Guide.BeginShowMessageBox Method

项目
12/14/2010

Begins the process of displaying a message box with the specified parameters. The display operation is performed asynchronously.

Namespace: Microsoft.Xna.Framework.GamerServices
Assembly: Microsoft.Xna.Framework (in microsoft.xna.framework.dll)

Syntax

public static IAsyncResult BeginShowMessageBox (
         PlayerIndex player,
         string title,
         string text,
         IEnumerable<string> buttons,
         int focusButton,
         MessageBoxIcon icon,
         AsyncCallback callback,
         Object state
)

Parameters

player
Target player of the message box. On Windows, the only valid option is PlayerIndex.One.
title
Title of the message box.
text
Text of the message box.
buttons
Captions for the message box buttons. The maximum number is three.
focusButton
Zero-based index specifying which button has focus.
icon
Type of icon displayed in the message box.
callback
The method to be called once the asynchronous operation has finished.
state
A user-created object uniquely identifying this request.

Return Value

An IAsyncResult used to track the progress of the method.

Exceptions

Exception type	Condition
InvalidOperationException	IsInitialized was not previously called or a Guide user interface screen is currently active.

Remarks

Best Practice
You can check GamerPrivileges.AllowCommunication to determine if a player is allowed to send and receive communications prior to displaying a menu option that would call this method.

Platforms

Xbox 360, Windows XP SP2, Windows Vista

通过