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   1 <html><head><title>Roo/htmleditor/Filter.js</title><link rel="stylesheet" type="text/css" href="../../css/highlight-js.css"/></head><body class="highlightpage"><code class="jsdoc-pretty">
   2 <span class="jsdoc-comment">/**
   3  * @class Roo.htmleditor.Filter
   4  * Base Class for filtering htmleditor stuff. - do not use this directly - extend it.
   5  * @cfg {DomElement} node The node to iterate and filter
   6  * @cfg {boolean|String|Array} tag Tags to replace
   7  * @constructor
   8  * Create a new Filter.
   9  * @param {Object} config Configuration options
  10  */
  11
  12
  13
  14 </span><span class="jsdoc-var">Roo.htmleditor.Filter </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">) {
  15     </span><span class="jsdoc-var">Roo.apply</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.cfg</span><span class="jsdoc-syntax">);
  16     </span><span class="jsdoc-comment">// this does not actually call walk as it's really just a abstract class
  17 </span><span class="jsdoc-syntax">}
  18
  19
  20 </span><span class="jsdoc-var">Roo.htmleditor.Filter.prototype </span><span class="jsdoc-syntax">= {
  21
  22     </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  23
  24     </span><span class="jsdoc-var">tag</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  25
  26     </span><span class="jsdoc-comment">// overrride to do replace comments.
  27     </span><span class="jsdoc-var">replaceComment </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  28
  29     </span><span class="jsdoc-comment">// overrride to do replace or do stuff with tags..
  30     </span><span class="jsdoc-var">replaceTag </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  31
  32     </span><span class="jsdoc-var">walk </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">dom</span><span class="jsdoc-syntax">)
  33     {
  34         </span><span class="jsdoc-var">Roo.each</span><span class="jsdoc-syntax">( </span><span class="jsdoc-var">Array.from</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">dom.childNodes</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">) {
  35             </span><span class="jsdoc-keyword">switch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">) {
  36
  37                 </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">e.nodeType </span><span class="jsdoc-syntax">== 8 &amp;&amp;  </span><span class="jsdoc-var">this.replaceComment  </span><span class="jsdoc-syntax">!== </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">: </span><span class="jsdoc-comment">// comment
  38                     </span><span class="jsdoc-var">this.replaceComment</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
  39                     </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  40
  41                 </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">e.nodeType </span><span class="jsdoc-syntax">!= 1: </span><span class="jsdoc-comment">//not a node.
  42                     </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  43
  44                 </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">this.tag </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">: </span><span class="jsdoc-comment">// everything
  45                 </span><span class="jsdoc-keyword">case typeof</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.tag</span><span class="jsdoc-syntax">) == </span><span class="jsdoc-string">'object' </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">this.tag.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e.tagName</span><span class="jsdoc-syntax">) &gt; -1: </span><span class="jsdoc-comment">// array and it matches.
  46                 </span><span class="jsdoc-keyword">case typeof</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.tag</span><span class="jsdoc-syntax">) == </span><span class="jsdoc-string">'string' </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">this.tag </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">e.tagName</span><span class="jsdoc-syntax">: </span><span class="jsdoc-comment">// array and it matches.
  47                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.replaceTag </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-keyword">false </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-var">this.replaceTag</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">)) {
  48                         </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  49                     }
  50                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e.hasChildNodes</span><span class="jsdoc-syntax">()) {
  51                         </span><span class="jsdoc-var">this.walk</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
  52                     }
  53                     </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  54
  55                 </span><span class="jsdoc-keyword">default</span><span class="jsdoc-syntax">:    </span><span class="jsdoc-comment">// tags .. that do not match.
  56                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e.hasChildNodes</span><span class="jsdoc-syntax">()) {
  57                         </span><span class="jsdoc-var">this.walk</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
  58                     }
  59             }
  60
  61         }, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
  62
  63     }
  64 };</span></code></body></html>