3 <title>The source code</title>
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8 <pre class="prettyprint lang-js"><div id="cls-Ext.grid.Column"></div>/**
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9 * @class Ext.grid.Column
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10 * <p>This class encapsulates column configuration data to be used in the initialization of a
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11 * {@link Ext.grid.ColumnModel ColumnModel}.</p>
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12 * <p>While subclasses are provided to render data in different ways, this class renders a passed
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13 * data field unchanged and is usually used for textual columns.</p>
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15 Ext.grid.Column = function(config){
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16 Ext.apply(this, config);
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18 if(typeof this.renderer == 'string'){
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19 this.renderer = Ext.util.Format[this.renderer];
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20 } else if(Ext.isObject(this.renderer)){
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21 this.scope = this.renderer.scope;
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22 this.renderer = this.renderer.fn;
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24 this.renderer = this.renderer.createDelegate(this.scope || config);
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26 if(this.id === undefined){
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27 this.id = ++Ext.grid.Column.AUTO_ID;
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30 this.editor = Ext.create(this.editor, 'textfield');
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34 Ext.grid.Column.AUTO_ID = 0;
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36 Ext.grid.Column.prototype = {
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37 <div id="cfg-Ext.grid.Column-editable"></div>/**
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38 * @cfg {Boolean} editable Optional. Defaults to <tt>true</tt>, enabling the configured
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39 * <tt>{@link #editor}</tt>. Set to <tt>false</tt> to initially disable editing on this column.
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40 * The initial configuration may be dynamically altered using
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41 * {@link Ext.grid.ColumnModel}.{@link Ext.grid.ColumnModel#setEditable setEditable()}.
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43 <div id="cfg-Ext.grid.Column-id"></div>/**
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44 * @cfg {String} id Optional. A name which identifies this column (defaults to the column's initial
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45 * ordinal position.) The <tt>id</tt> is used to create a CSS <b>class</b> name which is applied to all
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46 * table cells (including headers) in that column (in this context the <tt>id</tt> does not need to be
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47 * unique). The class name takes the form of <pre>x-grid3-td-<b>id</b></pre>
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48 * Header cells will also receive this class name, but will also have the class <pre>x-grid3-hd</pre>
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49 * So, to target header cells, use CSS selectors such as:<pre>.x-grid3-hd-row .x-grid3-td-<b>id</b></pre>
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50 * The {@link Ext.grid.GridPanel#autoExpandColumn} grid config option references the column via this
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51 * unique identifier.
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53 <div id="cfg-Ext.grid.Column-header"></div>/**
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54 * @cfg {String} header Optional. The header text to be used as innerHTML
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55 * (html tags are accepted) to display in the Grid view. <b>Note</b>: to
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56 * have a clickable header with no text displayed use <tt>' '</tt>.
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58 <div id="cfg-Ext.grid.Column-groupable"></div>/**
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59 * @cfg {Boolean} groupable Optional. If the grid is being rendered by an {@link Ext.grid.GroupingView}, this option
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60 * may be used to disable the header menu item to group by the column selected. Defaults to <tt>true</tt>,
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61 * which enables the header menu group option. Set to <tt>false</tt> to disable (but still show) the
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62 * group option in the header menu for the column. See also <code>{@link #groupName}</code>.
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64 <div id="cfg-Ext.grid.Column-groupName"></div>/**
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65 * @cfg {String} groupName Optional. If the grid is being rendered by an {@link Ext.grid.GroupingView}, this option
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66 * may be used to specify the text with which to prefix the group field value in the group header line.
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67 * See also {@link #groupRenderer} and
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68 * {@link Ext.grid.GroupingView}.{@link Ext.grid.GroupingView#showGroupName showGroupName}.
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70 <div id="cfg-Ext.grid.Column-groupRenderer"></div>/**
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71 * @cfg {Function} groupRenderer <p>Optional. If the grid is being rendered by an {@link Ext.grid.GroupingView}, this option
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72 * may be used to specify the function used to format the grouping field value for display in the group
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73 * {@link #groupName header}. If a <tt><b>groupRenderer</b></tt> is not specified, the configured
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74 * <tt><b>{@link #renderer}</b></tt> will be called; if a <tt><b>{@link #renderer}</b></tt> is also not specified
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75 * the new value of the group field will be used.</p>
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76 * <p>The called function (either the <tt><b>groupRenderer</b></tt> or <tt><b>{@link #renderer}</b></tt>) will be
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77 * passed the following parameters:
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78 * <div class="mdetail-params"><ul>
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79 * <li><b>v</b> : Object<p class="sub-desc">The new value of the group field.</p></li>
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80 * <li><b>unused</b> : undefined<p class="sub-desc">Unused parameter.</p></li>
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81 * <li><b>r</b> : Ext.data.Record<p class="sub-desc">The Record providing the data
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82 * for the row which caused group change.</p></li>
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83 * <li><b>rowIndex</b> : Number<p class="sub-desc">The row index of the Record which caused group change.</p></li>
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84 * <li><b>colIndex</b> : Number<p class="sub-desc">The column index of the group field.</p></li>
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85 * <li><b>ds</b> : Ext.data.Store<p class="sub-desc">The Store which is providing the data Model.</p></li>
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87 * <p>The function should return a string value.</p>
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89 <div id="cfg-Ext.grid.Column-emptyGroupText"></div>/**
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90 * @cfg {String} emptyGroupText Optional. If the grid is being rendered by an {@link Ext.grid.GroupingView}, this option
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91 * may be used to specify the text to display when there is an empty group value. Defaults to the
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92 * {@link Ext.grid.GroupingView}.{@link Ext.grid.GroupingView#emptyGroupText emptyGroupText}.
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94 <div id="cfg-Ext.grid.Column-dataIndex"></div>/**
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95 * @cfg {String} dataIndex <p><b>Required</b>. The name of the field in the
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96 * grid's {@link Ext.data.Store}'s {@link Ext.data.Record} definition from
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97 * which to draw the column's value.</p>
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99 <div id="cfg-Ext.grid.Column-width"></div>/**
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100 * @cfg {Number} width
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101 * Optional. The initial width in pixels of the column.
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102 * The width of each column can also be affected if any of the following are configured:
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103 * <div class="mdetail-params"><ul>
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104 * <li>{@link Ext.grid.GridPanel}.<tt>{@link Ext.grid.GridPanel#autoExpandColumn autoExpandColumn}</tt></li>
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105 * <li>{@link Ext.grid.GridView}.<tt>{@link Ext.grid.GridView#forceFit forceFit}</tt>
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106 * <div class="sub-desc">
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107 * <p>By specifying <tt>forceFit:true</tt>, {@link #fixed non-fixed width} columns will be
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108 * re-proportioned (based on the relative initial widths) to fill the width of the grid so
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109 * that no horizontal scrollbar is shown.</p>
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111 * <li>{@link Ext.grid.GridView}.<tt>{@link Ext.grid.GridView#autoFill autoFill}</tt></li>
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112 * <li>{@link Ext.grid.GridPanel}.<tt>{@link Ext.grid.GridPanel#minColumnWidth minColumnWidth}</tt></li>
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113 * <br><p><b>Note</b>: when the width of each column is determined, a space on the right side
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114 * is reserved for the vertical scrollbar. The
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115 * {@link Ext.grid.GridView}.<tt>{@link Ext.grid.GridView#scrollOffset scrollOffset}</tt>
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116 * can be modified to reduce or eliminate the reserved offset.</p>
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118 <div id="cfg-Ext.grid.Column-sortable"></div>/**
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119 * @cfg {Boolean} sortable Optional. <tt>true</tt> if sorting is to be allowed on this column.
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120 * Defaults to the value of the {@link #defaultSortable} property.
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121 * Whether local/remote sorting is used is specified in {@link Ext.data.Store#remoteSort}.
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123 <div id="cfg-Ext.grid.Column-fixed"></div>/**
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124 * @cfg {Boolean} fixed Optional. <tt>true</tt> if the column width cannot be changed. Defaults to <tt>false</tt>.
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126 <div id="cfg-Ext.grid.Column-resizable"></div>/**
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127 * @cfg {Boolean} resizable Optional. <tt>false</tt> to disable column resizing. Defaults to <tt>true</tt>.
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129 <div id="cfg-Ext.grid.Column-menuDisabled"></div>/**
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130 * @cfg {Boolean} menuDisabled Optional. <tt>true</tt> to disable the column menu. Defaults to <tt>false</tt>.
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132 <div id="cfg-Ext.grid.Column-hidden"></div>/**
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133 * @cfg {Boolean} hidden Optional. <tt>true</tt> to hide the column. Defaults to <tt>false</tt>.
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135 <div id="cfg-Ext.grid.Column-tooltip"></div>/**
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136 * @cfg {String} tooltip Optional. A text string to use as the column header's tooltip. If Quicktips
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137 * are enabled, this value will be used as the text of the quick tip, otherwise it will be set as the
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138 * header's HTML title attribute. Defaults to ''.
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140 <div id="cfg-Ext.grid.Column-renderer"></div>/**
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141 * @cfg {Mixed} renderer
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142 * <p>For an alternative to specifying a renderer see <code>{@link #xtype}</code></p>
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143 * <p>Optional. A renderer is an 'interceptor' method which can be used transform data (value,
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144 * appearance, etc.) before it is rendered). This may be specified in either of three ways:
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145 * <div class="mdetail-params"><ul>
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146 * <li>A renderer function used to return HTML markup for a cell given the cell's data value.</li>
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147 * <li>A string which references a property name of the {@link Ext.util.Format} class which
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148 * provides a renderer function.</li>
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149 * <li>An object specifying both the renderer function, and its execution scope (<tt><b>this</b></tt>
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150 * reference) e.g.:<pre style="margin-left:1.2em"><code>
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152 fn: this.gridRenderer,
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155 </code></pre></li></ul></div>
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156 * If not specified, the default renderer uses the raw data value.</p>
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157 * <p>For information about the renderer function (passed parameters, etc.), see
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158 * {@link Ext.grid.ColumnModel#setRenderer}. An example of specifying renderer function inline:</p><pre><code>
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159 var companyColumn = {
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160 header: 'Company Name',
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161 dataIndex: 'company',
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162 renderer: function(value, metaData, record, rowIndex, colIndex, store) {
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163 // provide the logic depending on business rules
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164 // name of your own choosing to manipulate the cell depending upon
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165 // the data in the underlying Record object.
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166 if (value == 'whatever') {
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167 //metaData.css : String : A CSS class name to add to the TD element of the cell.
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168 //metaData.attr : String : An html attribute definition string to apply to
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169 // the data container element within the table
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170 // cell (e.g. 'style="color:red;"').
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171 metaData.css = 'name-of-css-class-you-will-define';
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177 * See also {@link #scope}.
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179 <div id="cfg-Ext.grid.Column-xtype"></div>/**
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180 * @cfg {String} xtype Optional. A String which references a predefined {@link Ext.grid.Column} subclass
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181 * type which is preconfigured with an appropriate <code>{@link #renderer}</code> to be easily
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182 * configured into a ColumnModel. The predefined {@link Ext.grid.Column} subclass types are:
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183 * <div class="mdetail-params"><ul>
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184 * <li><b><tt>gridcolumn</tt></b> : {@link Ext.grid.Column} (<b>Default</b>)<p class="sub-desc"></p></li>
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185 * <li><b><tt>booleancolumn</tt></b> : {@link Ext.grid.BooleanColumn}<p class="sub-desc"></p></li>
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186 * <li><b><tt>numbercolumn</tt></b> : {@link Ext.grid.NumberColumn}<p class="sub-desc"></p></li>
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187 * <li><b><tt>datecolumn</tt></b> : {@link Ext.grid.DateColumn}<p class="sub-desc"></p></li>
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188 * <li><b><tt>templatecolumn</tt></b> : {@link Ext.grid.TemplateColumn}<p class="sub-desc"></p></li>
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190 * <p>Configuration properties for the specified <code>xtype</code> may be specified with
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191 * the Column configuration properties, for example:</p>
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193 var grid = new Ext.grid.GridPanel({
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196 header: 'Last Updated',
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197 dataIndex: 'lastChange',
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200 //renderer: Ext.util.Format.dateRenderer('m/d/Y'),
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201 xtype: 'datecolumn', // use xtype instead of renderer
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202 format: 'M/d/Y' // configuration property for {@link Ext.grid.DateColumn}
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209 <div id="cfg-Ext.grid.Column-scope"></div>/**
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210 * @cfg {Object} scope Optional. The scope (<tt><b>this</b></tt> reference) in which to execute the
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211 * renderer. Defaults to the Column configuration object.
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213 <div id="cfg-Ext.grid.Column-align"></div>/**
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214 * @cfg {String} align Optional. Set the CSS text-align property of the column. Defaults to undefined.
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216 <div id="cfg-Ext.grid.Column-css"></div>/**
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217 * @cfg {String} css Optional. An inline style definition string which is applied to all table cells in the column
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218 * (excluding headers). Defaults to undefined.
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220 <div id="cfg-Ext.grid.Column-hideable"></div>/**
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221 * @cfg {Boolean} hideable Optional. Specify as <tt>false</tt> to prevent the user from hiding this column
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222 * (defaults to true). To disallow column hiding globally for all columns in the grid, use
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223 * {@link Ext.grid.GridPanel#enableColumnHide} instead.
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225 <div id="cfg-Ext.grid.Column-editor"></div>/**
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226 * @cfg {Ext.form.Field} editor Optional. The {@link Ext.form.Field} to use when editing values in this column
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227 * if editing is supported by the grid. See <tt>{@link #editable}</tt> also.
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230 // private. Used by ColumnModel to avoid reprocessing
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232 <div id="prop-Ext.grid.Column-renderer"></div>/**
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233 * Optional. A function which returns displayable data when passed the following parameters:
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234 * <div class="mdetail-params"><ul>
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235 * <li><b>value</b> : Object<p class="sub-desc">The data value for the cell.</p></li>
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236 * <li><b>metadata</b> : Object<p class="sub-desc">An object in which you may set the following attributes:<ul>
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237 * <li><b>css</b> : String<p class="sub-desc">A CSS class name to add to the cell's TD element.</p></li>
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238 * <li><b>attr</b> : String<p class="sub-desc">An HTML attribute definition string to apply to the data container
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239 * element <i>within</i> the table cell (e.g. 'style="color:red;"').</p></li></ul></p></li>
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240 * <li><b>record</b> : Ext.data.record<p class="sub-desc">The {@link Ext.data.Record} from which the data was
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241 * extracted.</p></li>
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242 * <li><b>rowIndex</b> : Number<p class="sub-desc">Row index</p></li>
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243 * <li><b>colIndex</b> : Number<p class="sub-desc">Column index</p></li>
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244 * <li><b>store</b> : Ext.data.Store<p class="sub-desc">The {@link Ext.data.Store} object from which the Record
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245 * was extracted.</p></li>
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247 * @property renderer
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250 renderer : function(value){
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251 if(typeof value == 'string' && value.length < 1){
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258 getEditor: function(rowIndex){
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259 return this.editable !== false ? this.editor : null;
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262 <div id="method-Ext.grid.Column-getCellEditor"></div>/**
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263 * Returns the {@link Ext.Editor editor} defined for this column that was created to wrap the {@link Ext.form.Field Field}
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264 * used to edit the cell.
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265 * @param {Number} rowIndex The row index
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266 * @return {Ext.Editor}
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268 getCellEditor: function(rowIndex){
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269 var editor = this.getEditor(rowIndex);
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271 if(!editor.startEdit){
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272 if(!editor.gridEditor){
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273 editor.gridEditor = new Ext.grid.GridEditor(editor);
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275 return editor.gridEditor;
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276 }else if(editor.startEdit){
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284 <div id="cls-Ext.grid.BooleanColumn"></div>/**
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285 * @class Ext.grid.BooleanColumn
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286 * @extends Ext.grid.Column
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287 * <p>A Column definition class which renders boolean data fields. See the {@link Ext.grid.ColumnModel#xtype xtype}
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288 * config option of {@link Ext.grid.ColumnModel} for more details.</p>
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290 Ext.grid.BooleanColumn = Ext.extend(Ext.grid.Column, {
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291 <div id="cfg-Ext.grid.BooleanColumn-trueText"></div>/**
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292 * @cfg {String} trueText
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293 * The string returned by the renderer when the column value is not falsey (defaults to <tt>'true'</tt>).
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296 <div id="cfg-Ext.grid.BooleanColumn-falseText"></div>/**
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297 * @cfg {String} falseText
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298 * The string returned by the renderer when the column value is falsey (but not undefined) (defaults to
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299 * <tt>'false'</tt>).
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301 falseText: 'false',
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302 <div id="cfg-Ext.grid.BooleanColumn-undefinedText"></div>/**
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303 * @cfg {String} undefinedText
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304 * The string returned by the renderer when the column value is undefined (defaults to <tt>' '</tt>).
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306 undefinedText: ' ',
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308 constructor: function(cfg){
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309 Ext.grid.BooleanColumn.superclass.constructor.call(this, cfg);
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310 var t = this.trueText, f = this.falseText, u = this.undefinedText;
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311 this.renderer = function(v){
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312 if(v === undefined){
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315 if(!v || v === 'false'){
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323 <div id="cls-Ext.grid.NumberColumn"></div>/**
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324 * @class Ext.grid.NumberColumn
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325 * @extends Ext.grid.Column
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326 * <p>A Column definition class which renders a numeric data field according to a {@link #format} string. See the
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327 * {@link Ext.grid.ColumnModel#xtype xtype} config option of {@link Ext.grid.ColumnModel} for more details.</p>
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329 Ext.grid.NumberColumn = Ext.extend(Ext.grid.Column, {
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330 <div id="cfg-Ext.grid.NumberColumn-format"></div>/**
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331 * @cfg {String} format
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332 * A formatting string as used by {@link Ext.util.Format#number} to format a numeric value for this Column
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333 * (defaults to <tt>'0,000.00'</tt>).
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335 format : '0,000.00',
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336 constructor: function(cfg){
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337 Ext.grid.NumberColumn.superclass.constructor.call(this, cfg);
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338 this.renderer = Ext.util.Format.numberRenderer(this.format);
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342 <div id="cls-Ext.grid.DateColumn"></div>/**
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343 * @class Ext.grid.DateColumn
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344 * @extends Ext.grid.Column
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345 * <p>A Column definition class which renders a passed date according to the default locale, or a configured
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346 * {@link #format}. See the {@link Ext.grid.ColumnModel#xtype xtype} config option of {@link Ext.grid.ColumnModel}
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347 * for more details.</p>
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349 Ext.grid.DateColumn = Ext.extend(Ext.grid.Column, {
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350 <div id="cfg-Ext.grid.DateColumn-format"></div>/**
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351 * @cfg {String} format
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352 * A formatting string as used by {@link Date#format} to format a Date for this Column
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353 * (defaults to <tt>'m/d/Y'</tt>).
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356 constructor: function(cfg){
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357 Ext.grid.DateColumn.superclass.constructor.call(this, cfg);
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358 this.renderer = Ext.util.Format.dateRenderer(this.format);
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362 <div id="cls-Ext.grid.TemplateColumn"></div>/**
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363 * @class Ext.grid.TemplateColumn
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364 * @extends Ext.grid.Column
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365 * <p>A Column definition class which renders a value by processing a {@link Ext.data.Record Record}'s
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366 * {@link Ext.data.Record#data data} using a {@link #tpl configured} {@link Ext.XTemplate XTemplate}.
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367 * See the {@link Ext.grid.ColumnModel#xtype xtype} config option of {@link Ext.grid.ColumnModel} for more
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370 Ext.grid.TemplateColumn = Ext.extend(Ext.grid.Column, {
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371 <div id="cfg-Ext.grid.TemplateColumn-tpl"></div>/**
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372 * @cfg {String/XTemplate} tpl
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373 * An {@link Ext.XTemplate XTemplate}, or an XTemplate <i>definition string</i> to use to process a
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374 * {@link Ext.data.Record Record}'s {@link Ext.data.Record#data data} to produce a column's rendered value.
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376 constructor: function(cfg){
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377 Ext.grid.TemplateColumn.superclass.constructor.call(this, cfg);
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378 var tpl = typeof Ext.isObject(this.tpl) ? this.tpl : new Ext.XTemplate(this.tpl);
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379 this.renderer = function(value, p, r){
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380 return tpl.apply(r.data);
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389 * @member Ext.grid.Column
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391 * <p>An object containing predefined Column classes keyed by a mnemonic code which may be referenced
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392 * by the {@link Ext.grid.ColumnModel#xtype xtype} config option of ColumnModel.</p>
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393 * <p>This contains the following properties</p><div class="mdesc-details"><ul>
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394 * <li>gridcolumn : <b>{@link Ext.grid.Column Column constructor}</b></li>
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395 * <li>booleancolumn : <b>{@link Ext.grid.BooleanColumn BooleanColumn constructor}</b></li>
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396 * <li>numbercolumn : <b>{@link Ext.grid.NumberColumn NumberColumn constructor}</b></li>
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397 * <li>datecolumn : <b>{@link Ext.grid.DateColumn DateColumn constructor}</b></li>
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398 * <li>templatecolumn : <b>{@link Ext.grid.TemplateColumn TemplateColumn constructor}</b></li>
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401 Ext.grid.Column.types = {
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402 gridcolumn : Ext.grid.Column,
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403 booleancolumn: Ext.grid.BooleanColumn,
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404 numbercolumn: Ext.grid.NumberColumn,
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405 datecolumn: Ext.grid.DateColumn,
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406 templatecolumn: Ext.grid.TemplateColumn
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