSS class
+ var cls = /l\d+/.exec(cellNode.className);
+ if (!cls) {
+ throw "getCellFromNode: cannot get cell - " + cellNode.className;
+ }
+ return parseInt(cls[0].substr(1, cls[0].length - 1), 10);
+ }
+
+ function getRowFromNode(rowNode) {
+ for (var row in rowsCache) {
+ if (rowsCache[row].rowNode === rowNode) {
+ return row | 0;
+ }
+ }
+
+ return null;
+ }
+
+ function getCellFromEvent(e) {
+ var $cell = $(e.target).closest(".slick-cell", $canvas);
+ if (!$cell.length) {
+ return null;
+ }
+
+ var row = getRowFromNode($cell[0].parentNode);
+ var cell = getCellFromNode($cell[0]);
+
+ if (row == null || cell == null) {
+ return null;
+ } else {
+ return {
+ "row": row,
+ "cell": cell
+ };
+ }
+ }
+
+ function getCellNodeBox(row, cell) {
+ if (!cellExists(row, cell)) {
+ return null;
+ }
+
+ var y1 = getRowTop(row);
+ var y2 = y1 + options.rowHeight - 1;
+ var x1 = 0;
+ for (var i = 0; i < cell; i++) {
+ x1 += columns[i].width;
+ }
+ var x2 = x1 + columns[cell].width;
+
+ return {
+ top: y1,
+ left: x1,
+ bottom: y2,
+ right: x2
+ };
+ }
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // Cell switching
+
+ function resetActiveCell() {
+ setActiveCellInternal(null, false);
+ }
+
+ function setFocus() {
+ if (tabbingDirection == -1) {
+ $focusSink[0].focus();
+ } else {
+ $focusSink2[0].focus();
+ }
+ }
+
+ function scrollCellIntoView(row, cell, doPaging) {
+ scrollRowIntoView(row, doPaging);
+
+ var colspan = getColspan(row, cell);
+ var left = columnPosLeft[cell],
+ right = columnPosRight[cell + (colspan > 1 ? colspan - 1 : 0)],
+ scrollRight = scrollLeft + viewportW;
+
+ if (left < scrollLeft) {
+ $viewport.scrollLeft(left);
+ handleScroll();
+ render();
+ } else if (right > scrollRight) {
+ $viewport.scrollLeft(Math.min(left, right - $viewport[0].clientWidth));
+ handleScroll();
+ render();
+ }
+ }
+
+ function setActiveCellInternal(newCell, editMode) {
+ if (activeCellNode !== null) {
+ makeActiveCellNormal();
+ $(activeCellNode).removeClass("active");
+ if (rowsCache[activeRow]) {
+ $(rowsCache[activeRow].rowNode).removeClass("active");
+ }
+ }
+
+ var activeCellChanged = (activeCellNode !== newCell);
+ activeCellNode = newCell;
+
+ if (activeCellNode != null) {
+ activeRow = getRowFromNode(activeCellNode.parentNode);
+ activeCell = activePosX = getCellFromNode(activeCellNode);
+
+ $(activeCellNode).addClass("active");
+ $(rowsCache[activeRow].rowNode).addClass("active");
+
+ if (options.editable && editMode && isCellPotentiallyEditable(activeRow, activeCell)) {
+ clearTimeout(h_editorLoader);
+
+ if (options.asyncEditorLoading) {
+ h_editorLoader = setTimeout(function () {
+ makeActiveCellEditable();
+ }, options.asyncEditorLoadDelay);
+ } else {
+ makeActiveCellEditable();
+ }
+ }
+ } else {
+ activeRow = activeCell = null;
+ }
+
+ if (activeCellChanged) {
+ trigger(self.onActiveCellChanged, getActiveCell());
+ }
+ }
+
+ function clearTextSelection() {
+ if (document.selection && document.selection.empty) {
+ try {
+ //IE fails here if selected element is not in dom
+ document.selection.empty();
+ } catch (e) { }
+ } else if (window.getSelection) {
+ var sel = window.getSelection();
+ if (sel && sel.removeAllRanges) {
+ sel.removeAllRanges();
+ }
+ }
+ }
+
+ function isCellPotentiallyEditable(row, cell) {
+ // is the data for this row loaded?
+ if (row < getDataLength() && !getDataItem(row)) {
+ return false;
+ }
+
+ // are we in the Add New row? can we create new from this cell?
+ if (columns[cell].cannotTriggerInsert && row >= getDataLength()) {
+ return false;
+ }
+
+ // does this cell have an editor?
+ if (!getEditor(row, cell)) {
+ return false;
+ }
+
+ return true;
+ }
+
+ function makeActiveCellNormal() {
+ if (!currentEditor) {
+ return;
+ }
+ trigger(self.onBeforeCellEditorDestroy, {editor: currentEditor});
+ currentEditor.destroy();
+ currentEditor = null;
+
+ if (activeCellNode) {
+ var d = getDataItem(activeRow);
+ $(activeCellNode).removeClass("editable invalid");
+ if (d) {
+ var column = columns[activeCell];
+ var formatter = getFormatter(activeRow, column);
+ activeCellNode.innerHTML = formatter(activeRow, activeCell, getDataItemValueForColumn(d, column), column, d);
+ invalidatePostProcessingResults(activeRow);
+ }
+ }
+
+ // if there previously was text selected on a page (such as selected text in the edit cell just removed),
+ // IE can't set focus to anything else correctly
+ if (navigator.userAgent.toLowerCase().match(/msie/)) {
+ clearTextSelection();
+ }
+
+ getEditorLock().deactivate(editController);
+ }
+
+ function makeActiveCellEditable(editor) {
+ if (!activeCellNode) {
+ return;
+ }
+ if (!options.editable) {
+ throw "Grid : makeActiveCellEditable : should never get called when options.editable is false";
+ }
+
+ // cancel pending async call if there is one
+ clearTimeout(h_editorLoader);
+
+ if (!isCellPotentiallyEditable(activeRow, activeCell)) {
+ return;
+ }
+
+ var columnDef = columns[activeCell];
+ var item = getDataItem(activeRow);
+
+ if (trigger(self.onBeforeEditCell, {row: activeRow, cell: activeCell, item: item, column: columnDef}) === false) {
+ setFocus();
+ return;
+ }
+
+ getEditorLock().activate(editController);
+ $(activeCellNode).addClass("editable");
+
+ // don't clear the cell if a custom editor is passed through
+ if (!editor) {
+ activeCellNode.innerHTML = "";
+ }
+
+ currentEditor = new (editor || getEditor(activeRow, activeCell))({
+ grid: self,
+ gridPosition: absBox($container[0]),
+ position: absBox(activeCellNode),
+ container: activeCellNode,
+ column: columnDef,
+ item: item || {},
+ commitChanges: commitEditAndSetFocus,
+ cancelChanges: cancelEditAndSetFocus
+ });
+
+ if (item) {
+ currentEditor.loadValue(item);
+ }
+
+ serializedEditorValue = currentEditor.serializeValue();
+
+ if (currentEditor.position) {
+ handleActiveCellPositionChange();
+ }
+ }
+
+ function commitEditAndSetFocus() {
+ // if the commit fails, it would do so due to a validation error
+ // if so, do not steal the focus from the editor
+ if (getEditorLock().commitCurrentEdit()) {
+ setFocus();
+ if (options.autoEdit) {
+ navigateDown();
+ }
+ }
+ }
+
+ function cancelEditAndSetFocus() {
+ if (getEditorLock().cancelCurrentEdit()) {
+ setFocus();
+ }
+ }
+
+ function absBox(elem) {
+ var box = {
+ top: elem.offsetTop,
+ left: elem.offsetLeft,
+ bottom: 0,
+ right: 0,
+ width: $(elem).outerWidth(),
+ height: $(elem).outerHeight(),
+ visible: true};
+ box.bottom = box.top + box.height;
+ box.right = box.left + box.width;
+
+ // walk up the tree
+ var offsetParent = elem.offsetParent;
+ while ((elem = elem.parentNode) != document.body) {
+ if (box.visible && elem.scrollHeight != elem.offsetHeight && $(elem).css("overflowY") != "visible") {
+ box.visible = box.bottom > elem.scrollTop && box.top < elem.scrollTop + elem.clientHeight;
+ }
+
+ if (box.visible && elem.scrollWidth != elem.offsetWidth && $(elem).css("overflowX") != "visible") {
+ box.visible = box.right > elem.scrollLeft && box.left < elem.scrollLeft + elem.clientWidth;
+ }
+
+ box.left -= elem.scrollLeft;
+ box.top -= elem.scrollTop;
+
+ if (elem === offsetParent) {
+ box.left += elem.offsetLeft;
+ box.top += elem.offsetTop;
+ offsetParent = elem.offsetParent;
+ }
+
+ box.bottom = box.top + box.height;
+ box.right = box.left + box.width;
+ }
+
+ return box;
+ }
+
+ function getActiveCellPosition() {
+ return absBox(activeCellNode);
+ }
+
+ function getGridPosition() {
+ return absBox($container[0])
+ }
+
+ function handleActiveCellPositionChange() {
+ if (!activeCellNode) {
+ return;
+ }
+
+ trigger(self.onActiveCellPositionChanged, {});
+
+ if (currentEditor) {
+ var cellBox = getActiveCellPosition();
+ if (currentEditor.show && currentEditor.hide) {
+ if (!cellBox.visible) {
+ currentEditor.hide();
+ } else {
+ currentEditor.show();
+ }
+ }
+
+ if (currentEditor.position) {
+ currentEditor.position(cellBox);
+ }
+ }
+ }
+
+ function getCellEditor() {
+ return currentEditor;
+ }
+
+ function getActiveCell() {
+ if (!activeCellNode) {
+ return null;
+ } else {
+ return {row: activeRow, cell: activeCell};
+ }
+ }
+
+ function getActiveCellNode() {
+ return activeCellNode;
+ }
+
+ function scrollRowIntoView(row, doPaging) {
+ var rowAtTop = row * options.rowHeight;
+ var rowAtBottom = (row + 1) * options.rowHeight - viewportH + (viewportHasHScroll ? scrollbarDimensions.height : 0);
+
+ // need to page down?
+ if ((row + 1) * options.rowHeight > scrollTop + viewportH + offset) {
+ scrollTo(doPaging ? rowAtTop : rowAtBottom);
+ render();
+ }
+ // or page up?
+ else if (row * options.rowHeight < scrollTop + offset) {
+ scrollTo(doPaging ? rowAtBottom : rowAtTop);
+ render();
+ }
+ }
+
+ function scrollRowToTop(row) {
+ scrollTo(row * options.rowHeight);
+ render();
+ }
+
+ function getColspan(row, cell) {
+ var metadata = data.getItemMetadata && data.getItemMetadata(row);
+ if (!metadata || !metadata.columns) {
+ return 1;
+ }
+
+ var columnData = metadata.columns[columns[cell].id] || metadata.columns[cell];
+ var colspan = (columnData && columnData.colspan);
+ if (colspan === "*") {
+ colspan = columns.length - cell;
+ } else {
+ colspan = colspan || 1;
+ }
+
+ return colspan;
+ }
+
+ function findFirstFocusableCell(row) {
+ var cell = 0;
+ while (cell < columns.length) {
+ if (canCellBeActive(row, cell)) {
+ return cell;
+ }
+ cell += getColspan(row, cell);
+ }
+ return null;
+ }
+
+ function findLastFocusableCell(row) {
+ var cell = 0;
+ var lastFocusableCell = null;
+ while (cell < columns.length) {
+ if (canCellBeActive(row, cell)) {
+ lastFocusableCell = cell;
+ }
+ cell += getColspan(row, cell);
+ }
+ return lastFocusableCell;
+ }
+
+ function gotoRight(row, cell, posX) {
+ if (cell >= columns.length) {
+ return null;
+ }
+
+ do {
+ cell += getColspan(row, cell);
+ }
+ while (cell < columns.length && !canCellBeActive(row, cell));
+
+ if (cell < columns.length) {
+ return {
+ "row": row,
+ "cell": cell,
+ "posX": cell
+ };
+ }
+ return null;
+ }
+
+ function gotoLeft(row, cell, posX) {
+ if (cell <= 0) {
+ return null;
+ }
+
+ var firstFocusableCell = findFirstFocusableCell(row);
+ if (firstFocusableCell === null || firstFocusableCell >= cell) {
+ return null;
+ }
+
+ var prev = {
+ "row": row,
+ "cell": firstFocusableCell,
+ "posX": firstFocusableCell
+ };
+ var pos;
+ while (true) {
+ pos = gotoRight(prev.row, prev.cell, prev.posX);
+ if (!pos) {
+ return null;
+ }
+ if (pos.cell >= cell) {
+ return prev;
+ }
+ prev = pos;
+ }
+ }
+
+ function gotoDown(row, cell, posX) {
+ var prevCell;
+ while (true) {
+ if (++row >= getDataLength() + (options.enableAddRow ? 1 : 0)) {
+ return null;
+ }
+
+ prevCell = cell = 0;
+ while (cell <= posX) {
+ prevCell = cell;
+ cell += getColspan(row, cell);
+ }
+
+ if (canCellBeActive(row, prevCell)) {
+ return {
+ "row": row,
+ "cell": prevCell,
+ "posX": posX
+ };
+ }
+ }
+ }
+
+ function gotoUp(row, cell, posX) {
+ var prevCell;
+ while (true) {
+ if (--row < 0) {
+ return null;
+ }
+
+ prevCell = cell = 0;
+ while (cell <= posX) {
+ prevCell = cell;
+ cell += getColspan(row, cell);
+ }
+
+ if (canCellBeActive(row, prevCell)) {
+ return {
+ "row": row,
+ "cell": prevCell,
+ "posX": posX
+ };
+ }
+ }
+ }
+
+ function gotoNext(row, cell, posX) {
+ if (row == null && cell == null) {
+ row = cell = posX = 0;
+ if (canCellBeActive(row, cell)) {
+ return {
+ "row": row,
+ "cell": cell,
+ "posX": cell
+ };
+ }
+ }
+
+ var pos = gotoRight(row, cell, posX);
+ if (pos) {
+ return pos;
+ }
+
+ var firstFocusableCell = null;
+ while (++row < getDataLength() + (options.enableAddRow ? 1 : 0)) {
+ firstFocusableCell = findFirstFocusableCell(row);
+ if (firstFocusableCell !== null) {
+ return {
+ "row": row,
+ "cell": firstFocusableCell,
+ "posX": firstFocusableCell
+ };
+ }
+ }
+ return null;
+ }
+
+ function gotoPrev(row, cell, posX) {
+ if (row == null && cell == null) {
+ row = getDataLength() + (options.enableAddRow ? 1 : 0) - 1;
+ cell = posX = columns.length - 1;
+ if (canCellBeActive(row, cell)) {
+ return {
+ "row": row,
+ "cell": cell,
+ "posX": cell
+ };
+ }
+ }
+
+ var pos;
+ var lastSelectableCell;
+ while (!pos) {
+ pos = gotoLeft(row, cell, posX);
+ if (pos) {
+ break;
+ }
+ if (--row < 0) {
+ return null;
+ }
+
+ cell = 0;
+ lastSelectableCell = findLastFocusableCell(row);
+ if (lastSelectableCell !== null) {
+ pos = {
+ "row": row,
+ "cell": lastSelectableCell,
+ "posX": lastSelectableCell
+ };
+ }
+ }
+ return pos;
+ }
+
+ function navigateRight() {
+ return navigate("right");
+ }
+
+ function navigateLeft() {
+ return navigate("left");
+ }
+
+ function navigateDown() {
+ return navigate("down");
+ }
+
+ function navigateUp() {
+ return navigate("up");
+ }
+
+ function navigateNext() {
+ return navigate("next");
+ }
+
+ function navigatePrev() {
+ return navigate("prev");
+ }
+
+ /**
+ * @param {string} dir Navigation direction.
+ * @return {boolean} Whether navigation resulted in a change of active cell.
+ */
+ function navigate(dir) {
+ if (!options.enableCellNavigation) {
+ return false;
+ }
+
+ if (!activeCellNode && dir != "prev" && dir != "next") {
+ return false;
+ }
+
+ if (!getEditorLock().commitCurrentEdit()) {
+ return true;
+ }
+ setFocus();
+
+ var tabbingDirections = {
+ "up": -1,
+ "down": 1,
+ "left": -1,
+ "right": 1,
+ "prev": -1,
+ "next": 1
+ };
+ tabbingDirection = tabbingDirections[dir];
+
+ var stepFunctions = {
+ "up": gotoUp,
+ "down": gotoDown,
+ "left": gotoLeft,
+ "right": gotoRight,
+ "prev": gotoPrev,
+ "next": gotoNext
+ };
+ var stepFn = stepFunctions[dir];
+ var pos = stepFn(activeRow, activeCell, activePosX);
+ if (pos) {
+ var isAddNewRow = (pos.row == getDataLength());
+ scrollCellIntoView(pos.row, pos.cell, !isAddNewRow);
+ setActiveCellInternal(getCellNode(pos.row, pos.cell), isAddNewRow || options.autoEdit);
+ activePosX = pos.posX;
+ return true;
+ } else {
+ setActiveCellInternal(getCellNode(activeRow, activeCell), (activeRow == getDataLength()) || options.autoEdit);
+ return false;
+ }
+ }
+
+ function getCellNode(row, cell) {
+ if (rowsCache[row]) {
+ ensureCellNodesInRowsCache(row);
+ return rowsCache[row].cellNodesByColumnIdx[cell];
+ }
+ return null;
+ }
+
+ function setActiveCell(row, cell) {
+ if (!initialized) { return; }
+ if (row > getDataLength() || row < 0 || cell >= columns.length || cell < 0) {
+ return;
+ }
+
+ if (!options.enableCellNavigation) {
+ return;
+ }
+
+ scrollCellIntoView(row, cell, false);
+ setActiveCellInternal(getCellNode(row, cell), false);
+ }
+
+ function canCellBeActive(row, cell) {
+ if (!options.enableCellNavigation || row >= getDataLength() + (options.enableAddRow ? 1 : 0) ||
+ row < 0 || cell >= columns.length || cell < 0) {
+ return false;
+ }
+
+ var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);
+ if (rowMetadata && typeof rowMetadata.focusable === "boolean") {
+ return rowMetadata.focusable;
+ }
+
+ var columnMetadata = rowMetadata && rowMetadata.columns;
+ if (columnMetadata && columnMetadata[columns[cell].id] && typeof columnMetadata[columns[cell].id].focusable === "boolean") {
+ return columnMetadata[columns[cell].id].focusable;
+ }
+ if (columnMetadata && columnMetadata[cell] && typeof columnMetadata[cell].focusable === "boolean") {
+ return columnMetadata[cell].focusable;
+ }
+
+ return columns[cell].focusable;
+ }
+
+ function canCellBeSelected(row, cell) {
+ if (row >= getDataLength() || row < 0 || cell >= columns.length || cell < 0) {
+ return false;
+ }
+
+ var rowMetadata = data.getItemMetadata && data.getItemMetadata(row);
+ if (rowMetadata && typeof rowMetadata.selectable === "boolean") {
+ return rowMetadata.selectable;
+ }
+
+ var columnMetadata = rowMetadata && rowMetadata.columns && (rowMetadata.columns[columns[cell].id] || rowMetadata.columns[cell]);
+ if (columnMetadata && typeof columnMetadata.selectable === "boolean") {
+ return columnMetadata.selectable;
+ }
+
+ return columns[cell].selectable;
+ }
+
+ function gotoCell(row, cell, forceEdit) {
+ if (!initialized) { return; }
+ if (!canCellBeActive(row, cell)) {
+ return;
+ }
+
+ if (!getEditorLock().commitCurrentEdit()) {
+ return;
+ }
+
+ scrollCellIntoView(row, cell, false);
+
+ var newCell = getCellNode(row, cell);
+
+ // if selecting the 'add new' row, start editing right away
+ setActiveCellInternal(newCell, forceEdit || (row === getDataLength()) || options.autoEdit);
+
+ // if no editor was created, set the focus back on the grid
+ if (!currentEditor) {
+ setFocus();
+ }
+ }
+
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // IEditor implementation for the editor lock
+
+ function commitCurrentEdit() {
+ var item = getDataItem(activeRow);
+ var column = columns[activeCell];
+
+ if (currentEditor) {
+ if (currentEditor.isValueChanged()) {
+ var validationResults = currentEditor.validate();
+
+ if (validationResults.valid) {
+ if (activeRow < getDataLength()) {
+ var editCommand = {
+ row: activeRow,
+ cell: activeCell,
+ editor: currentEditor,
+ serializedValue: currentEditor.serializeValue(),
+ prevSerializedValue: serializedEditorValue,
+ execute: function () {
+ this.editor.applyValue(item, this.serializedValue);
+ updateRow(this.row);
+ },
+ undo: function () {
+ this.editor.applyValue(item, this.prevSerializedValue);
+ updateRow(this.row);
+ }
+ };
+
+ if (options.editCommandHandler) {
+ makeActiveCellNormal();
+ options.editCommandHandler(item, column, editCommand);
+ } else {
+ editCommand.execute();
+ makeActiveCellNormal();
+ }
+
+ trigger(self.onCellChange, {
+ row: activeRow,
+ cell: activeCell,
+ item: item
+ });
+ } else {
+ var newItem = {};
+ currentEditor.applyValue(newItem, currentEditor.serializeValue());
+ makeActiveCellNormal();
+ trigger(self.onAddNewRow, {item: newItem, column: column});
+ }
+
+ // check whether the lock has been re-acquired by event handlers
+ return !getEditorLock().isActive();
+ } else {
+ // Re-add the CSS class to trigger transitions, if any.
+ $(activeCellNode).removeClass("invalid");
+ $(activeCellNode).width(); // force layout
+ $(activeCellNode).addClass("invalid");
+
+ trigger(self.onValidationError, {
+ editor: currentEditor,
+ cellNode: activeCellNode,
+ validationResults: validationResults,
+ row: activeRow,
+ cell: activeCell,
+ column: column
+ });
+
+ currentEditor.focus();
+ return false;
+ }
+ }
+
+ makeActiveCellNormal();
+ }
+ return true;
+ }
+
+ function cancelCurrentEdit() {
+ makeActiveCellNormal();
+ return true;
+ }
+
+ function rowsToRanges(rows) {
+ var ranges = [];
+ var lastCell = columns.length - 1;
+ for (var i = 0; i < rows.length; i++) {
+ ranges.push(new Slick.Range(rows[i], 0, rows[i], lastCell));
+ }
+ return ranges;
+ }
+
+ function getSelectedRows() {
+ if (!selectionModel) {
+ throw "Selection model is not set";
+ }
+ return selectedRows;
+ }
+
+ function setSelectedRows(rows) {
+ if (!selectionModel) {
+ throw "Selection model is not set";
+ }
+ selectionModel.setSelectedRanges(rowsToRanges(rows));
+ }
+
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // Debug
+
+ this.debug = function () {
+ var s = "";
+
+ s += ("\n" + "counter_rows_rendered: " + counter_rows_rendered);
+ s += ("\n" + "counter_rows_removed: " + counter_rows_removed);
+ s += ("\n" + "renderedRows: " + renderedRows);
+ s += ("\n" + "numVisibleRows: " + numVisibleRows);
+ s += ("\n" + "maxSupportedCssHeight: " + maxSupportedCssHeight);
+ s += ("\n" + "n(umber of pages): " + n);
+ s += ("\n" + "(current) page: " + page);
+ s += ("\n" + "page height (ph): " + ph);
+ s += ("\n" + "vScrollDir: " + vScrollDir);
+
+ alert(s);
+ };
+
+ // a debug helper to be able to access private members
+ this.eval = function (expr) {
+ return eval(expr);
+ };
+
+ //////////////////////////////////////////////////////////////////////////////////////////////
+ // Public API
+
+ $.extend(this, {
+ "slickGridVersion": "2.1",
+
+ // Events
+ "onScroll": new Slick.Event(),
+ "onSort": new Slick.Event(),
+ "onHeaderMouseEnter": new Slick.Event(),
+ "onHeaderMouseLeave": new Slick.Event(),
+ "onHeaderContextMenu": new Slick.Event(),
+ "onHeaderClick": new Slick.Event(),
+ "onHeaderCellRendered": new Slick.Event(),
+ "onBeforeHeaderCellDestroy": new Slick.Event(),
+ "onHeaderRowCellRendered": new Slick.Event(),
+ "onBeforeHeaderRowCellDestroy": new Slick.Event(),
+ "onMouseEnter": new Slick.Event(),
+ "onMouseLeave": new Slick.Event(),
+ "onClick": new Slick.Event(),
+ "onDblClick": new Slick.Event(),
+ "onContextMenu": new Slick.Event(),
+ "onKeyDown": new Slick.Event(),
+ "onAddNewRow": new Slick.Event(),
+ "onValidationError": new Slick.Event(),
+ "onViewportChanged": new Slick.Event(),
+ "onColumnsReordered": new Slick.Event(),
+ "onColumnsResized": new Slick.Event(),
+ "onCellChange": new Slick.Event(),
+ "onBeforeEditCell": new Slick.Event(),
+ "onBeforeCellEditorDestroy": new Slick.Event(),
+ "onBeforeDestroy": new Slick.Event(),
+ "onActiveCellChanged": new Slick.Event(),
+ "onActiveCellPositionChanged": new Slick.Event(),
+ "onDragInit": new Slick.Event(),
+ "onDragStart": new Slick.Event(),
+ "onDrag": new Slick.Event(),
+ "onDragEnd": new Slick.Event(),
+ "onSelectedRowsChanged": new Slick.Event(),
+ "onCellCssStylesChanged": new Slick.Event(),
+
+ // Methods
+ "registerPlugin": registerPlugin,
+ "unregisterPlugin": unregisterPlugin,
+ "getColumns": getColumns,
+ "setColumns": setColumns,
+ "getColumnIndex": getColumnIndex,
+ "updateColumnHeader": updateColumnHeader,
+ "setSortColumn": setSortColumn,
+ "setSortColumns": setSortColumns,
+ "getSortColumns": getSortColumns,
+ "autosizeColumns": autosizeColumns,
+ "getOptions": getOptions,
+ "setOptions": setOptions,
+ "getData": getData,
+ "getDataLength": getDataLength,
+ "getDataItem": getDataItem,
+ "setData": setData,
+ "getSelectionModel": getSelectionModel,
+ "setSelectionModel": setSelectionModel,
+ "getSelectedRows": getSelectedRows,
+ "setSelectedRows": setSelectedRows,
+ "getContainerNode": getContainerNode,
+
+ "render": render,
+ "invalidate": invalidate,
+ "invalidateRow": invalidateRow,
+ "invalidateRows": invalidateRows,
+ "invalidateAllRows": invalidateAllRows,
+ "updateCell": updateCell,
+ "updateRow": updateRow,
+ "getViewport": getVisibleRange,
+ "getRenderedRange": getRenderedRange,
+ "resizeCanvas": resizeCanvas,
+ "updateRowCount": updateRowCount,
+ "scrollRowIntoView": scrollRowIntoView,
+ "scrollRowToTop": scrollRowToTop,
+ "scrollCellIntoView": scrollCellIntoView,
+ "getCanvasNode": getCanvasNode,
+ "focus": setFocus,
+
+ "getCellFromPoint": getCellFromPoint,
+ "getCellFromEvent": getCellFromEvent,
+ "getActiveCell": getActiveCell,
+ "setActiveCell": setActiveCell,
+ "getActiveCellNode": getActiveCellNode,
+ "getActiveCellPosition": getActiveCellPosition,
+ "resetActiveCell": resetActiveCell,
+ "editActiveCell": makeActiveCellEditable,
+ "getCellEditor": getCellEditor,
+ "getCellNode": getCellNode,
+ "getCellNodeBox": getCellNodeBox,
+ "canCellBeSelected": canCellBeSelected,
+ "canCellBeActive": canCellBeActive,
+ "navigatePrev": navigatePrev,
+ "navigateNext": navigateNext,
+ "navigateUp": navigateUp,
+ "navigateDown": navigateDown,
+ "navigateLeft": navigateLeft,
+ "navigateRight": navigateRight,
+ "gotoCell": gotoCell,
+ "getTopPanel": getTopPanel,
+ "setTopPanelVisibility": setTopPanelVisibility,
+ "setHeaderRowVisibility": setHeaderRowVisibility,
+ "getHeaderRow": getHeaderRow,
+ "getHeaderRowColumn": getHeaderRowColumn,
+ "getGridPosition": getGridPosition,
+ "flashCell": flashCell,
+ "addCellCssStyles": addCellCssStyles,
+ "setCellCssStyles": setCellCssStyles,
+ "removeCellCssStyles": removeCellCssStyles,
+ "getCellCssStyles": getCellCssStyles,
+
+ "init": finishInitialization,
+ "destroy": destroy,
+
+ // IEditor implementation
+ "getEditorLock": getEditorLock,
+ "getEditController": getEditController
+ });
+
+ init();
+ }
+}(jQuery));