+++ /dev/null
-/*!
- * jQuery UI Droppable 1.10.2
- * http://jqueryui.com
- *
- * Copyright 2013 jQuery Foundation and other contributors
- * Released under the MIT license.
- * http://jquery.org/license
- *
- * http://api.jqueryui.com/droppable/
- *
- * Depends:
- * jquery.ui.core.js
- * jquery.ui.widget.js
- * jquery.ui.mouse.js
- * jquery.ui.draggable.js
- */
-(function( $, undefined ) {
-
-function isOverAxis( x, reference, size ) {
- return ( x > reference ) && ( x < ( reference + size ) );
-}
-
-$.widget("ui.droppable", {
- version: "1.10.2",
- widgetEventPrefix: "drop",
- options: {
- accept: "*",
- activeClass: false,
- addClasses: true,
- greedy: false,
- hoverClass: false,
- scope: "default",
- tolerance: "intersect",
-
- // callbacks
- activate: null,
- deactivate: null,
- drop: null,
- out: null,
- over: null
- },
- _create: function() {
-
- var o = this.options,
- accept = o.accept;
-
- this.isover = false;
- this.isout = true;
-
- this.accept = $.isFunction(accept) ? accept : function(d) {
- return d.is(accept);
- };
-
- //Store the droppable's proportions
- this.proportions = { width: this.element[0].offsetWidth, height: this.element[0].offsetHeight };
-
- // Add the reference and positions to the manager
- $.ui.ddmanager.droppables[o.scope] = $.ui.ddmanager.droppables[o.scope] || [];
- $.ui.ddmanager.droppables[o.scope].push(this);
-
- (o.addClasses && this.element.addClass("ui-droppable"));
-
- },
-
- _destroy: function() {
- var i = 0,
- drop = $.ui.ddmanager.droppables[this.options.scope];
-
- for ( ; i < drop.length; i++ ) {
- if ( drop[i] === this ) {
- drop.splice(i, 1);
- }
- }
-
- this.element.removeClass("ui-droppable ui-droppable-disabled");
- },
-
- _setOption: function(key, value) {
-
- if(key === "accept") {
- this.accept = $.isFunction(value) ? value : function(d) {
- return d.is(value);
- };
- }
- $.Widget.prototype._setOption.apply(this, arguments);
- },
-
- _activate: function(event) {
- var draggable = $.ui.ddmanager.current;
- if(this.options.activeClass) {
- this.element.addClass(this.options.activeClass);
- }
- if(draggable){
- this._trigger("activate", event, this.ui(draggable));
- }
- },
-
- _deactivate: function(event) {
- var draggable = $.ui.ddmanager.current;
- if(this.options.activeClass) {
- this.element.removeClass(this.options.activeClass);
- }
- if(draggable){
- this._trigger("deactivate", event, this.ui(draggable));
- }
- },
-
- _over: function(event) {
-
- var draggable = $.ui.ddmanager.current;
-
- // Bail if draggable and droppable are same element
- if (!draggable || (draggable.currentItem || draggable.element)[0] === this.element[0]) {
- return;
- }
-
- if (this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
- if(this.options.hoverClass) {
- this.element.addClass(this.options.hoverClass);
- }
- this._trigger("over", event, this.ui(draggable));
- }
-
- },
-
- _out: function(event) {
-
- var draggable = $.ui.ddmanager.current;
-
- // Bail if draggable and droppable are same element
- if (!draggable || (draggable.currentItem || draggable.element)[0] === this.element[0]) {
- return;
- }
-
- if (this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
- if(this.options.hoverClass) {
- this.element.removeClass(this.options.hoverClass);
- }
- this._trigger("out", event, this.ui(draggable));
- }
-
- },
-
- _drop: function(event,custom) {
-
- var draggable = custom || $.ui.ddmanager.current,
- childrenIntersection = false;
-
- // Bail if draggable and droppable are same element
- if (!draggable || (draggable.currentItem || draggable.element)[0] === this.element[0]) {
- return false;
- }
-
- this.element.find(":data(ui-droppable)").not(".ui-draggable-dragging").each(function() {
- var inst = $.data(this, "ui-droppable");
- if(
- inst.options.greedy &&
- !inst.options.disabled &&
- inst.options.scope === draggable.options.scope &&
- inst.accept.call(inst.element[0], (draggable.currentItem || draggable.element)) &&
- $.ui.intersect(draggable, $.extend(inst, { offset: inst.element.offset() }), inst.options.tolerance)
- ) { childrenIntersection = true; return false; }
- });
- if(childrenIntersection) {
- return false;
- }
-
- if(this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
- if(this.options.activeClass) {
- this.element.removeClass(this.options.activeClass);
- }
- if(this.options.hoverClass) {
- this.element.removeClass(this.options.hoverClass);
- }
- this._trigger("drop", event, this.ui(draggable));
- return this.element;
- }
-
- return false;
-
- },
-
- ui: function(c) {
- return {
- draggable: (c.currentItem || c.element),
- helper: c.helper,
- position: c.position,
- offset: c.positionAbs
- };
- }
-
-});
-
-$.ui.intersect = function(draggable, droppable, toleranceMode) {
-
- if (!droppable.offset) {
- return false;
- }
-
- var draggableLeft, draggableTop,
- x1 = (draggable.positionAbs || draggable.position.absolute).left, x2 = x1 + draggable.helperProportions.width,
- y1 = (draggable.positionAbs || draggable.position.absolute).top, y2 = y1 + draggable.helperProportions.height,
- l = droppable.offset.left, r = l + droppable.proportions.width,
- t = droppable.offset.top, b = t + droppable.proportions.height;
-
- switch (toleranceMode) {
- case "fit":
- return (l <= x1 && x2 <= r && t <= y1 && y2 <= b);
- case "intersect":
- return (l < x1 + (draggable.helperProportions.width / 2) && // Right Half
- x2 - (draggable.helperProportions.width / 2) < r && // Left Half
- t < y1 + (draggable.helperProportions.height / 2) && // Bottom Half
- y2 - (draggable.helperProportions.height / 2) < b ); // Top Half
- case "pointer":
- draggableLeft = ((draggable.positionAbs || draggable.position.absolute).left + (draggable.clickOffset || draggable.offset.click).left);
- draggableTop = ((draggable.positionAbs || draggable.position.absolute).top + (draggable.clickOffset || draggable.offset.click).top);
- return isOverAxis( draggableTop, t, droppable.proportions.height ) && isOverAxis( draggableLeft, l, droppable.proportions.width );
- case "touch":
- return (
- (y1 >= t && y1 <= b) || // Top edge touching
- (y2 >= t && y2 <= b) || // Bottom edge touching
- (y1 < t && y2 > b) // Surrounded vertically
- ) && (
- (x1 >= l && x1 <= r) || // Left edge touching
- (x2 >= l && x2 <= r) || // Right edge touching
- (x1 < l && x2 > r) // Surrounded horizontally
- );
- default:
- return false;
- }
-
-};
-
-/*
- This manager tracks offsets of draggables and droppables
-*/
-$.ui.ddmanager = {
- current: null,
- droppables: { "default": [] },
- prepareOffsets: function(t, event) {
-
- var i, j,
- m = $.ui.ddmanager.droppables[t.options.scope] || [],
- type = event ? event.type : null, // workaround for #2317
- list = (t.currentItem || t.element).find(":data(ui-droppable)").addBack();
-
- droppablesLoop: for (i = 0; i < m.length; i++) {
-
- //No disabled and non-accepted
- if(m[i].options.disabled || (t && !m[i].accept.call(m[i].element[0],(t.currentItem || t.element)))) {
- continue;
- }
-
- // Filter out elements in the current dragged item
- for (j=0; j < list.length; j++) {
- if(list[j] === m[i].element[0]) {
- m[i].proportions.height = 0;
- continue droppablesLoop;
- }
- }
-
- m[i].visible = m[i].element.css("display") !== "none";
- if(!m[i].visible) {
- continue;
- }
-
- //Activate the droppable if used directly from draggables
- if(type === "mousedown") {
- m[i]._activate.call(m[i], event);
- }
-
- m[i].offset = m[i].element.offset();
- m[i].proportions = { width: m[i].element[0].offsetWidth, height: m[i].element[0].offsetHeight };
-
- }
-
- },
- drop: function(draggable, event) {
-
- var dropped = false;
- // Create a copy of the droppables in case the list changes during the drop (#9116)
- $.each(($.ui.ddmanager.droppables[draggable.options.scope] || []).slice(), function() {
-
- if(!this.options) {
- return;
- }
- if (!this.options.disabled && this.visible && $.ui.intersect(draggable, this, this.options.tolerance)) {
- dropped = this._drop.call(this, event) || dropped;
- }
-
- if (!this.options.disabled && this.visible && this.accept.call(this.element[0],(draggable.currentItem || draggable.element))) {
- this.isout = true;
- this.isover = false;
- this._deactivate.call(this, event);
- }
-
- });
- return dropped;
-
- },
- dragStart: function( draggable, event ) {
- //Listen for scrolling so that if the dragging causes scrolling the position of the droppables can be recalculated (see #5003)
- draggable.element.parentsUntil( "body" ).bind( "scroll.droppable", function() {
- if( !draggable.options.refreshPositions ) {
- $.ui.ddmanager.prepareOffsets( draggable, event );
- }
- });
- },
- drag: function(draggable, event) {
-
- //If you have a highly dynamic page, you might try this option. It renders positions every time you move the mouse.
- if(draggable.options.refreshPositions) {
- $.ui.ddmanager.prepareOffsets(draggable, event);
- }
-
- //Run through all droppables and check their positions based on specific tolerance options
- $.each($.ui.ddmanager.droppables[draggable.options.scope] || [], function() {
-
- if(this.options.disabled || this.greedyChild || !this.visible) {
- return;
- }
-
- var parentInstance, scope, parent,
- intersects = $.ui.intersect(draggable, this, this.options.tolerance),
- c = !intersects && this.isover ? "isout" : (intersects && !this.isover ? "isover" : null);
- if(!c) {
- return;
- }
-
- if (this.options.greedy) {
- // find droppable parents with same scope
- scope = this.options.scope;
- parent = this.element.parents(":data(ui-droppable)").filter(function () {
- return $.data(this, "ui-droppable").options.scope === scope;
- });
-
- if (parent.length) {
- parentInstance = $.data(parent[0], "ui-droppable");
- parentInstance.greedyChild = (c === "isover");
- }
- }
-
- // we just moved into a greedy child
- if (parentInstance && c === "isover") {
- parentInstance.isover = false;
- parentInstance.isout = true;
- parentInstance._out.call(parentInstance, event);
- }
-
- this[c] = true;
- this[c === "isout" ? "isover" : "isout"] = false;
- this[c === "isover" ? "_over" : "_out"].call(this, event);
-
- // we just moved out of a greedy child
- if (parentInstance && c === "isout") {
- parentInstance.isout = false;
- parentInstance.isover = true;
- parentInstance._over.call(parentInstance, event);
- }
- });
-
- },
- dragStop: function( draggable, event ) {
- draggable.element.parentsUntil( "body" ).unbind( "scroll.droppable" );
- //Call prepareOffsets one final time since IE does not fire return scroll events when overflow was caused by drag (see #5003)
- if( !draggable.options.refreshPositions ) {
- $.ui.ddmanager.prepareOffsets( draggable, event );
- }
- }
-};
-
-})(jQuery);
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