<DescriptionAttribute("Provides a dialog box with predefined message, icon and buttons used to obtain user input.")>
Public Class UXMessageBox 
   Inherits UXDialogBox
   Implements IApplicationHost, IControl, IFramework, ILicensing, IModalWindow, IWindow 

Dim instance As UXMessageBox

[DescriptionAttribute("Provides a dialog box with predefined message, icon and buttons used to obtain user input.")]
public class UXMessageBox : UXDialogBox, IApplicationHost, IControl, IFramework, ILicensing, IModalWindow, IWindow  

public class UXMessageBox = class(UXDialogBox, IApplicationHost, IControl, IFramework, ILicensing, IModalWindow, IWindow)

DescriptionAttribute("Provides a dialog box with predefined message, icon and buttons used to obtain user input.")
public class UXMessageBox extends UXDialogBox implements IApplicationHost, IControl, IFramework, ILicensing, IModalWindow, IWindow 

[DescriptionAttribute("Provides a dialog box with predefined message, icon and buttons used to obtain user input.")]
public __gc class UXMessageBox : public UXDialogBox, IApplicationHost, IControl, IFramework, ILicensing, IModalWindow, IWindow  

[DescriptionAttribute("Provides a dialog box with predefined message, icon and buttons used to obtain user input.")]
public ref class UXMessageBox : public UXDialogBox, IApplicationHost, IControl, IFramework, ILicensing, IModalWindow, IWindow  

private void UXButton2_Click(object sender, RoutedEventArgs e)
{
    UXMessageBox.Show(

        // owner of the message box
        null, 

        // message
        "Do you want to save this document before the application closes?",

        // caption
        "Notepad",

        // predefined buttons
        Intersoft.Client.UI.Aqua.UXDesktop.MessageBoxButton.YesNoCancel,

        // predefined image
        MessageBoxImage.Question,

        // callback handler for the close event
        (dialogResult) =>
        {
            if (dialogResult == Intersoft.Client.Framework.DialogResult.OK)
            {
                // save the document
            }
        }
    );
}