extern struct scroll_bar *x_window_to_scroll_bar ();
extern int quit_char;
+extern char *lispy_function_keys[];
+
/* The colormap for converting color names to RGB values */
Lisp_Object Vw32_color_map;
to alt_modifier. */
Lisp_Object Vw32_alt_is_meta;
-/* Non nil if left window, right window, and application key events
- are passed on to Windows. */
-Lisp_Object Vw32_pass_optional_keys_to_system;
+/* Non nil if left window key events are passed on to Windows (this only
+ affects whether "tapping" the key opens the Start menu). */
+Lisp_Object Vw32_pass_lwindow_to_system;
+
+/* Non nil if right window key events are passed on to Windows (this
+ only affects whether "tapping" the key opens the Start menu). */
+Lisp_Object Vw32_pass_rwindow_to_system;
+
+/* Modifier associated with the left "Windows" key, or nil to act as a
+ normal key. */
+Lisp_Object Vw32_lwindow_modifier;
+
+/* Modifier associated with the right "Windows" key, or nil to act as a
+ normal key. */
+Lisp_Object Vw32_rwindow_modifier;
+
+/* Modifier associated with the "Apps" key, or nil to act as a normal
+ key. */
+Lisp_Object Vw32_apps_modifier;
+
+/* Value is nil if Num Lock acts as a function key. */
+Lisp_Object Vw32_enable_num_lock;
+
+/* Value is nil if Caps Lock acts as a function key. */
+Lisp_Object Vw32_enable_caps_lock;
+
+/* Modifier associated with Scroll Lock, or nil to act as a normal key. */
+Lisp_Object Vw32_scroll_lock_modifier;
/* Switch to control whether we inhibit requests for italicised fonts (which
are synthesized, look ugly, and are trashed by cursor movement under NT). */
/* From w32term.c. */
extern Lisp_Object Vw32_num_mouse_buttons;
+extern Lisp_Object Vw32_recognize_altgr;
\f
/* Error if we are not connected to MS-Windows. */
}
}
-/* Convert between the modifier bits W32 uses and the modifier bits
- Emacs uses. */
-unsigned int
-w32_get_modifiers ()
-{
- return (((GetKeyState (VK_SHIFT)&0x8000) ? shift_modifier : 0) |
- ((GetKeyState (VK_CONTROL)&0x8000) ? ctrl_modifier : 0) |
- ((GetKeyState (VK_MENU)&0x8000) ?
- ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0));
-}
-
void
my_post_msg (wmsg, hwnd, msg, wParam, lParam)
W32Msg * wmsg;
static int
modifier_set (int vkey)
{
- if (vkey == VK_CAPITAL)
+ if (vkey == VK_CAPITAL || vkey == VK_SCROLL)
return (GetKeyState (vkey) & 0x1);
if (!modifiers_recorded)
return (GetKeyState (vkey) & 0x8000);
return modifiers[EMACS_LMENU];
case VK_RMENU:
return modifiers[EMACS_RMENU];
- default:
- break;
}
return (GetKeyState (vkey) & 0x8000);
}
+/* Convert between the modifier bits W32 uses and the modifier bits
+ Emacs uses. */
+
+unsigned int
+w32_key_to_modifier (int key)
+{
+ Lisp_Object key_mapping;
+
+ switch (key)
+ {
+ case VK_LWIN:
+ key_mapping = Vw32_lwindow_modifier;
+ break;
+ case VK_RWIN:
+ key_mapping = Vw32_rwindow_modifier;
+ break;
+ case VK_APPS:
+ key_mapping = Vw32_apps_modifier;
+ break;
+ case VK_SCROLL:
+ key_mapping = Vw32_scroll_lock_modifier;
+ break;
+ default:
+ key_mapping = Qnil;
+ }
+
+ if (EQ (key_mapping, intern ("hyper")))
+ return hyper_modifier;
+ if (EQ (key_mapping, intern ("super")))
+ return super_modifier;
+ if (EQ (key_mapping, intern ("meta")))
+ return meta_modifier;
+ if (EQ (key_mapping, intern ("alt")))
+ return alt_modifier;
+ if (EQ (key_mapping, intern ("ctrl")))
+ return ctrl_modifier;
+ if (EQ (key_mapping, intern ("control"))) /* synonym for ctrl */
+ return ctrl_modifier;
+ if (EQ (key_mapping, intern ("shift")))
+ return shift_modifier;
+
+ /* Don't generate any modifier if not explicitly requested. */
+ return 0;
+}
+
+unsigned int
+w32_get_modifiers ()
+{
+ return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) |
+ (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) |
+ (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) |
+ (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) |
+ (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) |
+ (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) |
+ (modifier_set (VK_MENU) ?
+ ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0));
+}
+
/* We map the VK_* modifiers into console modifier constants
so that we can use the same routines to handle both console
and window input. */
static int
-construct_modifiers (unsigned int wparam, unsigned int lparam)
+construct_console_modifiers ()
{
int mods;
- if (wparam != VK_CONTROL && wparam != VK_MENU)
- mods = GetLastError ();
-
mods = 0;
mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0;
mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0;
+ mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0;
+ mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0;
mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0;
mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0;
mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0;
mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0;
+ mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0;
+ mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0;
+ mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0;
return mods;
}
-static unsigned int
-map_keypad_keys (unsigned int wparam, unsigned int lparam)
+static int
+w32_get_key_modifiers (unsigned int wparam, unsigned int lparam)
{
- unsigned int extended = (lparam & 0x1000000L);
+ int mods;
+
+ /* Convert to emacs modifiers. */
+ mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam);
+
+ return mods;
+}
- if (wparam < VK_CLEAR || wparam > VK_DELETE)
- return wparam;
+unsigned int
+map_keypad_keys (unsigned int virt_key, unsigned int extended)
+{
+ if (virt_key < VK_CLEAR || virt_key > VK_DELETE)
+ return virt_key;
- if (wparam == VK_RETURN)
+ if (virt_key == VK_RETURN)
return (extended ? VK_NUMPAD_ENTER : VK_RETURN);
- if (wparam >= VK_PRIOR && wparam <= VK_DOWN)
- return (!extended ? (VK_NUMPAD_PRIOR + (wparam - VK_PRIOR)) : wparam);
+ if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN)
+ return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key);
+
+ if (virt_key == VK_INSERT || virt_key == VK_DELETE)
+ return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key);
+
+ if (virt_key == VK_CLEAR)
+ return (!extended ? VK_NUMPAD_CLEAR : virt_key);
+
+ return virt_key;
+}
+
+/* List of special key combinations which w32 would normally capture,
+ but emacs should grab instead. Not directly visible to lisp, to
+ simplify synchronization. Each item is an integer encoding a virtual
+ key code and modifier combination to capture. */
+Lisp_Object w32_grabbed_keys;
+
+#define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8))
+#define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff)
+#define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255)
+#define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8)
+
+/* Register hot-keys for reserved key combinations when Emacs has
+ keyboard focus, since this is the only way Emacs can receive key
+ combinations like Alt-Tab which are used by the system. */
+
+static void
+register_hot_keys (hwnd)
+ HWND hwnd;
+{
+ Lisp_Object keylist;
+
+ /* Use GC_CONSP, since we are called asynchronously. */
+ for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist))
+ {
+ Lisp_Object key = XCAR (keylist);
+
+ /* Deleted entries get set to nil. */
+ if (!INTEGERP (key))
+ continue;
+
+ RegisterHotKey (hwnd, HOTKEY_ID (key),
+ HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key));
+ }
+}
+
+static void
+unregister_hot_keys (hwnd)
+ HWND hwnd;
+{
+ Lisp_Object keylist;
+
+ /* Use GC_CONSP, since we are called asynchronously. */
+ for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist))
+ {
+ Lisp_Object key = XCAR (keylist);
+
+ if (!INTEGERP (key))
+ continue;
+
+ UnregisterHotKey (hwnd, HOTKEY_ID (key));
+ }
+}
+
+static void
+post_character_message (hwnd, msg, wParam, lParam, modifiers)
+ HWND hwnd;
+ UINT msg;
+ WPARAM wParam;
+ LPARAM lParam;
+ DWORD modifiers;
+
+{
+ W32Msg wmsg;
- if (wparam == VK_INSERT || wparam == VK_DELETE)
- return (!extended ? (VK_NUMPAD_INSERT + (wparam - VK_INSERT)) : wparam);
+ wmsg.dwModifiers = modifiers;
- if (wparam == VK_CLEAR)
- return (!extended ? VK_NUMPAD_CLEAR : wparam);
+ /* Detect quit_char and set quit-flag directly. Note that we
+ still need to post a message to ensure the main thread will be
+ woken up if blocked in sys_select(), but we do NOT want to post
+ the quit_char message itself (because it will usually be as if
+ the user had typed quit_char twice). Instead, we post a dummy
+ message that has no particular effect. */
+ {
+ int c = wParam;
+ if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier)
+ c = make_ctrl_char (c) & 0377;
+ if (c == quit_char)
+ {
+ Vquit_flag = Qt;
+
+ /* The choice of message is somewhat arbitrary, as long as
+ the main thread handler just ignores it. */
+ msg = WM_NULL;
+
+ /* Interrupt any blocking system calls. */
+ signal_quit ();
+ }
+ }
- return wparam;
+ my_post_msg (&wmsg, hwnd, msg, wParam, lParam);
}
/* Main message dispatch loop. */
w32_msg_pump (deferred_msg * msg_buf)
{
MSG msg;
+ int result;
+ HWND focus_window;
msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL);
SetThreadLocale (msg.wParam);
/* Reply is not expected. */
break;
+ case WM_EMACS_SETKEYBOARDLAYOUT:
+ result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0);
+ if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE,
+ result, 0))
+ abort ();
+ break;
+ case WM_EMACS_REGISTER_HOT_KEY:
+ focus_window = GetFocus ();
+ if (focus_window != NULL)
+ RegisterHotKey (focus_window,
+ HOTKEY_ID (msg.wParam),
+ HOTKEY_MODIFIERS (msg.wParam),
+ HOTKEY_VK_CODE (msg.wParam));
+ /* Reply is not expected. */
+ break;
+ case WM_EMACS_UNREGISTER_HOT_KEY:
+ focus_window = GetFocus ();
+ if (focus_window != NULL)
+ UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam));
+ /* Mark item as erased. */
+ XCAR ((Lisp_Object) msg.lParam) = Qnil;
+ if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0))
+ abort ();
+ break;
default:
- /* No need to be so draconian! */
- /* abort (); */
DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message));
}
}
/* Main window procedure */
-extern char *lispy_function_keys[];
-
LRESULT CALLBACK
w32_wnd_proc (hwnd, msg, wParam, lParam)
HWND hwnd;
return (0);
}
+ case WM_INPUTLANGCHANGE:
+ /* Inform lisp thread of keyboard layout changes. */
+ my_post_msg (&wmsg, hwnd, msg, wParam, lParam);
+
+ /* Clear dead keys in the keyboard state; for simplicity only
+ preserve modifier key states. */
+ {
+ int i;
+ BYTE keystate[256];
+
+ GetKeyboardState (keystate);
+ for (i = 0; i < 256; i++)
+ if (1
+ && i != VK_SHIFT
+ && i != VK_LSHIFT
+ && i != VK_RSHIFT
+ && i != VK_CAPITAL
+ && i != VK_NUMLOCK
+ && i != VK_SCROLL
+ && i != VK_CONTROL
+ && i != VK_LCONTROL
+ && i != VK_RCONTROL
+ && i != VK_MENU
+ && i != VK_LMENU
+ && i != VK_RMENU
+ && i != VK_LWIN
+ && i != VK_RWIN)
+ keystate[i] = 0;
+ SetKeyboardState (keystate);
+ }
+ goto dflt;
+
+ case WM_HOTKEY:
+ /* Synchronize hot keys with normal input. */
+ PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0);
+ return (0);
+
case WM_KEYUP:
case WM_SYSKEYUP:
record_keyup (wParam, lParam);
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
+ /* Ignore keystrokes we fake ourself; see below. */
+ if (dpyinfo->faked_key == wParam)
+ {
+ dpyinfo->faked_key = 0;
+ return 0;
+ }
+
/* Synchronize modifiers with current keystroke. */
sync_modifiers ();
-
record_keydown (wParam, lParam);
-
- wParam = map_keypad_keys (wParam, lParam);
+ wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0);
windows_translate = 0;
- switch (wParam) {
- case VK_LWIN:
- case VK_RWIN:
- case VK_APPS:
- /* More support for these keys will likely be necessary. */
- if (!NILP (Vw32_pass_optional_keys_to_system))
+
+ switch (wParam)
+ {
+ case VK_LWIN:
+ if (NILP (Vw32_pass_lwindow_to_system))
+ {
+ /* Prevent system from acting on keyup (which opens the
+ Start menu if no other key was pressed) by simulating a
+ press of Space which we will ignore. */
+ if (GetAsyncKeyState (wParam) & 1)
+ {
+ dpyinfo->faked_key = VK_SPACE;
+ keybd_event (VK_SPACE,
+ (BYTE) MapVirtualKey (VK_SPACE, 0), 0, 0);
+ }
+ }
+ if (!NILP (Vw32_lwindow_modifier))
+ return 0;
+ break;
+ case VK_RWIN:
+ if (NILP (Vw32_pass_rwindow_to_system))
+ {
+ if (GetAsyncKeyState (wParam) & 1)
+ {
+ dpyinfo->faked_key = VK_SPACE;
+ keybd_event (VK_SPACE,
+ (BYTE) MapVirtualKey (VK_SPACE, 0), 0, 0);
+ }
+ }
+ if (!NILP (Vw32_rwindow_modifier))
+ return 0;
+ break;
+ case VK_APPS:
+ if (!NILP (Vw32_apps_modifier))
+ return 0;
+ break;
+ case VK_MENU:
+ if (NILP (Vw32_pass_alt_to_system))
+ return 0;
windows_translate = 1;
- break;
- case VK_MENU:
- if (NILP (Vw32_pass_alt_to_system))
+ break;
+ case VK_CAPITAL:
+ /* Decide whether to treat as modifier or function key. */
+ if (NILP (Vw32_enable_caps_lock))
+ goto disable_lock_key;
return 0;
- windows_translate = 1;
- break;
- case VK_CONTROL:
- case VK_CAPITAL:
- case VK_SHIFT:
- case VK_NUMLOCK:
- case VK_SCROLL:
- windows_translate = 1;
- break;
- default:
- /* If not defined as a function key, change it to a WM_CHAR message. */
- if (lispy_function_keys[wParam] == 0)
- msg = WM_CHAR;
- break;
- }
+ case VK_NUMLOCK:
+ /* Decide whether to treat as modifier or function key. */
+ if (NILP (Vw32_enable_num_lock))
+ goto disable_lock_key;
+ return 0;
+ case VK_SCROLL:
+ /* Decide whether to treat as modifier or function key. */
+ if (NILP (Vw32_scroll_lock_modifier))
+ goto disable_lock_key;
+ return 0;
+ disable_lock_key:
+ /* Ensure the appropriate lock key state is off (and the
+ indicator light as well). */
+ if (GetAsyncKeyState (wParam) & 0x8000)
+ {
+ /* Fake another press of the relevant key. Apparently,
+ this really is the only way to turn off the indicator. */
+ dpyinfo->faked_key = wParam;
+ keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0),
+ KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0);
+ keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0),
+ KEYEVENTF_EXTENDEDKEY | 0, 0);
+ keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0),
+ KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0);
+ }
+ break;
+ case VK_CONTROL:
+ case VK_SHIFT:
+ case VK_PROCESSKEY: /* Generated by IME. */
+ windows_translate = 1;
+ break;
+ default:
+ /* If not defined as a function key, change it to a WM_CHAR message. */
+ if (lispy_function_keys[wParam] == 0)
+ {
+ if (!NILP (Vw32_recognize_altgr)
+ && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU))
+ {
+ /* Always let TranslateMessage handle AltGr key chords;
+ for some reason, ToAscii doesn't always process AltGr
+ chords correctly. */
+ windows_translate = 1;
+ }
+ else if (modifier_set (VK_CONTROL) || modifier_set (VK_MENU))
+ {
+ /* Handle key chords including any modifiers other than shift
+ directly, in order to preserve as much modifier information as
+ possible. */
+ if ('A' <= wParam && wParam <= 'Z')
+ {
+ /* Don't translate modified alphabetic keystrokes,
+ so the user doesn't need to constantly switch
+ layout to type control or meta keystrokes when
+ the normal layout translates alphabetic
+ characters to non-ascii characters. */
+ if (!modifier_set (VK_SHIFT))
+ wParam += ('a' - 'A');
+ msg = WM_CHAR;
+ }
+ else
+ {
+ /* Try to handle other keystrokes by determining the
+ base character (ie. translating the base key plus
+ shift modifier). */
+ int add;
+ int isdead = 0;
+ KEY_EVENT_RECORD key;
+
+ key.bKeyDown = TRUE;
+ key.wRepeatCount = 1;
+ key.wVirtualKeyCode = wParam;
+ key.wVirtualScanCode = (lParam & 0xFF0000) >> 16;
+ key.uChar.AsciiChar = 0;
+ key.dwControlKeyState = construct_console_modifiers ();
+
+ add = w32_kbd_patch_key (&key);
+ /* 0 means an unrecognised keycode, negative means
+ dead key. Ignore both. */
+ while (--add >= 0)
+ {
+ /* Forward asciified character sequence. */
+ post_character_message
+ (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam,
+ w32_get_key_modifiers (wParam, lParam));
+ w32_kbd_patch_key (&key);
+ }
+ return 0;
+ }
+ }
+ else
+ {
+ /* Let TranslateMessage handle everything else. */
+ windows_translate = 1;
+ }
+ }
+ }
if (windows_translate)
{
case WM_SYSCHAR:
case WM_CHAR:
- wmsg.dwModifiers = construct_modifiers (wParam, lParam);
-
-#if 1
- /* Detect quit_char and set quit-flag directly. Note that we
- still need to post a message to ensure the main thread will be
- woken up if blocked in sys_select(), but we do NOT want to post
- the quit_char message itself (because it will usually be as if
- the user had typed quit_char twice). Instead, we post a dummy
- message that has no particular effect. */
- {
- int c = wParam;
- if (isalpha (c) && (wmsg.dwModifiers == LEFT_CTRL_PRESSED
- || wmsg.dwModifiers == RIGHT_CTRL_PRESSED))
- c = make_ctrl_char (c) & 0377;
- if (c == quit_char)
- {
- Vquit_flag = Qt;
-
- /* The choice of message is somewhat arbitrary, as long as
- the main thread handler just ignores it. */
- msg = WM_NULL;
-
- /* Interrupt any blocking system calls. */
- signal_quit ();
- }
- }
-#endif
-
- my_post_msg (&wmsg, hwnd, msg, wParam, lParam);
-
+ post_character_message (hwnd, msg, wParam, lParam,
+ w32_get_key_modifiers (wParam, lParam));
break;
/* Simulate middle mouse button events when left and right buttons
goto dflt;
#endif
- case WM_ACTIVATE:
case WM_ACTIVATEAPP:
+ dpyinfo->faked_key = 0;
+ reset_modifiers ();
+ case WM_ACTIVATE:
case WM_WINDOWPOSCHANGED:
case WM_SHOWWINDOW:
/* Inform lisp thread that a frame might have just been obscured
goto dflt;
case WM_SETFOCUS:
- reset_modifiers ();
+ register_hot_keys (hwnd);
+ goto command;
case WM_KILLFOCUS:
+ unregister_hot_keys (hwnd);
case WM_MOVE:
case WM_SIZE:
case WM_COMMAND:
+ command:
wmsg.dwModifiers = w32_get_modifiers ();
my_post_msg (&wmsg, hwnd, msg, wParam, lParam);
goto dflt;
return Qnil;
}
+/* Lookup virtual keycode from string representing the name of a
+ non-ascii keystroke into the corresponding virtual key, using
+ lispy_function_keys. */
+static int
+lookup_vk_code (char *key)
+{
+ int i;
+
+ for (i = 0; i < 256; i++)
+ if (lispy_function_keys[i] != 0
+ && strcmp (lispy_function_keys[i], key) == 0)
+ return i;
+
+ return -1;
+}
+
+/* Convert a one-element vector style key sequence to a hot key
+ definition. */
+static int
+w32_parse_hot_key (key)
+ Lisp_Object key;
+{
+ /* Copied from Fdefine_key and store_in_keymap. */
+ register Lisp_Object c;
+ int vk_code;
+ int lisp_modifiers;
+ int w32_modifiers;
+ struct gcpro gcpro1;
+
+ CHECK_VECTOR (key, 0);
+
+ if (XFASTINT (Flength (key)) != 1)
+ return Qnil;
+
+ GCPRO1 (key);
+
+ c = Faref (key, make_number (0));
+
+ if (CONSP (c) && lucid_event_type_list_p (c))
+ c = Fevent_convert_list (c);
+
+ UNGCPRO;
+
+ if (! INTEGERP (c) && ! SYMBOLP (c))
+ error ("Key definition is invalid");
+
+ /* Work out the base key and the modifiers. */
+ if (SYMBOLP (c))
+ {
+ c = parse_modifiers (c);
+ lisp_modifiers = Fcar (Fcdr (c));
+ c = Fcar (c);
+ if (!SYMBOLP (c))
+ abort ();
+ vk_code = lookup_vk_code (XSYMBOL (c)->name->data);
+ }
+ else if (INTEGERP (c))
+ {
+ lisp_modifiers = XINT (c) & ~CHARACTERBITS;
+ /* Many ascii characters are their own virtual key code. */
+ vk_code = XINT (c) & CHARACTERBITS;
+ }
+
+ if (vk_code < 0 || vk_code > 255)
+ return Qnil;
+
+ if ((lisp_modifiers & meta_modifier) != 0
+ && !NILP (Vw32_alt_is_meta))
+ lisp_modifiers |= alt_modifier;
+
+ /* Convert lisp modifiers to Windows hot-key form. */
+ w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0;
+ w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0;
+ w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0;
+ w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0;
+
+ return HOTKEY (vk_code, w32_modifiers);
+}
+
+DEFUN ("w32-register-hot-key", Fw32_register_hot_key, Sw32_register_hot_key, 1, 1, 0,
+ "Register KEY as a hot-key combination.\n\
+Certain key combinations like Alt-Tab are reserved for system use on\n\
+Windows, and therefore are normally intercepted by the system. However,\n\
+most of these key combinations can be received by registering them as\n\
+hot-keys, overriding their special meaning.\n\
+\n\
+KEY must be a one element key definition in vector form that would be\n\
+acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta\n\
+modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper\n\
+is always interpreted as the Windows modifier keys.\n\
+\n\
+The return value is the hotkey-id if registered, otherwise nil.")
+ (key)
+ Lisp_Object key;
+{
+ key = w32_parse_hot_key (key);
+
+ if (NILP (Fmemq (key, w32_grabbed_keys)))
+ {
+ /* Reuse an empty slot if possible. */
+ Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys);
+
+ /* Safe to add new key to list, even if we have focus. */
+ if (NILP (item))
+ w32_grabbed_keys = Fcons (key, w32_grabbed_keys);
+ else
+ XCAR (item) = key;
+
+ /* Notify input thread about new hot-key definition, so that it
+ takes effect without needing to switch focus. */
+ PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY,
+ (WPARAM) key, 0);
+ }
+
+ return key;
+}
+
+DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, Sw32_unregister_hot_key, 1, 1, 0,
+ "Unregister HOTKEY as a hot-key combination.")
+ (key)
+ Lisp_Object key;
+{
+ Lisp_Object item;
+
+ if (!INTEGERP (key))
+ key = w32_parse_hot_key (key);
+
+ item = Fmemq (key, w32_grabbed_keys);
+
+ if (!NILP (item))
+ {
+ /* Notify input thread about hot-key definition being removed, so
+ that it takes effect without needing focus switch. */
+ if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY,
+ (WPARAM) XINT (XCAR (item)), (LPARAM) item))
+ {
+ MSG msg;
+ GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE);
+ }
+ return Qt;
+ }
+ return Qnil;
+}
+
+DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, Sw32_registered_hot_keys, 0, 0, 0,
+ "Return list of registered hot-key IDs.")
+ ()
+{
+ return Fcopy_sequence (w32_grabbed_keys);
+}
+
+DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, Sw32_reconstruct_hot_key, 1, 1, 0,
+ "Convert hot-key ID to a lisp key combination.")
+ (hotkeyid)
+ Lisp_Object hotkeyid;
+{
+ int vk_code, w32_modifiers;
+ Lisp_Object key;
+
+ CHECK_NUMBER (hotkeyid, 0);
+
+ vk_code = HOTKEY_VK_CODE (hotkeyid);
+ w32_modifiers = HOTKEY_MODIFIERS (hotkeyid);
+
+ if (lispy_function_keys[vk_code])
+ key = intern (lispy_function_keys[vk_code]);
+ else
+ key = make_number (vk_code);
+
+ key = Fcons (key, Qnil);
+ if (w32_modifiers & MOD_SHIFT)
+ key = Fcons (intern ("shift"), key);
+ if (w32_modifiers & MOD_CONTROL)
+ key = Fcons (intern ("control"), key);
+ if (w32_modifiers & MOD_ALT)
+ key = Fcons (intern (NILP (Vw32_alt_is_meta) ? "alt" : "meta"), key);
+ if (w32_modifiers & MOD_WIN)
+ key = Fcons (intern ("hyper"), key);
+
+ return key;
+}
\f
syms_of_w32fns ()
{
Fput (Qundefined_color, Qerror_message,
build_string ("Undefined color"));
+ staticpro (&w32_grabbed_keys);
+ w32_grabbed_keys = Qnil;
+
DEFVAR_LISP ("w32-color-map", &Vw32_color_map,
- "A array of color name mappings for windows.");
+ "An array of color name mappings for windows.");
Vw32_color_map = Qnil;
DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system,
When nil, Emacs will translate the alt key to the Alt modifier, and not Meta.");
Vw32_alt_is_meta = Qt;
- DEFVAR_LISP ("w32-pass-optional-keys-to-system",
- &Vw32_pass_optional_keys_to_system,
- "Non-nil if the 'optional' keys (left window, right window,\n\
-and application keys) are passed on to Windows.");
- Vw32_pass_optional_keys_to_system = Qnil;
+ DEFVAR_LISP ("w32-pass-lwindow-to-system",
+ &Vw32_pass_lwindow_to_system,
+ "Non-nil if the left \"Windows\" key is passed on to Windows.\n\
+When non-nil, the Start menu is opened by tapping the key.");
+ Vw32_pass_lwindow_to_system = Qt;
+
+ DEFVAR_LISP ("w32-pass-rwindow-to-system",
+ &Vw32_pass_rwindow_to_system,
+ "Non-nil if the right \"Windows\" key is passed on to Windows.\n\
+When non-nil, the Start menu is opened by tapping the key.");
+ Vw32_pass_rwindow_to_system = Qt;
+
+ DEFVAR_LISP ("w32-enable-num-lock",
+ &Vw32_enable_num_lock,
+ "Non-nil if Num Lock should act normally.\n\
+Set to nil to see Num Lock as the key `kp-numlock'.");
+ Vw32_enable_num_lock = Qt;
+
+ DEFVAR_LISP ("w32-enable-caps-lock",
+ &Vw32_enable_caps_lock,
+ "Non-nil if Caps Lock should act normally.\n\
+Set to nil to see Caps Lock as the key `capslock'.");
+ Vw32_enable_caps_lock = Qt;
+
+ DEFVAR_LISP ("w32-scroll-lock-modifier",
+ &Vw32_scroll_lock_modifier,
+ "Modifier to use for the Scroll Lock on state.\n\
+The value can be hyper, super, meta, alt, control or shift for the\n\
+respective modifier, or nil to see Scroll Lock as the key `scroll'.\n\
+Any other value will cause the key to be ignored.");
+ Vw32_scroll_lock_modifier = Qt;
+
+ DEFVAR_LISP ("w32-lwindow-modifier",
+ &Vw32_lwindow_modifier,
+ "Modifier to use for the left \"Windows\" key.\n\
+The value can be hyper, super, meta, alt, control or shift for the\n\
+respective modifier, or nil to appear as the key `lwindow'.\n\
+Any other value will cause the key to be ignored.");
+ Vw32_lwindow_modifier = Qnil;
+
+ DEFVAR_LISP ("w32-rwindow-modifier",
+ &Vw32_rwindow_modifier,
+ "Modifier to use for the right \"Windows\" key.\n\
+The value can be hyper, super, meta, alt, control or shift for the\n\
+respective modifier, or nil to appear as the key `rwindow'.\n\
+Any other value will cause the key to be ignored.");
+ Vw32_rwindow_modifier = Qnil;
+
+ DEFVAR_LISP ("w32-apps-modifier",
+ &Vw32_apps_modifier,
+ "Modifier to use for the \"Apps\" key.\n\
+The value can be hyper, super, meta, alt, control or shift for the\n\
+respective modifier, or nil to appear as the key `apps'.\n\
+Any other value will cause the key to be ignored.");
+ Vw32_apps_modifier = Qnil;
DEFVAR_LISP ("w32-enable-italics", &Vw32_enable_italics,
"Non-nil enables selection of artificially italicized fonts.");
defsubr (&Sw32_default_color_map);
defsubr (&Sw32_load_color_file);
defsubr (&Sw32_send_sys_command);
+ defsubr (&Sw32_register_hot_key);
+ defsubr (&Sw32_unregister_hot_key);
+ defsubr (&Sw32_registered_hot_keys);
+ defsubr (&Sw32_reconstruct_hot_key);
/* Setting callback functions for fontset handler. */
get_font_info_func = w32_get_font_info;
#undef abort
void
+/* For convenience when debugging. */
+int
+w32_last_error()
+{
+ return GetLastError ();
+}
w32_abort()
{
int button;
projects / emacs.git / commitdiff