VOID InitSystemHotKeys(VOID) { #if DEVL // only on "development" checked and free builds { extern KEYBOARD_ATTRIBUTES KeyboardInfo; UINT VkDebug; VkDebug = FastGetProfileDwordW(PMAP_AEDEBUG, L"UserDebuggerHotkey", 0); if (VkDebug == 0) { if (ENHANCED_KEYBOARD(KeyboardInfo.KeyboardIdentifier)) { VkDebug = VK_F12; } else { VkDebug = VK_SUBTRACT; } } else { UserAssert((0xFFFFFF00 & VkDebug) == 0); } _RegisterHotKey(PWND_INPUTOWNER, IDHOT_DEBUG, 0, VkDebug); _RegisterHotKey(PWND_INPUTOWNER, IDHOT_DEBUGSERVER, MOD_SHIFT, VkDebug); } #endif /* * Tapping a Windows key does something to the shell */ _RegisterHotKey(PWND_INPUTOWNER, IDHOT_WINDOWS, MOD_WIN, VK_NONE); }
/***************************************************************************\ * * SetShellWindow() * * Returns true if shell window is successfully set. Note that we return * FALSE if a shell window already exists. I.E., this works on a first * come, first serve basis. * * We also do NOT allow child windows to be shell windows. Other than that, * it's up to the caller to size her window appropriately. * * The pwndBkGnd is provided for the explorer shell. Since the shellwnd * and the window which does the drawing of background wallpapers are * different, we need to provide means by which we can draw directly on * the background window during hung-app drawing. The pwnd and pwndBkGnd * will be identical if called through the SetShellWindow() api. * * \***************************************************************************/ BOOL xxxSetShellWindow(PWND pwnd, PWND pwndBkGnd) { PTHREADINFO ptiCurrent = PtiCurrent(); PDESKTOPINFO pdeskinfo = GETDESKINFO(ptiCurrent); PPROCESSINFO ppiShellProcess; UserAssert(pwnd); /* * Fail the call if another shell window exists */ if (pdeskinfo->spwndShell != NULL) return(FALSE); /* * The shell window must be * (1) Top-level * (2) Unowned * (3) Not topmost */ if (TestwndChild(pwnd) || (pwnd->spwndOwner != NULL) || TestWF(pwnd, WEFTOPMOST)) { RIPMSG0(RIP_WARNING, "xxxSetShellWindow: Invalid type of window"); return(FALSE); } /* * Chicago has a totally different input model which has special code * that checks for Ctrl-Esc and sends it to the shell. We can get * the same functionality, without totally re-writing our input model * by just automatically installing the Ctrl-Esc as a hotkey for the * shell window. The hotkey delivery code has a special case which * turns this into a WM_SYSCOMMAND message instead of a WM_HOTKEY * message. * * We don't both checking for failure. Somebody could already have * a Ctrl-Esc handler installed. */ _RegisterHotKey(pwnd,SC_TASKLIST,MOD_CONTROL,VK_ESCAPE); /* * This is the shell window wright. * So get the process id for the shell. */ ppiShellProcess = GETPTI(pwnd)->ppi; /* * Set the shell process id to the desktop only if it's the first instance */ if ((ppiShellProcess != NULL) && (pdeskinfo->ppiShellProcess == NULL)) { pdeskinfo->ppiShellProcess = ppiShellProcess; } Lock(&pdeskinfo->spwndShell, pwnd); Lock(&pdeskinfo->spwndBkGnd, pwndBkGnd); /* * Push window to bottom of stack. */ SetWF(pdeskinfo->spwndShell, WFBOTTOMMOST); xxxSetWindowPos(pdeskinfo->spwndShell, PWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); return(TRUE); }