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术语 enumchildwindows
释义 EnumChildWindows
语法:
BOOL EnumChildWindows( HWND hWndParent,
WNDENUMPROC lpEnumFunc,
LPARAM lParam
);
EnumChildWindows函数
该EnumChildWindows枚举函数,属于子窗口的句柄传递给每个子窗口反过来,到指定的父窗口,一个应用程序定义的回调函数。 EnumChildWindows枚举或继续回调函数返回FALSE,直到最后一个子窗口。
参数
hWndParent
[in]句柄父窗口的子窗口要枚举。如果该参数为NULL,这个函数相当于EnumWindows。
在Windows 95/98/Me:hWndParent不能是NULL。
lpEnumFunc
[in]指向一个应用程序定义的回调函数。有关更多信息,请参阅EnumChildProc。
lparam的
[in]指定一个应用程序定义的值传递给回调函数。
返回值
未使用。
备注
如果一个子窗口,造就了自己的子窗口,这些窗口EnumChildWindows枚举也。
孩子的窗口被移动或重新定位在枚举过程中的Z顺序会得到妥善枚举。 The function does not enumerate a child window that is destroyed before being enumerated or that is created during the enumeration process.
例如
举一个例子看到摧毁一个窗口。
功能信息
最低DLL版本 user32.dll
在Winuser.h中HeaderDeclared,头文件:winuser.h
import libraryUser32.lib
最低操作系统Windows 95,Windows NT 3.1
UnicodeImplemented为Unicode版本。
参见
视窗概述,EnumChildProc,EnumThreadWindows,EnumWindows,GetWindow
==英文原文==EnumChildWindows Function
The EnumChildWindows function enumerates the child windows that belong to the specified parent window by passing the handle to each child window, in turn, to an application-defined callback function. EnumChildWindows continues until the last child window is enumerated or the callback function returns FALSE.
Syntax
BOOL EnumChildWindows( HWND hWndParent,
WNDENUMPROC lpEnumFunc,
LPARAM lParam
);
Parameters
hWndParent
[in] Handle to the parent window whose child windows are to be enumerated. If this parameter is NULL, this function is equivalent to EnumWindows .
Windows 95/98/Me: hWndParent cannot be NULL.
lpEnumFunc
[in] Pointer to an application-defined callback function. For more information, see EnumChildProc .
lParam
[in] Specifies an application-defined value to be passed to the callback function.
Return Value
Not used.
Remarks
If a child window has created child windows of its own, EnumChildWindows enumerates those windows as well.
A child window that is moved or repositioned in the Z order during the enumeration process will be properly enumerated. The function does not enumerate a child window that is destroyed before being enumerated or that is created during the enumeration process.
Example
For an example see Destroying a Window .
Function Information
Minimum DLL Versionuser32.dll
HeaderDeclared in Winuser.h, include Windows.h
Import libraryUser32.lib
Minimum operating systemsWindows 95, Windows NT 3.1
UnicodeImplemented as Unicode version.
See Also
Windows Overview , EnumChildProc , EnumThreadWindows , EnumWindows , GetWindow
==原始网址==http://msdn.microsoft.com/en-us/library/ms633494(VS.85).aspx\n
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