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WM_CHILDACTIVATE message
Sent to a child window when the user clicks the window's title bar or when the window is activated, moved, or sized.
A window receives this message through its WindowProc function.
#define WM_CHILDACTIVATE 0x0022
Parameters
- wParam
-
This parameter is not used.
- lParam
-
This parameter is not used.
Return value
Type: LRESULT
If an application processes this message, it should return zero.
Requirements
|
Minimum supported client |
Windows 2000 Professional [desktop apps only] |
|---|---|
|
Minimum supported server |
Windows 2000 Server [desktop apps only] |
|
Header |
|
See also
- Reference
- MoveWindow
- SetWindowPos
- Conceptual
- Windows
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