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   1 <html><head><title>/home/edward/gitlive/roojs1/Roo/LayoutStateManager.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  * Private internal class for reading and applying state
  15  */
  16 </span><span class="jsdoc-var">Roo.LayoutStateManager </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">layout</span><span class="jsdoc-syntax">){
  17      </span><span class="jsdoc-comment">// default empty state
  18      </span><span class="jsdoc-var">this.state </span><span class="jsdoc-syntax">= {
  19         </span><span class="jsdoc-var">north</span><span class="jsdoc-syntax">: {},
  20         </span><span class="jsdoc-var">south</span><span class="jsdoc-syntax">: {},
  21         </span><span class="jsdoc-var">east</span><span class="jsdoc-syntax">: {},
  22         </span><span class="jsdoc-var">west</span><span class="jsdoc-syntax">: {}
  23     };
  24 };
  25
  26 </span><span class="jsdoc-var">Roo.LayoutStateManager.prototype </span><span class="jsdoc-syntax">= {
  27     </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">layout</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">provider</span><span class="jsdoc-syntax">){
  28         </span><span class="jsdoc-var">this.provider </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">provider</span><span class="jsdoc-syntax">;
  29         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">state </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">provider.get</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">layout.id</span><span class="jsdoc-syntax">+</span><span class="jsdoc-string">&quot;-layout-state&quot;</span><span class="jsdoc-syntax">);
  30         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">state</span><span class="jsdoc-syntax">){
  31             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">wasUpdating </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">layout.isUpdating</span><span class="jsdoc-syntax">();
  32             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">wasUpdating</span><span class="jsdoc-syntax">){
  33                 </span><span class="jsdoc-var">layout.beginUpdate</span><span class="jsdoc-syntax">();
  34             }
  35             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">key </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">state</span><span class="jsdoc-syntax">){
  36                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">state</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">key</span><span class="jsdoc-syntax">] != </span><span class="jsdoc-string">&quot;function&quot;</span><span class="jsdoc-syntax">){
  37                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">rstate </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">state</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">key</span><span class="jsdoc-syntax">];
  38                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">r </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">layout.getRegion</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">key</span><span class="jsdoc-syntax">);
  39                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">r </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">rstate</span><span class="jsdoc-syntax">){
  40                         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">rstate.size</span><span class="jsdoc-syntax">){
  41                             </span><span class="jsdoc-var">r.resizeTo</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">rstate.size</span><span class="jsdoc-syntax">);
  42                         }
  43                         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">rstate.collapsed </span><span class="jsdoc-syntax">== </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">){
  44                             </span><span class="jsdoc-var">r.collapse</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">);
  45                         }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
  46                             </span><span class="jsdoc-var">r.expand</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">, </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">);
  47                         }
  48                     }
  49                 }
  50             }
  51             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">wasUpdating</span><span class="jsdoc-syntax">){
  52                 </span><span class="jsdoc-var">layout.endUpdate</span><span class="jsdoc-syntax">();
  53             }
  54             </span><span class="jsdoc-var">this.state </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">state</span><span class="jsdoc-syntax">;
  55         }
  56         </span><span class="jsdoc-var">this.layout </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">layout</span><span class="jsdoc-syntax">;
  57         </span><span class="jsdoc-var">layout.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;regionresized&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.onRegionResized</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
  58         </span><span class="jsdoc-var">layout.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;regioncollapsed&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.onRegionCollapsed</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
  59         </span><span class="jsdoc-var">layout.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;regionexpanded&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.onRegionExpanded</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
  60     },
  61
  62     </span><span class="jsdoc-var">storeState </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
  63         </span><span class="jsdoc-var">this.provider.set</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.layout.id</span><span class="jsdoc-syntax">+</span><span class="jsdoc-string">&quot;-layout-state&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.state</span><span class="jsdoc-syntax">);
  64     },
  65
  66     </span><span class="jsdoc-var">onRegionResized </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">region</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">newSize</span><span class="jsdoc-syntax">){
  67         </span><span class="jsdoc-var">this.state</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">region.getPosition</span><span class="jsdoc-syntax">()]</span><span class="jsdoc-var">.size </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">newSize</span><span class="jsdoc-syntax">;
  68         </span><span class="jsdoc-var">this.storeState</span><span class="jsdoc-syntax">();
  69     },
  70
  71     </span><span class="jsdoc-var">onRegionCollapsed </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">region</span><span class="jsdoc-syntax">){
  72         </span><span class="jsdoc-var">this.state</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">region.getPosition</span><span class="jsdoc-syntax">()]</span><span class="jsdoc-var">.collapsed </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">;
  73         </span><span class="jsdoc-var">this.storeState</span><span class="jsdoc-syntax">();
  74     },
  75
  76     </span><span class="jsdoc-var">onRegionExpanded </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">region</span><span class="jsdoc-syntax">){
  77         </span><span class="jsdoc-var">this.state</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">region.getPosition</span><span class="jsdoc-syntax">()]</span><span class="jsdoc-var">.collapsed </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">;
  78         </span><span class="jsdoc-var">this.storeState</span><span class="jsdoc-syntax">();
  79     }
  80 };</span></code></body></html>