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<pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.0.3
- * Copyright(c) 2006-2009 Ext JS, LLC
+ * Ext JS Library 3.2.1
+ * Copyright(c) 2006-2010 Ext JS, Inc.
* licensing@extjs.com
* http://www.extjs.com/license
*/
-<div id="cls-Ext.grid.GroupingView"></div>/**\r
- * @class Ext.grid.GroupingView\r
- * @extends Ext.grid.GridView\r
- * Adds the ability for single level grouping to the grid. A {@link Ext.data.GroupingStore GroupingStore}\r
- * must be used to enable grouping. Some grouping characteristics may also be configured at the\r
- * {@link Ext.grid.Column Column level}<div class="mdetail-params"><ul>\r
- * <li><code>{@link Ext.grid.Column#emptyGroupText emptyGroupText}</li>\r
- * <li><code>{@link Ext.grid.Column#groupable groupable}</li>\r
- * <li><code>{@link Ext.grid.Column#groupName groupName}</li>\r
- * <li><code>{@link Ext.grid.Column#groupRender groupRender}</li>\r
- * </ul></div>\r
- * <p>Sample usage:</p>\r
- * <pre><code>\r
-var grid = new Ext.grid.GridPanel({\r
- // A groupingStore is required for a GroupingView\r
- store: new {@link Ext.data.GroupingStore}({\r
- autoDestroy: true,\r
- reader: reader,\r
- data: xg.dummyData,\r
- sortInfo: {field: 'company', direction: 'ASC'},\r
- {@link Ext.data.GroupingStore#groupOnSort groupOnSort}: true,\r
- {@link Ext.data.GroupingStore#remoteGroup remoteGroup}: true,\r
- {@link Ext.data.GroupingStore#groupField groupField}: 'industry'\r
- }),\r
- colModel: new {@link Ext.grid.ColumnModel}({\r
- columns:[\r
- {id:'company',header: 'Company', width: 60, dataIndex: 'company'},\r
- // {@link Ext.grid.Column#groupable groupable}, {@link Ext.grid.Column#groupName groupName}, {@link Ext.grid.Column#groupRender groupRender} are also configurable at column level\r
- {header: 'Price', renderer: Ext.util.Format.usMoney, dataIndex: 'price', {@link Ext.grid.Column#groupable groupable}: false},\r
- {header: 'Change', dataIndex: 'change', renderer: Ext.util.Format.usMoney},\r
- {header: 'Industry', dataIndex: 'industry'},\r
- {header: 'Last Updated', renderer: Ext.util.Format.dateRenderer('m/d/Y'), dataIndex: 'lastChange'}\r
- ],\r
- defaults: {\r
- sortable: true,\r
- menuDisabled: false,\r
- width: 20\r
- }\r
- }),\r
-\r
- view: new Ext.grid.GroupingView({\r
- {@link Ext.grid.GridView#forceFit forceFit}: true,\r
- // custom grouping text template to display the number of items per group\r
- {@link #groupTextTpl}: '{text} ({[values.rs.length]} {[values.rs.length > 1 ? "Items" : "Item"]})'\r
- }),\r
-\r
- frame:true,\r
- width: 700,\r
- height: 450,\r
- collapsible: true,\r
- animCollapse: false,\r
- title: 'Grouping Example',\r
- iconCls: 'icon-grid',\r
- renderTo: document.body\r
-});\r
- * </code></pre>\r
- * @constructor\r
- * @param {Object} config\r
- */\r
-Ext.grid.GroupingView = Ext.extend(Ext.grid.GridView, {\r
-\r
- <div id="cfg-Ext.grid.GroupingView-groupByText"></div>/**\r
- * @cfg {String} groupByText Text displayed in the grid header menu for grouping by a column\r
- * (defaults to 'Group By This Field').\r
- */\r
- groupByText : 'Group By This Field',\r
- <div id="cfg-Ext.grid.GroupingView-showGroupsText"></div>/**\r
- * @cfg {String} showGroupsText Text displayed in the grid header for enabling/disabling grouping\r
- * (defaults to 'Show in Groups').\r
- */\r
- showGroupsText : 'Show in Groups',\r
- <div id="cfg-Ext.grid.GroupingView-hideGroupedColumn"></div>/**\r
- * @cfg {Boolean} hideGroupedColumn <tt>true</tt> to hide the column that is currently grouped (defaults to <tt>false</tt>)\r
- */\r
- hideGroupedColumn : false,\r
- <div id="cfg-Ext.grid.GroupingView-showGroupName"></div>/**\r
- * @cfg {Boolean} showGroupName If <tt>true</tt> will display a prefix plus a ': ' before the group field value\r
- * in the group header line. The prefix will consist of the <tt><b>{@link Ext.grid.Column#groupName groupName}</b></tt>\r
- * (or the configured <tt><b>{@link Ext.grid.Column#header header}</b></tt> if not provided) configured in the\r
- * {@link Ext.grid.Column} for each set of grouped rows (defaults to <tt>true</tt>).\r
- */\r
- showGroupName : true,\r
- <div id="cfg-Ext.grid.GroupingView-startCollapsed"></div>/**\r
- * @cfg {Boolean} startCollapsed <tt>true</tt> to start all groups collapsed (defaults to <tt>false</tt>)\r
- */\r
- startCollapsed : false,\r
- <div id="cfg-Ext.grid.GroupingView-enableGrouping"></div>/**\r
- * @cfg {Boolean} enableGrouping <tt>false</tt> to disable grouping functionality (defaults to <tt>true</tt>)\r
- */\r
- enableGrouping : true,\r
- <div id="cfg-Ext.grid.GroupingView-enableGroupingMenu"></div>/**\r
- * @cfg {Boolean} enableGroupingMenu <tt>true</tt> to enable the grouping control in the column menu (defaults to <tt>true</tt>)\r
- */\r
- enableGroupingMenu : true,\r
- <div id="cfg-Ext.grid.GroupingView-enableNoGroups"></div>/**\r
- * @cfg {Boolean} enableNoGroups <tt>true</tt> to allow the user to turn off grouping (defaults to <tt>true</tt>)\r
- */\r
- enableNoGroups : true,\r
- <div id="cfg-Ext.grid.GroupingView-emptyGroupText"></div>/**\r
- * @cfg {String} emptyGroupText The text to display when there is an empty group value (defaults to <tt>'(None)'</tt>).\r
- * May also be specified per column, see {@link Ext.grid.Column}.{@link Ext.grid.Column#emptyGroupText emptyGroupText}.\r
- */\r
- emptyGroupText : '(None)',\r
- <div id="cfg-Ext.grid.GroupingView-ignoreAdd"></div>/**\r
- * @cfg {Boolean} ignoreAdd <tt>true</tt> to skip refreshing the view when new rows are added (defaults to <tt>false</tt>)\r
- */\r
- ignoreAdd : false,\r
- <div id="cfg-Ext.grid.GroupingView-groupTextTpl"></div>/**\r
- * @cfg {String} groupTextTpl The template used to render the group header (defaults to <tt>'{text}'</tt>).\r
- * This is used to format an object which contains the following properties:\r
- * <div class="mdetail-params"><ul>\r
- * <li><b>group</b> : String<p class="sub-desc">The <i>rendered</i> value of the group field.\r
- * By default this is the unchanged value of the group field. If a <tt><b>{@link Ext.grid.Column#groupRenderer groupRenderer}</b></tt>\r
- * is specified, it is the result of a call to that function.</p></li>\r
- * <li><b>gvalue</b> : Object<p class="sub-desc">The <i>raw</i> value of the group field.</p></li>\r
- * <li><b>text</b> : String<p class="sub-desc">The configured header (as described in <tt>{@link #showGroupName})</tt>\r
- * if <tt>{@link #showGroupName}</tt> is <tt>true</tt>) plus the <i>rendered</i> group field value.</p></li>\r
- * <li><b>groupId</b> : String<p class="sub-desc">A unique, generated ID which is applied to the\r
- * View Element which contains the group.</p></li>\r
- * <li><b>startRow</b> : Number<p class="sub-desc">The row index of the Record which caused group change.</p></li>\r
- * <li><b>rs</b> : Array<p class="sub-desc">Contains a single element: The Record providing the data\r
- * for the row which caused group change.</p></li>\r
- * <li><b>cls</b> : String<p class="sub-desc">The generated class name string to apply to the group header Element.</p></li>\r
- * <li><b>style</b> : String<p class="sub-desc">The inline style rules to apply to the group header Element.</p></li>\r
- * </ul></div></p>\r
- * See {@link Ext.XTemplate} for information on how to format data using a template. Possible usage:<pre><code>\r
-var grid = new Ext.grid.GridPanel({\r
- ...\r
- view: new Ext.grid.GroupingView({\r
- groupTextTpl: '{text} ({[values.rs.length]} {[values.rs.length > 1 ? "Items" : "Item"]})'\r
- }),\r
-});\r
- * </code></pre>\r
- */\r
- groupTextTpl : '{text}',\r
- \r
- <div id="cfg-Ext.grid.GroupingView-groupMode"></div>/**\r
- * @cfg {String} groupMode Indicates how to construct the group identifier. <tt>'value'</tt> constructs the id using\r
- * raw value, <tt>'display'</tt> constructs the id using the rendered value. Defaults to <tt>'value'</tt>.\r
- */\r
- groupMode: 'value',\r
- \r
- <div id="cfg-Ext.grid.GroupingView-groupRenderer"></div>/**\r
- * @cfg {Function} groupRenderer This property must be configured in the {@link Ext.grid.Column} for\r
- * each column.\r
- */\r
-\r
- // private\r
- gidSeed : 1000,\r
-\r
- // private\r
- initTemplates : function(){\r
- Ext.grid.GroupingView.superclass.initTemplates.call(this);\r
- this.state = {};\r
-\r
- var sm = this.grid.getSelectionModel();\r
- sm.on(sm.selectRow ? 'beforerowselect' : 'beforecellselect',\r
- this.onBeforeRowSelect, this);\r
-\r
- if(!this.startGroup){\r
- this.startGroup = new Ext.XTemplate(\r
- '<div id="{groupId}" class="x-grid-group {cls}">',\r
- '<div id="{groupId}-hd" class="x-grid-group-hd" style="{style}"><div class="x-grid-group-title">', this.groupTextTpl ,'</div></div>',\r
- '<div id="{groupId}-bd" class="x-grid-group-body">'\r
- );\r
- }\r
- this.startGroup.compile();\r
- this.endGroup = '</div></div>';\r
- },\r
-\r
- // private\r
- findGroup : function(el){\r
- return Ext.fly(el).up('.x-grid-group', this.mainBody.dom);\r
- },\r
-\r
- // private\r
- getGroups : function(){\r
- return this.hasRows() ? this.mainBody.dom.childNodes : [];\r
- },\r
-\r
- // private\r
- onAdd : function(){\r
- if(this.enableGrouping && !this.ignoreAdd){\r
- var ss = this.getScrollState();\r
- this.refresh();\r
- this.restoreScroll(ss);\r
- }else if(!this.enableGrouping){\r
- Ext.grid.GroupingView.superclass.onAdd.apply(this, arguments);\r
- }\r
- },\r
-\r
- // private\r
- onRemove : function(ds, record, index, isUpdate){\r
- Ext.grid.GroupingView.superclass.onRemove.apply(this, arguments);\r
- var g = document.getElementById(record._groupId);\r
- if(g && g.childNodes[1].childNodes.length < 1){\r
- Ext.removeNode(g);\r
- }\r
- this.applyEmptyText();\r
- },\r
-\r
- // private\r
- refreshRow : function(record){\r
- if(this.ds.getCount()==1){\r
- this.refresh();\r
- }else{\r
- this.isUpdating = true;\r
- Ext.grid.GroupingView.superclass.refreshRow.apply(this, arguments);\r
- this.isUpdating = false;\r
- }\r
- },\r
-\r
- // private\r
- beforeMenuShow : function(){\r
- var item, items = this.hmenu.items, disabled = this.cm.config[this.hdCtxIndex].groupable === false;\r
- if((item = items.get('groupBy'))){\r
- item.setDisabled(disabled);\r
- }\r
- if((item = items.get('showGroups'))){\r
- item.setDisabled(disabled);\r
- item.setChecked(!!this.getGroupField(), true);\r
- }\r
- },\r
-\r
- // private\r
- renderUI : function(){\r
- Ext.grid.GroupingView.superclass.renderUI.call(this);\r
- this.mainBody.on('mousedown', this.interceptMouse, this);\r
-\r
- if(this.enableGroupingMenu && this.hmenu){\r
- this.hmenu.add('-',{\r
- itemId:'groupBy',\r
- text: this.groupByText,\r
- handler: this.onGroupByClick,\r
- scope: this,\r
- iconCls:'x-group-by-icon'\r
- });\r
- if(this.enableNoGroups){\r
- this.hmenu.add({\r
- itemId:'showGroups',\r
- text: this.showGroupsText,\r
- checked: true,\r
- checkHandler: this.onShowGroupsClick,\r
- scope: this\r
- });\r
- }\r
- this.hmenu.on('beforeshow', this.beforeMenuShow, this);\r
- }\r
- },\r
-\r
- // private\r
- onGroupByClick : function(){\r
- this.grid.store.groupBy(this.cm.getDataIndex(this.hdCtxIndex));\r
- this.beforeMenuShow(); // Make sure the checkboxes get properly set when changing groups\r
- },\r
-\r
- // private\r
- onShowGroupsClick : function(mi, checked){\r
- if(checked){\r
- this.onGroupByClick();\r
- }else{\r
- this.grid.store.clearGrouping();\r
- }\r
- },\r
-\r
- <div id="method-Ext.grid.GroupingView-toggleGroup"></div>/**\r
- * Toggles the specified group if no value is passed, otherwise sets the expanded state of the group to the value passed.\r
- * @param {String} groupId The groupId assigned to the group (see getGroupId)\r
- * @param {Boolean} expanded (optional)\r
- */\r
- toggleGroup : function(group, expanded){\r
- this.grid.stopEditing(true);\r
- group = Ext.getDom(group);\r
- var gel = Ext.fly(group);\r
- expanded = expanded !== undefined ?\r
- expanded : gel.hasClass('x-grid-group-collapsed');\r
-\r
- this.state[gel.dom.id] = expanded;\r
- gel[expanded ? 'removeClass' : 'addClass']('x-grid-group-collapsed');\r
- },\r
-\r
- <div id="method-Ext.grid.GroupingView-toggleAllGroups"></div>/**\r
- * Toggles all groups if no value is passed, otherwise sets the expanded state of all groups to the value passed.\r
- * @param {Boolean} expanded (optional)\r
- */\r
- toggleAllGroups : function(expanded){\r
- var groups = this.getGroups();\r
- for(var i = 0, len = groups.length; i < len; i++){\r
- this.toggleGroup(groups[i], expanded);\r
- }\r
- },\r
-\r
- <div id="method-Ext.grid.GroupingView-expandAllGroups"></div>/**\r
- * Expands all grouped rows.\r
- */\r
- expandAllGroups : function(){\r
- this.toggleAllGroups(true);\r
- },\r
-\r
- <div id="method-Ext.grid.GroupingView-collapseAllGroups"></div>/**\r
- * Collapses all grouped rows.\r
- */\r
- collapseAllGroups : function(){\r
- this.toggleAllGroups(false);\r
- },\r
-\r
- // private\r
- interceptMouse : function(e){\r
- var hd = e.getTarget('.x-grid-group-hd', this.mainBody);\r
- if(hd){\r
- e.stopEvent();\r
- this.toggleGroup(hd.parentNode);\r
- }\r
- },\r
-\r
- // private\r
- getGroup : function(v, r, groupRenderer, rowIndex, colIndex, ds){\r
- var g = groupRenderer ? groupRenderer(v, {}, r, rowIndex, colIndex, ds) : String(v);\r
- if(g === '' || g === ' '){\r
- g = this.cm.config[colIndex].emptyGroupText || this.emptyGroupText;\r
- }\r
- return g;\r
- },\r
-\r
- // private\r
- getGroupField : function(){\r
- return this.grid.store.getGroupState();\r
- },\r
- \r
- // private\r
- afterRender : function(){\r
- Ext.grid.GroupingView.superclass.afterRender.call(this);\r
- if(this.grid.deferRowRender){\r
- this.updateGroupWidths();\r
- }\r
- },\r
-\r
- // private\r
- renderRows : function(){\r
- var groupField = this.getGroupField();\r
- var eg = !!groupField;\r
- // if they turned off grouping and the last grouped field is hidden\r
- if(this.hideGroupedColumn) {\r
- var colIndex = this.cm.findColumnIndex(groupField);\r
- if(!eg && this.lastGroupField !== undefined) {\r
- this.mainBody.update('');\r
- this.cm.setHidden(this.cm.findColumnIndex(this.lastGroupField), false);\r
- delete this.lastGroupField;\r
- }else if (eg && this.lastGroupField === undefined) {\r
- this.lastGroupField = groupField;\r
- this.cm.setHidden(colIndex, true);\r
- }else if (eg && this.lastGroupField !== undefined && groupField !== this.lastGroupField) {\r
- this.mainBody.update('');\r
- var oldIndex = this.cm.findColumnIndex(this.lastGroupField);\r
- this.cm.setHidden(oldIndex, false);\r
- this.lastGroupField = groupField;\r
- this.cm.setHidden(colIndex, true);\r
- }\r
- }\r
- return Ext.grid.GroupingView.superclass.renderRows.apply(\r
- this, arguments);\r
- },\r
-\r
- // private\r
- doRender : function(cs, rs, ds, startRow, colCount, stripe){\r
- if(rs.length < 1){\r
- return '';\r
- }\r
- var groupField = this.getGroupField(),\r
- colIndex = this.cm.findColumnIndex(groupField),\r
- g;\r
-\r
- this.enableGrouping = !!groupField;\r
-\r
- if(!this.enableGrouping || this.isUpdating){\r
- return Ext.grid.GroupingView.superclass.doRender.apply(\r
- this, arguments);\r
- }\r
- var gstyle = 'width:' + this.getTotalWidth() + ';',\r
- gidPrefix = this.grid.getGridEl().id,\r
- cfg = this.cm.config[colIndex],\r
- groupRenderer = cfg.groupRenderer || cfg.renderer,\r
- prefix = this.showGroupName ? (cfg.groupName || cfg.header)+': ' : '',\r
- groups = [],\r
- curGroup, i, len, gid;\r
-\r
- for(i = 0, len = rs.length; i < len; i++){\r
- var rowIndex = startRow + i,\r
- r = rs[i],\r
- gvalue = r.data[groupField];\r
- \r
- g = this.getGroup(gvalue, r, groupRenderer, rowIndex, colIndex, ds);\r
- if(!curGroup || curGroup.group != g){\r
- gid = this.constructId(gvalue, gidPrefix, groupField, colIndex);\r
- // if state is defined use it, however state is in terms of expanded\r
- // so negate it, otherwise use the default.\r
- var isCollapsed = typeof this.state[gid] !== 'undefined' ? !this.state[gid] : this.startCollapsed;\r
- var gcls = isCollapsed ? 'x-grid-group-collapsed' : ''; \r
- curGroup = {\r
- group: g,\r
- gvalue: gvalue,\r
- text: prefix + g,\r
- groupId: gid,\r
- startRow: rowIndex,\r
- rs: [r],\r
- cls: gcls,\r
- style: gstyle\r
- };\r
- groups.push(curGroup);\r
- }else{\r
- curGroup.rs.push(r);\r
- }\r
- r._groupId = gid;\r
- }\r
-\r
- var buf = [];\r
- for(i = 0, len = groups.length; i < len; i++){\r
- g = groups[i];\r
- this.doGroupStart(buf, g, cs, ds, colCount);\r
- buf[buf.length] = Ext.grid.GroupingView.superclass.doRender.call(\r
- this, cs, g.rs, ds, g.startRow, colCount, stripe);\r
-\r
- this.doGroupEnd(buf, g, cs, ds, colCount);\r
- }\r
- return buf.join('');\r
- },\r
-\r
- <div id="method-Ext.grid.GroupingView-getGroupId"></div>/**\r
- * Dynamically tries to determine the groupId of a specific value\r
- * @param {String} value\r
- * @return {String} The group id\r
- */\r
- getGroupId : function(value){\r
- var field = this.getGroupField();\r
- return this.constructId(value, this.grid.getGridEl().id, field, this.cm.findColumnIndex(field));\r
- },\r
- \r
- // private\r
- constructId : function(value, prefix, field, idx){\r
- var cfg = this.cm.config[idx],\r
- groupRenderer = cfg.groupRenderer || cfg.renderer,\r
- val = (this.groupMode == 'value') ? value : this.getGroup(value, {data:{}}, groupRenderer, 0, idx, this.ds);\r
- \r
- return prefix + '-gp-' + field + '-' + Ext.util.Format.htmlEncode(val);\r
- },\r
-\r
- // private\r
- doGroupStart : function(buf, g, cs, ds, colCount){\r
- buf[buf.length] = this.startGroup.apply(g);\r
- },\r
-\r
- // private\r
- doGroupEnd : function(buf, g, cs, ds, colCount){\r
- buf[buf.length] = this.endGroup;\r
- },\r
-\r
- // private\r
- getRows : function(){\r
- if(!this.enableGrouping){\r
- return Ext.grid.GroupingView.superclass.getRows.call(this);\r
- }\r
- var r = [];\r
- var g, gs = this.getGroups();\r
- for(var i = 0, len = gs.length; i < len; i++){\r
- g = gs[i].childNodes[1].childNodes;\r
- for(var j = 0, jlen = g.length; j < jlen; j++){\r
- r[r.length] = g[j];\r
- }\r
- }\r
- return r;\r
- },\r
-\r
- // private\r
- updateGroupWidths : function(){\r
- if(!this.enableGrouping || !this.hasRows()){\r
- return;\r
- }\r
- var tw = Math.max(this.cm.getTotalWidth(), this.el.dom.offsetWidth-this.getScrollOffset()) +'px';\r
- var gs = this.getGroups();\r
- for(var i = 0, len = gs.length; i < len; i++){\r
- gs[i].firstChild.style.width = tw;\r
- }\r
- },\r
-\r
- // private\r
- onColumnWidthUpdated : function(col, w, tw){\r
- Ext.grid.GroupingView.superclass.onColumnWidthUpdated.call(this, col, w, tw);\r
- this.updateGroupWidths();\r
- },\r
-\r
- // private\r
- onAllColumnWidthsUpdated : function(ws, tw){\r
- Ext.grid.GroupingView.superclass.onAllColumnWidthsUpdated.call(this, ws, tw);\r
- this.updateGroupWidths();\r
- },\r
-\r
- // private\r
- onColumnHiddenUpdated : function(col, hidden, tw){\r
- Ext.grid.GroupingView.superclass.onColumnHiddenUpdated.call(this, col, hidden, tw);\r
- this.updateGroupWidths();\r
- },\r
-\r
- // private\r
- onLayout : function(){\r
- this.updateGroupWidths();\r
- },\r
-\r
- // private\r
- onBeforeRowSelect : function(sm, rowIndex){\r
- if(!this.enableGrouping){\r
- return;\r
- }\r
- var row = this.getRow(rowIndex);\r
- if(row && !row.offsetParent){\r
- var g = this.findGroup(row);\r
- this.toggleGroup(g, true);\r
- }\r
- }\r
-});\r
-// private\r
-Ext.grid.GroupingView.GROUP_ID = 1000;</pre>
+<div id="cls-Ext.grid.GroupingView"></div>/**
+ * @class Ext.grid.GroupingView
+ * @extends Ext.grid.GridView
+ * Adds the ability for single level grouping to the grid. A {@link Ext.data.GroupingStore GroupingStore}
+ * must be used to enable grouping. Some grouping characteristics may also be configured at the
+ * {@link Ext.grid.Column Column level}<div class="mdetail-params"><ul>
+ * <li><code>{@link Ext.grid.Column#emptyGroupText emptyGroupText}</code></li>
+ * <li><code>{@link Ext.grid.Column#groupable groupable}</code></li>
+ * <li><code>{@link Ext.grid.Column#groupName groupName}</code></li>
+ * <li><code>{@link Ext.grid.Column#groupRender groupRender}</code></li>
+ * </ul></div>
+ * <p>Sample usage:</p>
+ * <pre><code>
+var grid = new Ext.grid.GridPanel({
+ // A groupingStore is required for a GroupingView
+ store: new {@link Ext.data.GroupingStore}({
+ autoDestroy: true,
+ reader: reader,
+ data: xg.dummyData,
+ sortInfo: {field: 'company', direction: 'ASC'},
+ {@link Ext.data.GroupingStore#groupOnSort groupOnSort}: true,
+ {@link Ext.data.GroupingStore#remoteGroup remoteGroup}: true,
+ {@link Ext.data.GroupingStore#groupField groupField}: 'industry'
+ }),
+ colModel: new {@link Ext.grid.ColumnModel}({
+ columns:[
+ {id:'company',header: 'Company', width: 60, dataIndex: 'company'},
+ // {@link Ext.grid.Column#groupable groupable}, {@link Ext.grid.Column#groupName groupName}, {@link Ext.grid.Column#groupRender groupRender} are also configurable at column level
+ {header: 'Price', renderer: Ext.util.Format.usMoney, dataIndex: 'price', {@link Ext.grid.Column#groupable groupable}: false},
+ {header: 'Change', dataIndex: 'change', renderer: Ext.util.Format.usMoney},
+ {header: 'Industry', dataIndex: 'industry'},
+ {header: 'Last Updated', renderer: Ext.util.Format.dateRenderer('m/d/Y'), dataIndex: 'lastChange'}
+ ],
+ defaults: {
+ sortable: true,
+ menuDisabled: false,
+ width: 20
+ }
+ }),
+
+ view: new Ext.grid.GroupingView({
+ {@link Ext.grid.GridView#forceFit forceFit}: true,
+ // custom grouping text template to display the number of items per group
+ {@link #groupTextTpl}: '{text} ({[values.rs.length]} {[values.rs.length > 1 ? "Items" : "Item"]})'
+ }),
+
+ frame:true,
+ width: 700,
+ height: 450,
+ collapsible: true,
+ animCollapse: false,
+ title: 'Grouping Example',
+ iconCls: 'icon-grid',
+ renderTo: document.body
+});
+ * </code></pre>
+ * @constructor
+ * @param {Object} config
+ */
+Ext.grid.GroupingView = Ext.extend(Ext.grid.GridView, {
+
+ <div id="cfg-Ext.grid.GroupingView-groupByText"></div>/**
+ * @cfg {String} groupByText Text displayed in the grid header menu for grouping by a column
+ * (defaults to 'Group By This Field').
+ */
+ groupByText : 'Group By This Field',
+ <div id="cfg-Ext.grid.GroupingView-showGroupsText"></div>/**
+ * @cfg {String} showGroupsText Text displayed in the grid header for enabling/disabling grouping
+ * (defaults to 'Show in Groups').
+ */
+ showGroupsText : 'Show in Groups',
+ <div id="cfg-Ext.grid.GroupingView-hideGroupedColumn"></div>/**
+ * @cfg {Boolean} hideGroupedColumn <tt>true</tt> to hide the column that is currently grouped (defaults to <tt>false</tt>)
+ */
+ hideGroupedColumn : false,
+ <div id="cfg-Ext.grid.GroupingView-showGroupName"></div>/**
+ * @cfg {Boolean} showGroupName If <tt>true</tt> will display a prefix plus a ': ' before the group field value
+ * in the group header line. The prefix will consist of the <tt><b>{@link Ext.grid.Column#groupName groupName}</b></tt>
+ * (or the configured <tt><b>{@link Ext.grid.Column#header header}</b></tt> if not provided) configured in the
+ * {@link Ext.grid.Column} for each set of grouped rows (defaults to <tt>true</tt>).
+ */
+ showGroupName : true,
+ <div id="cfg-Ext.grid.GroupingView-startCollapsed"></div>/**
+ * @cfg {Boolean} startCollapsed <tt>true</tt> to start all groups collapsed (defaults to <tt>false</tt>)
+ */
+ startCollapsed : false,
+ <div id="cfg-Ext.grid.GroupingView-enableGrouping"></div>/**
+ * @cfg {Boolean} enableGrouping <tt>false</tt> to disable grouping functionality (defaults to <tt>true</tt>)
+ */
+ enableGrouping : true,
+ <div id="cfg-Ext.grid.GroupingView-enableGroupingMenu"></div>/**
+ * @cfg {Boolean} enableGroupingMenu <tt>true</tt> to enable the grouping control in the column menu (defaults to <tt>true</tt>)
+ */
+ enableGroupingMenu : true,
+ <div id="cfg-Ext.grid.GroupingView-enableNoGroups"></div>/**
+ * @cfg {Boolean} enableNoGroups <tt>true</tt> to allow the user to turn off grouping (defaults to <tt>true</tt>)
+ */
+ enableNoGroups : true,
+ <div id="cfg-Ext.grid.GroupingView-emptyGroupText"></div>/**
+ * @cfg {String} emptyGroupText The text to display when there is an empty group value (defaults to <tt>'(None)'</tt>).
+ * May also be specified per column, see {@link Ext.grid.Column}.{@link Ext.grid.Column#emptyGroupText emptyGroupText}.
+ */
+ emptyGroupText : '(None)',
+ <div id="cfg-Ext.grid.GroupingView-ignoreAdd"></div>/**
+ * @cfg {Boolean} ignoreAdd <tt>true</tt> to skip refreshing the view when new rows are added (defaults to <tt>false</tt>)
+ */
+ ignoreAdd : false,
+ <div id="cfg-Ext.grid.GroupingView-groupTextTpl"></div>/**
+ * @cfg {String} groupTextTpl The template used to render the group header (defaults to <tt>'{text}'</tt>).
+ * This is used to format an object which contains the following properties:
+ * <div class="mdetail-params"><ul>
+ * <li><b>group</b> : String<p class="sub-desc">The <i>rendered</i> value of the group field.
+ * By default this is the unchanged value of the group field. If a <tt><b>{@link Ext.grid.Column#groupRenderer groupRenderer}</b></tt>
+ * is specified, it is the result of a call to that function.</p></li>
+ * <li><b>gvalue</b> : Object<p class="sub-desc">The <i>raw</i> value of the group field.</p></li>
+ * <li><b>text</b> : String<p class="sub-desc">The configured header (as described in <tt>{@link #showGroupName})</tt>
+ * if <tt>{@link #showGroupName}</tt> is <tt>true</tt>) plus the <i>rendered</i> group field value.</p></li>
+ * <li><b>groupId</b> : String<p class="sub-desc">A unique, generated ID which is applied to the
+ * View Element which contains the group.</p></li>
+ * <li><b>startRow</b> : Number<p class="sub-desc">The row index of the Record which caused group change.</p></li>
+ * <li><b>rs</b> : Array<p class="sub-desc">Contains a single element: The Record providing the data
+ * for the row which caused group change.</p></li>
+ * <li><b>cls</b> : String<p class="sub-desc">The generated class name string to apply to the group header Element.</p></li>
+ * <li><b>style</b> : String<p class="sub-desc">The inline style rules to apply to the group header Element.</p></li>
+ * </ul></div></p>
+ * See {@link Ext.XTemplate} for information on how to format data using a template. Possible usage:<pre><code>
+var grid = new Ext.grid.GridPanel({
+ ...
+ view: new Ext.grid.GroupingView({
+ groupTextTpl: '{text} ({[values.rs.length]} {[values.rs.length > 1 ? "Items" : "Item"]})'
+ }),
+});
+ * </code></pre>
+ */
+ groupTextTpl : '{text}',
+
+ <div id="cfg-Ext.grid.GroupingView-groupMode"></div>/**
+ * @cfg {String} groupMode Indicates how to construct the group identifier. <tt>'value'</tt> constructs the id using
+ * raw value, <tt>'display'</tt> constructs the id using the rendered value. Defaults to <tt>'value'</tt>.
+ */
+ groupMode: 'value',
+
+ <div id="cfg-Ext.grid.GroupingView-groupRenderer"></div>/**
+ * @cfg {Function} groupRenderer This property must be configured in the {@link Ext.grid.Column} for
+ * each column.
+ */
+
+ // private
+ initTemplates : function(){
+ Ext.grid.GroupingView.superclass.initTemplates.call(this);
+ this.state = {};
+
+ var sm = this.grid.getSelectionModel();
+ sm.on(sm.selectRow ? 'beforerowselect' : 'beforecellselect',
+ this.onBeforeRowSelect, this);
+
+ if(!this.startGroup){
+ this.startGroup = new Ext.XTemplate(
+ '<div id="{groupId}" class="x-grid-group {cls}">',
+ '<div id="{groupId}-hd" class="x-grid-group-hd" style="{style}"><div class="x-grid-group-title">', this.groupTextTpl ,'</div></div>',
+ '<div id="{groupId}-bd" class="x-grid-group-body">'
+ );
+ }
+ this.startGroup.compile();
+
+ if (!this.endGroup) {
+ this.endGroup = '</div></div>';
+ }
+ },
+
+ // private
+ findGroup : function(el){
+ return Ext.fly(el).up('.x-grid-group', this.mainBody.dom);
+ },
+
+ // private
+ getGroups : function(){
+ return this.hasRows() ? this.mainBody.dom.childNodes : [];
+ },
+
+ // private
+ onAdd : function(ds, records, index) {
+ if (this.canGroup() && !this.ignoreAdd) {
+ var ss = this.getScrollState();
+ this.fireEvent('beforerowsinserted', ds, index, index + (records.length-1));
+ this.refresh();
+ this.restoreScroll(ss);
+ this.fireEvent('rowsinserted', ds, index, index + (records.length-1));
+ } else if (!this.canGroup()) {
+ Ext.grid.GroupingView.superclass.onAdd.apply(this, arguments);
+ }
+ },
+
+ // private
+ onRemove : function(ds, record, index, isUpdate){
+ Ext.grid.GroupingView.superclass.onRemove.apply(this, arguments);
+ var g = document.getElementById(record._groupId);
+ if(g && g.childNodes[1].childNodes.length < 1){
+ Ext.removeNode(g);
+ }
+ this.applyEmptyText();
+ },
+
+ // private
+ refreshRow : function(record){
+ if(this.ds.getCount()==1){
+ this.refresh();
+ }else{
+ this.isUpdating = true;
+ Ext.grid.GroupingView.superclass.refreshRow.apply(this, arguments);
+ this.isUpdating = false;
+ }
+ },
+
+ // private
+ beforeMenuShow : function(){
+ var item, items = this.hmenu.items, disabled = this.cm.config[this.hdCtxIndex].groupable === false;
+ if((item = items.get('groupBy'))){
+ item.setDisabled(disabled);
+ }
+ if((item = items.get('showGroups'))){
+ item.setDisabled(disabled);
+ item.setChecked(this.enableGrouping, true);
+ }
+ },
+
+ // private
+ renderUI : function(){
+ Ext.grid.GroupingView.superclass.renderUI.call(this);
+ this.mainBody.on('mousedown', this.interceptMouse, this);
+
+ if(this.enableGroupingMenu && this.hmenu){
+ this.hmenu.add('-',{
+ itemId:'groupBy',
+ text: this.groupByText,
+ handler: this.onGroupByClick,
+ scope: this,
+ iconCls:'x-group-by-icon'
+ });
+ if(this.enableNoGroups){
+ this.hmenu.add({
+ itemId:'showGroups',
+ text: this.showGroupsText,
+ checked: true,
+ checkHandler: this.onShowGroupsClick,
+ scope: this
+ });
+ }
+ this.hmenu.on('beforeshow', this.beforeMenuShow, this);
+ }
+ },
+
+ processEvent: function(name, e){
+ Ext.grid.GroupingView.superclass.processEvent.call(this, name, e);
+ var hd = e.getTarget('.x-grid-group-hd', this.mainBody);
+ if(hd){
+ // group value is at the end of the string
+ var field = this.getGroupField(),
+ prefix = this.getPrefix(field),
+ groupValue = hd.id.substring(prefix.length);
+
+ // remove trailing '-hd'
+ groupValue = groupValue.substr(0, groupValue.length - 3);
+ if(groupValue){
+ this.grid.fireEvent('group' + name, this.grid, field, groupValue, e);
+ }
+ }
+
+ },
+
+ // private
+ onGroupByClick : function(){
+ this.enableGrouping = true;
+ this.grid.store.groupBy(this.cm.getDataIndex(this.hdCtxIndex));
+ this.grid.fireEvent('groupchange', this, this.grid.store.getGroupState());
+ this.beforeMenuShow(); // Make sure the checkboxes get properly set when changing groups
+ this.refresh();
+ },
+
+ // private
+ onShowGroupsClick : function(mi, checked){
+ this.enableGrouping = checked;
+ if(checked){
+ this.onGroupByClick();
+ }else{
+ this.grid.store.clearGrouping();
+ this.grid.fireEvent('groupchange', this, null);
+ }
+ },
+
+ <div id="method-Ext.grid.GroupingView-toggleRowIndex"></div>/**
+ * Toggle the group that contains the specific row.
+ * @param {Number} rowIndex The row inside the group
+ * @param {Boolean} expanded (optional)
+ */
+ toggleRowIndex : function(rowIndex, expanded){
+ if(!this.canGroup()){
+ return;
+ }
+ var row = this.getRow(rowIndex);
+ if(row){
+ this.toggleGroup(this.findGroup(row), expanded);
+ }
+ },
+
+ <div id="method-Ext.grid.GroupingView-toggleGroup"></div>/**
+ * Toggles the specified group if no value is passed, otherwise sets the expanded state of the group to the value passed.
+ * @param {String} groupId The groupId assigned to the group (see getGroupId)
+ * @param {Boolean} expanded (optional)
+ */
+ toggleGroup : function(group, expanded){
+ var gel = Ext.get(group);
+ expanded = Ext.isDefined(expanded) ? expanded : gel.hasClass('x-grid-group-collapsed');
+ if(this.state[gel.id] !== expanded){
+ this.grid.stopEditing(true);
+ this.state[gel.id] = expanded;
+ gel[expanded ? 'removeClass' : 'addClass']('x-grid-group-collapsed');
+ }
+ },
+
+ <div id="method-Ext.grid.GroupingView-toggleAllGroups"></div>/**
+ * Toggles all groups if no value is passed, otherwise sets the expanded state of all groups to the value passed.
+ * @param {Boolean} expanded (optional)
+ */
+ toggleAllGroups : function(expanded){
+ var groups = this.getGroups();
+ for(var i = 0, len = groups.length; i < len; i++){
+ this.toggleGroup(groups[i], expanded);
+ }
+ },
+
+ <div id="method-Ext.grid.GroupingView-expandAllGroups"></div>/**
+ * Expands all grouped rows.
+ */
+ expandAllGroups : function(){
+ this.toggleAllGroups(true);
+ },
+
+ <div id="method-Ext.grid.GroupingView-collapseAllGroups"></div>/**
+ * Collapses all grouped rows.
+ */
+ collapseAllGroups : function(){
+ this.toggleAllGroups(false);
+ },
+
+ // private
+ interceptMouse : function(e){
+ var hd = e.getTarget('.x-grid-group-hd', this.mainBody);
+ if(hd){
+ e.stopEvent();
+ this.toggleGroup(hd.parentNode);
+ }
+ },
+
+ // private
+ getGroup : function(v, r, groupRenderer, rowIndex, colIndex, ds){
+ var g = groupRenderer ? groupRenderer(v, {}, r, rowIndex, colIndex, ds) : String(v);
+ if(g === '' || g === ' '){
+ g = this.cm.config[colIndex].emptyGroupText || this.emptyGroupText;
+ }
+ return g;
+ },
+
+ // private
+ getGroupField : function(){
+ return this.grid.store.getGroupState();
+ },
+
+ // private
+ afterRender : function(){
+ if(!this.ds || !this.cm){
+ return;
+ }
+ Ext.grid.GroupingView.superclass.afterRender.call(this);
+ if(this.grid.deferRowRender){
+ this.updateGroupWidths();
+ }
+ },
+
+ // private
+ renderRows : function(){
+ var groupField = this.getGroupField();
+ var eg = !!groupField;
+ // if they turned off grouping and the last grouped field is hidden
+ if(this.hideGroupedColumn) {
+ var colIndex = this.cm.findColumnIndex(groupField),
+ hasLastGroupField = Ext.isDefined(this.lastGroupField);
+ if(!eg && hasLastGroupField){
+ this.mainBody.update('');
+ this.cm.setHidden(this.cm.findColumnIndex(this.lastGroupField), false);
+ delete this.lastGroupField;
+ }else if (eg && !hasLastGroupField){
+ this.lastGroupField = groupField;
+ this.cm.setHidden(colIndex, true);
+ }else if (eg && hasLastGroupField && groupField !== this.lastGroupField) {
+ this.mainBody.update('');
+ var oldIndex = this.cm.findColumnIndex(this.lastGroupField);
+ this.cm.setHidden(oldIndex, false);
+ this.lastGroupField = groupField;
+ this.cm.setHidden(colIndex, true);
+ }
+ }
+ return Ext.grid.GroupingView.superclass.renderRows.apply(
+ this, arguments);
+ },
+
+ // private
+ doRender : function(cs, rs, ds, startRow, colCount, stripe){
+ if(rs.length < 1){
+ return '';
+ }
+
+ if(!this.canGroup() || this.isUpdating){
+ return Ext.grid.GroupingView.superclass.doRender.apply(this, arguments);
+ }
+
+ var groupField = this.getGroupField(),
+ colIndex = this.cm.findColumnIndex(groupField),
+ g,
+ gstyle = 'width:' + this.getTotalWidth() + ';',
+ cfg = this.cm.config[colIndex],
+ groupRenderer = cfg.groupRenderer || cfg.renderer,
+ prefix = this.showGroupName ? (cfg.groupName || cfg.header)+': ' : '',
+ groups = [],
+ curGroup, i, len, gid;
+
+ for(i = 0, len = rs.length; i < len; i++){
+ var rowIndex = startRow + i,
+ r = rs[i],
+ gvalue = r.data[groupField];
+
+ g = this.getGroup(gvalue, r, groupRenderer, rowIndex, colIndex, ds);
+ if(!curGroup || curGroup.group != g){
+ gid = this.constructId(gvalue, groupField, colIndex);
+ // if state is defined use it, however state is in terms of expanded
+ // so negate it, otherwise use the default.
+ this.state[gid] = !(Ext.isDefined(this.state[gid]) ? !this.state[gid] : this.startCollapsed);
+ curGroup = {
+ group: g,
+ gvalue: gvalue,
+ text: prefix + g,
+ groupId: gid,
+ startRow: rowIndex,
+ rs: [r],
+ cls: this.state[gid] ? '' : 'x-grid-group-collapsed',
+ style: gstyle
+ };
+ groups.push(curGroup);
+ }else{
+ curGroup.rs.push(r);
+ }
+ r._groupId = gid;
+ }
+
+ var buf = [];
+ for(i = 0, len = groups.length; i < len; i++){
+ g = groups[i];
+ this.doGroupStart(buf, g, cs, ds, colCount);
+ buf[buf.length] = Ext.grid.GroupingView.superclass.doRender.call(
+ this, cs, g.rs, ds, g.startRow, colCount, stripe);
+
+ this.doGroupEnd(buf, g, cs, ds, colCount);
+ }
+ return buf.join('');
+ },
+
+ <div id="method-Ext.grid.GroupingView-getGroupId"></div>/**
+ * Dynamically tries to determine the groupId of a specific value
+ * @param {String} value
+ * @return {String} The group id
+ */
+ getGroupId : function(value){
+ var field = this.getGroupField();
+ return this.constructId(value, field, this.cm.findColumnIndex(field));
+ },
+
+ // private
+ constructId : function(value, field, idx){
+ var cfg = this.cm.config[idx],
+ groupRenderer = cfg.groupRenderer || cfg.renderer,
+ val = (this.groupMode == 'value') ? value : this.getGroup(value, {data:{}}, groupRenderer, 0, idx, this.ds);
+
+ return this.getPrefix(field) + Ext.util.Format.htmlEncode(val);
+ },
+
+ // private
+ canGroup : function(){
+ return this.enableGrouping && !!this.getGroupField();
+ },
+
+ // private
+ getPrefix: function(field){
+ return this.grid.getGridEl().id + '-gp-' + field + '-';
+ },
+
+ // private
+ doGroupStart : function(buf, g, cs, ds, colCount){
+ buf[buf.length] = this.startGroup.apply(g);
+ },
+
+ // private
+ doGroupEnd : function(buf, g, cs, ds, colCount){
+ buf[buf.length] = this.endGroup;
+ },
+
+ // private
+ getRows : function(){
+ if(!this.canGroup()){
+ return Ext.grid.GroupingView.superclass.getRows.call(this);
+ }
+ var r = [],
+ gs = this.getGroups(),
+ g,
+ i = 0,
+ len = gs.length,
+ j,
+ jlen;
+ for(; i < len; ++i){
+ g = gs[i].childNodes[1];
+ if(g){
+ g = g.childNodes;
+ for(j = 0, jlen = g.length; j < jlen; ++j){
+ r[r.length] = g[j];
+ }
+ }
+ }
+ return r;
+ },
+
+ // private
+ updateGroupWidths : function(){
+ if(!this.canGroup() || !this.hasRows()){
+ return;
+ }
+ var tw = Math.max(this.cm.getTotalWidth(), this.el.dom.offsetWidth-this.getScrollOffset()) +'px';
+ var gs = this.getGroups();
+ for(var i = 0, len = gs.length; i < len; i++){
+ gs[i].firstChild.style.width = tw;
+ }
+ },
+
+ // private
+ onColumnWidthUpdated : function(col, w, tw){
+ Ext.grid.GroupingView.superclass.onColumnWidthUpdated.call(this, col, w, tw);
+ this.updateGroupWidths();
+ },
+
+ // private
+ onAllColumnWidthsUpdated : function(ws, tw){
+ Ext.grid.GroupingView.superclass.onAllColumnWidthsUpdated.call(this, ws, tw);
+ this.updateGroupWidths();
+ },
+
+ // private
+ onColumnHiddenUpdated : function(col, hidden, tw){
+ Ext.grid.GroupingView.superclass.onColumnHiddenUpdated.call(this, col, hidden, tw);
+ this.updateGroupWidths();
+ },
+
+ // private
+ onLayout : function(){
+ this.updateGroupWidths();
+ },
+
+ // private
+ onBeforeRowSelect : function(sm, rowIndex){
+ this.toggleRowIndex(rowIndex, true);
+ }
+});
+// private
+Ext.grid.GroupingView.GROUP_ID = 1000;</pre>
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