1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
10 #include "otk/display.hh"
16 #define _(str) gettext(str)
23 static bool buttonvalue(const std::string &button, unsigned int *val)
25 if (button == "Left" || button == "1" || button == "Button1") {
27 } else if (button == "Middle" || button == "2" || button == "Button2") {
29 } else if (button == "Right" || button == "3" || button == "Button3") {
31 } else if (button == "Up" || button == "4" || button == "Button4") {
33 } else if (button == "Down" || button == "5" || button == "Button5") {
40 static bool modvalue(const std::string &mod, unsigned int *val)
42 if (mod == "C") { // control
44 } else if (mod == "S") { // shift
46 } else if (mod == "A" || // alt/mod1
51 } else if (mod == "Mod2" || // mod2
54 } else if (mod == "Mod3" || // mod3
57 } else if (mod == "W" || // windows/mod4
61 } else if (mod == "Mod5" || // mod5
70 bool Bindings::translate(const std::string &str, Binding &b,bool askey) const
72 // parse out the base key name
73 std::string::size_type keybegin = str.find_last_of('-');
74 keybegin = (keybegin == std::string::npos) ? 0 : keybegin + 1;
75 std::string key(str, keybegin);
77 // parse out the requested modifier keys
78 unsigned int modval = 0;
79 std::string::size_type begin = 0, end;
80 while (begin != keybegin) {
81 end = str.find_first_of('-', begin);
83 std::string mod(str, begin, end-begin);
84 if (!modvalue(mod, &modval)) {
85 printf(_("Invalid modifier element in key binding: %s\n"), mod.c_str());
95 KeySym sym = XStringToKeysym(const_cast<char *>(key.c_str()));
96 if (sym == NoSymbol) {
97 printf(_("Invalid Key name in key binding: %s\n"), key.c_str());
100 if (!(b.key = XKeysymToKeycode(**otk::display, sym)))
101 printf(_("No valid keycode for Key in key binding: %s\n"), key.c_str());
104 return buttonvalue(key, &b.key);
108 static void destroytree(KeyBindingTree *tree)
111 KeyBindingTree *c = tree->first_child;
117 KeyBindingTree *Bindings::buildtree(const StringVect &keylist,
118 KeyCallback callback, void *data) const
120 if (keylist.empty()) return 0; // nothing in the list.. return 0
122 KeyBindingTree *ret = 0, *p;
124 StringVect::const_reverse_iterator it, end = keylist.rend();
125 for (it = keylist.rbegin(); it != end; ++it) {
127 ret = new KeyBindingTree();
129 // this is the first built node, the bottom node of the tree
131 ret->callbacks.push_back(KeyCallbackData(callback, data));
133 ret->first_child = p;
134 if (!translate(*it, ret->binding)) {
145 : _curpos(&_keytree),
147 _timer((otk::Timer *) 0),
148 _keybgrab_callback(0, 0)
150 // setResetKey("C-g"); // set the default reset key
154 Bindings::~Bindings()
160 //removeAllButtons(); // this is done by each client as they are unmanaged
165 void Bindings::assimilate(KeyBindingTree *node)
167 KeyBindingTree *a, *b, *tmp, *last;
169 if (!_keytree.first_child) {
170 // there are no nodes at this level yet
171 _keytree.first_child = node;
173 a = _keytree.first_child;
178 if (a->binding != b->binding) {
187 if (last->binding != b->binding)
188 last->next_sibling = b;
190 last->first_child = b->first_child;
197 KeyBindingTree *Bindings::find(KeyBindingTree *search,
198 bool *conflict) const {
200 KeyBindingTree *a, *b;
201 a = _keytree.first_child;
204 if (a->binding != b->binding) {
207 if (a->chain == b->chain) {
209 // found it! (return the actual id, not the search's)
214 return 0; // the chain status' don't match (conflict!)
220 return 0; // it just isn't in here
224 bool Bindings::addKey(const StringVect &keylist, KeyCallback callback,
227 KeyBindingTree *tree, *t;
230 if (!(tree = buildtree(keylist, callback, data)))
231 return false; // invalid binding requested
233 t = find(tree, &conflict);
235 // conflicts with another binding
241 // already bound to something
242 t->callbacks.push_back(KeyCallbackData(callback, data));
245 // grab the server here to make sure no key pressed go missed
246 otk::display->grab();
249 // assimilate this built tree into the main tree
250 assimilate(tree); // assimilation destroys/uses the tree
253 otk::display->ungrab();
260 bool Bindings::removeKey(const StringVect &keylist, KeyCallback callback, void *data)
262 assert(false); // XXX: function not implemented yet
264 KeyBindingTree *tree;
267 if (!(tree = buildtree(keylist, 0)))
268 return false; // invalid binding requested
270 KeyBindingTree *t = find(tree, &conflict);
272 KeyCallbackList::iterator it = std::find(t->callbacks.begin(),
275 if (it != t->callbacks.end()) {
276 // grab the server here to make sure no key pressed go missed
277 otk::display->grab();
282 // XXX do shit here ...
286 otk::display->ungrab();
295 void Bindings::setResetKey(const std::string &key)
298 if (translate(key, b)) {
299 // grab the server here to make sure no key pressed go missed
300 otk::display->grab();
302 _resetkey.key = b.key;
303 _resetkey.modifiers = b.modifiers;
305 otk::display->ungrab();
310 static void remove_branch(KeyBindingTree *first)
312 KeyBindingTree *p = first;
316 remove_branch(p->first_child);
317 KeyBindingTree *s = p->next_sibling;
318 while(!p->callbacks.empty()) {
319 p->callbacks.pop_front();
327 void Bindings::removeAllKeys()
330 if (_keytree.first_child) {
331 remove_branch(_keytree.first_child);
332 _keytree.first_child = 0;
338 void Bindings::grabKeys(bool grab)
340 for (int i = 0; i < ScreenCount(**otk::display); ++i) {
341 Screen *sc = openbox->screen(i);
342 if (!sc) continue; // not a managed screen
343 Window root = otk::display->screenInfo(i)->rootWindow();
345 KeyBindingTree *p = _curpos->first_child;
348 otk::display->grabKey(p->binding.key, p->binding.modifiers,
349 root, false, GrabModeAsync, GrabModeAsync,
353 otk::display->ungrabKey(p->binding.key, p->binding.modifiers,
360 otk::display->grabKey(_resetkey.key, _resetkey.modifiers,
361 root, false, GrabModeAsync, GrabModeAsync,
364 otk::display->ungrabKey(_resetkey.key, _resetkey.modifiers,
370 bool Bindings::grabKeyboard(int screen, KeyCallback callback, void *data)
373 if (_keybgrab_callback.callback) return false; // already grabbed
375 if (!openbox->screen(screen))
376 return false; // the screen is not managed
378 Window root = otk::display->screenInfo(screen)->rootWindow();
379 if (XGrabKeyboard(**otk::display, root, false, GrabModeAsync,
380 GrabModeAsync, CurrentTime))
382 _keybgrab_callback.callback = callback;
383 _keybgrab_callback.data = data;
388 void Bindings::ungrabKeyboard()
390 if (!_keybgrab_callback.callback) return; // not grabbed
392 _keybgrab_callback = KeyCallbackData(0, 0);
393 XUngrabKeyboard(**otk::display, CurrentTime);
394 XUngrabPointer(**otk::display, CurrentTime);
398 bool Bindings::grabPointer(int screen)
400 if (!openbox->screen(screen))
401 return false; // the screen is not managed
403 Window root = otk::display->screenInfo(screen)->rootWindow();
404 XGrabPointer(**otk::display, root, false, 0, GrabModeAsync,
405 GrabModeAsync, None, None, CurrentTime);
410 void Bindings::ungrabPointer()
412 XUngrabPointer(**otk::display, CurrentTime);
416 void Bindings::fireKey(int screen, unsigned int modifiers, unsigned int key,
417 Time time, KeyAction::KA action)
419 if (_keybgrab_callback.callback) {
420 Client *c = openbox->focusedClient();
421 KeyData data(screen, c, time, modifiers, key, action);
422 _keybgrab_callback.fire(&data);
425 // KeyRelease events only occur during keyboard grabs
426 if (action == KeyAction::Release) return;
428 if (key == _resetkey.key && modifiers == _resetkey.modifiers) {
431 KeyBindingTree *p = _curpos->first_child;
433 if (p->binding.key == key && p->binding.modifiers == modifiers) {
437 _timer = new otk::Timer(5000, // 5 second timeout
438 (otk::Timer::TimeoutHandler)resetChains,
440 // grab the server here to make sure no key presses get missed
441 otk::display->grab();
445 otk::display->ungrab();
447 Client *c = openbox->focusedClient();
448 KeyData data(screen, c, time, modifiers, key, action);
449 KeyCallbackList::iterator it, end = p->callbacks.end();
450 for (it = p->callbacks.begin(); it != end; ++it)
461 void Bindings::resetChains(Bindings *self)
465 self->_timer = (otk::Timer *) 0;
467 // grab the server here to make sure no key pressed go missed
468 otk::display->grab();
469 self->grabKeys(false);
470 self->_curpos = &self->_keytree;
471 self->grabKeys(true);
472 otk::display->ungrab();
476 bool Bindings::addButton(const std::string &but, MouseContext::MC context,
477 MouseAction::MA action, MouseCallback callback,
480 assert(context >= 0 && context < MouseContext::NUM_MOUSE_CONTEXT);
481 assert(action >= 0 && action < MouseAction::NUM_MOUSE_ACTION);
484 if (!translate(but, b, false))
487 ButtonBindingList::iterator it, end = _buttons[context].end();
489 // look for a duplicate binding
490 for (it = _buttons[context].begin(); it != end; ++it)
491 if ((*it)->binding.key == b.key &&
492 (*it)->binding.modifiers == b.modifiers) {
498 // the binding didnt exist yet, add it
500 bind = new ButtonBinding();
501 bind->binding.key = b.key;
502 bind->binding.modifiers = b.modifiers;
503 _buttons[context].push_back(bind);
504 // grab the button on all clients
505 for (int sn = 0; sn < ScreenCount(**otk::display); ++sn) {
506 Screen *s = openbox->screen(sn);
507 if (!s) continue; // not managed
508 Client::List::iterator c_it, c_end = s->clients.end();
509 for (c_it = s->clients.begin(); c_it != c_end; ++c_it) {
510 grabButton(true, bind->binding, context, *c_it);
515 bind->callbacks[action].push_back(MouseCallbackData(callback, data));
519 void Bindings::removeAllButtons()
521 for (int i = 0; i < MouseContext::NUM_MOUSE_CONTEXT; ++i) {
522 ButtonBindingList::iterator it, end = _buttons[i].end();
523 for (it = _buttons[i].begin(); it != end; ++it) {
524 for (int a = 0; a < MouseAction::NUM_MOUSE_ACTION; ++a) {
525 while (!(*it)->callbacks[a].empty()) {
526 (*it)->callbacks[a].pop_front();
529 // ungrab the button on all clients
530 for (int sn = 0; sn < ScreenCount(**otk::display); ++sn) {
531 Screen *s = openbox->screen(sn);
532 if (!s) continue; // not managed
533 Client::List::iterator c_it, c_end = s->clients.end();
534 for (c_it = s->clients.begin(); c_it != c_end; ++c_it) {
535 grabButton(false, (*it)->binding, (MouseContext::MC)i, *c_it);
542 void Bindings::grabButton(bool grab, const Binding &b,
543 MouseContext::MC context, Client *client)
546 int mode = GrabModeAsync;
549 case MouseContext::Frame:
550 win = client->frame->window();
551 mask = ButtonPressMask | ButtonMotionMask | ButtonReleaseMask;
553 case MouseContext::Window:
554 win = client->frame->plate();
555 mode = GrabModeSync; // this is handled in fireButton
556 mask = ButtonPressMask; // can't catch more than this with Sync mode
557 // the release event is manufactured by the
558 // master buttonPressHandler
561 // any other elements already get button events, don't grab on them
565 otk::display->grabButton(b.key, b.modifiers, win, false, mask, mode,
566 GrabModeAsync, None, None, false);
568 otk::display->ungrabButton(b.key, b.modifiers, win);
571 void Bindings::grabButtons(bool grab, Client *client)
573 for (int i = 0; i < MouseContext::NUM_MOUSE_CONTEXT; ++i) {
574 ButtonBindingList::iterator it, end = _buttons[i].end();
575 for (it = _buttons[i].begin(); it != end; ++it)
576 grabButton(grab, (*it)->binding, (MouseContext::MC)i, client);
580 void Bindings::fireButton(MouseData *data)
582 if (data->context == MouseContext::Window) {
583 // Replay the event, so it goes to the client
584 XAllowEvents(**otk::display, ReplayPointer, data->time);
587 ButtonBindingList::iterator it, end = _buttons[data->context].end();
588 for (it = _buttons[data->context].begin(); it != end; ++it)
589 if ((*it)->binding.key == data->button &&
590 (*it)->binding.modifiers == data->state) {
591 MouseCallbackList::iterator c_it,
592 c_end = (*it)->callbacks[data->action].end();
593 for (c_it = (*it)->callbacks[data->action].begin();
594 c_it != c_end; ++c_it)
600 bool Bindings::addEvent(EventAction::EA action, EventCallback callback,
603 if (action < 0 || action >= EventAction::NUM_EVENT_ACTION) {
607 if (action == EventAction::Bell && _eventlist[action].empty())
608 XkbSelectEvents(**otk::display, XkbUseCoreKbd,
609 XkbBellNotifyMask, XkbBellNotifyMask);
611 _eventlist[action].push_back(EventCallbackData(callback, data));
615 bool Bindings::removeEvent(EventAction::EA action, EventCallback callback,
618 if (action < 0 || action >= EventAction::NUM_EVENT_ACTION) {
622 EventCallbackList::iterator it = std::find(_eventlist[action].begin(),
623 _eventlist[action].end(),
624 EventCallbackData(callback,
626 if (it != _eventlist[action].end()) {
627 _eventlist[action].erase(it);
629 if (action == EventAction::Bell && _eventlist[action].empty())
630 XkbSelectEvents(**otk::display, XkbUseCoreKbd,
631 XkbBellNotifyMask, 0);
638 void Bindings::removeAllEvents()
640 for (int i = 0; i < EventAction::NUM_EVENT_ACTION; ++i) {
641 while (!_eventlist[i].empty()) {
642 _eventlist[i].pop_front();
647 void Bindings::fireEvent(EventData *data)
649 EventCallbackList::iterator c_it, c_end = _eventlist[data->action].end();
650 for (c_it = _eventlist[data->action].begin(); c_it != c_end; ++c_it)