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 庫名(library)：User32
GetWindowWord 作業系統(os)：Requires Windows NT 3.1 or later; Requires Windows 95 or later
GetWindowWord 參數表(parameter)：
hwnd ----------- Long，想獲取信息的那個視窗的句柄
nIndex --------- Long，正偏移值，指出在視窗額外位元組分配的空間中取得的信息
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決定 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 說明(description)：
獲得指定視窗結構的信息 The GetWindowWord function retrieves a 16-bit (word) value at the specified offset into the extra window memory for the specified window. GetWindowWord 聲明(declare)：
Declare Function GetWindowWord Lib "user32" Alias "GetWindowWord" (ByVal hwnd As Long, ByVal nIndex As Long) As Integer
