Ext 常见应用(Ext2布局 grid 分页 comboBox 级联动态刷新)

最新推荐文章于 2020-12-19 10:33:06 发布

congduan1152

最新推荐文章于 2020-12-19 10:33:06 发布

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先看图

这种常见应用

布局：

Grid分页

级联：

代码如下：

/*
* Ext JS Library 2.0.2
* Copyright(c) 2006-2008, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/

Ext.onReady(function(){

    // example of custom renderer function
    function statusColor(val){
        if(val == '在线'){
            return '' + val + '';
        }else if(val == '会议中'){
            return '' + val + '';
        }
        return val;
    }

    // create the Data Store
    var store = new Ext.data.Store({
        url:'termSearch.action',
        storeId:'searchResult',

        // create reader that reads the Topic records
        reader: new Ext.data.JsonReader({
            totalProperty: 'totalrows',
            root: 'data',
            fields: [
            {name: 'id', type:'int'},
            'consumer',
            'area',
            'termid',
                'name',
                'status',
                'udate'
            ]
        })

        // turn on remote sorting
//        remoteSort: true
    });

   var sm = new Ext.grid.CheckboxSelectionModel();// 多选行
var cm = new Ext.grid.ColumnModel([
   new Ext.grid.RowNumberer(),
   sm,
     {header:'序号',width:40,dataIndex:'id'},
     {header:'用户',width:50,dataIndex:'consumer'},
     {header:'地域',width:50,dataIndex:'area'},
     {header:'终端编号',dataIndex:'termid'},
     {header:'终端名称',dataIndex:'name'},
     {header:'终端状态',dataIndex:'status',renderer: statusColor},
     {header:'更新日期',dataIndex:'udate'}
    ]);
// cm.defaultSortable = true;

// by default columns are sortable
cm.defaultSortable = true;

    var grid = new Ext.grid.GridPanel({
        store: store,
        cm: cm,
        stripeRows: true,
        height:350,
        width:800,
        title:'',

        tbar: new Ext.PagingToolbar({
            pageSize: 10,
            width:'98%',
            store: store,
//            paramNames:{rowStart: 'start', rowLimit: 'limit'},
            displayInfo: true,
            displayMsg: '显示第 {0} 条到 {1} 条记录，共 {2} 条',
            emptyMsg: "无记录"
        })
    });

// grid.render('div-grid');

//    grid.getSelectionModel().selectFirstRow();

    var consumerStore = getSelectStore("54");
    var termTypeStore = getSelectStore("53");
    var termStatusStore = getSelectStore("51");

//    new Ext.data.SimpleStore({
//                  fields: ['text'],
//                  data : [['0','0'],['5','5'],['10','10'],['15','15'],['20','20']],
//                  fields:[{name: 'value', mapping: 0},{name:'text',mapping:1}],
//                  autoLoad:true
//              })

    var table = new Ext.Panel({
     layout:'table',
     defaults: {
         bodyStyle.:'padding:1px'
     },
     layoutConfig: {
         columns: 4
     },
   items: [{
   width:165,
          layout: 'form',
          labelWidth:55,
          items: [{
              xtype:'textfield',
              fieldLabel: '终端编号',
              name: 'termId',
              id:'termId',
              anchor:'95%'
          }]
   },{
   width:165,
          layout: 'form',
          labelWidth:55,
          items: [{
              xtype:'textfield',
              fieldLabel: '终端名称',
              name: 'termName',
              id:'termName',
              anchor:'95%'
          }]

    },{
   width:165,
          layout: 'form',
          labelWidth:55,
          items: [{
              xtype:'textfield',
              fieldLabel: '刷新延时',
              name: 'timeLapse',
              id:'timeLapse',
              anchor:'95%',
              xtype:'combo',
          store: new Ext.data.Store({
          proxy: new Ext.data.MemoryProxy([['0','0'],['5','5'],['10','10'],['15','15'],['20','20']]),
          reader: new Ext.data.ArrayReader({}, [
              {name: 'value',mapping: 0, type: 'int'},
              {name: 'text',mapping: 1}
          ]),
          autoLoad:true
      }) ,

          displayField:'text',
          valueField:'value',
          hiddenName:'timeLapseValue',
          typeAhead: true,
          triggerAction: 'all',
          forceSelection:true
          }],
          colspan:2

    },{
      width:165,
          layout: 'form',
          labelWidth:55,
          items: [{
              xtype:'textfield',
              fieldLabel: '用户',
              name: 'consumerId',
              anchor:'95%',
          id: 'consId',
              xtype:'combo',
              anchor:'95%',
          store: consumerStore,
          displayField:'text',
          valueField:'value',
          hiddenName:'consumerId',
          typeAhead: true,
          mode: 'local',
          triggerAction: 'all',
          forceSelection : true,
          emptyText:'Select a user...',
            allowBlank: false,
          selectOnFocus:true,
          forceSelection:true,
          listeners:{
      select:{
       fn:function(combo,record,index) {
//        Ext.Msg.alert('','xxxxxxx');
        var store = getSelectStore("55",record.get('value'));

//        Ext.Msg.alert(''+store.getCount(),'xxxxxxxxx='+store.getTotalCount());


        Ext.getCmp('areaId').clearValue();
        Ext.getCmp('areaId').store = store;
        if(Ext.getCmp('areaId').view){
         Ext.getCmp('areaId').view.setStore(store);
//         Ext.getCmp('areaId').view.refresh();

        }
        Ext.getCmp('areaId').enable();

       }
      }
          }
          }]
    },{
        width:165,
        layout: 'form',
        labelWidth:55,
        items: [{
            xtype:'textfield',
            fieldLabel: '地域',
            name: 'consumerArea',
            id:'areaId',
            anchor:'95%',
              xtype:'combo',
          store: new Ext.data.Store(),
          displayField:'text',
          valueField:'value',
          hiddenName:'consumerAreaId',
          typeAhead: true,
          mode: 'local',
          triggerAction: 'all',
          forceSelection : true,
          emptyText:'Select a area...',
            allowBlank: false,
          selectOnFocus:true,
          forceSelection:true,
          disabled:true
        }]
   },{
          width:165,
          layout: 'form',
          labelWidth:55,
          items: [{
              xtype:'textfield',
              fieldLabel: '终端状态',
              name: 'termStatus',
              id:'termStatus',
              anchor:'95%',
              xtype:'combo',
          store: termStatusStore,
          displayField:'text',
          valueField:'value',
          hiddenName:'termStatusId',
          typeAhead: true,
          triggerAction: 'all',
          forceSelection:true,
          editable:false,
          mode: 'local'
          }]

    },
//    {
//          width:165,
//          layout: 'form',
//          labelWidth:55,
//          items: [{
//              xtype:'textfield',
//              fieldLabel: '终端类型',
//              name: 'termType',
//              id:'termType',
//              anchor:'95%',
//              xtype:'combo',
//          store: termTypeStore,
//          displayField:'text',
//          valueField:'value',
//          hiddenName:'termTypeId',
//          typeAhead: true,
//          triggerAction: 'all',
//          forceSelection:true,
//          editable:false,
//          mode: 'local'
//          }]
//
//    },
    {
          layout: 'form',
          labelWidth:55,
          items: [{
          name: 'Save',
          id: 'Save',
          text: '查询',
              xtype:'button'
          }]
    }]
});
//    table.render('div-grid');
    var fp = new Ext.FormPanel({
//        labelAlign: 'top',
        frame.:true,
        title: '.',
        bodyStyle.:'padding:5px 5px 0',
        width: 800

    });

    fp.add(table);
fp.add(grid);
    fp.render("div-form");
     //增加基本参数
   store.on('beforeload', function(store) {
   var para = {termId:'',termName:'',consumerId:'',areaId:'',termTypeId:'',tstatus:''};
   para.termId = Ext.get('termId').getValue();
   para.termName = Ext.get('termName').getValue();
   para.consumerId = Ext.get('consumerId').getValue();
   para.areaId = Ext.get('consumerAreaId').getValue();
   para.tstatus = Ext.get('termStatusId').getValue();
//   para.termTypeId = Ext.get('termTypeId').getValue();

       Ext.apply(store.baseParams,para);
  });
    store.load({params:{start:0, limit:10}});