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

   1 <html><head><title>Roo/htmleditor/FilterLongBr.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  * @class Roo.htmleditor.FilterLongBr
   3  * BR/BR/BR - keep a maximum of 2...
   4  * @constructor
   5  * Run a new Long BR Filter
   6  * @param {Object} config Configuration options
   7  */
   8
   9 </span><span class="jsdoc-var">Roo.htmleditor.FilterLongBr </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">)
  10 {
  11     </span><span class="jsdoc-comment">// no need to apply config.
  12     </span><span class="jsdoc-var">this.walk</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">cfg.node</span><span class="jsdoc-syntax">);
  13 }
  14
  15 </span><span class="jsdoc-var">Roo.extend</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.htmleditor.FilterLongBr</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.htmleditor.Filter</span><span class="jsdoc-syntax">,
  16 {
  17
  18
  19     </span><span class="jsdoc-var">tag </span><span class="jsdoc-syntax">: </span><span class="jsdoc-string">'BR'</span><span class="jsdoc-syntax">,
  20
  21
  22     </span><span class="jsdoc-var">replaceTag </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">)
  23     {
  24
  25         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">node.nextSibling</span><span class="jsdoc-syntax">;
  26         </span><span class="jsdoc-keyword">while </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">ps.nodeType </span><span class="jsdoc-syntax">== 3 &amp;&amp; </span><span class="jsdoc-var">ps.nodeValue.trim</span><span class="jsdoc-syntax">()</span><span class="jsdoc-var">.length </span><span class="jsdoc-syntax">&lt; 1) {
  27             </span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ps.nextSibling</span><span class="jsdoc-syntax">;
  28         }
  29
  30         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">&amp;&amp;  [ </span><span class="jsdoc-string">'TD'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'TH'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'LI'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H1'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H2'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H3'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H4'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H5'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H6' </span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node.parentNode.tagName</span><span class="jsdoc-syntax">) &gt; -1) {
  31             </span><span class="jsdoc-var">node.parentNode.removeChild</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">); </span><span class="jsdoc-comment">// remove last BR inside one fo these tags
  32             </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  33         }
  34
  35         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ps.nodeType </span><span class="jsdoc-syntax">!= 1) {
  36             </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  37         }
  38
  39         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ps.tagName </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-string">'BR'</span><span class="jsdoc-syntax">) {
  40
  41             </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  42         }
  43
  44
  45
  46
  47
  48         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">node.previousSibling</span><span class="jsdoc-syntax">) {
  49             </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  50         }
  51         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">node.previousSibling</span><span class="jsdoc-syntax">;
  52
  53         </span><span class="jsdoc-keyword">while </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">ps.nodeType </span><span class="jsdoc-syntax">== 3 &amp;&amp; </span><span class="jsdoc-var">ps.nodeValue.trim</span><span class="jsdoc-syntax">()</span><span class="jsdoc-var">.length </span><span class="jsdoc-syntax">&lt; 1) {
  54             </span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ps.previousSibling</span><span class="jsdoc-syntax">;
  55         }
  56         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ps.nodeType </span><span class="jsdoc-syntax">!= 1) {
  57             </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  58         }
  59         </span><span class="jsdoc-comment">// if header or BR before.. then it's a candidate for removal.. - as we only want '2' of these..
  60         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ps </span><span class="jsdoc-syntax">|| [ </span><span class="jsdoc-string">'BR'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H1'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H2'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H3'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H4'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H5'</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">'H6' </span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ps.tagName</span><span class="jsdoc-syntax">) &lt; 0) {
  61             </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  62         }
  63
  64         </span><span class="jsdoc-var">node.parentNode.removeChild</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">); </span><span class="jsdoc-comment">// remove me...
  65
  66         </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">; </span><span class="jsdoc-comment">// no need to do children
  67
  68     </span><span class="jsdoc-syntax">}
  69
  70 });</span></code></body></html>