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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"><span class="jsdoc-comment">/**
   2  *
   3  * Base Class for filtering htmleditor stuff.
   4  *
   5  */
   6
   7 /**
   8  * @class Roo.htmleditor.Filter
   9  * Base Class for filtering htmleditor stuff.
  10  * @cfg {DomElement} node The node to iterate and filter
  11  * @constructor
  12  * Create a new Filter.
  13  * @param {Object} config Configuration options
  14  */
  15
  16
  17
  18 </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">) {
  19     </span><span class="jsdoc-var">Roo.apply</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.cfg</span><span class="jsdoc-syntax">);
  20 }
  21
  22
  23 </span><span class="jsdoc-var">Roo.htmleditor.Filter.prototype </span><span class="jsdoc-syntax">= {
  24
  25     </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  26
  27     </span><span class="jsdoc-var">tag</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 comments.
  30     </span><span class="jsdoc-var">replaceComment </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  31
  32     </span><span class="jsdoc-comment">// overrride to do replace or do stuff with tags..
  33     </span><span class="jsdoc-var">replaceTag </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  34
  35     </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">)
  36     {
  37         </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">) {
  38             </span><span class="jsdoc-keyword">switch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">) {
  39
  40                 </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-keyword">typeof</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.replaceComment</span><span class="jsdoc-syntax">) != </span><span class="jsdoc-string">'undefined'</span><span class="jsdoc-syntax">: </span><span class="jsdoc-comment">// comment
  41                     </span><span class="jsdoc-var">this.replaceComment</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
  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">e.nodeType </span><span class="jsdoc-syntax">!= 3: </span><span class="jsdoc-comment">//not a node.
  45                     </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  46
  47                 </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">tag </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">: </span><span class="jsdoc-comment">// everything
  48                 </span><span class="jsdoc-keyword">case typeof</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">tag</span><span class="jsdoc-syntax">) == </span><span class="jsdoc-string">'object' </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">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.
  49                 </span><span class="jsdoc-keyword">case typeof</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">tag</span><span class="jsdoc-syntax">) == </span><span class="jsdoc-string">'string' </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">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.
  50                     </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">)) {
  51                         </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  52                     }
  53                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e.hasChildNodes</span><span class="jsdoc-syntax">()) {
  54                         </span><span class="jsdoc-var">this.walk</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
  55                     }
  56                     </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
  57
  58                 </span><span class="jsdoc-keyword">default</span><span class="jsdoc-syntax">:    </span><span class="jsdoc-comment">// tags .. that do not match.
  59                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e.hasChildNodes</span><span class="jsdoc-syntax">()) {
  60                         </span><span class="jsdoc-var">this.walk</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">);
  61                     }
  62             }
  63
  64         }, </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">);
  65
  66     }
  67 };</span></code></body></html>