+++ /dev/null
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- <title>The source code</title>\r
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-<body onload="prettyPrint();">\r
- <pre class="prettyprint lang-js"><div id="cls-Ext.list.ListView"></div>/**\r
- * @class Ext.list.ListView\r
- * @extends Ext.DataView\r
- * <p>Ext.list.ListView is a fast and light-weight implentation of a\r
- * {@link Ext.grid.GridPanel Grid} like view with the following characteristics:</p>\r
- * <div class="mdetail-params"><ul>\r
- * <li>resizable columns</li>\r
- * <li>selectable</li>\r
- * <li>column widths are initially proportioned by percentage based on the container\r
- * width and number of columns</li>\r
- * <li>uses templates to render the data in any required format</li>\r
- * <li>no horizontal scrolling</li>\r
- * <li>no editing</li>\r
- * </ul></div>\r
- * <p>Example usage:</p>\r
- * <pre><code>\r
-// consume JSON of this form:\r
-{\r
- "images":[\r
- {\r
- "name":"dance_fever.jpg",\r
- "size":2067,\r
- "lastmod":1236974993000,\r
- "url":"images\/thumbs\/dance_fever.jpg"\r
- },\r
- {\r
- "name":"zack_sink.jpg",\r
- "size":2303,\r
- "lastmod":1236974993000,\r
- "url":"images\/thumbs\/zack_sink.jpg"\r
- }\r
- ]\r
-} \r
-var store = new Ext.data.JsonStore({\r
- url: 'get-images.php',\r
- root: 'images',\r
- fields: [\r
- 'name', 'url',\r
- {name:'size', type: 'float'},\r
- {name:'lastmod', type:'date', dateFormat:'timestamp'}\r
- ]\r
-});\r
-store.load();\r
-\r
-var listView = new Ext.list.ListView({\r
- store: store,\r
- multiSelect: true,\r
- emptyText: 'No images to display',\r
- reserveScrollOffset: true,\r
- columns: [{\r
- header: 'File',\r
- width: .5,\r
- dataIndex: 'name'\r
- },{\r
- header: 'Last Modified',\r
- width: .35, \r
- dataIndex: 'lastmod',\r
- tpl: '{lastmod:date("m-d h:i a")}'\r
- },{\r
- header: 'Size',\r
- dataIndex: 'size',\r
- tpl: '{size:fileSize}', // format using Ext.util.Format.fileSize()\r
- align: 'right'\r
- }]\r
-});\r
-\r
-// put it in a Panel so it looks pretty\r
-var panel = new Ext.Panel({\r
- id:'images-view',\r
- width:425,\r
- height:250,\r
- collapsible:true,\r
- layout:'fit',\r
- title:'Simple ListView <i>(0 items selected)</i>',\r
- items: listView\r
-});\r
-panel.render(document.body);\r
-\r
-// little bit of feedback\r
-listView.on('selectionchange', function(view, nodes){\r
- var l = nodes.length;\r
- var s = l != 1 ? 's' : '';\r
- panel.setTitle('Simple ListView <i>('+l+' item'+s+' selected)</i>');\r
-});\r
- * </code></pre>\r
- * @constructor\r
- * @param {Object} config\r
- * @xtype listview\r
- */\r
-Ext.list.ListView = Ext.extend(Ext.DataView, {\r
- <div id="prop-Ext.list.ListView-disableHeaders"></div>/**\r
- * Set this property to <tt>true</tt> to disable the header click handler disabling sort\r
- * (defaults to <tt>false</tt>).\r
- * @type Boolean\r
- * @property disableHeaders\r
- */\r
- <div id="cfg-Ext.list.ListView-hideHeaders"></div>/**\r
- * @cfg {Boolean} hideHeaders\r
- * <tt>true</tt> to hide the {@link #internalTpl header row} (defaults to <tt>false</tt> so\r
- * the {@link #internalTpl header row} will be shown).\r
- */\r
- <div id="cfg-Ext.list.ListView-itemSelector"></div>/**\r
- * @cfg {String} itemSelector\r
- * Defaults to <tt>'dl'</tt> to work with the preconfigured <b><tt>{@link Ext.DataView#tpl tpl}</tt></b>.\r
- * This setting specifies the CSS selector (e.g. <tt>div.some-class</tt> or <tt>span:first-child</tt>)\r
- * that will be used to determine what nodes the ListView will be working with. \r
- */\r
- itemSelector: 'dl',\r
- <div id="cfg-Ext.list.ListView-selectedClass"></div>/**\r
- * @cfg {String} selectedClass The CSS class applied to a selected row (defaults to\r
- * <tt>'x-list-selected'</tt>). An example overriding the default styling:\r
- <pre><code>\r
- .x-list-selected {background-color: yellow;}\r
- </code></pre>\r
- * @type String\r
- */\r
- selectedClass:'x-list-selected',\r
- <div id="cfg-Ext.list.ListView-overClass"></div>/**\r
- * @cfg {String} overClass The CSS class applied when over a row (defaults to\r
- * <tt>'x-list-over'</tt>). An example overriding the default styling:\r
- <pre><code>\r
- .x-list-over {background-color: orange;}\r
- </code></pre>\r
- * @type String\r
- */\r
- overClass:'x-list-over',\r
- <div id="cfg-Ext.list.ListView-reserveScrollOffset"></div>/**\r
- * @cfg {Boolean} reserveScrollOffset\r
- * By default will defer accounting for the configured <b><tt>{@link #scrollOffset}</tt></b>\r
- * for 10 milliseconds. Specify <tt>true</tt> to account for the configured\r
- * <b><tt>{@link #scrollOffset}</tt></b> immediately.\r
- */\r
- <div id="cfg-Ext.list.ListView-scrollOffset"></div>/**\r
- * @cfg {Number} scrollOffset The amount of space to reserve for the scrollbar (defaults to\r
- * <tt>undefined</tt>). If an explicit value isn't specified, this will be automatically\r
- * calculated.\r
- */\r
- scrollOffset : undefined,\r
- <div id="cfg-Ext.list.ListView-columnResize"></div>/**\r
- * @cfg {Boolean/Object} columnResize\r
- * Specify <tt>true</tt> or specify a configuration object for {@link Ext.list.ListView.ColumnResizer}\r
- * to enable the columns to be resizable (defaults to <tt>true</tt>).\r
- */\r
- columnResize: true,\r
- <div id="cfg-Ext.list.ListView-columns"></div>/**\r
- * @cfg {Array} columns An array of column configuration objects, for example:\r
- * <pre><code>\r
-{\r
- align: 'right',\r
- dataIndex: 'size',\r
- header: 'Size',\r
- tpl: '{size:fileSize}',\r
- width: .35\r
-}\r
- * </code></pre> \r
- * Acceptable properties for each column configuration object are:\r
- * <div class="mdetail-params"><ul>\r
- * <li><b><tt>align</tt></b> : String<div class="sub-desc">Set the CSS text-align property\r
- * of the column. Defaults to <tt>'left'</tt>.</div></li>\r
- * <li><b><tt>dataIndex</tt></b> : String<div class="sub-desc">See {@link Ext.grid.Column}.\r
- * {@link Ext.grid.Column#dataIndex dataIndex} for details.</div></li>\r
- * <li><b><tt>header</tt></b> : String<div class="sub-desc">See {@link Ext.grid.Column}.\r
- * {@link Ext.grid.Column#header header} for details.</div></li>\r
- * <li><b><tt>tpl</tt></b> : String<div class="sub-desc">Specify a string to pass as the\r
- * configuration string for {@link Ext.XTemplate}. By default an {@link Ext.XTemplate}\r
- * will be implicitly created using the <tt>dataIndex</tt>.</div></li>\r
- * <li><b><tt>width</tt></b> : Number<div class="sub-desc">Percentage of the container width\r
- * this column should be allocated. Columns that have no width specified will be\r
- * allocated with an equal percentage to fill 100% of the container width. To easily take\r
- * advantage of the full container width, leave the width of at least one column undefined.\r
- * Note that if you do not want to take up the full width of the container, the width of\r
- * every column needs to be explicitly defined.</div></li>\r
- * </ul></div>\r
- */\r
- <div id="cfg-Ext.list.ListView-columnSort"></div>/**\r
- * @cfg {Boolean/Object} columnSort\r
- * Specify <tt>true</tt> or specify a configuration object for {@link Ext.list.ListView.Sorter}\r
- * to enable the columns to be sortable (defaults to <tt>true</tt>).\r
- */\r
- columnSort: true,\r
- <div id="cfg-Ext.list.ListView-internalTpl"></div>/**\r
- * @cfg {String/Array} internalTpl\r
- * The template to be used for the header row. See {@link #tpl} for more details.\r
- */\r
-\r
- /*\r
- * IE has issues when setting percentage based widths to 100%. Default to 99.\r
- */\r
- maxWidth: Ext.isIE ? 99 : 100,\r
- \r
- initComponent : function(){\r
- if(this.columnResize){\r
- this.colResizer = new Ext.list.ColumnResizer(this.colResizer);\r
- this.colResizer.init(this);\r
- }\r
- if(this.columnSort){\r
- this.colSorter = new Ext.list.Sorter(this.columnSort);\r
- this.colSorter.init(this);\r
- }\r
- if(!this.internalTpl){\r
- this.internalTpl = new Ext.XTemplate(\r
- '<div class="x-list-header"><div class="x-list-header-inner">',\r
- '<tpl for="columns">',\r
- '<div style="width:{[values.width*100]}%;text-align:{align};"><em unselectable="on" id="',this.id, '-xlhd-{#}">',\r
- '{header}',\r
- '</em></div>',\r
- '</tpl>',\r
- '<div class="x-clear"></div>',\r
- '</div></div>',\r
- '<div class="x-list-body"><div class="x-list-body-inner">',\r
- '</div></div>'\r
- );\r
- }\r
- if(!this.tpl){\r
- this.tpl = new Ext.XTemplate(\r
- '<tpl for="rows">',\r
- '<dl>',\r
- '<tpl for="parent.columns">',\r
- '<dt style="width:{[values.width*100]}%;text-align:{align};">',\r
- '<em unselectable="on"<tpl if="cls"> class="{cls}</tpl>">',\r
- '{[values.tpl.apply(parent)]}',\r
- '</em></dt>',\r
- '</tpl>',\r
- '<div class="x-clear"></div>',\r
- '</dl>',\r
- '</tpl>'\r
- );\r
- };\r
- \r
- var cs = this.columns, \r
- allocatedWidth = 0, \r
- colsWithWidth = 0, \r
- len = cs.length, \r
- columns = [];\r
- \r
- for(var i = 0; i < len; i++){\r
- var c = cs[i];\r
- if(!c.isColumn) {\r
- c.xtype = c.xtype ? (/^lv/.test(c.xtype) ? c.xtype : 'lv' + c.xtype) : 'lvcolumn';\r
- c = Ext.create(c);\r
- }\r
- if(c.width) {\r
- allocatedWidth += c.width*100;\r
- colsWithWidth++;\r
- }\r
- columns.push(c);\r
- }\r
- \r
- cs = this.columns = columns;\r
- \r
- // auto calculate missing column widths\r
- if(colsWithWidth < len){\r
- var remaining = len - colsWithWidth;\r
- if(allocatedWidth < this.maxWidth){\r
- var perCol = ((this.maxWidth-allocatedWidth) / remaining)/100;\r
- for(var j = 0; j < len; j++){\r
- var c = cs[j];\r
- if(!c.width){\r
- c.width = perCol;\r
- }\r
- }\r
- }\r
- }\r
- Ext.list.ListView.superclass.initComponent.call(this);\r
- },\r
-\r
- onRender : function(){\r
- this.autoEl = {\r
- cls: 'x-list-wrap' \r
- };\r
- Ext.list.ListView.superclass.onRender.apply(this, arguments);\r
-\r
- this.internalTpl.overwrite(this.el, {columns: this.columns});\r
- \r
- this.innerBody = Ext.get(this.el.dom.childNodes[1].firstChild);\r
- this.innerHd = Ext.get(this.el.dom.firstChild.firstChild);\r
-\r
- if(this.hideHeaders){\r
- this.el.dom.firstChild.style.display = 'none';\r
- }\r
- },\r
-\r
- getTemplateTarget : function(){\r
- return this.innerBody;\r
- },\r
-\r
- <div id="method-Ext.list.ListView-collectData"></div>/**\r
- * <p>Function which can be overridden which returns the data object passed to this\r
- * view's {@link #tpl template} to render the whole ListView. The returned object \r
- * shall contain the following properties:</p>\r
- * <div class="mdetail-params"><ul>\r
- * <li><b>columns</b> : String<div class="sub-desc">See <tt>{@link #columns}</tt></div></li>\r
- * <li><b>rows</b> : String<div class="sub-desc">See\r
- * <tt>{@link Ext.DataView}.{@link Ext.DataView#collectData collectData}</div></li>\r
- * </ul></div>\r
- * @param {Array} records An Array of {@link Ext.data.Record}s to be rendered into the DataView.\r
- * @param {Number} startIndex the index number of the Record being prepared for rendering.\r
- * @return {Object} A data object containing properties to be processed by a repeating\r
- * XTemplate as described above.\r
- */\r
- collectData : function(){\r
- var rs = Ext.list.ListView.superclass.collectData.apply(this, arguments);\r
- return {\r
- columns: this.columns,\r
- rows: rs\r
- }\r
- },\r
-\r
- verifyInternalSize : function(){\r
- if(this.lastSize){\r
- this.onResize(this.lastSize.width, this.lastSize.height);\r
- }\r
- },\r
-\r
- // private\r
- onResize : function(w, h){\r
- var bd = this.innerBody.dom;\r
- var hd = this.innerHd.dom\r
- if(!bd){\r
- return;\r
- }\r
- var bdp = bd.parentNode;\r
- if(Ext.isNumber(w)){\r
- var sw = w - Ext.num(this.scrollOffset, Ext.getScrollBarWidth());\r
- if(this.reserveScrollOffset || ((bdp.offsetWidth - bdp.clientWidth) > 10)){\r
- bd.style.width = sw + 'px';\r
- hd.style.width = sw + 'px';\r
- }else{\r
- bd.style.width = w + 'px';\r
- hd.style.width = w + 'px';\r
- setTimeout(function(){\r
- if((bdp.offsetWidth - bdp.clientWidth) > 10){\r
- bd.style.width = sw + 'px';\r
- hd.style.width = sw + 'px';\r
- }\r
- }, 10);\r
- }\r
- }\r
- if(Ext.isNumber(h)){\r
- bdp.style.height = (h - hd.parentNode.offsetHeight) + 'px';\r
- }\r
- },\r
-\r
- updateIndexes : function(){\r
- Ext.list.ListView.superclass.updateIndexes.apply(this, arguments);\r
- this.verifyInternalSize();\r
- },\r
-\r
- findHeaderIndex : function(hd){\r
- hd = hd.dom || hd;\r
- var pn = hd.parentNode, cs = pn.parentNode.childNodes;\r
- for(var i = 0, c; c = cs[i]; i++){\r
- if(c == pn){\r
- return i;\r
- }\r
- }\r
- return -1;\r
- },\r
-\r
- setHdWidths : function(){\r
- var els = this.innerHd.dom.getElementsByTagName('div');\r
- for(var i = 0, cs = this.columns, len = cs.length; i < len; i++){\r
- els[i].style.width = (cs[i].width*100) + '%';\r
- }\r
- }\r
-});\r
-\r
-Ext.reg('listview', Ext.list.ListView);\r
-\r
-// Backwards compatibility alias\r
-Ext.ListView = Ext.list.ListView;</pre> \r
-</body>\r
-</html>
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