Disable action to disable a button : Action « Ext JS « JavaScript DHTML






  1. JavaScript DHTML
  2. Ext JS
  3. Action

Disable action to disable a button

  

<!--
/*!
 * 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 in ext3.0.0 -->
<body>
<script type="text/javascript">
/*!
 * Ext JS Library 3.0.0
 * Copyright(c) 2006-2009 Ext JS, LLC
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
Ext.onReady(function(){
    // The action
    var action = new Ext.Action({
        text: 'Action 1',
        handler: function(){
            Ext.example.msg('Click','You clicked on "Action 1".');
        },
        iconCls: 'blist'
    });


    var panel = new Ext.Panel({
        title: 'Actions',
        width:600,
        height:300,
        bodyStyle: 'padding:10px;',     // lazy inline style

        tbar: [
            action, {                   // <-- Add the action directly to a toolbar
                text: 'Action Menu',
                menu: [action]          // <-- Add the action directly to a menu
            }
        ],

        items: [
           new Ext.Button(action)       // <-- Add the action as a button
        ],

        renderTo: Ext.getBody()
    });

    var tb = panel.getTopToolbar();
    // Buttons added to the toolbar of the Panel above
    // to test/demo doing group operations with an action
    tb.add('->', {
        text: 'Disable',
        handler: function(){
            action.setDisabled(!action.isDisabled());
            this.setText(action.isDisabled() ? 'Enable' : 'Disable');
        }
    }, {
        text: 'Change Text',
        handler: function(){
            Ext.Msg.prompt('Enter Text', 'Enter new text for Action 1:', function(btn, text){
                if(btn == 'ok' && text){
                    action.setText(text);
                    action.setHandler(function(){
                        Ext.example.msg('Click','You clicked on "'+text+'".');
                    });
                }
            });
        }
    }, {
        text: 'Change Icon',
        handler: function(){
            action.setIconClass(action.getIconClass() == 'blist' ? 'bmenu' : 'blist');
        }
    });
    tb.doLayout();
});
</script>
        
</script>
</body>
</html>








Related examples in the same category

1.Change action text
2.Update action icon
3.Add action handler to action
4.Create Ext.Action
5.Add action to form button
6.Use action to construct UI controls