Declare Function GetWindowWord Lib "user32" Alias "GetWindowWord" (ByVal hwnd As Long, ByVal nIndex As Long) As Integer.
基本介绍
- 外文名：GetWindowWord
- 函式原型：WORDGetWindowWord
- 可被替代函式：LONGGetWindowLong
- api函式名：GetWindowWord
- 类型：函式
函式原型
WORD
GetWindowWord(HWND hWnd, int nIndex) ;
可被下面函式替代
LONG
GetWindowLong(
HWND hWnd,
int nIndex
); api函式名(function)：GetWindowWord
GetWindowWord 库名(library)：User32
GetWindowWord 作业系统(os)：Requires Windows NT 3.1 or later; Requires Windows 95 or later
GetWindowWord 参数表(parameter)：
hwnd ----------- Long，想获取信息的那个视窗的句柄
nIndex --------- Long，正偏移值，指出在视窗额外位元组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)：
获得指定视窗结构的信息 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)：
