+++ /dev/null
-<html><head><title>/home/alan/gitlive/roojs1/Roo/tree/TreeFilter.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">/*
- * Based on:
- * Ext JS Library 1.1.1
- * Copyright(c) 2006-2007, Ext JS, LLC.
- *
- * Originally Released Under LGPL - original licence link has changed is not relivant.
- *
- * Fork - LGPL
- * <script type="text/javascript">
- */
-
-/**
-* @class Roo.tree.TreeFilter
-* Note this class is experimental and doesn't update the indent (lines) or expand collapse icons of the nodes
-* @param {TreePanel} tree
-* @param {Object} config (optional)
- */
-</span><span class="jsdoc-var">Roo.tree.TreeFilter </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">, </span><span class="jsdoc-var">config</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">this.tree </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">tree</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-var">this.filtered </span><span class="jsdoc-syntax">= {};
- </span><span class="jsdoc-var">Roo.apply</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">config</span><span class="jsdoc-syntax">);
-};
-
-</span><span class="jsdoc-var">Roo.tree.TreeFilter.prototype </span><span class="jsdoc-syntax">= {
- </span><span class="jsdoc-var">clearBlank</span><span class="jsdoc-syntax">:</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
- </span><span class="jsdoc-var">reverse</span><span class="jsdoc-syntax">:</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
- </span><span class="jsdoc-var">autoClear</span><span class="jsdoc-syntax">:</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
- </span><span class="jsdoc-var">remove</span><span class="jsdoc-syntax">:</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
-
- </span><span class="jsdoc-comment">/**
- * Filter the data by a specific attribute.
- * @param {String/RegExp} value Either string that the attribute value
- * should start with or a RegExp to test against the attribute
- * @param {String} attr (optional) The attribute passed in your node's attributes collection. Defaults to "text".
- * @param {TreeNode} startNode (optional) The node to start the filter at.
- */
- </span><span class="jsdoc-var">filter </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">value</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">startNode</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">attr </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">attr </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-string">"text"</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">f</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">value </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">"string"</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">vlen </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">value.length</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-comment">// auto clear empty filter
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">vlen </span><span class="jsdoc-syntax">== 0 && </span><span class="jsdoc-var">this.clearBlank</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">this.clear</span><span class="jsdoc-syntax">();
- </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
- }
- </span><span class="jsdoc-var">value </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">value.toLowerCase</span><span class="jsdoc-syntax">();
- </span><span class="jsdoc-var">f </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">n.attributes</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.substr</span><span class="jsdoc-syntax">(0, </span><span class="jsdoc-var">vlen</span><span class="jsdoc-syntax">)</span><span class="jsdoc-var">.toLowerCase</span><span class="jsdoc-syntax">() == </span><span class="jsdoc-var">value</span><span class="jsdoc-syntax">;
- };
- }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">value.exec</span><span class="jsdoc-syntax">){ </span><span class="jsdoc-comment">// regex?
- </span><span class="jsdoc-var">f </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">value.test</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n.attributes</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">]);
- };
- }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
- </span><span class="jsdoc-keyword">throw </span><span class="jsdoc-string">'Illegal filter type, must be string or regex'</span><span class="jsdoc-syntax">;
- }
- </span><span class="jsdoc-var">this.filterBy</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">f</span><span class="jsdoc-syntax">, </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">startNode</span><span class="jsdoc-syntax">);
- },
-
- </span><span class="jsdoc-comment">/**
- * Filter by a function. The passed function will be called with each
- * node in the tree (or from the startNode). If the function returns true, the node is kept
- * otherwise it is filtered. If a node is filtered, its children are also filtered.
- * @param {Function} fn The filter function
- * @param {Object} scope (optional) The scope of the function (defaults to the current node)
- */
- </span><span class="jsdoc-var">filterBy </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">scope</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">startNode</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">startNode </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">startNode </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">this.tree.root</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.autoClear</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">this.clear</span><span class="jsdoc-syntax">();
- }
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">af </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.filtered</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">rv </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.reverse</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">f </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">startNode</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
- }
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">af</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">n.id</span><span class="jsdoc-syntax">]){
- </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
- }
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">m </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">fn.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">);
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">m </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">rv</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">af</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">n.id</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-var">n.ui.hide</span><span class="jsdoc-syntax">();
- </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
- }
- </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
- };
- </span><span class="jsdoc-var">startNode.cascade</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">f</span><span class="jsdoc-syntax">);
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.remove</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">id </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">af</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">id </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-string">"function"</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">n </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">af</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">];
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n </span><span class="jsdoc-syntax">&& </span><span class="jsdoc-var">n.parentNode</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">n.parentNode.removeChild</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">);
- }
- }
- }
- }
- },
-
- </span><span class="jsdoc-comment">/**
- * Clears the current filter. Note: with the "remove" option
- * set a filter cannot be cleared.
- */
- </span><span class="jsdoc-var">clear </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.tree</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">af </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.filtered</span><span class="jsdoc-syntax">;
- </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">id </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">af</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">id </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-string">"function"</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">n </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">af</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">];
- </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">){
- </span><span class="jsdoc-var">n.ui.show</span><span class="jsdoc-syntax">();
- }
- }
- }
- </span><span class="jsdoc-var">this.filtered </span><span class="jsdoc-syntax">= {};
- }
-};
-</span></code></body></html>
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