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词条 GetWindowWord
释义

函数原型

WORD

GetWindowWord(HWND hWnd, int nIndex) ;

可被下面函数替代

LONG

GetWindowLong(

HWND hWnd,

int nIndex

); api函数名(function):GetWindowWord

GetWindowWord 库名(library):User32

GetWindowWord 操作系统(os):Requires Windows NT 3.1 or later; Requires Windows 95 or later

GetWindowWord 参数表(parameter):

hwnd ----------- Long,想获取信息的那个窗口的句柄

nIndex --------- Long,正偏移值,指出在窗口额外字节分配的空间中取得的信息

hWnd Identifies the window and, indirectly, the class to which the window belongs.

nIndex Specifies the zero-based byte offset of the value to be retrieved. Valid values are in the range zero through the number of bytes of extra window memory, minus two; for example, if you specified 10 or more bytes of extra window memory, a value of 8 would be an index to the fifth 16-bit integer.

GetWindowWord 返回值(return):

Long,由nIndex决定 If the function succeeds, the return value is the requested 16-bit value. If the function fails, the return value is zero. To get extended error information, call GetLastError. GetWindowWord 说明(description):

获得指定窗口结构的信息 The GetWindowWord function retrieves a 16-bit (word) value at the specified offset into the extra window memory for the specified window. GetWindowWord 声明(declare):

Declare Function GetWindowWord Lib "user32" Alias "GetWindowWord" (ByVal hwnd As Long, ByVal nIndex As Long) As Integer

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更新时间:2024/12/24 11:19:40