Remove all data from GridPanel
<!--
/*!
* Ext JS Library 3.0.0
* Copyright(c) 2006-2009 Ext JS, LLC
* licensing@extjs.com
* http://www.extjs.com/license
*/
-->
<html>
<head>
<title>Hello World Window</title>
<link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" />
<script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="ext-3.0.0/ext-all.js"></script>
</head>
<!-- Revised from demo code from ext3.0.0 -->
<body>
<script type="text/javascript">
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 : 'secondGridDDGroup',
store : firstGridStore,
columns : cols,
enableDragDrop : true,
stripeRows : true,
autoExpandColumn : 'name',
width : 325,
region : 'west',
title : 'First Grid'
});
var secondGridStore = new Ext.data.JsonStore({
fields : fields,
root : 'records'
});
// create the destination Grid
var secondGrid = new Ext.grid.GridPanel({
ddGroup : 'firstGridDDGroup',
store : secondGridStore,
columns : cols,
enableDragDrop : true,
stripeRows : true,
autoExpandColumn : 'name',
width : 325,
region : 'center',
title : 'Second Grid'
});
//Simple 'border layout' panel to house both grids
var displayPanel = new Ext.Panel({
width : 650,
height : 300,
layout : 'border',
renderTo : 'panel',
items : [
firstGrid,
secondGrid
],
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 container
var firstGridDropTargetEl = firstGrid.getView().el.dom.childNodes[0].childNodes[1];
var firstGridDropTarget = new Ext.dd.DropTarget(firstGridDropTargetEl, {
ddGroup : 'firstGridDDGroup',
copy : true,
notifyDrop : function(ddSource, e, data){
// Generic function to add records.
function addRow(record, index, allItems) {
// Search for duplicates
var foundItem = firstGridStore.findExact('name', record.data.name);
// if not found
if (foundItem == -1) {
firstGridStore.add(record);
// Call a sort dynamically
firstGridStore.sort('name', 'ASC');
//Remove Record from the source
ddSource.grid.store.remove(record);
}
}
// Loop through the selections
Ext.each(ddSource.dragData.selections ,addRow);
return(true);
}
});
// This will make sure we only drop to the view container
var secondGridDropTargetEl = secondGrid.getView().el.dom.childNodes[0].childNodes[1]
var destGridDropTarget = new Ext.dd.DropTarget(secondGridDropTargetEl, {
ddGroup : 'secondGridDDGroup',
copy : false,
notifyDrop : function(ddSource, e, data){
// Generic function to add records.
function addRow(record, index, allItems) {
// Search for duplicates
var foundItem = secondGridStore.findExact('name', record.data.name);
// if not found
if (foundItem == -1) {
secondGridStore.add(record);
// Call a sort dynamically
secondGridStore.sort('name', 'ASC');
//Remove Record from the source
ddSource.grid.store.remove(record);
}
}
// Loop through the selections
Ext.each(ddSource.dragData.selections ,addRow);
return(true);
}
});
});
</script>
<div id="panel"></div>
</body>
</html>
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