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MessageBox.Show Method (Window, String, String, MessageBoxButton)

Displays a message box in front of the specified window. The message box displays a message, title bar caption, and button; and it also returns a result.

Namespace: System.Windows
Assembly: PresentationFramework (in presentationframework.dll)

public static MessageBoxResult Show (
	Window owner,
	string messageBoxText,
	string caption,
	MessageBoxButton button
public static MessageBoxResult Show (
	Window owner, 
	String messageBoxText, 
	String caption, 
	MessageBoxButton button
public static function Show (
	owner : Window, 
	messageBoxText : String, 
	caption : String, 
	button : MessageBoxButton
) : MessageBoxResult
You cannot use methods in XAML.



A Window that represents the owner window of the message box.


A String that specifies the text to display.


A String that specifies the title bar caption to display.


A MessageBoxButton value that specifies which button or buttons to display.

Return Value

A MessageBoxResult value that specifies which message box button is clicked by the user.

By default, the message box appears in front of the window that is currently active.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0

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