IMR_COMPOSITIONWINDOW notification code

Notifies an application when a selected IME needs information about the composition window. The application receives this command through the WM_IME_REQUEST message with parameters set as shown below.

LRESULT IMR_COMPOSITIONWINDOW

Parameters

wParam

Set to IMR_COMPOSITIONWINDOW.

lParam

Pointer to a buffer containing a COMPOSITIONFORM structure.

Return Value

Returns a nonzero value if the application fills in the COMPOSITIONFORM structure. Otherwise, the command returns 0.

Remarks

This command can be sent by the IME to a window that has cleared the ISC_SHOWUICOMPOSITIONWINDOW flag in the WM_IME_SETCONTEXT message handler.

Requirements

Requirement	Value
Minimum supported client	Windows 2000 Professional [desktop apps only]
Minimum supported server	Windows 2000 Server [desktop apps only]
Header	Imm.h (include Windows.h)

See also

Input Method Manager

Input Method Manager Commands

COMPOSITIONFORM

WM_IME_REQUEST

WM_IME_SETCONTEXT