first step for manual merging of the slickgrid branch

[myslice.git] / third-party / slickgrid-2.1 / plugins / slick.cellrangedecorator.js

diff --git a/third-party/slickgrid-2.1/plugins/slick.cellrangedecorator.js b/third-party/slickgrid-2.1/plugins/slick.cellrangedecorator.js
new file mode 100644 (file)
index 0000000..a511a59
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+++ b/third-party/slickgrid-2.1/plugins/slick.cellrangedecorator.js
@@ -0,0 +1,64 @@
+(function ($) {
+  // register namespace
+  $.extend(true, window, {
+    "Slick": {
+      "CellRangeDecorator": CellRangeDecorator
+    }
+  });
+
+  /***
+   * Displays an overlay on top of a given cell range.
+   *
+   * TODO:
+   * Currently, it blocks mouse events to DOM nodes behind it.
+   * Use FF and WebKit-specific "pointer-events" CSS style, or some kind of event forwarding.
+   * Could also construct the borders separately using 4 individual DIVs.
+   *
+   * @param {Grid} grid
+   * @param {Object} options
+   */
+  function CellRangeDecorator(grid, options) {
+    var _elem;
+    var _defaults = {
+      selectionCss: {
+        "zIndex": "9999",
+        "border": "2px dashed red"
+      }
+    };
+
+    options = $.extend(true, {}, _defaults, options);
+
+
+    function show(range) {
+      if (!_elem) {
+        _elem = $("<div></div>", {css: options.selectionCss})
+            .css("position", "absolute")
+            .appendTo(grid.getCanvasNode());
+      }
+
+      var from = grid.getCellNodeBox(range.fromRow, range.fromCell);
+      var to = grid.getCellNodeBox(range.toRow, range.toCell);
+
+      _elem.css({
+        top: from.top - 1,
+        left: from.left - 1,
+        height: to.bottom - from.top - 2,
+        width: to.right - from.left - 2
+      });
+
+      return _elem;
+    }
+
+    function hide() {
+      if (_elem) {
+        _elem.remove();
+        _elem = null;
+      }
+    }
+
+    $.extend(this, {
+      "show": show,
+      "hide": hide
+    });
+  }
+})(jQuery);
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