git.roojs.org Git - roojs1/blob - docs/src/Roo_tree_TreeSelectionModel.js.html

   1 <html><head><title>/home/edward/gitlive/roojs1/Roo/tree/TreeSelectionModel.js</title><link rel="stylesheet" type="text/css" href="../../css/highlight-js.css"/></head><body class="highlightpage"><code class="jsdoc-pretty"><span class="jsdoc-comment">/*
   2  * Based on:
   3  * Ext JS Library 1.1.1
   4  * Copyright(c) 2006-2007, Ext JS, LLC.
   5  *
   6  * Originally Released Under LGPL - original licence link has changed is not relivant.
   7  *
   8  * Fork - LGPL
   9  * &lt;script type=&quot;text/javascript&quot;&gt;
  10  */
  11
  12
  13 /**
  14  * @class Roo.tree.DefaultSelectionModel
  15  * @extends Roo.util.Observable
  16  * The default single selection for a TreePanel.
  17  * @param {Object} cfg Configuration
  18  */
  19 </span><span class="jsdoc-var">Roo.tree.DefaultSelectionModel </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">cfg</span><span class="jsdoc-syntax">){
  20    </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
  21
  22
  23
  24    </span><span class="jsdoc-var">this.addEvents</span><span class="jsdoc-syntax">({
  25        </span><span class="jsdoc-comment">/**
  26         * @event selectionchange
  27         * Fires when the selected node changes
  28         * @param {DefaultSelectionModel} this
  29         * @param {TreeNode} node the new selection
  30         */
  31        </span><span class="jsdoc-string">&quot;selectionchange&quot; </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">,
  32
  33        </span><span class="jsdoc-comment">/**
  34         * @event beforeselect
  35         * Fires before the selected node changes, return false to cancel the change
  36         * @param {DefaultSelectionModel} this
  37         * @param {TreeNode} node the new selection
  38         * @param {TreeNode} node the old selection
  39         */
  40        </span><span class="jsdoc-string">&quot;beforeselect&quot; </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">true
  41    </span><span class="jsdoc-syntax">});
  42
  43     </span><span class="jsdoc-var">Roo.tree.DefaultSelectionModel.superclass.constructor.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">,</span><span class="jsdoc-var">cfg</span><span class="jsdoc-syntax">);
  44 };
  45
  46 </span><span class="jsdoc-var">Roo.extend</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.tree.DefaultSelectionModel</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.util.Observable</span><span class="jsdoc-syntax">, {
  47     </span><span class="jsdoc-var">init </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">tree</span><span class="jsdoc-syntax">){
  48         </span><span class="jsdoc-var">this.tree </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">tree</span><span class="jsdoc-syntax">;
  49         </span><span class="jsdoc-var">tree.getTreeEl</span><span class="jsdoc-syntax">()</span><span class="jsdoc-var">.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;keydown&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.onKeyDown</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
  50         </span><span class="jsdoc-var">tree.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;click&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.onNodeClick</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
  51     },
  52
  53     </span><span class="jsdoc-var">onNodeClick </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">){
  54         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e.ctrlKey </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">)  {
  55             </span><span class="jsdoc-var">this.unselect</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">);
  56             </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  57         }
  58         </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">);
  59     },
  60
  61     </span><span class="jsdoc-comment">/**
  62      * Select a node.
  63      * @param {TreeNode} node The node to select
  64      * @return {TreeNode} The selected node
  65      */
  66     </span><span class="jsdoc-var">select </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">){
  67         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">last </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.selNode</span><span class="jsdoc-syntax">;
  68         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">last </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-var">node </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">this.fireEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">'beforeselect'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">last</span><span class="jsdoc-syntax">) !== </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">){
  69             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">last</span><span class="jsdoc-syntax">){
  70                 </span><span class="jsdoc-var">last.ui.onSelectedChange</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
  71             }
  72             </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
  73             </span><span class="jsdoc-var">node.ui.onSelectedChange</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">);
  74             </span><span class="jsdoc-var">this.fireEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;selectionchange&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">last</span><span class="jsdoc-syntax">);
  75         }
  76         </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
  77     },
  78
  79     </span><span class="jsdoc-comment">/**
  80      * Deselect a node.
  81      * @param {TreeNode} node The node to unselect
  82      */
  83     </span><span class="jsdoc-var">unselect </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">){
  84         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">){
  85             </span><span class="jsdoc-var">this.clearSelections</span><span class="jsdoc-syntax">();
  86         }
  87     },
  88
  89     </span><span class="jsdoc-comment">/**
  90      * Clear all selections
  91      */
  92     </span><span class="jsdoc-var">clearSelections </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
  93         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">n </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.selNode</span><span class="jsdoc-syntax">;
  94         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">){
  95             </span><span class="jsdoc-var">n.ui.onSelectedChange</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
  96             </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
  97             </span><span class="jsdoc-var">this.fireEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;selectionchange&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">);
  98         }
  99         </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">;
 100     },
 101
 102     </span><span class="jsdoc-comment">/**
 103      * Get the selected node
 104      * @return {TreeNode} The selected node
 105      */
 106     </span><span class="jsdoc-var">getSelectedNode </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 107         </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.selNode</span><span class="jsdoc-syntax">;
 108     },
 109
 110     </span><span class="jsdoc-comment">/**
 111      * Returns true if the node is selected
 112      * @param {TreeNode} node The node to check
 113      * @return {Boolean}
 114      */
 115     </span><span class="jsdoc-var">isSelected </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">){
 116         </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
 117     },
 118
 119     </span><span class="jsdoc-comment">/**
 120      * Selects the node above the selected node in the tree, intelligently walking the nodes
 121      * @return TreeNode The new selection
 122      */
 123     </span><span class="jsdoc-var">selectPrevious </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 124         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">s </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">this.lastSelNode</span><span class="jsdoc-syntax">;
 125         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">){
 126             </span><span class="jsdoc-keyword">return null</span><span class="jsdoc-syntax">;
 127         }
 128         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">s.previousSibling</span><span class="jsdoc-syntax">;
 129         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ps</span><span class="jsdoc-syntax">){
 130             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ps.isExpanded</span><span class="jsdoc-syntax">() || </span><span class="jsdoc-var">ps.childNodes.length </span><span class="jsdoc-syntax">&lt; 1){
 131                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ps</span><span class="jsdoc-syntax">);
 132             } </span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
 133                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">lc </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ps.lastChild</span><span class="jsdoc-syntax">;
 134                 </span><span class="jsdoc-keyword">while</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">lc </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">lc.isExpanded</span><span class="jsdoc-syntax">() &amp;&amp; </span><span class="jsdoc-var">lc.childNodes.length </span><span class="jsdoc-syntax">&gt; 0){
 135                     </span><span class="jsdoc-var">lc </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">lc.lastChild</span><span class="jsdoc-syntax">;
 136                 }
 137                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">lc</span><span class="jsdoc-syntax">);
 138             }
 139         } </span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.parentNode </span><span class="jsdoc-syntax">&amp;&amp; (</span><span class="jsdoc-var">this.tree.rootVisible </span><span class="jsdoc-syntax">|| !</span><span class="jsdoc-var">s.parentNode.isRoot</span><span class="jsdoc-syntax">)){
 140             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.parentNode</span><span class="jsdoc-syntax">);
 141         }
 142         </span><span class="jsdoc-keyword">return null</span><span class="jsdoc-syntax">;
 143     },
 144
 145     </span><span class="jsdoc-comment">/**
 146      * Selects the node above the selected node in the tree, intelligently walking the nodes
 147      * @return TreeNode The new selection
 148      */
 149     </span><span class="jsdoc-var">selectNext </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 150         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">s </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">this.lastSelNode</span><span class="jsdoc-syntax">;
 151         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">){
 152             </span><span class="jsdoc-keyword">return null</span><span class="jsdoc-syntax">;
 153         }
 154         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.firstChild </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">s.isExpanded</span><span class="jsdoc-syntax">()){
 155              </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.firstChild</span><span class="jsdoc-syntax">);
 156          }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.nextSibling</span><span class="jsdoc-syntax">){
 157              </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.nextSibling</span><span class="jsdoc-syntax">);
 158          }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.parentNode</span><span class="jsdoc-syntax">){
 159             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">newS </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 160             </span><span class="jsdoc-var">s.parentNode.bubble</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 161                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.nextSibling</span><span class="jsdoc-syntax">){
 162                     </span><span class="jsdoc-var">newS </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.getOwnerTree</span><span class="jsdoc-syntax">()</span><span class="jsdoc-var">.selModel.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.nextSibling</span><span class="jsdoc-syntax">);
 163                     </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
 164                 }
 165             });
 166             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">newS</span><span class="jsdoc-syntax">;
 167          }
 168         </span><span class="jsdoc-keyword">return null</span><span class="jsdoc-syntax">;
 169     },
 170
 171     </span><span class="jsdoc-var">onKeyDown </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">){
 172         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">s </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.selNode </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">this.lastSelNode</span><span class="jsdoc-syntax">;
 173         </span><span class="jsdoc-comment">// undesirable, but required
 174         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">sm </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">;
 175         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">){
 176             </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
 177         }
 178         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">k </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">e.getKey</span><span class="jsdoc-syntax">();
 179         </span><span class="jsdoc-keyword">switch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">k</span><span class="jsdoc-syntax">){
 180              </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">e.DOWN</span><span class="jsdoc-syntax">:
 181                  </span><span class="jsdoc-var">e.stopEvent</span><span class="jsdoc-syntax">();
 182                  </span><span class="jsdoc-var">this.selectNext</span><span class="jsdoc-syntax">();
 183              </span><span class="jsdoc-keyword">break</span><span class="jsdoc-syntax">;
 184              </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">e.UP</span><span class="jsdoc-syntax">:
 185                  </span><span class="jsdoc-var">e.stopEvent</span><span class="jsdoc-syntax">();
 186                  </span><span class="jsdoc-var">this.selectPrevious</span><span class="jsdoc-syntax">();
 187              </span><span class="jsdoc-keyword">break</span><span class="jsdoc-syntax">;
 188              </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">e.RIGHT</span><span class="jsdoc-syntax">:
 189                  </span><span class="jsdoc-var">e.preventDefault</span><span class="jsdoc-syntax">();
 190                  </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.hasChildNodes</span><span class="jsdoc-syntax">()){
 191                      </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">s.isExpanded</span><span class="jsdoc-syntax">()){
 192                          </span><span class="jsdoc-var">s.expand</span><span class="jsdoc-syntax">();
 193                      }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.firstChild</span><span class="jsdoc-syntax">){
 194                          </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.firstChild</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
 195                      }
 196                  }
 197              </span><span class="jsdoc-keyword">break</span><span class="jsdoc-syntax">;
 198              </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">e.LEFT</span><span class="jsdoc-syntax">:
 199                  </span><span class="jsdoc-var">e.preventDefault</span><span class="jsdoc-syntax">();
 200                  </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.hasChildNodes</span><span class="jsdoc-syntax">() &amp;&amp; </span><span class="jsdoc-var">s.isExpanded</span><span class="jsdoc-syntax">()){
 201                      </span><span class="jsdoc-var">s.collapse</span><span class="jsdoc-syntax">();
 202                  }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.parentNode </span><span class="jsdoc-syntax">&amp;&amp; (</span><span class="jsdoc-var">this.tree.rootVisible </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">s.parentNode </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-var">this.tree.getRootNode</span><span class="jsdoc-syntax">())){
 203                      </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s.parentNode</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
 204                  }
 205              </span><span class="jsdoc-keyword">break</span><span class="jsdoc-syntax">;
 206         };
 207     }
 208 });
 209
 210 </span><span class="jsdoc-comment">/**
 211  * @class Roo.tree.MultiSelectionModel
 212  * @extends Roo.util.Observable
 213  * Multi selection for a TreePanel.
 214  * @param {Object} cfg Configuration
 215  */
 216 </span><span class="jsdoc-var">Roo.tree.MultiSelectionModel </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 217    </span><span class="jsdoc-var">this.selNodes </span><span class="jsdoc-syntax">= [];
 218    </span><span class="jsdoc-var">this.selMap </span><span class="jsdoc-syntax">= {};
 219    </span><span class="jsdoc-var">this.addEvents</span><span class="jsdoc-syntax">({
 220        </span><span class="jsdoc-comment">/**
 221         * @event selectionchange
 222         * Fires when the selected nodes change
 223         * @param {MultiSelectionModel} this
 224         * @param {Array} nodes Array of the selected nodes
 225         */
 226        </span><span class="jsdoc-string">&quot;selectionchange&quot; </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">true
 227    </span><span class="jsdoc-syntax">});
 228    </span><span class="jsdoc-var">Roo.tree.MultiSelectionModel.superclass.constructor.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">,</span><span class="jsdoc-var">cfg</span><span class="jsdoc-syntax">);
 229
 230 };
 231
 232 </span><span class="jsdoc-var">Roo.extend</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.tree.MultiSelectionModel</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.util.Observable</span><span class="jsdoc-syntax">, {
 233     </span><span class="jsdoc-var">init </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">tree</span><span class="jsdoc-syntax">){
 234         </span><span class="jsdoc-var">this.tree </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">tree</span><span class="jsdoc-syntax">;
 235         </span><span class="jsdoc-var">tree.getTreeEl</span><span class="jsdoc-syntax">()</span><span class="jsdoc-var">.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;keydown&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.onKeyDown</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
 236         </span><span class="jsdoc-var">tree.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;click&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.onNodeClick</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
 237     },
 238
 239     </span><span class="jsdoc-var">onNodeClick </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">){
 240         </span><span class="jsdoc-var">this.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">e.ctrlKey</span><span class="jsdoc-syntax">);
 241     },
 242
 243     </span><span class="jsdoc-comment">/**
 244      * Select a node.
 245      * @param {TreeNode} node The node to select
 246      * @param {EventObject} e (optional) An event associated with the selection
 247      * @param {Boolean} keepExisting True to retain existing selections
 248      * @return {TreeNode} The selected node
 249      */
 250     </span><span class="jsdoc-var">select </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">keepExisting</span><span class="jsdoc-syntax">){
 251         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">keepExisting </span><span class="jsdoc-syntax">!== </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">){
 252             </span><span class="jsdoc-var">this.clearSelections</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">);
 253         }
 254         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.isSelected</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">)){
 255             </span><span class="jsdoc-var">this.lastSelNode </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
 256             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
 257         }
 258         </span><span class="jsdoc-var">this.selNodes.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">);
 259         </span><span class="jsdoc-var">this.selMap</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">node.id</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
 260         </span><span class="jsdoc-var">this.lastSelNode </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
 261         </span><span class="jsdoc-var">node.ui.onSelectedChange</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">);
 262         </span><span class="jsdoc-var">this.fireEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;selectionchange&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.selNodes</span><span class="jsdoc-syntax">);
 263         </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
 264     },
 265
 266     </span><span class="jsdoc-comment">/**
 267      * Deselect a node.
 268      * @param {TreeNode} node The node to unselect
 269      */
 270     </span><span class="jsdoc-var">unselect </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">){
 271         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.selMap</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">node.id</span><span class="jsdoc-syntax">]){
 272             </span><span class="jsdoc-var">node.ui.onSelectedChange</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
 273             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">sn </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.selNodes</span><span class="jsdoc-syntax">;
 274             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">= -1;
 275             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">sn.indexOf</span><span class="jsdoc-syntax">){
 276                 </span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">sn.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">);
 277             }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
 278                 </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0, </span><span class="jsdoc-var">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">sn.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">&lt; </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++){
 279                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">sn</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">] == </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">){
 280                         </span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">;
 281                         </span><span class="jsdoc-keyword">break</span><span class="jsdoc-syntax">;
 282                     }
 283                 }
 284             }
 285             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">!= -1){
 286                 </span><span class="jsdoc-var">this.selNodes.splice</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">, 1);
 287             }
 288             </span><span class="jsdoc-keyword">delete </span><span class="jsdoc-var">this.selMap</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">node.id</span><span class="jsdoc-syntax">];
 289             </span><span class="jsdoc-var">this.fireEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;selectionchange&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.selNodes</span><span class="jsdoc-syntax">);
 290         }
 291     },
 292
 293     </span><span class="jsdoc-comment">/**
 294      * Clear all selections
 295      */
 296     </span><span class="jsdoc-var">clearSelections </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">suppressEvent</span><span class="jsdoc-syntax">){
 297         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">sn </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.selNodes</span><span class="jsdoc-syntax">;
 298         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">sn.length </span><span class="jsdoc-syntax">&gt; 0){
 299             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0, </span><span class="jsdoc-var">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">sn.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">&lt; </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++){
 300                 </span><span class="jsdoc-var">sn</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.ui.onSelectedChange</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
 301             }
 302             </span><span class="jsdoc-var">this.selNodes </span><span class="jsdoc-syntax">= [];
 303             </span><span class="jsdoc-var">this.selMap </span><span class="jsdoc-syntax">= {};
 304             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">suppressEvent </span><span class="jsdoc-syntax">!== </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">){
 305                 </span><span class="jsdoc-var">this.fireEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;selectionchange&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.selNodes</span><span class="jsdoc-syntax">);
 306             }
 307         }
 308     },
 309
 310     </span><span class="jsdoc-comment">/**
 311      * Returns true if the node is selected
 312      * @param {TreeNode} node The node to check
 313      * @return {Boolean}
 314      */
 315     </span><span class="jsdoc-var">isSelected </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">){
 316         </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.selMap</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">node.id</span><span class="jsdoc-syntax">] ? </span><span class="jsdoc-keyword">true </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">;
 317     },
 318
 319     </span><span class="jsdoc-comment">/**
 320      * Returns an array of the selected nodes
 321      * @return {Array}
 322      */
 323     </span><span class="jsdoc-var">getSelectedNodes </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 324         </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.selNodes</span><span class="jsdoc-syntax">;
 325     },
 326
 327     </span><span class="jsdoc-var">onKeyDown </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">Roo.tree.DefaultSelectionModel.prototype.onKeyDown</span><span class="jsdoc-syntax">,
 328
 329     </span><span class="jsdoc-var">selectNext </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">Roo.tree.DefaultSelectionModel.prototype.selectNext</span><span class="jsdoc-syntax">,
 330
 331     </span><span class="jsdoc-var">selectPrevious </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">Roo.tree.DefaultSelectionModel.prototype.selectPrevious
 332 </span><span class="jsdoc-syntax">});</span></code></body></html>