ext官方给的例子,只支持两个grid之间的数据互相拖拽,我想实现多个grid间的数据互相拖拽,请问高手怎么实现?
1条回答 默认 最新
- iteye_5075 2010-12-06 22:46关注
[code="java"]
/*!
- Ext JS Library 3.3.0
- Copyright(c) 2006-2010 Ext JS, Inc.
- licensing@extjs.com
-
http://www.extjs.com/license
*/
Ext.onReady(function(){var myData = {
records : [
{ name : "Rec 0", column1 : "0", column2 : "0" },
{ name : "Rec 1", column1 : "1", column2 : "1" },
{ name : "Rec 2", column1 : "2", column2 : "2" },
{ name : "Rec 3", column1 : "3", column2 : "3" },
{ name : "Rec 4", column1 : "4", column2 : "4" },
{ name : "Rec 5", column1 : "5", column2 : "5" },
{ name : "Rec 6", column1 : "6", column2 : "6" },
{ name : "Rec 7", column1 : "7", column2 : "7" },
{ name : "Rec 8", column1 : "8", column2 : "8" },
{ name : "Rec 9", column1 : "9", column2 : "9" }
]
};// Generic fields array to use in both store defs.
var fields = [
{name: 'name', mapping : 'name'},
{name: 'column1', mapping : 'column1'},
{name: 'column2', mapping : 'column2'}
];// create the data store
var firstGridStore = new Ext.data.JsonStore({
fields : fields,
data : myData,
root : 'records'
});// Column Model shortcut array
var cols = [
{ id : 'name', header: "Record Name", width: 160, sortable: true, dataIndex: 'name'},
{header: "column1", width: 50, sortable: true, dataIndex: 'column1'},
{header: "column2", width: 50, sortable: true, dataIndex: 'column2'}
];// declare the source Grid
var firstGrid = new Ext.grid.GridPanel({
ddGroup : 'gridDDGroup',
store : firstGridStore,
columns : cols,
enableDragDrop : true,
stripeRows : true,
autoExpandColumn : 'name',
title : 'First Grid'
});var secondGridStore = new Ext.data.JsonStore({
fields : fields,
root : 'records'
});// create the destination Grid
var secondGrid = new Ext.grid.GridPanel({
ddGroup : 'gridDDGroup',
store : secondGridStore,
columns : cols,
enableDragDrop : true,
stripeRows : true,
autoExpandColumn : 'name',
title : 'Second Grid'
});var store3 = new Ext.data.JsonStore({
fields : fields,
root : 'records'
});// create the destination Grid
var grid3 = new Ext.grid.GridPanel({
ddGroup : 'gridDDGroup',
store : store3,
columns : cols,
enableDragDrop : true,
stripeRows : true,
autoExpandColumn : 'name',
title : 'Second Grid'
});//Simple 'border layout' panel to house both grids
var displayPanel = new Ext.Panel({
width : 650,
height : 300,
layout : 'hbox',
renderTo : 'panel',
defaults : { flex : 1 }, //auto stretch
layoutConfig : { align : 'stretch' },
items : [
firstGrid,
secondGrid,
grid3
],
bbar : [
'->', // Fill
{
text : 'Reset both grids',
handler : function() {
//refresh source grid
firstGridStore.loadData(myData);//purge destination grid secondGridStore.removeAll(); } } ]
});
// used to add records to the destination stores
var blankRecord = Ext.data.Record.create(fields);/**** * Setup Drop Targets ***/ // This will make sure we only drop to the view scroller element var firstGridDropTargetEl = firstGrid.getView().scroller.dom; var firstGridDropTarget = new Ext.dd.DropTarget(firstGridDropTargetEl, { ddGroup : 'gridDDGroup', notifyDrop : function(ddSource, e, data){ var records = ddSource.dragData.selections; Ext.each(records, ddSource.grid.store.remove, ddSource.grid.store); firstGrid.store.add(records); firstGrid.store.sort('name', 'ASC'); return true } }); // This will make sure we only drop to the view scroller element var secondGridDropTargetEl = secondGrid.getView().scroller.dom; var secondGridDropTarget = new Ext.dd.DropTarget(secondGridDropTargetEl, { ddGroup : 'gridDDGroup', notifyDrop : function(ddSource, e, data){ var records = ddSource.dragData.selections; Ext.each(records, ddSource.grid.store.remove, ddSource.grid.store); secondGrid.store.add(records); secondGrid.store.sort('name', 'ASC'); return true } }); var gridDropTargetEl3 = grid3.getView().scroller.dom; var gridDropTarget3 = new Ext.dd.DropTarget(gridDropTargetEl3, { ddGroup : 'gridDDGroup', notifyDrop : function(ddSource, e, data){ var records = ddSource.dragData.selections; Ext.each(records, ddSource.grid.store.remove, ddSource.grid.store); grid3.store.add(records); grid3.store.sort('name', 'ASC'); return true } });
});
[/code]
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