docs/source/TableChunker.html

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  18   <pre class="prettyprint lang-js"><span id='Ext-view-TableChunker'>/**
  19 </span> * @class Ext.view.TableChunker
  20  *
  21  * Produces optimized XTemplates for chunks of tables to be
  22  * used in grids, trees and other table based widgets.
  23  *
  24  * @singleton
  25  */
  26 Ext.define('Ext.view.TableChunker', {
  27     singleton: true,
  28     requires: ['Ext.XTemplate'],
  29     metaTableTpl: [
  30         '{[this.openTableWrap()]}',
  31         '&lt;table class=&quot;' + Ext.baseCSSPrefix + 'grid-table ' + Ext.baseCSSPrefix + 'grid-table-resizer&quot; border=&quot;0&quot; cellspacing=&quot;0&quot; cellpadding=&quot;0&quot; {[this.embedFullWidth()]}&gt;',
  32             '&lt;tbody&gt;',
  33             '&lt;tr class=&quot;' + Ext.baseCSSPrefix + 'grid-header-row&quot;&gt;',
  34             '&lt;tpl for=&quot;columns&quot;&gt;',
  35                 '&lt;th class=&quot;' + Ext.baseCSSPrefix + 'grid-col-resizer-{id}&quot; style=&quot;width: {width}px; height: 0px;&quot;&gt;&lt;/th&gt;',
  36             '&lt;/tpl&gt;',
  37             '&lt;/tr&gt;',
  38             '{[this.openRows()]}',
  39                 '{row}',
  40                 '&lt;tpl for=&quot;features&quot;&gt;',
  41                     '{[this.embedFeature(values, parent, xindex, xcount)]}',
  42                 '&lt;/tpl&gt;',
  43             '{[this.closeRows()]}',
  44             '&lt;/tbody&gt;',
  45         '&lt;/table&gt;',
  46         '{[this.closeTableWrap()]}'
  47     ],
  48
  49     constructor: function() {
  50         Ext.XTemplate.prototype.recurse = function(values, reference) {
  51             return this.apply(reference ? values[reference] : values);
  52         };
  53     },
  54
  55     embedFeature: function(values, parent, x, xcount) {
  56         var tpl = '';
  57         if (!values.disabled) {
  58             tpl = values.getFeatureTpl(values, parent, x, xcount);
  59         }
  60         return tpl;
  61     },
  62
  63     embedFullWidth: function() {
  64         return 'style=&quot;width: {fullWidth}px;&quot;';
  65     },
  66
  67     openRows: function() {
  68         return '&lt;tpl for=&quot;rows&quot;&gt;';
  69     },
  70
  71     closeRows: function() {
  72         return '&lt;/tpl&gt;';
  73     },
  74
  75     metaRowTpl: [
  76         '&lt;tr class=&quot;' + Ext.baseCSSPrefix + 'grid-row {addlSelector} {[this.embedRowCls()]}&quot; {[this.embedRowAttr()]}&gt;',
  77             '&lt;tpl for=&quot;columns&quot;&gt;',
  78                 '&lt;td class=&quot;{cls} ' + Ext.baseCSSPrefix + 'grid-cell ' + Ext.baseCSSPrefix + 'grid-cell-{columnId} {{id}-modified} {{id}-tdCls} {[this.firstOrLastCls(xindex, xcount)]}&quot; {{id}-tdAttr}&gt;&lt;div unselectable=&quot;on&quot; class=&quot;' + Ext.baseCSSPrefix + 'grid-cell-inner ' + Ext.baseCSSPrefix + 'unselectable&quot; style=&quot;{{id}-style}; text-align: {align};&quot;&gt;{{id}}&lt;/div&gt;&lt;/td&gt;',
  79             '&lt;/tpl&gt;',
  80         '&lt;/tr&gt;'
  81     ],
  82
  83     firstOrLastCls: function(xindex, xcount) {
  84         var cssCls = '';
  85         if (xindex === 1) {
  86             cssCls = Ext.baseCSSPrefix + 'grid-cell-first';
  87         } else if (xindex === xcount) {
  88             cssCls = Ext.baseCSSPrefix + 'grid-cell-last';
  89         }
  90         return cssCls;
  91     },
  92
  93     embedRowCls: function() {
  94         return '{rowCls}';
  95     },
  96
  97     embedRowAttr: function() {
  98         return '{rowAttr}';
  99     },
 100
 101     openTableWrap: function() {
 102         return '';
 103     },
 104
 105     closeTableWrap: function() {
 106         return '';
 107     },
 108
 109     getTableTpl: function(cfg, textOnly) {
 110         var tpl,
 111             tableTplMemberFns = {
 112                 openRows: this.openRows,
 113                 closeRows: this.closeRows,
 114                 embedFeature: this.embedFeature,
 115                 embedFullWidth: this.embedFullWidth,
 116                 openTableWrap: this.openTableWrap,
 117                 closeTableWrap: this.closeTableWrap
 118             },
 119             tplMemberFns = {},
 120             features = cfg.features || [],
 121             ln = features.length,
 122             i  = 0,
 123             memberFns = {
 124                 embedRowCls: this.embedRowCls,
 125                 embedRowAttr: this.embedRowAttr,
 126                 firstOrLastCls: this.firstOrLastCls
 127             },
 128             // copy the default
 129             metaRowTpl = Array.prototype.slice.call(this.metaRowTpl, 0),
 130             metaTableTpl;
 131
 132         for (; i &lt; ln; i++) {
 133             if (!features[i].disabled) {
 134                 features[i].mutateMetaRowTpl(metaRowTpl);
 135                 Ext.apply(memberFns, features[i].getMetaRowTplFragments());
 136                 Ext.apply(tplMemberFns, features[i].getFragmentTpl());
 137                 Ext.apply(tableTplMemberFns, features[i].getTableFragments());
 138             }
 139         }
 140
 141         metaRowTpl = Ext.create('Ext.XTemplate', metaRowTpl.join(''), memberFns);
 142         cfg.row = metaRowTpl.applyTemplate(cfg);
 143
 144         metaTableTpl = Ext.create('Ext.XTemplate', this.metaTableTpl.join(''), tableTplMemberFns);
 145
 146         tpl = metaTableTpl.applyTemplate(cfg);
 147
 148         // TODO: Investigate eliminating.
 149         if (!textOnly) {
 150             tpl = Ext.create('Ext.XTemplate', tpl, tplMemberFns);
 151         }
 152         return tpl;
 153
 154     }
 155 });
 156 </pre>
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