This message is sent immediately before the IME generates composition string as a result of a key stroke. The message is a notification to an IME window to open its composition window. An application should process this message if it displays composition characters itself.
At a Glance
| Header file: | Imm.h |
| Windows CE versions: | 2.10 and later (Japanese version 1.0 and later) |
Return Values
None
Remarks
The wParam and lParam Parameters are not used.
If an application has created an IME window, it should pass the WM_IME_STARTCOMPOSITION message to that window. The DefWindowProc function processes this message by passing it to the default IME window.
Remarks
Windows CE applications cannot create IME windows.
See Also