What are the different type of alert boxes in Ext JS?

• Ext.MessageBox.alert();

Ext.Msg.alert('Status', 'This is Ext JS message box.');

• 
  
• Ext.MessageBox.confirm();

Ext.Msg.confirm("Confirmation", "Do you want to Save changes?", function(btnText){
                if(btnText === "no"){
                    Ext.Msg.alert("Alert", "You have confirmed 'No'.");
                }
                else if(btnText === "yes"){
                    Ext.Msg.alert("Alert", "You have confirmed 'Yes'.");
                }
            }, this);

• 
  
• Ext.MessageBox.wait();

var win = Ext.MessageBox.wait('Loading, 'wait');
Ext.Ajax.request({
  ...
  callback: function() {
    win.hide();
  }
});

• 
  
• Ext.MessageBox.prompt();

Ext.Msg.prompt("Ext JS Tutorials", "Please enter your Sencha Id:", function(btnText, sInput){
                if(btnText === 'ok'){
                    Ext.Msg.alert("Status", "You entered:" + sInput);
                }
            }, this);

• Ext.MessageBox.show();

Ext.Msg.show({
                title : 'Save',
                msg : 'Do you want to Save the changes? ',
                width : 300,
                closable : false,
                buttons : Ext.Msg.YESNOCANCEL,
                buttonText : 
                {
                    yes : 'Yes & Continue',
                    no : 'No & Continue',
                    cancel : 'Discard'
                },
                multiline : false,
                fn : function(buttonValue, inputText, showConfig){
                    Ext.Msg.alert('Status', buttonValue);
                },
                icon : Ext.Msg.QUESTION
            });