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Description
Places (posts) a message in the message queue associated with the thread that created the specified window and returns without waiting for the thread to process the message.
Syntax
n = Win_PostMessage(hWnd, Msg, wParam, lParam)
Returns
Number.
Parameters
Name |
Type |
Optional |
Meaning |
hWnd |
Number |
No |
Handle to the window whose window procedure is to receive the message. The following values have special meanings.
%HWND_BROADCAST The message is posted to all top-level windows in the system, including disabled or invisible unowned windows, overlapped windows, and pop-up windows. The message is not posted to child windows. %NULL The function behaves like a call to PostThreadMessage with the dwThreadId parameter set to the identifier of the current thread.
|
Msg |
Number |
No |
Specifies the message to be posted. |
wParam |
Number |
No |
Specifies additional message-specific information. |
lParam |
Number |
No |
Specifies additional message-specific information. |
Remarks
For additional info, please refer to MS documentation at: http://msdn.microsoft.com/en-us/library/ms644944(VS.85).aspx
Restrictions
See also
Examples
