1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
10 #include "otk/display.hh"
16 #define _(str) gettext(str)
24 static bool buttonvalue(const std::string &button, unsigned int *val)
28 else if (button == "Middle")
30 else if (button == "Right")
32 else if (button == "Up")
34 else if (button == "Down")
37 // try convert to number
38 int i = atoi(button.c_str());
46 static bool modvalue(const std::string &mod, unsigned int *val)
48 if (mod == "C") { // control
50 } else if (mod == "S") { // shift
52 } else if (mod == "A" || // alt/mod1
57 } else if (mod == "Mod2" || // mod2
60 } else if (mod == "Mod3" || // mod3
63 } else if (mod == "W" || // windows/mod4
67 } else if (mod == "Mod5" || // mod5
76 bool Bindings::translate(const std::string &str, Binding &b,bool askey) const
78 // parse out the base key name
79 std::string::size_type keybegin = str.find_last_of('-');
80 keybegin = (keybegin == std::string::npos) ? 0 : keybegin + 1;
81 std::string key(str, keybegin);
83 // parse out the requested modifier keys
84 unsigned int modval = 0;
85 std::string::size_type begin = 0, end;
86 while (begin != keybegin) {
87 end = str.find_first_of('-', begin);
89 std::string mod(str, begin, end-begin);
90 if (!modvalue(mod, &modval)) {
91 printf(_("Invalid modifier element in key binding: %s\n"), mod.c_str());
101 KeySym sym = XStringToKeysym(const_cast<char *>(key.c_str()));
102 if (sym == NoSymbol) {
103 printf(_("Invalid Key name in key binding: %s\n"), key.c_str());
106 if (!(b.key = XKeysymToKeycode(**otk::display, sym)))
107 printf(_("No valid keycode for Key in key binding: %s\n"), key.c_str());
110 return buttonvalue(key, &b.key);
114 static void destroytree(KeyBindingTree *tree)
117 KeyBindingTree *c = tree->first_child;
123 KeyBindingTree *Bindings::buildtree(const StringVect &keylist,
124 KeyCallback callback, void *data) const
126 if (keylist.empty()) return 0; // nothing in the list.. return 0
128 KeyBindingTree *ret = 0, *p;
130 StringVect::const_reverse_iterator it, end = keylist.rend();
131 for (it = keylist.rbegin(); it != end; ++it) {
133 ret = new KeyBindingTree();
135 // this is the first built node, the bottom node of the tree
137 ret->callbacks.push_back(KeyCallbackData(callback, data));
139 ret->first_child = p;
140 if (!translate(*it, ret->binding)) {
151 : _curpos(&_keytree),
153 _timer((otk::Timer *) 0),
154 _keybgrab_callback(0, 0),
157 setResetKey("C-g"); // set the default reset key
161 Bindings::~Bindings()
167 XUngrabKeyboard(**otk::display, CurrentTime);
170 //removeAllButtons(); // this is done by each client as they are unmanaged
175 void Bindings::assimilate(KeyBindingTree *node)
177 KeyBindingTree *a, *b, *tmp, *last;
179 if (!_keytree.first_child) {
180 // there are no nodes at this level yet
181 _keytree.first_child = node;
183 a = _keytree.first_child;
188 if (a->binding != b->binding) {
197 if (last->binding != b->binding)
198 last->next_sibling = b;
200 last->first_child = b->first_child;
207 KeyBindingTree *Bindings::find(KeyBindingTree *search,
208 bool *conflict) const {
210 KeyBindingTree *a, *b;
211 a = _keytree.first_child;
214 if (a->binding != b->binding) {
217 if (a->chain == b->chain) {
219 // found it! (return the actual id, not the search's)
224 return 0; // the chain status' don't match (conflict!)
230 return 0; // it just isn't in here
234 bool Bindings::addKey(const StringVect &keylist, KeyCallback callback,
237 KeyBindingTree *tree, *t;
240 if (!(tree = buildtree(keylist, callback, data)))
241 return false; // invalid binding requested
243 t = find(tree, &conflict);
245 // conflicts with another binding
251 // already bound to something
252 t->callbacks.push_back(KeyCallbackData(callback, data));
255 // grab the server here to make sure no key pressed go missed
256 otk::display->grab();
259 // assimilate this built tree into the main tree
260 assimilate(tree); // assimilation destroys/uses the tree
263 otk::display->ungrab();
270 bool Bindings::removeKey(const StringVect &keylist, KeyCallback callback, void *data)
272 assert(false); // XXX: function not implemented yet
274 KeyBindingTree *tree;
277 if (!(tree = buildtree(keylist, 0)))
278 return false; // invalid binding requested
280 KeyBindingTree *t = find(tree, &conflict);
282 KeyCallbackList::iterator it = std::find(t->callbacks.begin(),
285 if (it != t->callbacks.end()) {
286 // grab the server here to make sure no key pressed go missed
287 otk::display->grab();
292 // XXX do shit here ...
296 otk::display->ungrab();
305 void Bindings::setResetKey(const std::string &key)
308 if (translate(key, b)) {
309 _resetkey.key = b.key;
310 _resetkey.modifiers = b.modifiers;
315 static void remove_branch(KeyBindingTree *first)
317 KeyBindingTree *p = first;
321 remove_branch(p->first_child);
322 KeyBindingTree *s = p->next_sibling;
323 while(!p->callbacks.empty()) {
324 p->callbacks.pop_front();
332 void Bindings::removeAllKeys()
335 if (_keytree.first_child) {
336 remove_branch(_keytree.first_child);
337 _keytree.first_child = 0;
343 void Bindings::grabKeys(bool grab)
345 for (int i = 0; i < ScreenCount(**otk::display); ++i) {
346 Screen *sc = openbox->screen(i);
347 if (!sc) continue; // not a managed screen
348 Window root = otk::display->screenInfo(i)->rootWindow();
350 otk::display->ungrabAllKeys(root);
353 KeyBindingTree *p = _keytree.first_child;
355 otk::display->grabKey(p->binding.key, p->binding.modifiers,
356 root, false, GrabModeAsync, GrabModeSync,
364 bool Bindings::grabKeyboard(int screen, KeyCallback callback, void *data)
367 if (_keybgrab_callback.callback) return false; // already grabbed
369 if (!openbox->screen(screen))
370 return false; // the screen is not managed
372 Window root = otk::display->screenInfo(screen)->rootWindow();
373 if (XGrabKeyboard(**otk::display, root, false, GrabModeAsync,
374 GrabModeAsync, CurrentTime))
376 _keybgrab_callback.callback = callback;
377 _keybgrab_callback.data = data;
382 void Bindings::ungrabKeyboard()
384 if (!_keybgrab_callback.callback) return; // not grabbed
386 _keybgrab_callback = KeyCallbackData(0, 0);
387 if (!_grabbed) /* don't release out from under keychains */
388 XUngrabKeyboard(**otk::display, CurrentTime);
389 XUngrabPointer(**otk::display, CurrentTime);
393 bool Bindings::grabPointer(int screen)
395 if (!openbox->screen(screen))
396 return false; // the screen is not managed
398 Window root = otk::display->screenInfo(screen)->rootWindow();
399 XGrabPointer(**otk::display, root, false, 0, GrabModeAsync,
400 GrabModeAsync, None, None, CurrentTime);
405 void Bindings::ungrabPointer()
407 XUngrabPointer(**otk::display, CurrentTime);
411 void Bindings::fireKey(int screen, unsigned int modifiers, unsigned int key,
412 Time time, KeyAction::KA action)
414 if (_keybgrab_callback.callback) {
415 Client *c = openbox->focusedClient();
416 KeyData data(screen, c, time, modifiers, key, action);
417 _keybgrab_callback.fire(&data);
420 // KeyRelease events only occur during keyboard grabs
421 if (action == KeyAction::Release) return;
423 if (key == _resetkey.key && modifiers == _resetkey.modifiers) {
425 XAllowEvents(**otk::display, AsyncKeyboard, CurrentTime);
427 KeyBindingTree *p = _curpos->first_child;
429 if (p->binding.key == key && p->binding.modifiers == modifiers) {
433 _timer = new otk::Timer(5000, // 5 second timeout
434 (otk::Timer::TimeoutHandler)resetChains,
436 if (!_grabbed && !_keybgrab_callback.callback) {
437 Window root = otk::display->screenInfo(screen)->rootWindow();
438 //grab should never fail because we should have a sync grab at
440 XGrabKeyboard(**otk::display, root, 0, GrabModeAsync,
441 GrabModeSync, CurrentTime);
445 XAllowEvents(**otk::display, AsyncKeyboard, CurrentTime);
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)
452 XAllowEvents(**otk::display, AsyncKeyboard, CurrentTime);
462 void Bindings::resetChains(Bindings *self)
466 self->_timer = (otk::Timer *) 0;
468 self->_curpos = &self->_keytree;
469 if (self->_grabbed) {
470 self->_grabbed = false;
471 if (!self->_keybgrab_callback.callback)
472 XUngrabKeyboard(**otk::display, CurrentTime);
477 bool Bindings::addButton(const std::string &but, MouseContext::MC context,
478 MouseAction::MA action, MouseCallback callback,
481 assert(context >= 0 && context < MouseContext::NUM_MOUSE_CONTEXT);
482 assert(action >= 0 && action < MouseAction::NUM_MOUSE_ACTION);
485 if (!translate(but, b, false))
488 ButtonBindingList::iterator it, end = _buttons[context].end();
490 // look for a duplicate binding
491 for (it = _buttons[context].begin(); it != end; ++it)
492 if ((*it)->binding.key == b.key &&
493 (*it)->binding.modifiers == b.modifiers) {
499 // the binding didnt exist yet, add it
501 bind = new ButtonBinding();
502 bind->binding.key = b.key;
503 bind->binding.modifiers = b.modifiers;
504 _buttons[context].push_back(bind);
505 // grab the button on all clients
506 for (int sn = 0; sn < ScreenCount(**otk::display); ++sn) {
507 Screen *s = openbox->screen(sn);
508 if (!s) continue; // not managed
509 Client::List::iterator c_it, c_end = s->clients.end();
510 for (c_it = s->clients.begin(); c_it != c_end; ++c_it) {
511 grabButton(true, bind->binding, context, *c_it);
516 bind->callbacks[action].push_back(MouseCallbackData(callback, data));
520 void Bindings::removeAllButtons()
522 for (int i = 0; i < MouseContext::NUM_MOUSE_CONTEXT; ++i) {
523 ButtonBindingList::iterator it, end = _buttons[i].end();
524 for (it = _buttons[i].begin(); it != end; ++it) {
525 for (int a = 0; a < MouseAction::NUM_MOUSE_ACTION; ++a) {
526 while (!(*it)->callbacks[a].empty()) {
527 (*it)->callbacks[a].pop_front();
530 // ungrab the button on all clients
531 for (int sn = 0; sn < ScreenCount(**otk::display); ++sn) {
532 Screen *s = openbox->screen(sn);
533 if (!s) continue; // not managed
534 Client::List::iterator c_it, c_end = s->clients.end();
535 for (c_it = s->clients.begin(); c_it != c_end; ++c_it) {
536 grabButton(false, (*it)->binding, (MouseContext::MC)i, *c_it);
543 void Bindings::grabButton(bool grab, const Binding &b,
544 MouseContext::MC context, Client *client)
547 int mode = GrabModeAsync;
550 case MouseContext::Frame:
551 win = client->frame->window();
552 mask = ButtonPressMask | ButtonMotionMask | ButtonReleaseMask;
554 case MouseContext::Window:
555 win = client->frame->plate();
556 mode = GrabModeSync; // this is handled in fireButton
557 mask = ButtonPressMask; // can't catch more than this with Sync mode
558 // the release event is manufactured by the
559 // master buttonPressHandler
562 // any other elements already get button events, don't grab on them
566 otk::display->grabButton(b.key, b.modifiers, win, false, mask, mode,
567 GrabModeAsync, None, None, false);
569 otk::display->ungrabButton(b.key, b.modifiers, win);
572 void Bindings::grabButtons(bool grab, Client *client)
574 for (int i = 0; i < MouseContext::NUM_MOUSE_CONTEXT; ++i) {
575 ButtonBindingList::iterator it, end = _buttons[i].end();
576 for (it = _buttons[i].begin(); it != end; ++it)
577 grabButton(grab, (*it)->binding, (MouseContext::MC)i, client);
581 void Bindings::fireButton(MouseData *data)
583 if (data->context == MouseContext::Window) {
584 // Replay the event, so it goes to the client
585 XAllowEvents(**otk::display, ReplayPointer, data->time);
588 ButtonBindingList::iterator it, end = _buttons[data->context].end();
589 for (it = _buttons[data->context].begin(); it != end; ++it)
590 if ((*it)->binding.key == data->button &&
591 (*it)->binding.modifiers == data->state) {
592 MouseCallbackList::iterator c_it,
593 c_end = (*it)->callbacks[data->action].end();
594 for (c_it = (*it)->callbacks[data->action].begin();
595 c_it != c_end; ++c_it)
601 bool Bindings::addEvent(EventAction::EA action, EventCallback callback,
604 if (action < 0 || action >= EventAction::NUM_EVENT_ACTION) {
608 if (action == EventAction::Bell && _eventlist[action].empty())
609 XkbSelectEvents(**otk::display, XkbUseCoreKbd,
610 XkbBellNotifyMask, XkbBellNotifyMask);
612 _eventlist[action].push_back(EventCallbackData(callback, data));
616 bool Bindings::removeEvent(EventAction::EA action, EventCallback callback,
619 if (action < 0 || action >= EventAction::NUM_EVENT_ACTION) {
623 EventCallbackList::iterator it = std::find(_eventlist[action].begin(),
624 _eventlist[action].end(),
625 EventCallbackData(callback,
627 if (it != _eventlist[action].end()) {
628 _eventlist[action].erase(it);
630 if (action == EventAction::Bell && _eventlist[action].empty())
631 XkbSelectEvents(**otk::display, XkbUseCoreKbd,
632 XkbBellNotifyMask, 0);
639 void Bindings::removeAllEvents()
641 for (int i = 0; i < EventAction::NUM_EVENT_ACTION; ++i) {
642 while (!_eventlist[i].empty()) {
643 _eventlist[i].pop_front();
648 void Bindings::fireEvent(EventData *data)
650 EventCallbackList::iterator c_it, c_end = _eventlist[data->action].end();
651 for (c_it = _eventlist[data->action].begin(); c_it != c_end; ++c_it)