--- /dev/null
+<!DOCTYPE html><html><head><title>Sencha Documentation Project</title><link rel="stylesheet" href="../reset.css" type="text/css"><link rel="stylesheet" href="../prettify.css" type="text/css"><link rel="stylesheet" href="../prettify_sa.css" type="text/css"><script type="text/javascript" src="../prettify.js"></script></head><body onload="prettyPrint()"><pre class="prettyprint"><pre><span id='Ext-grid.feature.AbstractSummary'>/**
+</span> * A small abstract class that contains the shared behaviour for any summary
+ * calculations to be used in the grid.
+ * @class Ext.grid.feature.AbstractSummary
+ * @extends Ext.grid.feature.Feature
+ * @ignore
+ */
+Ext.define('Ext.grid.feature.AbstractSummary', {
+
+ /* Begin Definitions */
+
+ extend: 'Ext.grid.feature.Feature',
+
+ alias: 'feature.abstractsummary',
+
+ /* End Definitions */
+
+<span id='Ext-grid.feature.AbstractSummary-cfg-showSummaryRow'> /**
+</span> * @cfg {Boolean} showSummaryRow True to show the summary row. Defaults to <tt>true</tt>.
+ */
+ showSummaryRow: true,
+
+ // @private
+ nestedIdRe: /\{\{id\}([\w\-]*)\}/g,
+
+<span id='Ext-grid.feature.AbstractSummary-method-toggleSummaryRow'> /**
+</span> * Toggle whether or not to show the summary row.
+ * @param {Boolan} visible True to show the summary row
+ */
+ toggleSummaryRow: function(visible){
+ this.showSummaryRow = !!visible;
+ },
+
+<span id='Ext-grid.feature.AbstractSummary-method-getSummaryFragments'> /**
+</span> * Gets any fragments to be used in the tpl
+ * @private
+ * @return {Object} The fragments
+ */
+ getSummaryFragments: function(){
+ var fragments = {};
+ if (this.showSummaryRow) {
+ Ext.apply(fragments, {
+ printSummaryRow: Ext.bind(this.printSummaryRow, this)
+ });
+ }
+ return fragments;
+ },
+
+<span id='Ext-grid.feature.AbstractSummary-method-printSummaryRow'> /**
+</span> * Prints a summary row
+ * @private
+ * @param {Object} index The index in the template
+ * @return {String} The value of the summary row
+ */
+ printSummaryRow: function(index){
+ var inner = this.view.getTableChunker().metaRowTpl.join('');
+
+ inner = inner.replace('x-grid-row', 'x-grid-row-summary');
+ inner = inner.replace('{{id}}', '{gridSummaryValue}');
+ inner = inner.replace(this.nestedIdRe, '{id$1}');
+ inner = inner.replace('{[this.embedRowCls()]}', '{rowCls}');
+ inner = inner.replace('{[this.embedRowAttr()]}', '{rowAttr}');
+ inner = Ext.create('Ext.XTemplate', inner, {
+ firstOrLastCls: Ext.view.TableChunker.firstOrLastCls
+ });
+
+ return inner.applyTemplate({
+ columns: this.getPrintData(index)
+ });
+ },
+
+<span id='Ext-grid.feature.AbstractSummary-method-getColumnValue'> /**
+</span> * Gets the value for the column from the attached data.
+ * @param {Ext.grid.column.Column} column The header
+ * @param {Object} data The current data
+ * @return {String} The value to be rendered
+ */
+ getColumnValue: function(column, data){
+ var comp = Ext.getCmp(column.id),
+ value = data[column.dataIndex],
+ renderer = comp.summaryRenderer || comp.renderer;
+
+ if (renderer) {
+ value = renderer.call(comp.scope || this, value, data, column.dataIndex);
+ }
+ return value;
+ },
+
+<span id='Ext-grid.feature.AbstractSummary-method-getSummary'> /**
+</span> * Get the summary data for a field.
+ * @private
+ * @param {Ext.data.Store} store The store to get the data from
+ * @param {String/Function} type The type of aggregation. If a function is specified it will
+ * be passed to the stores aggregate function.
+ * @param {String} field The field to aggregate on
+ * @param {Boolean} group True to aggregate in grouped mode
+ * @return {Mixed} See the return type for the store functions.
+ */
+ getSummary: function(store, type, field, group){
+ if (type) {
+ if (Ext.isFunction(type)) {
+ return store.aggregate(type, null, group);
+ }
+
+ switch (type) {
+ case 'count':
+ return store.count(group);
+ case 'min':
+ return store.min(field, group);
+ case 'max':
+ return store.max(field, group);
+ case 'sum':
+ return store.sum(field, group);
+ case 'average':
+ return store.average(field, group);
+ default:
+ return group ? {} : '';
+
+ }
+ }
+ }
+
+});
+</pre></pre></body></html>
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