Define button action in a separate function

  

<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>
<body>
<script type="text/javascript">

Ext.onReady(function() {

    
    var doSwitch = function(btn) {
    
        alert("asdf");
    }
    
    var myWin = new Ext.Window({
        x       : 100,
        height  : 200,
        width   : 300,
        layout  : 'fit',
        title   : 'myWin2',
        buttons : [
            {
                text    : 'OK',
                handler : doSwitch
            }
        ]
    });
    
    myWin.show();
        

});
</script> 
<div id='div1'>asdf</div>
</body>
</html>

1.	Create a button and add to panel
2.	Add action event listener handler to a button
3.	Button text and handler
4.	Add button a window
5.	Disable a button after clicking
6.	Get button text from button object
7.	Create button with text and handler
8.	Align bottons: cener
9.	Add icon to Button
10.	Set width and height for button
11.	Align icon along the button bottom
12.	Align icon to right side
13.	Align icon to top
14.	Button scale: 'medium'
15.	Button scale large
16.	Inline function along with buttons
17.	Button with click handler
18.	Icon align left
19.	Icon align right
20.	Icon align bottom
21.	Icon align top

Define button action in a separate function : Button « Ext JS « JavaScript DHTML

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