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rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
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User interface services - X keyboard mapping |
User interface services - X keyboard mapping |
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Copyright (C) Matthew Chapman 1999-2005 |
Copyright (C) Matthew Chapman 1999-2007 |
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Copyright (C) Peter Astrand <peter@cendio.se> 2003 |
Copyright (C) Peter Astrand <astrand@cendio.se> 2003-2007 |
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This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
46 |
extern int g_keyboard_subtype; |
extern int g_keyboard_subtype; |
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extern int g_keyboard_functionkeys; |
extern int g_keyboard_functionkeys; |
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extern int g_win_button_size; |
extern int g_win_button_size; |
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extern BOOL g_enable_compose; |
extern RD_BOOL g_enable_compose; |
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extern BOOL g_use_rdp5; |
extern RD_BOOL g_use_rdp5; |
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extern BOOL g_numlock_sync; |
extern RD_BOOL g_numlock_sync; |
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|
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static BOOL keymap_loaded; |
static RD_BOOL keymap_loaded; |
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static key_translation *keymap[KEYMAP_SIZE]; |
static key_translation *keymap[KEYMAP_SIZE]; |
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static int min_keycode; |
static int min_keycode; |
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static uint16 remote_modifier_state = 0; |
static uint16 remote_modifier_state = 0; |
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static uint16 saved_remote_modifier_state = 0; |
static uint16 saved_remote_modifier_state = 0; |
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|
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static void update_modifier_state(uint8 scancode, BOOL pressed); |
static void update_modifier_state(uint8 scancode, RD_BOOL pressed); |
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|
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/* Free key_translation structure, including linked list */ |
/* Free key_translation structure, including linked list */ |
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static void |
static void |
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DEBUG_KBD(("\n")); |
DEBUG_KBD(("\n")); |
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} |
} |
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|
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BOOL |
RD_BOOL |
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xkeymap_from_locale(const char *locale) |
xkeymap_from_locale(const char *locale) |
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{ |
{ |
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char *str, *ptr; |
char *str, *ptr; |
206 |
{ |
{ |
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fclose(fp); |
fclose(fp); |
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STRNCPY(g_keymapname, str, sizeof(g_keymapname)); |
STRNCPY(g_keymapname, str, sizeof(g_keymapname)); |
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|
xfree(str); |
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return True; |
return True; |
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} |
} |
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xfree(str); |
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return False; |
return False; |
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} |
} |
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|
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return NULL; |
return NULL; |
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} |
} |
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static BOOL |
static RD_BOOL |
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xkeymap_read(char *mapname) |
xkeymap_read(char *mapname) |
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{ |
{ |
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FILE *fp; |
FILE *fp; |
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} |
} |
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|
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static void |
static void |
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send_winkey(uint32 ev_time, BOOL pressed, BOOL leftkey) |
send_winkey(uint32 ev_time, RD_BOOL pressed, RD_BOOL leftkey) |
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{ |
{ |
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uint8 winkey; |
uint8 winkey; |
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} |
} |
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|
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/* Handle special key combinations */ |
/* Handle special key combinations */ |
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BOOL |
RD_BOOL |
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handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, RD_BOOL pressed) |
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{ |
{ |
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switch (keysym) |
switch (keysym) |
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{ |
{ |
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/* Inhibit */ |
/* Inhibit */ |
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return True; |
return True; |
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break; |
break; |
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case XK_Overlay1_Enable: |
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/* Toggle SeamlessRDP */ |
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if (pressed) |
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ui_seamless_toggle(); |
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break; |
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|
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} |
} |
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return False; |
return False; |
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tr = *ptr; |
tr = *ptr; |
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if (tr.seq_keysym == 0) /* Normal scancode translation */ |
if (tr.seq_keysym == 0) /* Normal scancode translation */ |
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{ |
{ |
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if (tr.modifiers & MapInhibitMask) |
if (MASK_HAS_BITS(tr.modifiers, MapInhibitMask)) |
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{ |
{ |
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DEBUG_KBD(("Inhibiting key\n")); |
DEBUG_KBD(("Inhibiting key\n")); |
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tr.scancode = 0; |
tr.scancode = 0; |
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return tr; |
return tr; |
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} |
} |
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|
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if (tr.modifiers & MapLocalStateMask) |
if (MASK_HAS_BITS(tr.modifiers, MapLocalStateMask)) |
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{ |
{ |
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/* The modifiers to send for this key should be obtained |
/* The modifiers to send for this key should be obtained |
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from the local state. Currently, only shift is implemented. */ |
from the local state. Currently, only shift is implemented. */ |
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if (state & ShiftMask) |
if (MASK_HAS_BITS(state, ShiftMask)) |
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{ |
{ |
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tr.modifiers = MapLeftShiftMask; |
tr.modifiers = MapLeftShiftMask; |
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} |
} |
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} |
} |
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|
|
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if ((tr.modifiers & MapLeftShiftMask) |
/* Windows interprets CapsLock+Ctrl+key |
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&& ((remote_modifier_state & MapLeftCtrlMask) |
differently from Shift+Ctrl+key. Since we |
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|| (remote_modifier_state & MapRightCtrlMask)) |
are simulating CapsLock with Shifts, things |
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&& get_key_state(state, XK_Caps_Lock)) |
like Ctrl+f with CapsLock on breaks. To |
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solve this, we are releasing Shift if Ctrl |
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is on, but only if Shift isn't physically pressed. */ |
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if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
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&& MASK_HAS_BITS(remote_modifier_state, MapCtrlMask) |
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&& !MASK_HAS_BITS(state, ShiftMask)) |
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{ |
{ |
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DEBUG_KBD(("CapsLock + Ctrl pressed, releasing LeftShift\n")); |
DEBUG_KBD(("Non-physical Shift + Ctrl pressed, releasing Shift\n")); |
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tr.modifiers ^= MapLeftShiftMask; |
MASK_REMOVE_BITS(tr.modifiers, MapShiftMask); |
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} |
} |
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|
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DEBUG_KBD(("Found scancode translation, scancode=0x%x, modifiers=0x%x\n", |
DEBUG_KBD(("Found scancode translation, scancode=0x%x, modifiers=0x%x\n", |
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/* The modifiers to send for this key should be |
/* The modifiers to send for this key should be |
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obtained from the local state. Currently, only |
obtained from the local state. Currently, only |
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shift is implemented. */ |
shift is implemented. */ |
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if (state & ShiftMask) |
if (MASK_HAS_BITS(state, ShiftMask)) |
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{ |
{ |
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tr.modifiers = MapLeftShiftMask; |
tr.modifiers = MapLeftShiftMask; |
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} |
} |
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return tr; |
return tr; |
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} |
} |
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static RD_BOOL |
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is_modifier(uint8 scancode) |
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{ |
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switch (scancode) |
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{ |
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case SCANCODE_CHAR_LSHIFT: |
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case SCANCODE_CHAR_RSHIFT: |
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case SCANCODE_CHAR_LCTRL: |
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case SCANCODE_CHAR_RCTRL: |
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case SCANCODE_CHAR_LALT: |
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case SCANCODE_CHAR_RALT: |
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case SCANCODE_CHAR_LWIN: |
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case SCANCODE_CHAR_RWIN: |
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case SCANCODE_CHAR_NUMLOCK: |
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return True; |
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default: |
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break; |
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} |
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return False; |
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} |
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|
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void |
void |
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xkeymap_send_keys(uint32 keysym, unsigned int keycode, unsigned int state, uint32 ev_time, |
xkeymap_send_keys(uint32 keysym, unsigned int keycode, unsigned int state, uint32 ev_time, |
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BOOL pressed, uint8 nesting) |
RD_BOOL pressed, uint8 nesting) |
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{ |
{ |
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key_translation tr, *ptr; |
key_translation tr, *ptr; |
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tr = xkeymap_translate_key(keysym, keycode, state); |
tr = xkeymap_translate_key(keysym, keycode, state); |
714 |
if (tr.scancode == 0) |
if (tr.scancode == 0) |
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return; |
return; |
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|
|
717 |
if (pressed) |
save_remote_modifiers(tr.scancode); |
718 |
{ |
ensure_remote_modifiers(ev_time, tr); |
719 |
save_remote_modifiers(tr.scancode); |
rdp_send_scancode(ev_time, pressed ? RDP_KEYPRESS : RDP_KEYRELEASE, tr.scancode); |
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ensure_remote_modifiers(ev_time, tr); |
restore_remote_modifiers(ev_time, tr.scancode); |
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rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
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restore_remote_modifiers(ev_time, tr.scancode); |
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} |
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else |
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{ |
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rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
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} |
|
721 |
return; |
return; |
722 |
} |
} |
723 |
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|
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return ksname; |
return ksname; |
778 |
} |
} |
779 |
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static BOOL |
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is_modifier(uint8 scancode) |
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{ |
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switch (scancode) |
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{ |
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case SCANCODE_CHAR_LSHIFT: |
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case SCANCODE_CHAR_RSHIFT: |
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case SCANCODE_CHAR_LCTRL: |
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case SCANCODE_CHAR_RCTRL: |
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case SCANCODE_CHAR_LALT: |
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case SCANCODE_CHAR_RALT: |
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case SCANCODE_CHAR_LWIN: |
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case SCANCODE_CHAR_RWIN: |
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case SCANCODE_CHAR_NUMLOCK: |
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return True; |
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default: |
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break; |
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} |
|
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return False; |
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} |
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|
780 |
void |
void |
781 |
save_remote_modifiers(uint8 scancode) |
save_remote_modifiers(uint8 scancode) |
782 |
{ |
{ |
950 |
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|
951 |
|
|
952 |
static void |
static void |
953 |
update_modifier_state(uint8 scancode, BOOL pressed) |
update_modifier_state(uint8 scancode, RD_BOOL pressed) |
954 |
{ |
{ |
955 |
#ifdef WITH_DEBUG_KBD |
#ifdef WITH_DEBUG_KBD |
956 |
uint16 old_modifier_state; |
uint16 old_modifier_state; |
989 |
modifier state only on Keypress */ |
modifier state only on Keypress */ |
990 |
if (pressed && !g_numlock_sync) |
if (pressed && !g_numlock_sync) |
991 |
{ |
{ |
992 |
BOOL newNumLockState; |
RD_BOOL newNumLockState; |
993 |
newNumLockState = |
newNumLockState = |
994 |
(MASK_HAS_BITS |
(MASK_HAS_BITS |
995 |
(remote_modifier_state, MapNumLockMask) == False); |
(remote_modifier_state, MapNumLockMask) == False); |