Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All

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

Displays a message box that is modal to the window specified by the owner parameter.

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

public static MessageBoxResult Show(
	Window owner,
	string messageBoxText,
	string caption,
	MessageBoxButton button
)

Parameters

owner
Type: System.Windows.Window
A window reference that represents the top-level window that will own the modal dialog box.
messageBoxText
Type: System.String
The message to display.
caption
Type: System.String
The title of the message box.
button
Type: System.Windows.MessageBoxButton
A value that indicates the button or buttons to display.

Return Value

Type: System.Windows.MessageBoxResult
A MessageBoxResult value that indicates the user's response to the message.

ExceptionCondition
ArgumentNullException

messageBoxText is null.

-or-

owner is null.

-or-

caption is null.

ArgumentException

button is not a valid MessageBoxButton value.

This method is only applicable to trusted out-of-browser applications. If it is called in an application that does not have elevated permissions and is out-of-browser, the message box will be modal to the web-browser main window.

Silverlight

Supported in: 5

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Community Additions

ADD
Show:
© 2015 Microsoft