void InitMenuItemIDTable()
{
EndMenuItemIDTable();
lpdwIDTable = GlobalAlloc(GPTR, 100 * 2 * sizeof(DWORD));
}
LRESULT CALLBACK CompStrWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HIMC hIMC = NULL;
HIMC hOldIMC = NULL;
switch (message)
{
case WM_CREATE:
hIMC = ImmCreateContext();
hOldIMC = ImmAssociateContext(hWnd,hIMC);
SetWindowLongPtr(hWnd, 0, (LONG_PTR)hOldIMC);
fdwProperty = ImmGetProperty(GetKeyboardLayout(0), IGP_PROPERTY);
break;
case WM_CHAR:
HandleChar(hWnd,wParam,lParam);
break;
case WM_LBUTTONUP: /* fall-through */
case WM_RBUTTONUP:
if (hIMC = ImmGetContext(hWnd))
{
HMENU hMenu = NULL;
InitMenuItemIDTable();
hMenu = CreateImeMenu(hWnd, hIMC, NULL,(message == WM_RBUTTONUP));
if (hMenu)
{
DWORD dwItemData;
DWORD dwPos = (DWORD)GetMessagePos();
int nCmd;
nCmd = TrackPopupMenuEx(hMenu,
TPM_RETURNCMD | TPM_NONOTIFY |
TPM_LEFTBUTTON | TPM_LEFTALIGN | TPM_TOPALIGN,
LOWORD(dwPos), HIWORD(dwPos),
hWnd, NULL);
if (nCmd)
{
nCmd -= IDM_STARTIMEMENU;
dwItemData = FindItemData(nCmd);
ImmNotifyIME(hIMC, NI_IMEMENUSELECTED, nCmd, dwItemData);
}
}
EndMenuItemIDTable();
DestroyMenu(hMenu);
}
break;
case WM_IME_SETCONTEXT:
if (fShowCand)
{
lParam &= ~ISC_SHOWUICANDIDATEWINDOW;
}
if (fdwProperty & IME_PROP_SPECIAL_UI)
{
// EMPTY
}
else if (fdwProperty & IME_PROP_AT_CARET)
{
lParam &= ~ISC_SHOWUICOMPOSITIONWINDOW;
}
else
{
// EMPTY
}
return (DefWindowProc(hWnd, message, wParam, lParam));
case WM_IME_STARTCOMPOSITION:
// Normally, we should not call into HandleStartComposition
// for IME_PROP_SPECIAL_UI and not IME_PROP_AT_CARET IMEs
// we should pass this message to DefWindowProc directly for
// this kind of IMEs
HandleStartComposition(hWnd,wParam,lParam);
// pass this message to DefWindowProc for IME_PROP_SPECIAL_UI
// and not IME_PROP_AT_CARET IMEs
if (fdwProperty & IME_PROP_SPECIAL_UI)
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
else if (fdwProperty & IME_PROP_AT_CARET)
{
// EMPTY
}
else
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
break;
case WM_IME_ENDCOMPOSITION:
// Normally, we should not call into HandleEndComposition
// for IME_PROP_SPECIAL_UI and not IME_PROP_AT_CARET IMEs
// we should pass this message to DefWindowProc directly for
// this kind of IMEs
HandleEndComposition(hWnd,wParam,lParam);
// pass this message to DefWindowProc for IME_PROP_SPECIAL_UI
// and not IME_PROP_AT_CARET IMEs
if (fdwProperty & IME_PROP_SPECIAL_UI)
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
else if (fdwProperty & IME_PROP_AT_CARET)
{
// EMPTY
}
else
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
break;
case WM_IME_COMPOSITION:
// Normally, we should not call into HandleComposition
// for IME_PROP_SPECIAL_UI and not IME_PROP_AT_CARET IMEs
// we should pass this message to DefWindowProc directly for
// this kind of IMEs
HandleComposition(hWnd,wParam,lParam);
// pass this message to DefWindowProc for IME_PROP_SPECIAL_UI
// and not IME_PROP_AT_CARET IMEs
if (fdwProperty & IME_PROP_SPECIAL_UI)
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
else if (fdwProperty & IME_PROP_AT_CARET)
{
// EMPTY
}
else
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
break;
case WM_PAINT:
HandlePaint(hWnd,wParam,lParam);
break;
case WM_IME_NOTIFY:
{
LRESULT lRet;
// Normally, we should not call into HandleNotify
// for IME_PROP_SPECIAL_UI and not IME_PROP_AT_CARET IMEs
// we should pass this message to DefWindowProc directly for
// this kind of IMEs
lRet = HandleNotify(hWnd, message, wParam, lParam);
// pass this message to DefWindowProc for IME_PROP_SPECIAL_UI
// and not IME_PROP_AT_CARET IMEs
if (fdwProperty & IME_PROP_SPECIAL_UI)
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
else if (fdwProperty & IME_PROP_AT_CARET)
{
// EMPTY
}
else
{
return (DefWindowProc(hWnd, message, wParam, lParam));
}
return lRet;
}
case WM_DESTROY:
hOldIMC = (HIMC)GetWindowLongPtr(hWnd, 0);
hIMC = ImmAssociateContext(hWnd, hOldIMC);
ImmDestroyContext(hIMC);
break;
case WM_INPUTLANGCHANGE:
fdwProperty = ImmGetProperty(GetKeyboardLayout(0), IGP_PROPERTY);
if (hIMC = ImmGetContext(hWnd))
{
CANDIDATEFORM cdf = {0};
if (fdwProperty & IME_PROP_AT_CARET)
{
cdf.dwIndex = 0;
cdf.dwStyle = CFS_CANDIDATEPOS;
cdf.ptCurrentPos.x = ptImeUIPos.x;
cdf.ptCurrentPos.y = ptImeUIPos.y;
ImmSetCandidateWindow(hIMC, &cdf);
}
else
{
UINT i;
// The candidate position should be decided by a near caret
// IME. There are 4 candidate form in the input context
for (i = 0; i < 4; i++)
{
if (!ImmGetCandidateWindow(hIMC, i, &cdf))
{
continue;
}
if (cdf.dwStyle == CFS_DEFAULT)
{
continue;
}
cdf.dwStyle = CFS_DEFAULT;
ImmSetCandidateWindow(hIMC, &cdf);
}
}
ImmReleaseContext(hWnd, hIMC);
}
return (DefWindowProc(hWnd, message, wParam, lParam));
default:
return (DefWindowProc(hWnd, message, wParam, lParam));
}
return 0L;
}
