Confirm box

优质

小牛编辑

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2023-12-01

此消息框要求用户确认，并在用户选择为yes或no的不同选项上调用不同的方法。

语法 (Syntax)

以下是确认框的简单语法。

Ext.MessageBox.confirm('Confirm', Msg, optional callbackFunction());

例子 (Example)

以下是一个显示用法的简单示例。

<!DOCTYPE html>
<html>
   <head>
      <link href = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css" 
         rel = "stylesheet" />
      <script type = "text/javascript" 
         src = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script>
      <script type = "text/javascript">
         Ext.onReady(function() {
            Ext.create('Ext.Button', {
               renderTo: Ext.getElementById('msgBox'),
               text: 'Click Me',
               listeners: {
                  click: function() {
                     Ext.MessageBox.confirm(
                        'Confirm', 'Are you sure you want to do this ?', callbackFunction);
                     function callbackFunction(btn) {
                        if(btn == 'yes') {
                           Ext.Msg.alert ('Button Click', 'You clicked the Yes button');
                        } else {
                           Ext.Msg.alert ('Button Click', 'You clicked the No button');
                        }
                     };
                  }
               }
            });
         });
      </script>
   </head>
   <body>
      <p> Click the button for alert box </p>
      <div id = "msgBox" ></div>
   </body>
</html>