WORD _SetWindowWord(
PWND pwnd,
int index,
WORD value)
{
WORD wOld;
/*
* Don't allow setting of words belonging to a system thread if the caller
* is not a system thread. Same goes for winlogon.
*/
if (!FCallerOk(pwnd)) {
RIPERR0(ERROR_INVALID_INDEX, RIP_VERBOSE, "");
return 0;
}
/*
* Applications can not set a WORD into a dialog Proc or any of the
* non-public reserved bytes in DLGWINDOWEXTRA (usersrv stores pointers
* theres)
*/
if (TestWF(pwnd, WFDIALOGWINDOW)) {
if (((index >= DWLP_DLGPROC) && (index < DWLP_MSGRESULT)) ||
((index > DWLP_USER+sizeof(LONG_PTR)-sizeof(WORD)) && (index < DLGWINDOWEXTRA))) {
RIPERR3(ERROR_INVALID_INDEX, RIP_WARNING,
"SetWindowWord: Trying to set WORD of a windowproc pwnd=(%#p) index=(%ld) fnid (%lX)",
pwnd, index, (DWORD)pwnd->fnid);
return 0;
} else {
/*
* If this is really a dialog and not some other server class
* where usersrv has stored some data (Windows Compuserve -
* wincim - does this) then store the data now that we have
* verified the index limits.
*/
if (GETFNID(pwnd) == FNID_DIALOG)
goto DoSetWord;
}
}
if (index == GWLP_USERDATA) {
wOld = (WORD)pwnd->dwUserData;
pwnd->dwUserData = MAKELONG(value, HIWORD(pwnd->dwUserData));
return wOld;
}
// fix for RedShift, they call SetWindowWord
// tn play with the low word of the style dword
if (index == GWL_STYLE) {
wOld = (WORD)pwnd->style;
pwnd->style = MAKELONG(value, HIWORD(pwnd->style));
return wOld;
}
if (GETFNID(pwnd) != 0) {
if (index >= 0 &&
(index < (int)(CBFNID(pwnd->fnid)-sizeof(WND)))) {
switch (GETFNID(pwnd)) {
case FNID_MDICLIENT:
if (index == 0)
break;
goto DoDefault;
case FNID_BUTTON:
/*
* CorelDraw, Direct Access 1.0 and WordPerfect 6.0 do a
* get/set on the first button window word. Allow this
* for compatibility.
*/
if (index == 0) {
/*
* Since we now use a lookaside buffer for the control's
* private data, we need to indirect into this structure.
*/
PBUTN pbutn = ((PBUTNWND)pwnd)->pbutn;
if (!pbutn || (LONG_PTR)pbutn == (LONG_PTR)-1) {
return 0;
} else {
try {
wOld = (WORD)ProbeAndReadUlong(&pbutn->buttonState);
pbutn->buttonState = value;
} except (W32ExceptionHandler(FALSE, RIP_WARNING)) {
wOld = 0;
}
return wOld;
}
}
goto DoDefault;
default:
DoDefault:
RIPERR3(ERROR_INVALID_INDEX,
RIP_WARNING,
"SetWindowWord: Trying to set private server data pwnd=(%#p) index=(%ld) fnid (%lX)",
pwnd, index, (DWORD)pwnd->fnid);
return 0;
break;
}
}
}
WORD _GetWindowWord(
PWND pwnd,
int index)
{
if (GETFNID(pwnd) != 0) {
if ((index >= 0) && (index <
(int)(CBFNID(pwnd->fnid)-sizeof(WND)))) {
switch (GETFNID(pwnd)) {
case FNID_MDICLIENT:
if (index == 0)
break;
goto DoDefault;
case FNID_BUTTON:
/*
* CorelDraw does a get/set on the first button window word.
* Allow it to.
*/
if (index == 0) {
/*
* Since we now use a lookaside buffer for the control's
* private data, we need to indirect into this structure.
*/
PBUTN pbutn = ((PBUTNWND)pwnd)->pbutn;
if (!pbutn || (LONG)pbutn == (LONG)-1) {
return 0;
} else {
return (WORD)(pbutn->buttonState);
}
}
goto DoDefault;
case FNID_DIALOG:
if (index == DWL_USER)
return LOWORD(((PDIALOG)pwnd)->unused);
if (index == DWL_USER+2)
return HIWORD(((PDIALOG)pwnd)->unused);
goto DoDefault;
default:
DoDefault:
RIPERR3(ERROR_INVALID_INDEX,
RIP_WARNING,
"GetWindowWord: Trying to read private server data pwnd=(%lX) index=(%ld) fnid=(%lX)",
pwnd, index, (DWORD)pwnd->fnid);
return 0;
break;
}
}
}
if (index == GWL_USERDATA)
return (WORD)pwnd->dwUserData;
if ((index < 0) || (index + (int)sizeof(WORD) > pwnd->cbwndExtra)) {
RIPERR0(ERROR_INVALID_INDEX, RIP_VERBOSE, "");
return 0;
} else {
return *((WORD UNALIGNED *)((BYTE *)(pwnd + 1) + index));
}
}
BOOL CliImmSetHotKeyWorker(
DWORD dwID,
UINT uModifiers,
UINT uVKey,
HKL hkl,
DWORD dwAction)
{
//
// if we're adding an IME hotkey entry, let's check
// the parameters before calling the kernel side code
//
if (dwAction == ISHK_ADD) {
if (dwID >= IME_HOTKEY_DSWITCH_FIRST &&
dwID <= IME_HOTKEY_DSWITCH_LAST) {
//
// IME direct switching hot key - switch to
// the keyboard layout specified.
// We need to specify keyboard layout.
//
if (hkl == NULL) {
RIPERR0(ERROR_INVALID_PARAMETER, RIP_WARNING, "hkl should be specified");
return FALSE;
}
} else {
//
// normal hot keys - change the mode of current iME
//
// Because it should be effective in all IME no matter
// which IME is active we should not specify a target IME
//
if (hkl != NULL) {
RIPERR0(ERROR_INVALID_PARAMETER, RIP_WARNING, "hkl shouldn't be specified");
return FALSE;
}
if (dwID >= IME_KHOTKEY_FIRST && dwID <= IME_KHOTKEY_LAST) {
RIPERR0(ERROR_INVALID_PARAMETER, RIP_WARNING, "Hotkey for Korean IMEs are invalid.");
return FALSE;
}
}
if (uModifiers & MOD_MODIFY_KEYS) {
//
// Because normal keyboard has left and right key for
// these keys, you should specify left or right ( or both )
//
if ((uModifiers & MOD_BOTH_SIDES) == 0) {
RIPERR3(ERROR_INVALID_PARAMETER, RIP_WARNING, "invalid modifiers %x for id %x vKey %x", uModifiers, dwID, uVKey);
return FALSE;
}
}
#if 0 // Skip this check for now
//
// It doesn't make sense if vkey is same as modifiers
//
if ( ((uModifiers & MOD_ALT) && (uVKey == VK_MENU)) ||
((uModifiers & MOD_CONTROL) && (uVKey == VK_CONTROL)) ||
((uModifiers & MOD_SHIFT) && (uVKey == VK_SHIFT)) ||
((uModifiers & MOD_WIN) && ((uVKey == VK_LWIN)||(uVKey == VK_RWIN)))
) {
RIPERR0( ERROR_INVALID_PARAMETER, RIP_WARNING, "vkey and modifiers are same");
return FALSE;
}
#endif
}
return NtUserSetImeHotKey(dwID, uModifiers, uVKey, hkl, dwAction);
}
