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Drag and Drop Grid (ExtJS - 2)

2010-10-10 07:56 381 查看
Sebagai lanjutan dari tutorial Extjs sebelumnya, sekarang saya mencoba untuk menulis untuk tutorial selanjutnya yakni bagaimana membuat Drag and Drop Grid dengan Extjs. Pastikan anda sudah memiliki / mendowload Library ExtJS versi 2.2.1. Berikut langkah-langkahnya :

>> buat file dengan nama drag_grid.html ketik kode berikut :

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<title>Contoh Drag and Drop antar Grid</title>

<link rel="stylesheet" type="text/css" href="ext-2.2.1/resources/css/ext-all.css" />
<script type="text/javascript" src="ext-2.2.1/adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="ext-2.2.1/ext-all-debug.js"></script>
<script type="text/javascript" src="ext-2.2.1/examples/shared/code-display.js"></script>
<link rel="stylesheet" type="text/css" href="ext-2.2.1/examples/shared/examples.css" />
<script type="text/javascript" src="drag_grid.js"></script>

</head>
<body>
<div id="panel"></div>
</body>
</html>

>> buat file dengan nama drag_grid.js ketik kode berikut :

Ext.onReady(function(){

var dataKu = {

records : [

{ name : "Data 1", column1 : "Isi Kolom 1", column2 : "0" },

{ name : "Data 2", column1 : "1", column2 : "Isi Kolom 2" },

{ name : "Data 3", column1 : "Isi Kolom 1", column2 : "2" },

{ name : "Data 4", column1 : "3", column2 : "Isi Kolom 2" },

{ name : "Data 5", column1 : "Isi Kolom 1", column2 : "4" },

{ name : "Data 6", column1 : "5", column2 : "Isi Kolom 2" },

{ name : "Data 7", column1 : "Isi Kolom 1", column2 : "6" },

{ name : "Data 8", column1 : "7", column2 : "Isi Kolom 2" },

{ name : "Data 9", column1 : "Isi Kolom 1", column2 : "8" },

{ name : "Data 10", column1 : "9", column2 : "Isi Kolom 2" }

]

};

// 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 isiGridPertama = new Ext.data.JsonStore({

fields : fields,

data : dataKu,

root : 'records'

});

// Column Model shortcut array

var cols = [

{ id : 'name', header: "Nama Data", width: 100, sortable: true, dataIndex: 'name'},

{header: "Kolom 1", width: 70, sortable: true, dataIndex: 'column1'},

{header: "Kolom 2", width: 70, sortable: true, dataIndex: 'column2'}

];

// declare the source Grid

var gridPertama = new Ext.grid.GridPanel({

ddGroup : 'gridKeduaDDGroup',

store : isiGridPertama,

columns : cols,

enableDragDrop : true,

stripeRows : true,

autoExpandColumn : 'name',

width : 350,

region : 'west',

title : 'Grid Pertama'

});

var isiGridKedua = new Ext.data.JsonStore({

fields : fields,

root : 'records'

});

// create the destination Grid

var gridKedua = new Ext.grid.GridPanel({

ddGroup : 'gridPertamaDDGroup',

store : isiGridKedua,

columns : cols,

enableDragDrop : true,

stripeRows : true,

autoExpandColumn : 'name',

width : 350,

region : 'center',

title : 'Grid Kedua'

});

//Simple 'border layout' panel to house both grids

var displayPanel = new Ext.Panel({

width : 700,

height : 300,

layout : 'border',

renderTo : 'panel',

items : [

gridPertama,

gridKedua

],

bbar : [

'->', // Fill

{

text : 'Reset Kedua Grid',

handler : function() {

//refresh source grid

isiGridPertama.loadData(dataKu);

//purge destination grid

isiGridKedua.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 gridPertamaDropTargetEl = gridPertama.getView().el.dom.childNodes[0].childNodes[1];

var gridPertamaDropTarget = new Ext.dd.DropTarget(gridPertamaDropTargetEl, {

ddGroup : 'gridPertamaDDGroup',

copy : true,

notifyDrop : function(ddSource, e, data){

// Generic function to add records.

function addRow(record, index, allItems) {

// Search for duplicates

var foundItem = isiGridPertama.find('name', record.data.name);

// if not found

if (foundItem == -1) {

isiGridPertama.add(record);

// Call a sort dynamically

isiGridPertama.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 gridKeduaDropTargetEl = gridKedua.getView().el.dom.childNodes[0].childNodes[1]

var destGridDropTarget = new Ext.dd.DropTarget(gridKeduaDropTargetEl, {

ddGroup : 'gridKeduaDDGroup',

copy : false,

notifyDrop : function(ddSource, e, data){

// Generic function to add records.

function addRow(record, index, allItems) {

// Search for duplicates

var foundItem = isiGridKedua.find('name', record.data.name);

// if not found

if (foundItem == -1) {

isiGridKedua.add(record);

// Call a sort dynamically

isiGridKedua.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);

}

});

});

Eksekusi / buka file drag_grid.html di dalam browser, jika benar maka akan ditampilkan berikut ini :



Coba drag and drop data yang ada di Grid Pertama ke Grid Kedua atau sebaliknya. Berhasil bukan?

Selamat Mencoba ....
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