DialogProc 委托

定义

处理发送给模式对话框或无模式对话框的消息。Processes messages that are sent to a modal or modeless dialog box.

此 API 支持产品基础结构,不能在代码中直接使用。

public delegate bool DialogProc(IntPtr hwndDlg, int uMsg, IntPtr wParam, IntPtr lParam);
public delegate bool DialogProc(IntPtr hwndDlg, int uMsg, IntPtr wParam, IntPtr lParam);
type DialogProc = delegate of nativeint * int * nativeint * nativeint -> bool
Public Delegate Function DialogProc(hwndDlg As IntPtr, uMsg As Integer, wParam As IntPtr, lParam As IntPtr) As Boolean 

参数

hwndDlg
IntPtr

对话框的句柄。A handle to the dialog box.

uMsg
Int32

消息。The message.

wParam
IntPtr

其他的消息特定信息。Additional message-specific information.

lParam
IntPtr

其他的消息特定信息。Additional message-specific information.

返回值

Boolean

如果 DialogProc 已成功处理该消息,则为 true;否则为 falsetrue if the DialogProc successfully processed the message; otherwise, false.

注解

有关通过 DialogProc 函数和 Microsoft 管理控制台(MMC)进行编程的详细信息,请参阅MMC 程序员指南For more information about programming with the DialogProc function and the Microsoft Management Console (MMC), see the MMC Programmer's Guide.

适用于