Upgrade to ExtJS 3.2.0 - Released 03/30/2010
[extjs.git] / docs / source / ColumnModel.html
index dcf24c0..af00407 100644 (file)
@@ -1,13 +1,14 @@
 <html>
 <head>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />    
   <title>The source code</title>
     <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
     <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
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 <body  onload="prettyPrint();">
     <pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.0.3
- * Copyright(c) 2006-2009 Ext JS, LLC
+ * Ext JS Library 3.2.0
+ * Copyright(c) 2006-2010 Ext JS, Inc.
  * licensing@extjs.com
  * http://www.extjs.com/license
  */
  * @param {Mixed} config Specify either an Array of {@link Ext.grid.Column} configuration objects or specify
  * a configuration Object (see introductory section discussion utilizing Initialization Method 2 above).
  */
-Ext.grid.ColumnModel = function(config){
-    <div id="prop-Ext.grid.ColumnModel-config"></div>/**
-     * An Array of {@link Ext.grid.Column Column definition} objects representing the configuration
-     * of this ColumnModel.  See {@link Ext.grid.Column} for the configuration properties that may
-     * be specified.
-     * @property config
-     * @type Array
-     */
-    if(config.columns){
-        Ext.apply(this, config);
-        this.setConfig(config.columns, true);
-    }else{
-        this.setConfig(config, true);
-    }
-    this.addEvents(
-        <div id="event-Ext.grid.ColumnModel-widthchange"></div>/**
-         * @event widthchange
-         * Fires when the width of a column is programmaticially changed using
-         * <code>{@link #setColumnWidth}</code>.
-         * Note internal resizing suppresses the event from firing. See also
-         * {@link Ext.grid.GridPanel}.<code>{@link #columnresize}</code>.
-         * @param {ColumnModel} this
-         * @param {Number} columnIndex The column index
-         * @param {Number} newWidth The new width
-         */
-        "widthchange",
-        <div id="event-Ext.grid.ColumnModel-headerchange"></div>/**
-         * @event headerchange
-         * Fires when the text of a header changes.
-         * @param {ColumnModel} this
-         * @param {Number} columnIndex The column index
-         * @param {String} newText The new header text
-         */
-        "headerchange",
-        <div id="event-Ext.grid.ColumnModel-hiddenchange"></div>/**
-         * @event hiddenchange
-         * Fires when a column is hidden or "unhidden".
-         * @param {ColumnModel} this
-         * @param {Number} columnIndex The column index
-         * @param {Boolean} hidden true if hidden, false otherwise
-         */
-        "hiddenchange",
-        <div id="event-Ext.grid.ColumnModel-columnmoved"></div>/**
-         * @event columnmoved
-         * Fires when a column is moved.
-         * @param {ColumnModel} this
-         * @param {Number} oldIndex
-         * @param {Number} newIndex
-         */
-        "columnmoved",
-        <div id="event-Ext.grid.ColumnModel-configchange"></div>/**
-         * @event configchange
-         * Fires when the configuration is changed
-         * @param {ColumnModel} this
-         */
-        "configchange"
-    );
-    Ext.grid.ColumnModel.superclass.constructor.call(this);
-};
-Ext.extend(Ext.grid.ColumnModel, Ext.util.Observable, {
+Ext.grid.ColumnModel = Ext.extend(Ext.util.Observable, {
     <div id="cfg-Ext.grid.ColumnModel-defaultWidth"></div>/**
      * @cfg {Number} defaultWidth (optional) The width of columns which have no <tt>{@link #width}</tt>
      * specified (defaults to <tt>100</tt>).  This property shall preferably be configured through the
@@ -178,6 +120,66 @@ Ext.extend(Ext.grid.ColumnModel, Ext.util.Observable, {
      * individual {@link Ext.grid.Column column} configs will supersede these <tt><b>{@link #defaults}</b></tt>.
      */
 
+    constructor : function(config){
+        <div id="prop-Ext.grid.ColumnModel-config"></div>/**
+            * An Array of {@link Ext.grid.Column Column definition} objects representing the configuration
+            * of this ColumnModel.  See {@link Ext.grid.Column} for the configuration properties that may
+            * be specified.
+            * @property config
+            * @type Array
+            */
+           if(config.columns){
+               Ext.apply(this, config);
+               this.setConfig(config.columns, true);
+           }else{
+               this.setConfig(config, true);
+           }
+           this.addEvents(
+               <div id="event-Ext.grid.ColumnModel-widthchange"></div>/**
+                * @event widthchange
+                * Fires when the width of a column is programmaticially changed using
+                * <code>{@link #setColumnWidth}</code>.
+                * Note internal resizing suppresses the event from firing. See also
+                * {@link Ext.grid.GridPanel}.<code>{@link #columnresize}</code>.
+                * @param {ColumnModel} this
+                * @param {Number} columnIndex The column index
+                * @param {Number} newWidth The new width
+                */
+               "widthchange",
+               <div id="event-Ext.grid.ColumnModel-headerchange"></div>/**
+                * @event headerchange
+                * Fires when the text of a header changes.
+                * @param {ColumnModel} this
+                * @param {Number} columnIndex The column index
+                * @param {String} newText The new header text
+                */
+               "headerchange",
+               <div id="event-Ext.grid.ColumnModel-hiddenchange"></div>/**
+                * @event hiddenchange
+                * Fires when a column is hidden or "unhidden".
+                * @param {ColumnModel} this
+                * @param {Number} columnIndex The column index
+                * @param {Boolean} hidden true if hidden, false otherwise
+                */
+               "hiddenchange",
+               <div id="event-Ext.grid.ColumnModel-columnmoved"></div>/**
+                * @event columnmoved
+                * Fires when a column is moved.
+                * @param {ColumnModel} this
+                * @param {Number} oldIndex
+                * @param {Number} newIndex
+                */
+               "columnmoved",
+               <div id="event-Ext.grid.ColumnModel-configchange"></div>/**
+                * @event configchange
+                * Fires when the configuration is changed
+                * @param {ColumnModel} this
+                */
+               "configchange"
+           );
+           Ext.grid.ColumnModel.superclass.constructor.call(this);
+    },
+
     <div id="method-Ext.grid.ColumnModel-getColumnId"></div>/**
      * Returns the id of the column at the specified index.
      * @param {Number} index The column index
@@ -207,8 +209,9 @@ Ext.extend(Ext.grid.ColumnModel, Ext.util.Observable, {
             delete this.totalWidth;
             for(i = 0, len = this.config.length; i < len; i++){
                 c = this.config[i];
-                if(c.editor){
-                    c.editor.destroy();
+                if(c.setEditor){
+                    //check here, in case we have a special column like a CheckboxSelectionModel
+                    c.setEditor(null);
                 }
             }
         }
@@ -225,7 +228,7 @@ Ext.extend(Ext.grid.ColumnModel, Ext.util.Observable, {
         for(i = 0, len = config.length; i < len; i++){
             c = Ext.applyIf(config[i], this.defaults);
             // if no id, create one using column's ordinal position
-            if(typeof c.id == 'undefined'){
+            if(Ext.isEmpty(c.id)){
                 c.id = i;
             }
             if(!c.isColumn){
@@ -303,8 +306,10 @@ var columns = grid.getColumnModel().getColumnsBy(function(c){
   return c.hidden;
 });
 </code></pre>
-     * @param {Function} fn
-     * @param {Object} scope (optional)
+     * @param {Function} fn A function which, when passed a {@link Ext.grid.Column Column} object, must
+     * return <code>true</code> if the column is to be included in the returned Array.
+     * @param {Object} scope (optional) The scope (<code>this</code> reference) in which the function
+     * is executed. Defaults to this ColumnModel.
      * @return {Array} result
      */
     getColumnsBy : function(fn, scope){
@@ -348,6 +353,10 @@ var columns = grid.getColumnModel().getColumnsBy(function(c){
         return this.config[col].renderer;
     },
 
+    getRendererScope : function(col){
+        return this.config[col].scope;
+    },
+
     <div id="method-Ext.grid.ColumnModel-setRenderer"></div>/**
      * Sets the rendering (formatting) function for a column.  See {@link Ext.util.Format} for some
      * default formatting functions.
@@ -508,7 +517,11 @@ var grid = new Ext.grid.GridPanel({
      * @return {Boolean}
      */
     isCellEditable : function(colIndex, rowIndex){
-        return (this.config[colIndex].editable || (typeof this.config[colIndex].editable == "undefined" && this.config[colIndex].editor)) ? true : false;
+        var c = this.config[colIndex],
+            ed = c.editable;
+
+        //force boolean
+        return !!(ed || (!Ext.isDefined(ed) && c.editor));
     },
 
     <div id="method-Ext.grid.ColumnModel-getCellEditor"></div>/**
@@ -581,16 +594,19 @@ myGrid.getColumnModel().setHidden(0, true); // hide column 0 (0 = the first colu
      * @param {Object} editor The editor object
      */
     setEditor : function(col, editor){
-        Ext.destroy(this.config[col].editor);
-        this.config[col].editor = editor;
+        this.config[col].setEditor(editor);
     },
 
     <div id="method-Ext.grid.ColumnModel-destroy"></div>/**
      * Destroys this column model by purging any event listeners, and removing any editors.
      */
     destroy : function(){
-        for(var i = 0, c = this.config, len = c.length; i < len; i++){
-            Ext.destroy(c[i].editor);
+        var c;
+        for(var i = 0, len = this.config.length; i < len; i++){
+            c = this.config[i];
+            if(c.setEditor){
+                c.setEditor(null);
+            }
         }
         this.purgeListeners();
     }
@@ -602,6 +618,6 @@ Ext.grid.ColumnModel.defaultRenderer = function(value){
         return "&#160;";
     }
     return value;
-};</pre>
+};</pre>    
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