描述
在拖放插件的帮助下,我们可以从一个网格拖动数据,并可以将其拖放到另一个网格,反之亦然。下面提到的示例显示了如何从一个网格拖动数据到另一个网格,在这里我们有复位按钮来重置两个网格中的数据。
例
下面是一个简单的示例,显示了栅格之间的拖放。
- <!DOCTYPE html>
- <html>
- <head>
- <link href="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css" rel="stylesheet" />
- <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script>
- <script type="text/javascript">
- Ext.require([
- 'Ext.grid.*',
- 'Ext.data.*',
- 'Ext.dd.*'
- ]);
- // Creation of data model
- Ext.define('StudentDataModel', {
- extend: 'Ext.data.Model',
- fields: [
- {name: 'name', mapping : 'name'},
- {name: 'age', mapping : 'age'},
- {name: 'marks', mapping : 'marks'}
- ]
- });
- Ext.onReady(function(){
- // Store data
- var myData = [
- { name : "Asha", age : "16", marks : "90" },
- { name : "Vinit", age : "18", marks : "95" },
- { name : "Anand", age : "20", marks : "68" },
- { name : "Niharika", age : "21", marks : "86" },
- { name : "Manali", age : "22", marks : "57" }
- ];
- // Creation of first grid store
- var firstGridStore = Ext.create('Ext.data.Store', {
- model: 'StudentDataModel',
- data: myData
- });
- // Creation of first grid
- var firstGrid = Ext.create('Ext.grid.Panel', {
- multiSelect: true,
- viewConfig: {
- plugins: {
- ptype: 'gridviewdragdrop',
- dragGroup: 'firstGridDDGroup',
- dropGroup: 'secondGridDDGroup'
- },
- listeners: {
- drop: function(node, data, dropRec, dropPosition) {
- var dropOn = dropRec ? ' ' + dropPosition + ' ' + dropRec.get('name') : ' on empty view';
- }
- }
- },
- store : firstGridStore,
- columns :
- [{
- header: "Student Name",
- dataIndex: 'name',
- id : 'name',
- flex: 1,
- sortable: true
- },{
- header: "Age",
- dataIndex: 'age',
- flex: .5,
- sortable: true
- },{
- header: "Marks",
- dataIndex: 'marks',
- flex: .5,
- sortable: true
- }],
- stripeRows : true,
- title : 'First Grid',
- margins : '0 2 0 0'
- });
- // Creation of second grid store
- var secondGridStore = Ext.create('Ext.data.Store', {
- model: 'StudentDataModel'
- });
- // Creation of second grid
- var secondGrid = Ext.create('Ext.grid.Panel', {
- viewConfig: {
- plugins: {
- ptype: 'gridviewdragdrop',
- dragGroup: 'secondGridDDGroup',
- dropGroup: 'firstGridDDGroup'
- },
- listeners: {
- drop: function(node, data, dropRec, dropPosition) {
- var dropOn = dropRec ? ' ' + dropPosition + ' ' + dropRec.get('name') : ' on empty view';
- }
- }
- },
- store : secondGridStore,
- columns :
- [{
- header: "Student Name",
- dataIndex: 'name',
- id : 'name',
- flex: 1,
- sortable: true
- },{
- header: "Age",
- dataIndex: 'age',
- flex: .5,
- sortable: true
- },{
- header: "Marks",
- dataIndex: 'marks',
- flex: .5,
- sortable: true
- }],
- stripeRows : true,
- title : 'Second Grid',
- margins : '0 0 0 3'
- });
- // Creation of a panel to show both the grids.
- var displayPanel = Ext.create('Ext.Panel', {
- width : 600,
- height : 200,
- layout : {
- type: 'hbox',
- align: 'stretch',
- padding: 5
- },
- renderTo : 'panel',
- defaults : { flex : 1 },
- items : [
- firstGrid,
- secondGrid
- ],
- dockedItems: {
- xtype: 'toolbar',
- dock: 'bottom',
- items: ['->',
- {
- text: 'Reset both grids',
- handler: function(){
- firstGridStore.loadData(myData);
- secondGridStore.removeAll();
- }
- }]
- }
- });
- });
- </script>
- </head>
- <body>
- <div id = "panel" > </div>
- </body>
- </html>
转载本站内容时,请务必注明来自W3xue,违者必究。