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开发环境:

System:Windows

WebBrowser:IE6+、Firefox3+

JavaEE Server:tomcat5.0.2.8、tomcat6

IDE:eclipse、MyEclipse 6.5

开发依赖库:

JavaEE5、ext 2.2.2

Email:hoojo_@126.com

Blog:http://blog.csdn.net/IBM_hoojo

http://hoojo.cnblogs.com/

一、Ext.ux.panel.DDTabPanel组件

可以拖动tabPanel的组件

clip_image001

clip_image002

需要用到的文件

DDTabPanel组件文件:Ext.ux.panel.DDTabPanel.js

DDTabPanel运行示例文件:Ext.hoo.form.DDTabPanel.js

dd-arrow-down.gif clip_image001[4]

代码如下

ddTabPanelExample.htm

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
    <head>
        <title>Basic Component -- imageChooser</title>
        <meta http-equiv="pragma" content="no-cache"/>
        <meta http-equiv="cache-control" content="no-cache"/>
        <meta http-equiv="expires" content="0"/>
        <meta http-equiv="content-Type" content="text/html; charset=utf-8"/>
        <meta http-equiv="author" content="hoojo"/>
        <meta http-equiv="email" content="hoojo_@126.com"/>
        <meta http-equiv="ext-lib" content="version 3.2"/>
        <meta http-equiv="blog" content="http://blog.csdn.net/IBM_hoojo"/>        
        <link rel="stylesheet" type="text/css" href="../ext2/resources/css/ext-all.css"/>
        <link rel="stylesheet" type="text/css" href="../css/Ext.ux.ImageChooser.css"/>
        <link rel="stylesheet" type="text/css" href="../css/style.css"/>
        <script type="text/javascript" src="../ext2/adapter/ext/ext-base.js"></script>
        <script type="text/javascript" src="../ext2/ext-all.js"></script>
        <script type="text/javascript" src="../ext2/build/locale/ext-lang-zh_CN-min.js"></script>
        <script type="text/javascript" src="Ext.ux.form.ImageField.js"></script>
        <script type="text/javascript" src="Ext.ux.ImageChooser.js"></script>
        <script type="text/javascript" src="chooser.js"></script>
        <script type="text/javascript" src="Ext.hoo.form.FoodImageField.js"></script>
  </head>
  
  <body>
          <div id="show" style="margin: 50px;"></div>
          <div id="showField" style="margin: 50px;"></div>
          
          <div id="buttons" style="margin:20px;"></div>
        <div id="images" style="margin:20px;width:600px;"></div>
          
  </body>
</html>

DDTabPanel.css

.dd-arrow-down.dd-arrow-down-invisible {
    display: none;
    visibility: hidden;
}
 
.dd-arrow-down {
    background-image: url(../images/dd-arrow-down.gif);
    display: block;
    visibility: visible;
    z-index: 20000;
    position: absolute;
    width: 16px;
    height: 16px;
    top: 0;
    left: 0;
    background-repeat: no-repeat;
}
 
html, body {
    font: 10pt "Segoe UI","Tahoma","Helvetica","Arial",sans-serif;
    padding: 5px;
}
 
#container {
    margin: 5px 10px;
}

Ext.ux.panel.DDTabPanel.js

/*global Ext*/
Ext.namespace('Ext.ux.panel');
/**
 * <p>A tab panel which supports drag and drop behaviour for tabs. Usage and configuration are identical to {@link Ext.TabPanel}, with the sole exception of two extra configuration options to adjust the drop arrow indicator position.</p>
 * <p>This extension can also be created using the <b>ddtabpanel</b> xtype.<br/>&nbsp;</p>
 * <p>Based on the code of <a href="http://extjs.com/forum/member.php?u=22731">thommy</a> and <a href="http://extjs.com/forum/member.php?u=37284">rizjoj</a> in the topic <a href="http://extjs.com/forum/showthread.php?t=23264">Draggable Panel in a TabPanel</a>.</p>
 * <p>Demo link: <a href="http://extjs-ux.org/repo/authors/Matti/trunk/Ext/ux/panel/DDTabPanel/demo.html">http://extjs-ux.org/repo/authors/Matti/trunk/Ext/ux/panel/DDTabPanel/demo.html</a>
 * <br />Forum thread: <a href="http://extjs.com/forum/showthread.php?p=264712">http://extjs.com/forum/showthread.php?p=264712</a><br/>&nbsp;</p>
 * <b>CSS Styles:</b>
 * <pre><code>.dd-arrow-down.dd-arrow-down-invisible {
    display: none;
    visibility: hidden;
}
.dd-arrow-down {
    background-image: url( &lt;your_down_arrow_image&gt; );
    display: block;
    visibility: visible;
    z-index: 20000;
    position: absolute;
    width: 16px;
    height: 16px;
    top: 0;
    left: 0;
}</code></pre>
 * <br /><b>Example Usage:</b>
 * <pre><code>var tabs = new Ext.ux.panel.DDTabPanel({
    renderTo: Ext.getBody(),
    items: [{
        title: 'Tab 1',
        html: 'A simple tab'
    },{
        title: 'Tab 2',
        html: 'Another one'
    }]
});</code></pre>
 * @class Ext.ux.panel.DDTabPanel
 * @extends Ext.TabPanel
 * @author Original by <a href="http://extjs.com/forum/member.php?u=22731">thommy</a> and <a href="http://extjs.com/forum/member.php?u=37284">rizjoj</a><br />Published and polished by: Mattias Buelens (<a href="http://extjs.com/forum/member.php?u=41421">Matti</a>)
 * @license Licensed under the terms of the Open Source <a href="http://www.gnu.org/licenses/lgpl.html">LGPL 3.0 license</a>. Commercial use is permitted to the extent that the code/component(s) do NOT become part of another Open Source or Commercially licensed development library or toolkit without explicit permission. 
 * @version 1.0.2 (Dec 18, 2008)
 */
Ext.ux.panel.DDTabPanel = Ext.extend(Ext.TabPanel, {
    /**
     * @cfg {Number} arrowOffsetX
     * The horizontal offset for the drop arrow indicator, in pixels (defaults to -9).
     */
    arrowOffsetX: -9,
    /**
     * @cfg {Number} arrowOffsetY
     * The vertical offset for the drop arrow indicator, in pixels (defaults to -8).
     */
    arrowOffsetY: -8,
 
    // Overwritten: assign the drag and drop group id
    /** @private */
    initComponent: function() {
        Ext.ux.panel.DDTabPanel.superclass.initComponent.call(this);
        this.ddGroupId = 'dd-tabpanel-group-' + Ext.ux.panel.DDTabPanel.superclass.getId.call(this);
    },
 
    // Overwritten: declare the tab panel as a drop target
    /** @private */
    initEvents: function(){
        Ext.ux.panel.DDTabPanel.superclass.initEvents.call(this);
        // Create a drop target for this tab panel
        var tabsDDGroup = this.ddGroupId;
        this.dd = new Ext.ux.panel.DDTabPanel.DropTarget(this, {
            ddGroup: tabsDDGroup
        });
        // Create a drop arrow indicator
        this.arrow = Ext.DomHelper.append(
            Ext.getBody(),
            '<div class="dd-arrow-down dd-arrow-down-invisible"></div>',
            true
        );
        //this.arrow.dom.style.display = "none";//初始化的时候隐藏
        this.arrow.setStyle({display: "none"});
    },
 
    // Overwritten: init the drag source after (!) rendering the tab
    /** @private */
    initTab: function(tab, index){
        Ext.ux.panel.DDTabPanel.superclass.initTab.call(this, tab, index);
        // Set the initial tab position
        tab.position = (index + 1) * 2; // 2, 4, 6, 8, ... (2n)
        tab.on('render', function(tab){
            // Make this tab a drag source
            var id = this.id + '__' + tab.id;
            var tabsDDGroup = this.ddGroupId;
            tab.ds = new Ext.dd.DragSource(id, {
                ddGroup: tabsDDGroup,
                dropEl: tab,
                dropElHeader: Ext.get(id, true)
            });
            // Activate this tab before starting the drag action
            tab.ds.beforeDragEnter = function(target, event, id){
                target.tabpanel.activate(this.dropEl);
                //target.tabpanel.arrow.dom.style.display = "block";//显示放入的时候,显示图标
                //target.tabpanel.arrow.setStyle({display: "block"});
            };
            // Activate this tab on mouse down
            // Fixed bug which prevents a tab from being activated by clicking it
            tab.ds.onMouseDown = (function(event){
                this.activate(tab);
            }).createDelegate(this);
        }, this);
        // Force the tab to render
        tab.show();
    }
});
 
// Ext.ux.panel.DDTabPanel.DropTarget
// Implements the drop behavior of the tab panel
/** @private */
Ext.ux.panel.DDTabPanel.DropTarget = Ext.extend(Ext.dd.DropTarget, {
    constructor: function(tabpanel, config){
        this.tabpanel = tabpanel;
        // The drop target is the header area of the given tab panel
        var target = Ext.select('div.x-tab-panel-header', false, tabpanel.getEl().dom).elements[0];
        Ext.ux.panel.DDTabPanel.DropTarget.superclass.constructor.call(this, target, config);
    },
 
    notifyOver: function(dd, e, data){
        var tabs = this.tabpanel.items;
        var last = tabs.length;
 
        if (last < 2) {
            return 'x-dd-drop-nodrop';
        }
 
        var larrow = this.tabpanel.arrow;
 
        // Getting the absolute X,Y coordinates by encapsulating the dom
        // element into an Ext.Element and using getX() and getY() methods.
        var panelDom = new Ext.Element(this.el.dom);
        var tabPanelLeft = panelDom.getX();
        var tabPanelTop = panelDom.getY();
 
        var left;
        var eventPosX = e.getPageX();
 
        for (var i = 0; i < last; i++) {
            var tab = tabs.itemAt(i);
            // Is this tab target of the drop operation?
            var tabDom = tab.ds.dropElHeader.dom;
            // Getting the absolute X,Y coordinates by encapsulating the dom
            // element into an Ext.Element and using getX() and getY() methods.
            var tabLeft = new Ext.Element(tabDom).getX();
            var tabMiddle = tabLeft + tabDom.clientWidth / 2;
 
            if (eventPosX <= tabMiddle) {
                left = tabLeft;
                break;
            }
        }
 
        if (typeof(left) == 'undefined') {
            var lastTab = tabs.itemAt(last - 1);
            var dom = lastTab.ds.dropElHeader.dom;
            left = (tabPanelLeft + dom.offsetLeft + dom.clientWidth) + 3;
        }
 
        larrow.setTop(tabPanelTop + this.tabpanel.arrowOffsetY);
        larrow.setLeft(left + this.tabpanel.arrowOffsetX);
        larrow.removeClass('dd-arrow-down-invisible');
        
        larrow.setStyle({display: "block"});
        
        return 'x-dd-drop-ok';
    },
 
    notifyDrop: function(dd, e, data){
        this.tabpanel.arrow.addClass('dd-arrow-down-invisible');
 
        var tabPanelOffset = this.tabpanel.el.dom.offsetLeft;
        var tabs = this.tabpanel.items;
 
        // At this point the items in 'tabs' are sorted by their positions
        var tabDom = new Ext.Element(this.tabpanel.el.dom);
        // Getting the absolute X,Y coordinates by encapsulating the dom
        // element into an Ext.Element and using getX() and getY() methods.
        var eventPosX = e.getPageX() - tabDom.getX();
 
        var last = tabs.length;
        var newPos = last;
        dd.dropEl.position = last * 2 + 1; // default: 'behind the rest'
 
        for (var i = 0; i < last; i++) {
            var tab = tabs.itemAt(i);
            // Is this tab target of the drop operation?
            var dom = tab.ds.dropElHeader.dom;
            var tabLeft = tabPanelOffset + dom.offsetLeft;
            var tabRight = tabLeft + dom.clientWidth;
            var tabMiddle = tabLeft + dom.clientWidth / 2;
 
            if (eventPosX <= tabRight) {
                dd.dropEl.position = eventPosX > tabMiddle ? tab.position + 1 : tab.position - 1;
                newPos = eventPosX > tabMiddle ? i + 1 : i;
                break;
            }
        }
 
        dd.proxy.hide();
 
        dd.el.dom.parentNode.insertBefore(dd.el.dom, dd.el.dom.parentNode.childNodes[newPos]);
 
        // Sort tabs by their actual position
        tabs.sort('ASC', function(a, b){
            return a.position - b.position;
        });
        // Adjust tab position values
        tabs.each(function(tab, index){
            tab.position = (index + 1) * 2;
        });
        var larrow = this.tabpanel.arrow;
        larrow.setStyle({display: "none"});
        //this.tabpanel.arrow.dom.style.display = "none";
        return true;
    },
 
    notifyOut: function(dd, e, data) {
        this.tabpanel.arrow.addClass('dd-arrow-down-invisible');
    }
});
 
Ext.reg('ddtabpanel', Ext.ux.panel.DDTabPanel);

Ext.hoo.form.DDTabPanel.js

 

/**
 * @function 可以拖拽的tabPanel
 * @auhor: hoojo
 * @createDate: Sep 16, 2010 9:25:12 PM
 * @blog: blog.csdn.net/IBM_hoojo
 * @email: hoojo_@126.com
 * @class Ext.hoo.form.DDTabPanel
 * @extends Ext.ux.panel.DDTabPanel
 */
Ext.ns("Ext.hoo.form");
Ext.hoo.form.DDTabPanel = Ext.extend(Ext.ux.panel.DDTabPanel, {
    constructor: function () {
        Ext.hoo.form.DDTabPanel.superclass.constructor.call(this, {
            renderTo: Ext.getBody(),
            height: 500,
            items: [{
                title: "我的主页",
                html: "这是一个主页"
            }, {
                title: "站内新闻",
                html: "重大新闻"
            }, {
                title: "关于我们",
                html: "网址建设"
            }]
        });
    }
});
 
Ext.onReady(function () {
    Ext.BLANK_IMAGE_URL = "../ext2/resources/images/default/s.gif";
    Ext.QuickTips.init();
    Ext.form.Field.prototype.msgTarget = "qtip";
    
    new Ext.hoo.form.DDTabPanel();
});

二、Images choose选择控件

可以选择图片、过滤图片,及显示图片详情

clip_image004

clip_image005

需要用到的文件

Ext.ux.ImageChooser.css

style.css

chooser.js

chooser组件:Ext.ux.form.ImageField.js

Ext.ux.ImageChooser.js

示例:Ext.hoo.form.FoodImageField.js

代码如下

imageSelectedExample.htm

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
    <head>
        <title>Basic Component -- imageChooser</title>
        <meta http-equiv="pragma" content="no-cache"/>
        <meta http-equiv="cache-control" content="no-cache"/>
        <meta http-equiv="expires" content="0"/>
        <meta http-equiv="content-Type" content="text/html; charset=utf-8"/>
        <meta http-equiv="author" content="hoojo"/>
        <meta http-equiv="email" content="hoojo_@126.com"/>
        <meta http-equiv="ext-lib" content="version 3.2"/>
        <meta http-equiv="blog" content="http://blog.csdn.net/IBM_hoojo"/>        
        <link rel="stylesheet" type="text/css" href="../ext2/resources/css/ext-all.css"/>
        <link rel="stylesheet" type="text/css" href="../css/Ext.ux.ImageChooser.css"/>
        <link rel="stylesheet" type="text/css" href="../css/style.css"/>
        <script type="text/javascript" src="../ext2/adapter/ext/ext-base.js"></script>
        <script type="text/javascript" src="../ext2/ext-all.js"></script>
        <script type="text/javascript" src="../ext2/build/locale/ext-lang-zh_CN-min.js"></script>
        <script type="text/javascript" src="Ext.ux.form.ImageField.js"></script>
        <script type="text/javascript" src="Ext.ux.ImageChooser.js"></script>
        <script type="text/javascript" src="chooser.js"></script>
        <script type="text/javascript" src="Ext.hoo.form.FoodImageField.js"></script>
  </head>
  
  <body>
          <div id="show" style="margin: 50px;"></div>
          <div id="showField" style="margin: 50px;"></div>
          
          <div id="buttons" style="margin:20px;"></div>
        <div id="images" style="margin:20px;width:600px;"></div>
          
  </body>
</html>

Ext.ux.ImageChooser.css

/*
 * Ext JS Library 2.0
 * Copyright(c) 2006-2007, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */
 
#img-chooser-dlg .details{ 
    padding: 10px; 
    text-align: center; 
} 
#img-chooser-dlg .details-info{ 
    border-top: 1px solid #cccccc; 
    font: 11px Arial, Helvetica, sans-serif; 
    margin-top: 5px; 
    padding-top: 5px; 
    text-align: left; 
} 
#img-chooser-dlg .details-info b{ 
    color: #555555; 
    display: block; 
    margin-bottom: 4px; 
} 
#img-chooser-dlg .details-info span{ 
    display: block; 
    margin-bottom: 5px; 
    margin-left: 5px; 
} 
 
#img-chooser-view{ 
    background: white; 
    font: 11px Arial, Helvetica, sans-serif;
} 
#img-chooser-view .thumb{ 
    background: #dddddd; 
    padding: 3px; 
} 
#img-chooser-view .thumb img{ 
    height: 30px; 
    width: 40px; 
} 
#img-chooser-view .thumb-wrap{ 
    float: left; 
    margin: 4px; 
    margin-right: 0; 
    padding: 5px;
} 
#img-chooser-view .thumb-wrap span{ 
    display: block; 
    overflow: hidden; 
    text-align: center; 
} 
#img-chooser-view .x-view-over{
    border:1px solid #dddddd; 
    background: #efefef url(../resources/images/default/grid/row-over.gif) repeat-x left top; 
    padding: 4px; 
}
#img-chooser-view .x-view-selected{ 
    background: #DFEDFF; 
    border: 1px solid #6593cf; 
    padding: 4px; 
} 
#img-chooser-view .x-view-selected .thumb{ 
    background:transparent; 
}
#img-chooser-view .x-view-selected span{ 
    color:#1A4D8F;
}
#img-chooser-view .loading-indicator { 
    font-size:11px; 
    background-image:url('../resources/images/grid/loading.gif'); 
    background-repeat: no-repeat; 
    background-position: left; 
    padding-left:20px; 
    margin:10px; 
} 

style.css

.x-form-field-wrap .x-form-trigger{
    background:transparent url(../ext2/resources/images/default/form/search-trigger.gif) no-repeat 0 0 !important;
}
.x-form-imagefield {
    text-align:right;
    padding-right:17px;
}
.ext-safari .x-form-field-wrap .x-form-trigger {
       right:-17px !important;
}
.x-form-imagefield-image {
    width:34px;
    height:34px;
    background:#fff;
    border: 1px solid #B5B8C8;
}
.images-view .x-window-body{
    background: #ffffff;
    color: #000000;
}
.images-view .thumb{
    border:1px solid #dddddd;
      padding: 0px;
      height: 34px;
      width: 34px;
}
  .images-view .thumb-wrap{
      float: left;
      margin: 4px;
      margin-right: 0;
      padding: 5px;
      cursor: pointer;
  }
 
  .images-view .x-view-over{
      border:1px solid #cccccc;
      background: #eeeeee;
      padding: 4px;
  }
 
  .images-view .x-view-selected{
      background: #ccddee;
      border:1px solid #6699cc;
      padding: 4px;
  }
 
  .images-view .x-view-selected .thumb{
      border:1px solid #6699cc;
  }

chooser.js

/*
 * Ext JS Library 2.2.1
 * Copyright(c) 2006-2009, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */
 
/*
 * Ext JS Library 2.0
 * Copyright(c) 2006-2007, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */
 
var ImageChooser = function(config){
    this.config = config;
}
 
ImageChooser.prototype = {
    // cache data by image name for easy lookup
    lookup : {},
    
    show : function(el, callback){
        if(!this.win){
            this.initTemplates();
            
            this.store = new Ext.data.JsonStore({
                url: this.config.url,
                root: 'images',
                fields: [
                    'name', 'url',
                    {name:'size', type: 'float'},
                    {name:'lastmod', type:'date', dateFormat:'timestamp'}
                ],
                listeners: {
                    'load': {fn:function(){ this.view.select(0); }, scope:this, single:true}
                }
            });
            this.store.load();
            
            var formatSize = function(data){
                if(data.size < 1024) {
                    return data.size + " bytes";
                } else {
                    return (Math.round(((data.size*10) / 1024))/10) + " KB";
                }
            };
            
            var formatData = function(data){
                data.shortName = data.name.ellipse(15);
                data.sizeString = formatSize(data);
                data.dateString = new Date(data.lastmod).format("m/d/Y g:i a");
                this.lookup[data.name] = data;
                return data;
            };
            
            this.view = new Ext.DataView({
                tpl: this.thumbTemplate,
                singleSelect: true,
                overClass:'x-view-over',
                itemSelector: 'div.thumb-wrap',
                emptyText : '<div style="padding:10px;">No images match the specified filter</div>',
                store: this.store,
                listeners: {
                    'selectionchange': {fn:this.showDetails, scope:this, buffer:100},
                    'dblclick'       : {fn:this.doCallback, scope:this},
                    'loadexception'  : {fn:this.onLoadException, scope:this},
                    'beforeselect'   : {fn:function(view){
                        return view.store.getRange().length > 0;
                    }}
                },
                prepareData: formatData.createDelegate(this)
            });
            
            var cfg = {
                title: 'Choose an Image',
                id: 'img-chooser-dlg',
                layout: 'border',
                minWidth: 500,
                minHeight: 300,
                modal: true,
                closeAction: 'hide',
                border: false,
                items:[{
                    id: 'img-chooser-view',
                    region: 'center',
                    autoScroll: true,
                    items: this.view,
                    tbar:[{
                        text: 'Filter:'
                    },{
                        xtype: 'textfield',
                        id: 'filter',
                        selectOnFocus: true,
                        width: 100,
                        listeners: {
                            'render': {fn:function(){
                                Ext.getCmp('filter').getEl().on('keyup', function(){
                                    this.filter();
                                }, this, {buffer:500});
                            }, scope:this}
                        }
                    }, ' ', '-', {
                        text: 'Sort By:'
                    }, {
                        id: 'sortSelect',
                        xtype: 'combo',
                        typeAhead: true,
                        triggerAction: 'all',
                        width: 100,
                        editable: false,
                        mode: 'local',
                        displayField: 'desc',
                        valueField: 'name',
                        lazyInit: false,
                        value: 'name',
                        store: new Ext.data.SimpleStore({
                            fields: ['name', 'desc'],
                            data : [['name', 'Name'],['size', 'File Size'],['lastmod', 'Last Modified']]
                        }),
                        listeners: {
                            'select': {fn:this.sortImages, scope:this}
                        }
                    }]
                },{
                    id: 'img-detail-panel',
                    region: 'east',
                    split: true,
                    width: 150,
                    minWidth: 150,
                    maxWidth: 250
                }],
                buttons: [{
                    id: 'ok-btn',
                    text: 'OK',
                    handler: this.doCallback,
                    scope: this
                },{
                    text: 'Cancel',
                    handler: function(){ this.win.hide(); },
                    scope: this
                }],
                keys: {
                    key: 27, // Esc key
                    handler: function(){ this.win.hide(); },
                    scope: this
                }
            };
            Ext.apply(cfg, this.config);
            this.win = new Ext.Window(cfg);
        }
        
        this.reset();
        this.win.show(el);
        this.callback = callback;
        this.animateTarget = el;
    },
    
    initTemplates : function(){
        this.thumbTemplate = new Ext.XTemplate(
            '<tpl for=".">',
                '<div class="thumb-wrap" id="{name}">',
                '<div class="thumb"><img src="{url}" title="{name}"></div>',
                '<span>{shortName}</span></div>',
            '</tpl>'
        );
        this.thumbTemplate.compile();
        
        this.detailsTemplate = new Ext.XTemplate(
            '<div class="details">',
                '<tpl for=".">',
                    '<img src="{url}"><div class="details-info">',
                    '<b>Image Name:</b>',
                    '<span>{name}</span>',
                    '<b>Size:</b>',
                    '<span>{sizeString}</span>',
                    '<b>Last Modified:</b>',
                    '<span>{dateString}</span></div>',
                '</tpl>',
            '</div>'
        );
        this.detailsTemplate.compile();
    },
    
    showDetails : function(){
        var selNode = this.view.getSelectedNodes();
        var detailEl = Ext.getCmp('img-detail-panel').body;
        if(selNode && selNode.length > 0){
            selNode = selNode[0];
            Ext.getCmp('ok-btn').enable();
            var data = this.lookup[selNode.id];
            detailEl.hide();
            this.detailsTemplate.overwrite(detailEl, data);
            detailEl.slideIn('l', {stopFx:true,duration:.2});
        }else{
            Ext.getCmp('ok-btn').disable();
            detailEl.update('');
        }
    },
    
    filter : function(){
        var filter = Ext.getCmp('filter');
        this.view.store.filter('name', filter.getValue());
        this.view.select(0);
    },
    
    sortImages : function(){
        var v = Ext.getCmp('sortSelect').getValue();
        this.view.store.sort(v, v == 'name' ? 'asc' : 'desc');
        this.view.select(0);
    },
    
    reset : function(){
        if(this.win.rendered){
            Ext.getCmp('filter').reset();
            this.view.getEl().dom.scrollTop = 0;
        }
        this.view.store.clearFilter();
        this.view.select(0);
    },
    
    doCallback : function(){
        var selNode = this.view.getSelectedNodes()[0];
        var callback = this.callback;
        var lookup = this.lookup;
        this.win.hide(this.animateTarget, function(){
            if(selNode && callback){
                var data = lookup[selNode.id];
                callback(data);
            }
        });
    },
    
    onLoadException : function(v,o){
        this.view.getEl().update('<div style="padding:10px;">Error loading images.</div>'); 
    }
};
 
String.prototype.ellipse = function(maxLength){
    if(this.length > maxLength){
        return this.substr(0, maxLength-3) + '...';
    }
    return this;
};

Ext.ux.form.ImageField.js

Ext.namespace('Ext.ux.form');
 
/**
 * @class Ext.form.ImageField
 * @extends Ext.BoxComponent
 * Class for form image fields that provides event handling value handling and other functionality.
 * @constructor
 * Creates a new ImageField
 * @param {Object} config Configuration options
 */
Ext.ux.form.ImageField = Ext.extend(Ext.BoxComponent, {
 
    /**
     * @cfg {String} fieldLabel The label text to display next to this field (defaults to '')
     */
    /**
     * @cfg {String} labelStyle A CSS style specification to apply directly to this field's label (defaults to the
     * container's labelStyle value if set, or ''). For example, <code>labelStyle: 'font-weight:bold;'</code>.
     */
    /**
     * @cfg {String} labelSeparator The standard separator to display after the text of each form label (defaults
     * to the value of {@link Ext.layout.FormLayout#labelSeparator}, which is a colon ':' by default).  To display
     * no separator for this field's label specify empty string ''.
     */
    /**
     * @cfg {Boolean} hideLabel True to completely hide the label element (defaults to false)
     */
    /**
     * @cfg {String} clearCls The CSS class used to provide field clearing (defaults to 'x-form-clear-left')
     */
    /**
     * @cfg {String} itemCls An additional CSS class to apply to the wrapper's form item element of this field (defaults 
     * to the container's itemCls value if set, or '').  Since it is applied to the item wrapper, it allows you to write 
     * standard CSS rules that can apply to the field, the label (if specified) or any other element within the markup for 
     * the field. NOTE: this will not have any effect on fields that are not part of a form.
     */
    /**
     * @cfg {String} inputType The type attribute for this field -- this is required for all form fields
     * to render properly in a FormLayout as it does check this value to determine whether of not to render it.
     * 'image' is the default and only value for this property.
     */
    inputType : 'image',
    /**
     * @cfg {Mixed} value A value to initialize this field with (defaults to '').
     */
    value : '',
    /**
     * @cfg {String} name The field's HTML name attribute (defaults to "").
     */
    name : '',
    /**
     * @cfg {String} cls A custom CSS class to apply to the field's underlying element (defaults to "").
     */
    /**
     * @cfg {String} invalidClass The CSS class to use when marking a field invalid (defaults to "x-form-imagefield-invalid")
     */
    invalidClass : "x-form-imagefield-invalid",
    /**
     * @cfg {String} invalidText The error text to use when marking a field invalid and no message is provided
     * (defaults to "The value in this field is invalid")
     */
    invalidText : "This field is required",
    /**
     * @cfg {String/Boolean} validationEvent The event that should initiate field validation. Set to false to disable
      automatic validation (defaults to false).
     */
    validationEvent : 'change',
    /**
     * @cfg {Number} validationDelay The length of time in milliseconds after a validation event occurs until validation
     * is initiated (defaults to 250)
     */
    validationDelay : 250,
    /**
     * @cfg {String/Object} autoCreate A DomHelper element spec, or true for a default element spec (defaults to
     * {tag: "input", type: "text", size: "20", autocomplete: "off"})
     */
    defaultAutoCreate : {tag: "div"},
    /**
     * @cfg {String} fieldClass The default CSS class for the field (defaults to "x-form-image")
     */
    fieldClass : "x-form-imagefield",
    /**
     * @cfg {String} msgTarget The location where error text should display.  Should be one of the following values
     * (defaults to 'qtip'):
     */
    msgTarget : 'qtip',
    /**
     * @cfg {String} msgFx <b>Experimental</b> The effect used when displaying a validation message under the field
     * (defaults to 'normal').
     */
    msgFx : 'normal',
    /**
     * @cfg {Boolean} disabled True to disable the field (defaults to false).
     */
    disabled : false,
    /**
     * @cfg {Boolean} optional True allow the image field to not have a value (value == '')
     * Set this to true when the image field is not required to be specified
     * (defaults to false)
     */
    optional : false,
    /**
     * @cfg {Boolean} hideTrigger True to hide the trigger element and display only the base text field (defaults to false)
     */
    hideTrigger : false,
    /**
     * @cfg {String} triggerClass A CSS class to apply to the trigger
     */
    triggerClass : '',
    /**
     * @cfg {String} defaultImage The default image to display in the field (default to Ext.BLANK_IMAGE_URL)
     */
    defaultImage: Ext.BLANK_IMAGE_URL,    
    /**
     * @cfg {Number} browserWidth The width of the image browser window
     */
    browserWidth: 300,
    /**
     * @cfg {Number} browserHeight The height of the image browser window
     */
    browserHeight: 300,
    /**
     * @cfg {String} browserTitle The title of the image browser window
     */
    browserTitle: '请选择图片',
    /**
     * @cfg {Boolean} alwaysLoadStore True reload the data store every time the image browser opens
     */
    alwaysLoadStore: false,
    /**
     * @cfg {Object} windowConfig Additional configuration for the image browser window
     */    
    windowConfig: {},    
    /**
     * @cfg {Object} view The {Ext.DataView} of the image browser
     */    
    view: {},
    /**
     * @cfg {String} valueField The data store field to return as the field's value
     */    
    valueField : 'url',
    
    // Private
    isStoreLoaded: false,
    // private
    isFormField : true,
    // Private
    selections: [],
    // Private
    selectedRecords: [],
    
    // private
    initComponent : function(){
        Ext.ux.form.ImageField.superclass.initComponent.call(this);
        this.addEvents(
            /**
             * @event change
             * Fires if the field value has changed.
             * @param {Ext.ux.form.ImageField} this
             * @param {String} newValue The new value
             * @param {String} oldValue The original value
             */
            'change',
            /**
             * @event invalid
             * Fires after the field has been marked as invalid.
             * @param {Ext.ux.form.ImageField} this
             * @param {String} msg The validation message
             */
            'invalid',
            /**
             * @event valid
             * Fires after the field has been validated with no errors.
             * @param {Ext.ux.form.ImageField} this
             */
            'valid',
            /**
             * @event expand
             * Fires when the image browser is expanded
             * @param {Ext.ux.form.ImageField} this
             * @param {Ext.DataView} view The Ext.DataView of the image browser
             */
            'expand',
            /**
             * @event collapse
             * Fires when the image browser is collapsed
             * @param {Ext.ux.form.ImageField} this
             * @param {Ext.DataView} view The Ext.DataView of the image browser
             */
            'collapse'
        );
        // if store was auto loaded, mark it as loaded
        if (this.view.store.autoLoad) {
            this.isStoreLoaded = true;
        }
    },
 
    /**
     * Returns the name attribute of the field if available
     * @return {String} name The field name
     */
    getName: function(){
         return this.rendered && this.hiddenField.dom.name ? this.hiddenField.dom.name : '';
    },
    
    getSelectedRecords : function(){
        this.selections = this.view.getSelectedIndexes();
        this.selectedRecords = this.view.getSelectedRecords();
        return this.selectedRecords;
    },    
 
    // private
    onRender : function(ct, position){
        Ext.ux.form.ImageField.superclass.onRender.call(this, ct, position);
        if(!this.el){
            var cfg = this.getAutoCreate();
            this.el = ct.createChild(cfg, position);
        }
        this.imageEl = this.el.insertFirst({tag: 'img', src: this.defaultImage });
        // create hidden field to hold the value for the image field
        this.hiddenField = this.imageEl.insertSibling({tag:'input', type:'hidden', name: this.name, id: this.id + '-hidden'}, 'before');
        this.el.addClass([this.fieldClass, this.cls]);
        this.imageEl.addClass(this.fieldClass + '-image');
        this.initValue();
        // wrap it up
        this.wrap = this.imageEl.wrap({cls: "x-form-field-wrap"});
        this.trigger = this.wrap.createChild({tag: "img", src: Ext.BLANK_IMAGE_URL, cls: "x-form-trigger"});
        if(this.hideTrigger){
            this.trigger.setDisplayed(false);
        }
        this.initTrigger();
    },
    
    // private
    initTrigger : function(){
        this.trigger.on("click", this.onTriggerClick, this, {preventDefault:true});
        this.trigger.addClassOnOver('x-form-trigger-over');
        this.trigger.addClassOnClick('x-form-trigger-click');
    },
 
    // private
    onDestroy : function(){
        if(this.trigger){
            this.trigger.removeAllListeners();
            this.trigger.remove();
        }
        this.wrap.remove();
        Ext.ux.form.ImageField.superclass.onDestroy.call(this);
    },
    
    // private
    onDisable : function(){
        this.wrap.addClass('x-item-disabled');
        this.hiddenField.dom.disabled = true;
    },
    
    // private
    onEnable : function(){
        this.wrap.removeClass('x-item-disabled');
        this.hiddenField.dom.disabled = false;
    },
    
    // private
    onShow : function(){
        this.wrap.dom.style.display = '';
        this.wrap.dom.style.visibility = 'visible';
    },
    
    // private
    onHide : function(){
        this.wrap.dom.style.display = 'none';
    },
    
    // private
    onSelect: function(){
        var selectedRecords = '';
        var returnValue = (this.getSelectedRecords().length > 0) ? this.selectedRecords[0].get(this.valueField) : '';
        if (returnValue !== this.value) {
            this.setValue(returnValue);
        }
        this.window.hide();
        this.fireEvent('collapse', this, this.view);
    },    
    
    /**
     * The function that should handle the trigger's click event.  This method does nothing by default until overridden
     * by an implementing function.
     * @method
     * @param {EventObject} e
     */
    onTriggerClick : function(e){
        if(this.disabled){
            return;
        }
        // load the data store
        if (!this.isStoreLoaded) {
            this.view.store.load();
            this.isStoreLoaded = true;
        } else if (this.alwaysLoadStore === true) {
            this.view.store.reload();
        }
        // setup window with forced config
        this.windowConfig = Ext.apply(this.windowConfig, {
            title: this.browserTitle,
            width: this.browserWidth,
            height: this.browserHeight,
            draggable: false,
            resizable: false,
            closable: false,
            autoScroll: true,
            layout: 'fit',
            bbar: [{
                text: '选择',
                handler: this.onSelect,
                scope: this
            },'->',{
                text: '取消',
                handler: function(){
                    this.view.clearSelections();
                    this.window.hide();
                    this.fireEvent('collapse', this, this.view);
                }, scope: this
            }],
            items: this.view
        },{
            shadow: false,
            frame: true
        });
        // create the image browser window
        if(!this.window){
            this.window = new Ext.Window(this.windowConfig);
            this.window.setPagePosition(this.trigger.getRight(), this.trigger.getTop());
            this.view.on('dblclick', this.onSelect, this);
        }
        // show the image browser window
        this.window.show();
        this.fireEvent('expand', this, this.view);
    },
    
    // private
    initValue : function(){
        if(this.value !== undefined){
            this.hiddenField.dom.value = (this.value === null || this.value === undefined ? '' : this.value);
        } else {
            this.hiddenField.dom.value = '';
        }
    },
 
    /**
     * Returns true if this field has been changed since it was originally loaded and is not disabled.
     */
    isDirty : function() {
        if(this.disabled) {
            return false;
        }
        return String(this.getValue()) !== String(this.originalValue);
    },
 
    // private
    afterRender : function(){
        Ext.ux.form.ImageField.superclass.afterRender.call(this);
        this.initEvents();
    },
 
    /**
     * Resets the current field value to the originally loaded value and clears any validation messages
     */
    reset : function(){
        this.setValue(this.originalValue);
        this.clearInvalid();
    },
 
    // private
    initEvents : function(){
        if(this.validationEvent !== false){
            this.el.on(this.validationEvent, this.validate, this, {buffer: this.validationDelay});
        }
        // reference to original value for reset
        this.originalValue = this.getValue();
    },
 
 
    /**
     * Returns whether or not the field value is currently valid
     * @param {Boolean} preventMark True to disable marking the field invalid
     * @return {Boolean} True if the value is valid, else false
     */
    isValid : function(preventMark){
        if(this.disabled){
            return true;
        }
        var restore = this.preventMark;
        this.preventMark = preventMark === true;
        var v = this.validateValue(this.processValue(this.getRawValue()));
        this.preventMark = restore;
        return v;
    },
 
    /**
     * Validates the field value
     * @return {Boolean} True if the value is valid, else false
     */
    validate : function(){
        if(this.disabled || this.validateValue(this.processValue(this.getRawValue()))){
            this.clearInvalid();
            return true;
        }
        return false;
    },
 
    // protected - should be overridden by subclasses if necessary to prepare raw values for validation
    processValue : function(value){
        return value;
    },
 
    // private
    validateValue : function(value){
        if (this.hiddenField.dom.value === '') {
            this.markInvalid();
            return false;
        } else {
            return true;
        }
    },
 
    /**
     * Mark this field as invalid, using {@link #msgTarget} to determine how to display the error and 
     * applying {@link #invalidClass} to the field's element.
     * @param {String} msg (optional) The validation message (defaults to {@link #invalidText})
     */
    markInvalid : function(msg){
        if(!this.rendered || this.preventMark){ // not rendered
            return;
        }
        this.el.addClass(this.invalidClass);
        msg = msg || this.invalidText;
        switch(this.msgTarget){
            case 'qtip':
                this.el.dom.qtip = msg;
                this.el.dom.qclass = 'x-form-invalid-tip';
                if(Ext.QuickTips){ // fix for floating editors interacting with DND
                    Ext.QuickTips.enable();
                }
                break;
            case 'title':
                this.el.dom.title = msg;
                break;
            case 'under':
                if(!this.errorEl){
                    var elp = this.getErrorCt();
                    this.errorEl = elp.createChild({cls:'x-form-invalid-msg'});
                    this.errorEl.setWidth(elp.getWidth(true)-20);
                }
                this.errorEl.update(msg);
                Ext.ux.form.ImageField.msgFx[this.msgFx].show(this.errorEl, this);
                break;
            case 'side':
                if(!this.errorIcon){
                    var elp = this.getErrorCt();
                    this.errorIcon = elp.createChild({cls:'x-form-invalid-icon'});
                }
                this.alignErrorIcon();
                this.errorIcon.dom.qtip = msg;
                this.errorIcon.dom.qclass = 'x-form-invalid-tip';
                this.errorIcon.show();
                this.on('resize', this.alignErrorIcon, this);
                break;
            default:
                var t = Ext.getDom(this.msgTarget);
                t.innerHTML = msg;
                t.style.display = this.msgDisplay;
                break;
        }
        this.fireEvent('invalid', this, msg);
    },
    
    // private
    getErrorCt : function(){
        return this.el.findParent('.x-form-element', 5, true) || // use form element wrap if available
            this.el.findParent('.x-form-field-wrap', 5, true);   // else direct field wrap
    },
 
    // private
    alignErrorIcon : function(){
        this.errorIcon.alignTo(this.el, 'tl-tr', [2, 0]);
    },
 
    /**
     * Clear any invalid styles/messages for this field
     */
    clearInvalid : function(){
        if(!this.rendered || this.preventMark){ // not rendered
            return;
        }
        this.el.removeClass(this.invalidClass);
        switch(this.msgTarget){
            case 'qtip':
                this.el.dom.qtip = '';
                break;
            case 'title':
                this.el.dom.title = '';
                break;
            case 'under':
                if(this.errorEl){
                    Ext.ux.form.ImageField.msgFx[this.msgFx].hide(this.errorEl, this);
                }
                break;
            case 'side':
                if(this.errorIcon){
                    this.errorIcon.dom.qtip = '';
                    this.errorIcon.hide();
                    this.un('resize', this.alignErrorIcon, this);
                }
                break;
            default:
                var t = Ext.getDom(this.msgTarget);
                t.innerHTML = '';
                t.style.display = 'none';
                break;
        }
        this.fireEvent('valid', this);
    },
 
    /**
     * Returns the raw data value which may or may not be a valid, defined value.  To return a normalized value see {@link #getValue}.
     * @return {Mixed} value The field value
     */
    getRawValue : function(){
        var v = this.rendered ? this.hiddenField.getValue() : Ext.value(this.value, '');
        return v;
    },
 
    /**
     * Returns the normalized data value (undefined will be returned as '').  To return the raw value see {@link #getRawValue}.
     * @return {Mixed} value The field value
     */
    getValue : function(){
        if(!this.rendered) {
            return this.value;
        }
        var v = this.hiddenField.getValue();
        if(v === undefined){
            v = '';
        }
        return v;
    },
 
    /**
     * Sets the underlying DOM field's value directly, bypassing validation.  To set the value with validation see {@link #setValue}.
     * @param {Mixed} value The value to set
     */
    setRawValue : function(v){
        return this.hiddenField.dom.value = (v === null || v === undefined ? '' : v);
    },
 
    /**
     * Sets a data value into the field and validates it.  To set the value directly without validation see {@link #setRawValue}.
     * @param {Mixed} value The value to set
     */
    setValue : function(v){
        var original = this.value;
        this.value = v;
        if(this.rendered){
            this.hiddenField.dom.value = (v === null || v === undefined ? '' : v);
            this.imageEl.dom.src = (v === null || v === undefined ? '' : v);
            this.fireEvent('change', this, original, v);
            this.validate();
        }
    }
 
});
 
// anything other than normal should be considered experimental
Ext.ux.form.ImageField.msgFx = {
    normal : {
        show: function(msgEl, f){
            msgEl.setDisplayed('block');
        },
 
        hide : function(msgEl, f){
            msgEl.setDisplayed(false).update('');
        }
    },
 
    slide : {
        show: function(msgEl, f){
            msgEl.slideIn('t', {stopFx:true});
        },
 
        hide : function(msgEl, f){
            msgEl.slideOut('t', {stopFx:true,useDisplay:true});
        }
    },
 
    slideRight : {
        show: function(msgEl, f){
            msgEl.fixDisplay();
            msgEl.alignTo(f.el, 'tl-tr');
            msgEl.slideIn('l', {stopFx:true});
        },
 
        hide : function(msgEl, f){
            msgEl.slideOut('l', {stopFx:true,useDisplay:true});
        }
    }
};
 
Ext.reg('imagefield', Ext.ux.form.ImageField);

Ext.ux.ImageChooser.js

Ext.ux.ImageChooser = function(config) {
    this.config = config;
    this.initTemplates();
    this.store = new Ext.data.JsonStore({
        url: this.config.url,
        root: 'images',
        fields: [
            'name', 'url'
        ],
        listeners: {
            //'load': {fn:function(){ this.view.select(0); }, scope:this, single:true}
        }
    });
    this.store.load();
 
    this.view = new Ext.DataView({
        tpl: this.thumbTemplate,
        singleSelect: true,
        overClass:'x-view-over',
        itemSelector: 'div.thumb-wrap',
        emptyText : '<div style="padding:10px;">没有图片,请上传</div>',
        store: this.store,
        listeners: {
            'selectionchange': {fn:this.setHideValue, scope:this, buffer:100},
            'dblclick' : {fn:this.canelSelect, scope:this, buffer:100}
        }
    });
    var cfg = {
                id: 'img-chooser-dlg',
                layout: 'border',
                border: false,
                items:[{
                    id: 'img-chooser-view',
                    region: 'center',
                    autoScroll: true,
                    items: this.view
                }//,{xtype:'textfield',id: this.hideId}
                ]
            };
    Ext.apply(cfg, this.config);
    this.hideId = this.config.hideId;
    Ext.ux.ImageChooser.superclass.constructor.call(this, cfg);
    if(this.hideId) this.add({xtype:'hidden',id: this.hideId});
};
 
Ext.extend(Ext.ux.ImageChooser, Ext.Panel, {
    initTemplates : function(){
        this.thumbTemplate = new Ext.XTemplate(
            '<tpl for=".">',
                '<div class="thumb-wrap" id="{name}">',
                '<div class="thumb"><img src="{url}" title="{name}"></div>',
                '</div>',//<span>{shortName}</span>
            '</tpl>'
        );
        this.thumbTemplate.compile();
    },
    setHideValue : function(){
        var selNodes = this.view.getSelectedNodes();
        var hideObj = Ext.getCmp(this.hideId);
        if(selNodes&&selNodes.length>0)
            hideObj.setValue(selNodes[0].id);
    },
    setValue : function(value){
        if(value)
            this.view.select(value);
    },
    canelSelect : function(view,index,node,e){
        view.deselect(index);
        var hideObj = Ext.getCmp(this.hideId);
        hideObj.setValue('');
    }
});

Ext.hoo.form.FoodImageField.js

/**
 * @function 可以选择图片的field
 * @auhor: hoojo
 * @createDate: Sep 17, 2010 10:59:58 PM
 * @blog: blog.csdn.net/IBM_hoojo
 * @email: hoojo_@126.com
 * @class Ext.hoo.form.FoodImageField
 * @extends Ext.ux.ImageChooser
 */
Ext.ns("Ext.hoo.form");
Ext.hoo.form.FoodImageChooser = Ext.extend(Ext.ux.ImageChooser, {
    constructor: function () {
        Ext.hoo.form.FoodImageChooser.superclass.constructor.call(this, {
            renderTo: "show",
            hideId: 'iconImagesURL',
            //fieldLabel: '图标',
            url: 'images.json',
            height: 120,
            width: 225
        });
    }
});
 
 
Ext.hoo.form.FoodImageField = Ext.extend(Ext.ux.form.ImageField, {
    constructor: function () {
        this.store = new Ext.data.JsonStore({
            autoLoad: true,            
            url: "images.json",
            root: 'images',
            fields: [
                'name', 'url'
            ],
            listeners: {
                //'load': {fn:function(){ this.view.select(0); }, scope:this, single:true}
            }
        });
        this.tpl =  new Ext.XTemplate(
            '<tpl for=".">',
                '<div class="thumb-wrap" id="{name}">',
                '<div class="thumb"><img src="{url}" title="{name}"></div>',
                '</div>',//<span>{shortName}</span>
            '</tpl>'
        );
        this.view = new Ext.DataView({
            singleSelect: true,
            emptyText : '<div style="padding:10px;">没有图片,请上传</div>',
            store: this.store,
            tpl: this.tpl
        });
        
        
        Ext.hoo.form.FoodImageField.superclass.constructor.call(this, {
            renderTo: "showField",
            //fieldLabel: '图标',
            defaultImage: '../images/2.png',
            height: 120,
            width: 225
        });
    }
});
 
Ext.onReady(function () {
    Ext.BLANK_IMAGE_URL = "../ext2/resources/images/default/s.gif";
    Ext.QuickTips.init();
    Ext.form.Field.prototype.msgTarget = "qtip";
    
    //new Ext.hoo.form.FoodImageChooser();
    //new Ext.hoo.form.FoodImageField();
    
    var chooser, btn;
 
    function insertImage(data){
        Ext.DomHelper.append('images', {
            tag: 'img', src: data.url, style:'margin:10px;visibility:hidden;'
        }, true).show(true).frame();
        btn.focus();
    };
    
    function choose(btn){
        if(!chooser){
            chooser = new ImageChooser({
                url:'images2.json',
                width:515,
                height:350
            });
        }
        chooser.show(btn.getEl(), insertImage);
    };
 
    btn = new Ext.Button({
        text: "Insert Image",
        handler: choose,
        renderTo: 'buttons'
    });
 
});

测试数据

images.json

{images:[{
    name:'水果1号',url:'../images/2.png'
},{
    name:'水果2号',url:'../images/2.png'
},{
    name:'水果3号',url:'../images/2.png'
},{
    name:'水果4号',url:'../images/2.png'
},{
    name:'水果5号',url:'../images/2.png'
},{
    name:'水果6号',url:'../images/2.png'
}]}

images2.json

{images:[{
    name:'水果1号',url:'../images/2.png',size: 22.2, lastmod: 2009-06-05
},{
    name:'水果2号',url:'../images/2.png',size: 52.2, lastmod: 2009-08-07
},{
    name:'水果3号',url:'../images/2.png',size: 44.2, lastmod: 2009-03-06
},{
    name:'水果4号',url:'../images/2.png',size: 25.7, lastmod: 2009-06-04
},{
    name:'水果5号',url:'../images/2.png',size: 55.3, lastmod: 2010-06-22
},{
    name:'水果6号',url:'../images/2.png',size: 77.8, lastmod: "2009-09-15"
}]}


作者:hoojo
出处:
blog:http://blog.csdn.net/IBM_hoojo
         http://hoojo.cnblogs.com
本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利。


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posted on 2012-03-17 03:09 hoojo 阅读(1854) 评论(0)  编辑  收藏 所属分类: Ajax【富客户端技术】ExtJSJavaScript

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