diff options
Diffstat (limited to 'xorg-server/hw/xwin/winkeybd.c')
| -rw-r--r-- | xorg-server/hw/xwin/winkeybd.c | 1063 |
1 files changed, 539 insertions, 524 deletions
diff --git a/xorg-server/hw/xwin/winkeybd.c b/xorg-server/hw/xwin/winkeybd.c index a3112fffe..2cd8caff1 100644 --- a/xorg-server/hw/xwin/winkeybd.c +++ b/xorg-server/hw/xwin/winkeybd.c @@ -1,524 +1,539 @@ -/* - *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved. - * - *Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the - *"Software"), to deal in the Software without restriction, including - *without limitation the rights to use, copy, modify, merge, publish, - *distribute, sublicense, and/or sell copies of the Software, and to - *permit persons to whom the Software is furnished to do so, subject to - *the following conditions: - * - *The above copyright notice and this permission notice shall be - *included in all copies or substantial portions of the Software. - * - *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR - *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - *Except as contained in this notice, the name of the XFree86 Project - *shall not be used in advertising or otherwise to promote the sale, use - *or other dealings in this Software without prior written authorization - *from the XFree86 Project. - * - * Authors: Dakshinamurthy Karra - * Suhaib M Siddiqi - * Peter Busch - * Harold L Hunt II - */ - - -#ifdef HAVE_XWIN_CONFIG_H -#include <xwin-config.h> -#endif -#include "win.h" -#include "winkeybd.h" -#include "winconfig.h" -#include "winmsg.h" - -#include "xkbsrv.h" - -static Bool g_winKeyState[NUM_KEYCODES]; - -/* - * Local prototypes - */ - -static void -winKeybdBell (int iPercent, DeviceIntPtr pDeviceInt, - pointer pCtrl, int iClass); - -static void -winKeybdCtrl (DeviceIntPtr pDevice, KeybdCtrl *pCtrl); - - -/* - * Translate a Windows WM_[SYS]KEY(UP/DOWN) message - * into an ASCII scan code. - * - * We do this ourselves, rather than letting Windows handle it, - * because Windows tends to munge the handling of special keys, - * like AltGr on European keyboards. - */ - -void -winTranslateKey (WPARAM wParam, LPARAM lParam, int *piScanCode) -{ - int iKeyFixup = g_iKeyMap[wParam * WIN_KEYMAP_COLS + 1]; - int iKeyFixupEx = g_iKeyMap[wParam * WIN_KEYMAP_COLS + 2]; - int iParam = HIWORD (lParam); - int iParamScanCode = LOBYTE (iParam); - - winDebug("winTranslateKey: wParam %08x lParam %08x\n", wParam, lParam); - -/* WM_ key messages faked by Vista speech recognition (WSR) don't have a - * scan code. - * - * Vocola 3 (Rick Mohr's supplement to WSR) uses - * System.Windows.Forms.SendKeys.SendWait(), which appears always to give a - * scan code of 1 - */ - if (iParamScanCode <= 1) - { - if (VK_PRIOR <= wParam && wParam <= VK_DOWN) - /* Trigger special case table to translate to extended - * keycode, otherwise if num_lock is on, we can get keypad - * numbers instead of navigation keys. */ - iParam |= KF_EXTENDED; - else - iParamScanCode = MapVirtualKeyEx(wParam, - /*MAPVK_VK_TO_VSC*/0, - GetKeyboardLayout(0)); - } - - /* Branch on special extended, special non-extended, or normal key */ - if ((iParam & KF_EXTENDED) && iKeyFixupEx) - *piScanCode = iKeyFixupEx; - else if (iKeyFixup) - *piScanCode = iKeyFixup; - else if (wParam == 0 && iParamScanCode == 0x70) - *piScanCode = KEY_HKTG; - else - switch (iParamScanCode) - { - case 0x70: - *piScanCode = KEY_HKTG; - break; - case 0x73: - *piScanCode = KEY_BSlash2; - break; - default: - *piScanCode = iParamScanCode; - break; - } -} - - -/* Ring the keyboard bell (system speaker on PCs) */ -static void -winKeybdBell (int iPercent, DeviceIntPtr pDeviceInt, - pointer pCtrl, int iClass) -{ - /* - * We can't use Beep () here because it uses the PC speaker - * on NT/2000. MessageBeep (MB_OK) will play the default system - * sound on systems with a sound card or it will beep the PC speaker - * on systems that do not have a sound card. - */ - MessageBeep (MB_OK); -} - - -/* Change some keyboard configuration parameters */ -static void -winKeybdCtrl (DeviceIntPtr pDevice, KeybdCtrl *pCtrl) -{ -} - - -/* - * See Porting Layer Definition - p. 18 - * winKeybdProc is known as a DeviceProc. - */ - -int -winKeybdProc (DeviceIntPtr pDeviceInt, int iState) -{ - DevicePtr pDevice = (DevicePtr) pDeviceInt; - XkbSrvInfoPtr xkbi; - XkbControlsPtr ctrl; - - switch (iState) - { - case DEVICE_INIT: - winConfigKeyboard (pDeviceInt); - - /* FIXME: Maybe we should use winGetKbdLeds () here? */ - defaultKeyboardControl.leds = g_winInfo.keyboard.leds; - - winErrorFVerb(2, "Rules = \"%s\" Model = \"%s\" Layout = \"%s\"" - " Variant = \"%s\" Options = \"%s\"\n", - g_winInfo.xkb.rules ? g_winInfo.xkb.rules : "none", - g_winInfo.xkb.model ? g_winInfo.xkb.model : "none", - g_winInfo.xkb.layout ? g_winInfo.xkb.layout : "none", - g_winInfo.xkb.variant ? g_winInfo.xkb.variant : "none", - g_winInfo.xkb.options ? g_winInfo.xkb.options : "none"); - - InitKeyboardDeviceStruct (pDeviceInt, - &g_winInfo.xkb, - winKeybdBell, - winKeybdCtrl); - - xkbi = pDeviceInt->key->xkbInfo; - if ((xkbi != NULL) && (xkbi->desc != NULL)) - { - ctrl = xkbi->desc->ctrls; - ctrl->repeat_delay = g_winInfo.keyboard.delay; - ctrl->repeat_interval = 1000/g_winInfo.keyboard.rate; - } - else - { - winErrorFVerb (1, "winKeybdProc - Error initializing keyboard AutoRepeat\n"); - } - - break; - - case DEVICE_ON: - pDevice->on = TRUE; - - // immediately copy the state of this keyboard device to the VCK - // (which otherwise happens lazily after the first keypress) - CopyKeyClass(pDeviceInt, inputInfo.keyboard); - break; - - case DEVICE_CLOSE: - case DEVICE_OFF: - pDevice->on = FALSE; - break; - } - - return Success; -} - - -/* - * Detect current mode key states upon server startup. - * - * Simulate a press and release of any key that is currently - * toggled. - */ - -void -winInitializeModeKeyStates (void) -{ - /* Restore NumLock */ - if (GetKeyState (VK_NUMLOCK) & 0x0001) - { - winSendKeyEvent (KEY_NumLock, TRUE); - winSendKeyEvent (KEY_NumLock, FALSE); - } - - /* Restore CapsLock */ - if (GetKeyState (VK_CAPITAL) & 0x0001) - { - winSendKeyEvent (KEY_CapsLock, TRUE); - winSendKeyEvent (KEY_CapsLock, FALSE); - } - - /* Restore ScrollLock */ - if (GetKeyState (VK_SCROLL) & 0x0001) - { - winSendKeyEvent (KEY_ScrollLock, TRUE); - winSendKeyEvent (KEY_ScrollLock, FALSE); - } - - /* Restore KanaLock */ - if (GetKeyState (VK_KANA) & 0x0001) - { - winSendKeyEvent (KEY_HKTG, TRUE); - winSendKeyEvent (KEY_HKTG, FALSE); - } -} - - -/* - * Upon regaining the keyboard focus we must - * resynchronize our internal mode key states - * with the actual state of the keys. - */ - -void -winRestoreModeKeyStates (void) -{ - DWORD dwKeyState; - BOOL processEvents = TRUE; - unsigned short internalKeyStates; - - /* X server is being initialized */ - if (!inputInfo.keyboard) - return; - - /* Only process events if the rootwindow is mapped. The keyboard events - * will cause segfaults otherwise */ - if (screenInfo.screens[0]->root && screenInfo.screens[0]->root->mapped == FALSE) - processEvents = FALSE; - - /* Force to process all pending events in the mi event queue */ - if (processEvents) - mieqProcessInputEvents (); - - /* Read the mode key states of our X server */ - /* (stored in the virtual core keyboard) */ - internalKeyStates = XkbStateFieldFromRec(&inputInfo.keyboard->key->xkbInfo->state); - winDebug("winRestoreModeKeyStates: state %d\n", internalKeyStates); - - /* - * NOTE: The C XOR operator, ^, will not work here because it is - * a bitwise operator, not a logical operator. C does not - * have a logical XOR operator, so we use a macro instead. - */ - - /* Has the key state changed? */ - dwKeyState = GetKeyState (VK_NUMLOCK) & 0x0001; - if (WIN_XOR (internalKeyStates & NumLockMask, dwKeyState)) - { - winSendKeyEvent (KEY_NumLock, TRUE); - winSendKeyEvent (KEY_NumLock, FALSE); - } - - /* Has the key state changed? */ - dwKeyState = GetKeyState (VK_CAPITAL) & 0x0001; - if (WIN_XOR (internalKeyStates & LockMask, dwKeyState)) - { - winSendKeyEvent (KEY_CapsLock, TRUE); - winSendKeyEvent (KEY_CapsLock, FALSE); - } - - /* Has the key state changed? */ - dwKeyState = GetKeyState (VK_SCROLL) & 0x0001; - if (WIN_XOR (internalKeyStates & ScrollLockMask, dwKeyState)) - { - winSendKeyEvent (KEY_ScrollLock, TRUE); - winSendKeyEvent (KEY_ScrollLock, FALSE); - } - - /* Has the key state changed? */ - dwKeyState = GetKeyState (VK_KANA) & 0x0001; - if (WIN_XOR (internalKeyStates & KanaMask, dwKeyState)) - { - winSendKeyEvent (KEY_HKTG, TRUE); - winSendKeyEvent (KEY_HKTG, FALSE); - } -} - - -/* - * Look for the lovely fake Control_L press/release generated by Windows - * when AltGr is pressed/released on a non-U.S. keyboard. - */ - -Bool -winIsFakeCtrl_L (UINT message, WPARAM wParam, LPARAM lParam) -{ - MSG msgNext; - LONG lTime; - Bool fReturn; - - /* - * Fake Ctrl_L presses will be followed by an Alt_R keypress - * with the same timestamp as the Ctrl_L press. - */ - if ((message == WM_KEYDOWN || message == WM_SYSKEYDOWN) - && wParam == VK_CONTROL - && (HIWORD (lParam) & KF_EXTENDED) == 0) - { - /* Got a Ctrl_L press */ - - /* Get time of current message */ - lTime = GetMessageTime (); - - /* Look for fake Ctrl_L preceeding an Alt_R press. */ - fReturn = PeekMessage (&msgNext, NULL, - WM_KEYDOWN, WM_SYSKEYDOWN, - PM_NOREMOVE); - - /* - * Try again if the first call fails. - * NOTE: This usually happens when TweakUI is enabled. - */ - if (!fReturn) - { - /* Voodoo to make sure that the Alt_R message has posted */ - Sleep (0); - - /* Look for fake Ctrl_L preceeding an Alt_R press. */ - fReturn = PeekMessage (&msgNext, NULL, - WM_KEYDOWN, WM_SYSKEYDOWN, - PM_NOREMOVE); - } - if (msgNext.message != WM_KEYDOWN && msgNext.message != WM_SYSKEYDOWN) - fReturn = 0; - - /* Is next press an Alt_R with the same timestamp? */ - if (fReturn && msgNext.wParam == VK_MENU - && msgNext.time == lTime - && (HIWORD (msgNext.lParam) & KF_EXTENDED)) - { - /* - * Next key press is Alt_R with same timestamp as current - * Ctrl_L message. Therefore, this Ctrl_L press is a fake - * event, so discard it. - */ - return TRUE; - } - } - - /* - * Fake Ctrl_L releases will be followed by an Alt_R release - * with the same timestamp as the Ctrl_L release. - */ - if ((message == WM_KEYUP || message == WM_SYSKEYUP) - && wParam == VK_CONTROL - && (HIWORD (lParam) & KF_EXTENDED) == 0) - { - /* Got a Ctrl_L release */ - - /* Get time of current message */ - lTime = GetMessageTime (); - - /* Look for fake Ctrl_L release preceeding an Alt_R release. */ - fReturn = PeekMessage (&msgNext, NULL, - WM_KEYUP, WM_SYSKEYUP, - PM_NOREMOVE); - - /* - * Try again if the first call fails. - * NOTE: This usually happens when TweakUI is enabled. - */ - if (!fReturn) - { - /* Voodoo to make sure that the Alt_R message has posted */ - Sleep (0); - - /* Look for fake Ctrl_L release preceeding an Alt_R release. */ - fReturn = PeekMessage (&msgNext, NULL, - WM_KEYUP, WM_SYSKEYUP, - PM_NOREMOVE); - } - - if (msgNext.message != WM_KEYUP && msgNext.message != WM_SYSKEYUP) - fReturn = 0; - - /* Is next press an Alt_R with the same timestamp? */ - if (fReturn - && (msgNext.message == WM_KEYUP - || msgNext.message == WM_SYSKEYUP) - && msgNext.wParam == VK_MENU - && msgNext.time == lTime - && (HIWORD (msgNext.lParam) & KF_EXTENDED)) - { - /* - * Next key release is Alt_R with same timestamp as current - * Ctrl_L message. Therefore, this Ctrl_L release is a fake - * event, so discard it. - */ - return TRUE; - } - } - - /* Not a fake control left press/release */ - return FALSE; -} - - -/* - * Lift any modifier keys that are pressed - */ - -void -winKeybdReleaseKeys (void) -{ - int i; - -#ifdef HAS_DEVWINDOWS - /* Verify that the mi input system has been initialized */ - if (g_fdMessageQueue == WIN_FD_INVALID) - return; -#endif - - /* Loop through all keys */ - for (i = 0; i < NUM_KEYCODES; ++i) - { - /* Pop key if pressed */ - if (g_winKeyState[i]) - winSendKeyEvent (i, FALSE); - - /* Reset pressed flag for keys */ - g_winKeyState[i] = FALSE; - } -} - - -/* - * Take a raw X key code and send an up or down event for it. - * - * Thanks to VNC for inspiration, though it is a simple function. - */ - -void -winSendKeyEvent (DWORD dwKey, Bool fDown) -{ - /* - * When alt-tabing between screens we can get phantom key up messages - * Here we only pass them through it we think we should! - */ - if (g_winKeyState[dwKey] == FALSE && fDown == FALSE) return; - - /* Update the keyState map */ - g_winKeyState[dwKey] = fDown; - - QueueKeyboardEvents(g_pwinKeyboard, fDown ? KeyPress : KeyRelease, dwKey + MIN_KEYCODE, NULL); - - winDebug("winSendKeyEvent: dwKey: %d, fDown: %d\n", - dwKey, fDown); -} - -BOOL winCheckKeyPressed(WPARAM wParam, LPARAM lParam) -{ - switch (wParam) - { - case VK_CONTROL: - if ((lParam & 0x1ff0000) == 0x11d0000 && g_winKeyState[KEY_RCtrl]) - return TRUE; - if ((lParam & 0x1ff0000) == 0x01d0000 && g_winKeyState[KEY_LCtrl]) - return TRUE; - break; - case VK_SHIFT: - if ((lParam & 0x1ff0000) == 0x0360000 && g_winKeyState[KEY_ShiftR]) - return TRUE; - if ((lParam & 0x1ff0000) == 0x02a0000 && g_winKeyState[KEY_ShiftL]) - return TRUE; - break; - default: - return TRUE; - } - return FALSE; -} - -/* Only on shift release message is sent even if both are pressed. - * Fix this here - */ -void winFixShiftKeys (int iScanCode) -{ - if (GetKeyState (VK_SHIFT) & 0x8000) - return; - - if (iScanCode == KEY_ShiftL && g_winKeyState[KEY_ShiftR]) - winSendKeyEvent (KEY_ShiftR, FALSE); - if (iScanCode == KEY_ShiftR && g_winKeyState[KEY_ShiftL]) - winSendKeyEvent (KEY_ShiftL, FALSE); -} +/*
+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
+ *
+ *Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ *"Software"), to deal in the Software without restriction, including
+ *without limitation the rights to use, copy, modify, merge, publish,
+ *distribute, sublicense, and/or sell copies of the Software, and to
+ *permit persons to whom the Software is furnished to do so, subject to
+ *the following conditions:
+ *
+ *The above copyright notice and this permission notice shall be
+ *included in all copies or substantial portions of the Software.
+ *
+ *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
+ *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *Except as contained in this notice, the name of the XFree86 Project
+ *shall not be used in advertising or otherwise to promote the sale, use
+ *or other dealings in this Software without prior written authorization
+ *from the XFree86 Project.
+ *
+ * Authors: Dakshinamurthy Karra
+ * Suhaib M Siddiqi
+ * Peter Busch
+ * Harold L Hunt II
+ */
+
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include "win.h"
+#include "winkeybd.h"
+#include "winconfig.h"
+#include "winmsg.h"
+
+#include "xkbsrv.h"
+
+static Bool g_winKeyState[NUM_KEYCODES];
+
+/*
+ * Local prototypes
+ */
+
+static void
+winKeybdBell (int iPercent, DeviceIntPtr pDeviceInt,
+ pointer pCtrl, int iClass);
+
+static void
+winKeybdCtrl (DeviceIntPtr pDevice, KeybdCtrl *pCtrl);
+
+
+/*
+ * Translate a Windows WM_[SYS]KEY(UP/DOWN) message
+ * into an ASCII scan code.
+ *
+ * We do this ourselves, rather than letting Windows handle it,
+ * because Windows tends to munge the handling of special keys,
+ * like AltGr on European keyboards.
+ */
+
+void
+winTranslateKey (WPARAM wParam, LPARAM lParam, int *piScanCode)
+{
+ int iKeyFixup = g_iKeyMap[wParam * WIN_KEYMAP_COLS + 1];
+ int iKeyFixupEx = g_iKeyMap[wParam * WIN_KEYMAP_COLS + 2];
+ int iParam = HIWORD (lParam);
+ int iParamScanCode = LOBYTE (iParam);
+
+ winDebug("winTranslateKey: wParam %08x lParam %08x\n", wParam, lParam);
+
+/* WM_ key messages faked by Vista speech recognition (WSR) don't have a
+ * scan code.
+ *
+ * Vocola 3 (Rick Mohr's supplement to WSR) uses
+ * System.Windows.Forms.SendKeys.SendWait(), which appears always to give a
+ * scan code of 1
+ */
+ if (iParamScanCode <= 1)
+ {
+ if (VK_PRIOR <= wParam && wParam <= VK_DOWN)
+ /* Trigger special case table to translate to extended
+ * keycode, otherwise if num_lock is on, we can get keypad
+ * numbers instead of navigation keys. */
+ iParam |= KF_EXTENDED;
+ else
+ iParamScanCode = MapVirtualKeyEx(wParam,
+ /*MAPVK_VK_TO_VSC*/0,
+ GetKeyboardLayout(0));
+ }
+
+ /* Branch on special extended, special non-extended, or normal key */
+ if ((iParam & KF_EXTENDED) && iKeyFixupEx)
+ *piScanCode = iKeyFixupEx;
+ else if (iKeyFixup)
+ *piScanCode = iKeyFixup;
+ else if (wParam == 0 && iParamScanCode == 0x70)
+ *piScanCode = KEY_HKTG;
+ else
+ switch (iParamScanCode)
+ {
+ case 0x70:
+ *piScanCode = KEY_HKTG;
+ break;
+ case 0x73:
+ *piScanCode = KEY_BSlash2;
+ break;
+ default:
+ *piScanCode = iParamScanCode;
+ break;
+ }
+}
+
+
+/* Ring the keyboard bell (system speaker on PCs) */
+static void
+winKeybdBell (int iPercent, DeviceIntPtr pDeviceInt,
+ pointer pCtrl, int iClass)
+{
+ /*
+ * We can't use Beep () here because it uses the PC speaker
+ * on NT/2000. MessageBeep (MB_OK) will play the default system
+ * sound on systems with a sound card or it will beep the PC speaker
+ * on systems that do not have a sound card.
+ */
+ MessageBeep (MB_OK);
+}
+
+
+/* Change some keyboard configuration parameters */
+static void
+winKeybdCtrl (DeviceIntPtr pDevice, KeybdCtrl *pCtrl)
+{
+}
+
+
+/*
+ * See Porting Layer Definition - p. 18
+ * winKeybdProc is known as a DeviceProc.
+ */
+
+int
+winKeybdProc (DeviceIntPtr pDeviceInt, int iState)
+{
+ DevicePtr pDevice = (DevicePtr) pDeviceInt;
+ XkbSrvInfoPtr xkbi;
+ XkbControlsPtr ctrl;
+
+ switch (iState)
+ {
+ case DEVICE_INIT:
+ winConfigKeyboard (pDeviceInt);
+
+ /* FIXME: Maybe we should use winGetKbdLeds () here? */
+ defaultKeyboardControl.leds = g_winInfo.keyboard.leds;
+
+ winDebug("Rules = \"%s\" Model = \"%s\" Layout = \"%s\""
+ " Variant = \"%s\" Options = \"%s\"\n",
+ g_winInfo.xkb.rules ? g_winInfo.xkb.rules : "none",
+ g_winInfo.xkb.model ? g_winInfo.xkb.model : "none",
+ g_winInfo.xkb.layout ? g_winInfo.xkb.layout : "none",
+ g_winInfo.xkb.variant ? g_winInfo.xkb.variant : "none",
+ g_winInfo.xkb.options ? g_winInfo.xkb.options : "none");
+
+ InitKeyboardDeviceStruct (pDeviceInt,
+ &g_winInfo.xkb,
+ winKeybdBell,
+ winKeybdCtrl);
+
+ xkbi = pDeviceInt->key->xkbInfo;
+ if ((xkbi != NULL) && (xkbi->desc != NULL))
+ {
+ ctrl = xkbi->desc->ctrls;
+ ctrl->repeat_delay = g_winInfo.keyboard.delay;
+ ctrl->repeat_interval = 1000/g_winInfo.keyboard.rate;
+ }
+ else
+ {
+ winDebug ("winKeybdProc - Error initializing keyboard AutoRepeat\n");
+ }
+
+ break;
+
+ case DEVICE_ON:
+ pDevice->on = TRUE;
+
+ // immediately copy the state of this keyboard device to the VCK
+ // (which otherwise happens lazily after the first keypress)
+ CopyKeyClass(pDeviceInt, inputInfo.keyboard);
+ break;
+
+ case DEVICE_CLOSE:
+ case DEVICE_OFF:
+ pDevice->on = FALSE;
+ break;
+ }
+
+ return Success;
+}
+
+
+/*
+ * Detect current mode key states upon server startup.
+ *
+ * Simulate a press and release of any key that is currently
+ * toggled.
+ */
+
+void
+winInitializeModeKeyStates (void)
+{
+ /* Restore NumLock */
+ if (GetKeyState (VK_NUMLOCK) & 0x0001)
+ {
+ winSendKeyEvent (KEY_NumLock, TRUE);
+ winSendKeyEvent (KEY_NumLock, FALSE);
+ }
+
+ /* Restore CapsLock */
+ if (GetKeyState (VK_CAPITAL) & 0x0001)
+ {
+ winSendKeyEvent (KEY_CapsLock, TRUE);
+ winSendKeyEvent (KEY_CapsLock, FALSE);
+ }
+
+ /* Restore ScrollLock */
+ if (GetKeyState (VK_SCROLL) & 0x0001)
+ {
+ winSendKeyEvent (KEY_ScrollLock, TRUE);
+ winSendKeyEvent (KEY_ScrollLock, FALSE);
+ }
+
+ /* Restore KanaLock */
+ if (GetKeyState (VK_KANA) & 0x0001)
+ {
+ winSendKeyEvent (KEY_HKTG, TRUE);
+ winSendKeyEvent (KEY_HKTG, FALSE);
+ }
+}
+
+
+/*
+ * Upon regaining the keyboard focus we must
+ * resynchronize our internal mode key states
+ * with the actual state of the keys.
+ */
+
+void
+winRestoreModeKeyStates (void)
+{
+ DWORD dwKeyState;
+ BOOL processEvents = TRUE;
+ unsigned short internalKeyStates;
+
+ /* X server is being initialized */
+ if (!inputInfo.keyboard)
+ return;
+
+ /* Only process events if the rootwindow is mapped. The keyboard events
+ * will cause segfaults otherwise */
+ if (screenInfo.screens[0]->root && screenInfo.screens[0]->root->mapped == FALSE)
+ processEvents = FALSE;
+
+ /* Force to process all pending events in the mi event queue */
+ if (processEvents)
+ mieqProcessInputEvents ();
+
+ /* Read the mode key states of our X server */
+ /* (stored in the virtual core keyboard) */
+ internalKeyStates = XkbStateFieldFromRec(&inputInfo.keyboard->key->xkbInfo->state);
+ winDebug("winRestoreModeKeyStates: state %d\n", internalKeyStates);
+
+ {
+ /* Make sure the message queue is empty, otherwise the GetKeyState will not always
+ return the correct state of the numlock key, capslock key, ...
+ This is mainly because this function is called from the WM_SETFOCUS handler.
+ From MSDN GetKeyState: The key status returned from this function changes as a thread
+ reads key messages from its message queue.*/
+ MSG msg;
+
+ /* Process all messages on our queue */
+ while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
+ {
+ DispatchMessage (&msg);
+ }
+ }
+
+ /*
+ * NOTE: The C XOR operator, ^, will not work here because it is
+ * a bitwise operator, not a logical operator. C does not
+ * have a logical XOR operator, so we use a macro instead.
+ */
+
+ /* Has the key state changed? */
+ dwKeyState = GetKeyState (VK_NUMLOCK) & 0x0001;
+ if (WIN_XOR (internalKeyStates & NumLockMask, dwKeyState))
+ {
+ winSendKeyEvent (KEY_NumLock, TRUE);
+ winSendKeyEvent (KEY_NumLock, FALSE);
+ }
+
+ /* Has the key state changed? */
+ dwKeyState = GetKeyState (VK_CAPITAL) & 0x0001;
+ if (WIN_XOR (internalKeyStates & LockMask, dwKeyState))
+ {
+ winSendKeyEvent (KEY_CapsLock, TRUE);
+ winSendKeyEvent (KEY_CapsLock, FALSE);
+ }
+
+ /* Has the key state changed? */
+ dwKeyState = GetKeyState (VK_SCROLL) & 0x0001;
+ if (WIN_XOR (internalKeyStates & ScrollLockMask, dwKeyState))
+ {
+ winSendKeyEvent (KEY_ScrollLock, TRUE);
+ winSendKeyEvent (KEY_ScrollLock, FALSE);
+ }
+
+ /* Has the key state changed? */
+ dwKeyState = GetKeyState (VK_KANA) & 0x0001;
+ if (WIN_XOR (internalKeyStates & KanaMask, dwKeyState))
+ {
+ winSendKeyEvent (KEY_HKTG, TRUE);
+ winSendKeyEvent (KEY_HKTG, FALSE);
+ }
+}
+
+
+/*
+ * Look for the lovely fake Control_L press/release generated by Windows
+ * when AltGr is pressed/released on a non-U.S. keyboard.
+ */
+
+Bool
+winIsFakeCtrl_L (UINT message, WPARAM wParam, LPARAM lParam)
+{
+ MSG msgNext;
+ LONG lTime;
+ Bool fReturn;
+
+ /*
+ * Fake Ctrl_L presses will be followed by an Alt_R keypress
+ * with the same timestamp as the Ctrl_L press.
+ */
+ if ((message == WM_KEYDOWN || message == WM_SYSKEYDOWN)
+ && wParam == VK_CONTROL
+ && (HIWORD (lParam) & KF_EXTENDED) == 0)
+ {
+ /* Got a Ctrl_L press */
+
+ /* Get time of current message */
+ lTime = GetMessageTime ();
+
+ /* Look for fake Ctrl_L preceeding an Alt_R press. */
+ fReturn = PeekMessage (&msgNext, NULL,
+ WM_KEYDOWN, WM_SYSKEYDOWN,
+ PM_NOREMOVE);
+
+ /*
+ * Try again if the first call fails.
+ * NOTE: This usually happens when TweakUI is enabled.
+ */
+ if (!fReturn)
+ {
+ /* Voodoo to make sure that the Alt_R message has posted */
+ Sleep (0);
+
+ /* Look for fake Ctrl_L preceeding an Alt_R press. */
+ fReturn = PeekMessage (&msgNext, NULL,
+ WM_KEYDOWN, WM_SYSKEYDOWN,
+ PM_NOREMOVE);
+ }
+ if (msgNext.message != WM_KEYDOWN && msgNext.message != WM_SYSKEYDOWN)
+ fReturn = 0;
+
+ /* Is next press an Alt_R with the same timestamp? */
+ if (fReturn && msgNext.wParam == VK_MENU
+ && msgNext.time == lTime
+ && (HIWORD (msgNext.lParam) & KF_EXTENDED))
+ {
+ /*
+ * Next key press is Alt_R with same timestamp as current
+ * Ctrl_L message. Therefore, this Ctrl_L press is a fake
+ * event, so discard it.
+ */
+ return TRUE;
+ }
+ }
+
+ /*
+ * Fake Ctrl_L releases will be followed by an Alt_R release
+ * with the same timestamp as the Ctrl_L release.
+ */
+ if ((message == WM_KEYUP || message == WM_SYSKEYUP)
+ && wParam == VK_CONTROL
+ && (HIWORD (lParam) & KF_EXTENDED) == 0)
+ {
+ /* Got a Ctrl_L release */
+
+ /* Get time of current message */
+ lTime = GetMessageTime ();
+
+ /* Look for fake Ctrl_L release preceeding an Alt_R release. */
+ fReturn = PeekMessage (&msgNext, NULL,
+ WM_KEYUP, WM_SYSKEYUP,
+ PM_NOREMOVE);
+
+ /*
+ * Try again if the first call fails.
+ * NOTE: This usually happens when TweakUI is enabled.
+ */
+ if (!fReturn)
+ {
+ /* Voodoo to make sure that the Alt_R message has posted */
+ Sleep (0);
+
+ /* Look for fake Ctrl_L release preceeding an Alt_R release. */
+ fReturn = PeekMessage (&msgNext, NULL,
+ WM_KEYUP, WM_SYSKEYUP,
+ PM_NOREMOVE);
+ }
+
+ if (msgNext.message != WM_KEYUP && msgNext.message != WM_SYSKEYUP)
+ fReturn = 0;
+
+ /* Is next press an Alt_R with the same timestamp? */
+ if (fReturn
+ && (msgNext.message == WM_KEYUP
+ || msgNext.message == WM_SYSKEYUP)
+ && msgNext.wParam == VK_MENU
+ && msgNext.time == lTime
+ && (HIWORD (msgNext.lParam) & KF_EXTENDED))
+ {
+ /*
+ * Next key release is Alt_R with same timestamp as current
+ * Ctrl_L message. Therefore, this Ctrl_L release is a fake
+ * event, so discard it.
+ */
+ return TRUE;
+ }
+ }
+
+ /* Not a fake control left press/release */
+ return FALSE;
+}
+
+
+/*
+ * Lift any modifier keys that are pressed
+ */
+
+void
+winKeybdReleaseKeys (void)
+{
+ int i;
+
+#ifdef HAS_DEVWINDOWS
+ /* Verify that the mi input system has been initialized */
+ if (g_fdMessageQueue == WIN_FD_INVALID)
+ return;
+#endif
+
+ /* Loop through all keys */
+ for (i = 0; i < NUM_KEYCODES; ++i)
+ {
+ /* Pop key if pressed */
+ if (g_winKeyState[i])
+ winSendKeyEvent (i, FALSE);
+
+ /* Reset pressed flag for keys */
+ g_winKeyState[i] = FALSE;
+ }
+}
+
+
+/*
+ * Take a raw X key code and send an up or down event for it.
+ *
+ * Thanks to VNC for inspiration, though it is a simple function.
+ */
+
+void
+winSendKeyEvent (DWORD dwKey, Bool fDown)
+{
+ /*
+ * When alt-tabing between screens we can get phantom key up messages
+ * Here we only pass them through it we think we should!
+ */
+ if (g_winKeyState[dwKey] == FALSE && fDown == FALSE) return;
+
+ /* Update the keyState map */
+ g_winKeyState[dwKey] = fDown;
+
+ QueueKeyboardEvents(g_pwinKeyboard, fDown ? KeyPress : KeyRelease, dwKey + MIN_KEYCODE, NULL);
+
+ winDebug("winSendKeyEvent: dwKey: %d, fDown: %d\n",
+ dwKey, fDown);
+}
+
+BOOL winCheckKeyPressed(WPARAM wParam, LPARAM lParam)
+{
+ switch (wParam)
+ {
+ case VK_CONTROL:
+ if ((lParam & 0x1ff0000) == 0x11d0000 && g_winKeyState[KEY_RCtrl])
+ return TRUE;
+ if ((lParam & 0x1ff0000) == 0x01d0000 && g_winKeyState[KEY_LCtrl])
+ return TRUE;
+ break;
+ case VK_SHIFT:
+ if ((lParam & 0x1ff0000) == 0x0360000 && g_winKeyState[KEY_ShiftR])
+ return TRUE;
+ if ((lParam & 0x1ff0000) == 0x02a0000 && g_winKeyState[KEY_ShiftL])
+ return TRUE;
+ break;
+ default:
+ return TRUE;
+ }
+ return FALSE;
+}
+
+/* Only on shift release message is sent even if both are pressed.
+ * Fix this here
+ */
+void winFixShiftKeys (int iScanCode)
+{
+ if (GetKeyState (VK_SHIFT) & 0x8000)
+ return;
+
+ if (iScanCode == KEY_ShiftL && g_winKeyState[KEY_ShiftR])
+ winSendKeyEvent (KEY_ShiftR, FALSE);
+ if (iScanCode == KEY_ShiftR && g_winKeyState[KEY_ShiftL])
+ winSendKeyEvent (KEY_ShiftL, FALSE);
+}
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