webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/ui/treevirtual/SimpleTreeDataRowRenderer.js

   1 /* ************************************************************************
   2
   3    qooxdoo - the new era of web development
   4
   5    http://qooxdoo.org
   6
   7    Copyright:
   8      2007 Derrell Lipman
   9
  10    License:
  11      LGPL: http://www.gnu.org/licenses/lgpl.html
  12      EPL: http://www.eclipse.org/org/documents/epl-v10.php
  13      See the LICENSE file in the project's top-level directory for details.
  14
  15    Authors:
  16      * Derrell Lipman (derrell)
  17
  18 ************************************************************************ */
  19
  20 /* ************************************************************************
  21
  22 #module(treevirtual)
  23
  24 ************************************************************************ */
  25
  26 /**
  27  * A data row renderer for a simple tree row
  28  */
  29 qx.OO.defineClass("qx.ui.treevirtual.SimpleTreeDataRowRenderer",
  30                   qx.ui.table.DefaultDataRowRenderer,
  31 function()
  32 {
  33   qx.ui.table.DefaultDataRowRenderer.call(this);
  34 });
  35
  36
  37 // overridden
  38 qx.Proto.updateDataRowElement = function(rowInfo, rowElem)
  39 {
  40   // If the node is selected, select the row
  41   var tree = rowInfo.table;
  42   var rowData = rowInfo.rowData;
  43   var tableModel = tree.getTableModel();
  44   var treeCol = tableModel.getTreeColumn();
  45   var node = rowData[treeCol];
  46
  47   // Set the row's selected state based on the data model
  48   rowInfo.selected = node.bSelected;
  49
  50   if (node.bSelected)
  51   {
  52     // Ensure that the selection model knows it's selected
  53     var nodeRowMap = tableModel.getNodeRowMap();
  54     var row = nodeRowMap[node.nodeId];
  55     tree.getSelectionModel()._addSelectionInterval(row, row);
  56   }
  57
  58   // Now call our superclass
  59   var ddrr = qx.ui.table.DefaultDataRowRenderer;
  60   ddrr.prototype.updateDataRowElement.call(this, rowInfo, rowElem);
  61 };