diff options
Diffstat (limited to 'src/bindings.cc')
| -rw-r--r-- | src/bindings.cc | 655 |
1 files changed, 0 insertions, 655 deletions
diff --git a/src/bindings.cc b/src/bindings.cc deleted file mode 100644 index e6f98f79..00000000 --- a/src/bindings.cc +++ /dev/null @@ -1,655 +0,0 @@ -// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*- - -#include "config.h" - -#include "bindings.hh" -#include "screen.hh" -#include "openbox.hh" -#include "client.hh" -#include "frame.hh" -#include "otk/display.hh" - -extern "C" { -#include <X11/Xlib.h> - -#include "gettext.h" -#define _(str) gettext(str) -} - -#include <cstdlib> -#include <algorithm> - -namespace ob { - -static bool buttonvalue(const std::string &button, unsigned int *val) -{ - if (button == "Left") - *val = 1; - else if (button == "Middle") - *val = 2; - else if (button == "Right") - *val = 3; - else if (button == "Up") - *val = 4; - else if (button == "Down") - *val = 5; - else { - // try convert to number - int i = atoi(button.c_str()); - if (i <= 0) - return false; - *val = i; - } - return true; -} - -static bool modvalue(const std::string &mod, unsigned int *val) -{ - if (mod == "C") { // control - *val |= ControlMask; - } else if (mod == "S") { // shift - *val |= ShiftMask; - } else if (mod == "A" || // alt/mod1 - mod == "M" || - mod == "Mod1" || - mod == "M1") { - *val |= Mod1Mask; - } else if (mod == "Mod2" || // mod2 - mod == "M2") { - *val |= Mod2Mask; - } else if (mod == "Mod3" || // mod3 - mod == "M3") { - *val |= Mod3Mask; - } else if (mod == "W" || // windows/mod4 - mod == "Mod4" || - mod == "M4") { - *val |= Mod4Mask; - } else if (mod == "Mod5" || // mod5 - mod == "M5") { - *val |= Mod5Mask; - } else { // invalid - return false; - } - return true; -} - -bool Bindings::translate(const std::string &str, Binding &b,bool askey) const -{ - // parse out the base key name - std::string::size_type keybegin = str.find_last_of('-'); - keybegin = (keybegin == std::string::npos) ? 0 : keybegin + 1; - std::string key(str, keybegin); - - // parse out the requested modifier keys - unsigned int modval = 0; - std::string::size_type begin = 0, end; - while (begin != keybegin) { - end = str.find_first_of('-', begin); - - std::string mod(str, begin, end-begin); - if (!modvalue(mod, &modval)) { - printf(_("Invalid modifier element in key binding: %s\n"), mod.c_str()); - return false; - } - - begin = end + 1; - } - - // set the binding - b.modifiers = modval; - if (askey) { - KeySym sym = XStringToKeysym(const_cast<char *>(key.c_str())); - if (sym == NoSymbol) { - printf(_("Invalid Key name in key binding: %s\n"), key.c_str()); - return false; - } - if (!(b.key = XKeysymToKeycode(**otk::display, sym))) - printf(_("No valid keycode for Key in key binding: %s\n"), key.c_str()); - return b.key != 0; - } else { - return buttonvalue(key, &b.key); - } -} - -static void destroytree(KeyBindingTree *tree) -{ - while (tree) { - KeyBindingTree *c = tree->first_child; - delete tree; - tree = c; - } -} - -KeyBindingTree *Bindings::buildtree(const StringVect &keylist, - KeyCallback callback, void *data) const -{ - if (keylist.empty()) return 0; // nothing in the list.. return 0 - - KeyBindingTree *ret = 0, *p; - - StringVect::const_reverse_iterator it, end = keylist.rend(); - for (it = keylist.rbegin(); it != end; ++it) { - p = ret; - ret = new KeyBindingTree(); - if (!p) { - // this is the first built node, the bottom node of the tree - ret->chain = false; - ret->callbacks.push_back(KeyCallbackData(callback, data)); - } - ret->first_child = p; - if (!translate(*it, ret->binding)) { - destroytree(ret); - ret = 0; - break; - } - } - return ret; -} - - -Bindings::Bindings() - : _curpos(&_keytree), - _resetkey(0,0), - _timer((otk::Timer *) 0), - _keybgrab_callback(0, 0), - _grabbed(0) -{ - setResetKey("C-g"); // set the default reset key -} - - -Bindings::~Bindings() -{ - if (_timer) - delete _timer; - if (_grabbed) { - _grabbed = false; - XUngrabKeyboard(**otk::display, CurrentTime); - } - removeAllKeys(); - //removeAllButtons(); // this is done by each client as they are unmanaged - removeAllEvents(); -} - - -void Bindings::assimilate(KeyBindingTree *node) -{ - KeyBindingTree *a, *b, *tmp, *last; - - if (!_keytree.first_child) { - // there are no nodes at this level yet - _keytree.first_child = node; - } else { - a = _keytree.first_child; - last = a; - b = node; - while (a) { - last = a; - if (a->binding != b->binding) { - a = a->next_sibling; - } else { - tmp = b; - b = b->first_child; - delete tmp; - a = a->first_child; - } - } - if (last->binding != b->binding) - last->next_sibling = b; - else { - last->first_child = b->first_child; - delete b; - } - } -} - - -KeyBindingTree *Bindings::find(KeyBindingTree *search, - bool *conflict) const { - *conflict = false; - KeyBindingTree *a, *b; - a = _keytree.first_child; - b = search; - while (a && b) { - if (a->binding != b->binding) { - a = a->next_sibling; - } else { - if (a->chain == b->chain) { - if (!a->chain) { - // found it! (return the actual id, not the search's) - return a; - } - } else { - *conflict = true; - return 0; // the chain status' don't match (conflict!) - } - b = b->first_child; - a = a->first_child; - } - } - return 0; // it just isn't in here -} - - -bool Bindings::addKey(const StringVect &keylist, KeyCallback callback, - void *data) -{ - KeyBindingTree *tree, *t; - bool conflict; - - if (!(tree = buildtree(keylist, callback, data))) - return false; // invalid binding requested - - t = find(tree, &conflict); - if (conflict) { - // conflicts with another binding - destroytree(tree); - return false; - } - - if (t) { - // already bound to something - t->callbacks.push_back(KeyCallbackData(callback, data)); - destroytree(tree); - } else { - // grab the server here to make sure no key pressed go missed - otk::display->grab(); - grabKeys(false); - - // assimilate this built tree into the main tree - assimilate(tree); // assimilation destroys/uses the tree - - grabKeys(true); - otk::display->ungrab(); - } - - return true; -} - -/* -bool Bindings::removeKey(const StringVect &keylist, KeyCallback callback, void *data) -{ - assert(false); // XXX: function not implemented yet - - KeyBindingTree *tree; - bool conflict; - - if (!(tree = buildtree(keylist, 0))) - return false; // invalid binding requested - - KeyBindingTree *t = find(tree, &conflict); - if (t) { - KeyCallbackList::iterator it = std::find(t->callbacks.begin(), - t->callbacks.end(), - callback); - if (it != t->callbacks.end()) { - // grab the server here to make sure no key pressed go missed - otk::display->grab(); - grabKeys(false); - - _curpos = &_keytree; - - // XXX do shit here ... - Py_XDECREF(*it); - - grabKeys(true); - otk::display->ungrab(); - - return true; - } - } - return false; -} -*/ - -void Bindings::setResetKey(const std::string &key) -{ - Binding b(0, 0); - if (translate(key, b)) { - _resetkey.key = b.key; - _resetkey.modifiers = b.modifiers; - } -} - - -static void remove_branch(KeyBindingTree *first) -{ - KeyBindingTree *p = first; - - while (p) { - if (p->first_child) - remove_branch(p->first_child); - KeyBindingTree *s = p->next_sibling; - while(!p->callbacks.empty()) { - p->callbacks.pop_front(); - } - delete p; - p = s; - } -} - - -void Bindings::removeAllKeys() -{ - grabKeys(false); - if (_keytree.first_child) { - remove_branch(_keytree.first_child); - _keytree.first_child = 0; - } - grabKeys(true); -} - - -void Bindings::grabKeys(bool grab) -{ - for (int i = 0; i < ScreenCount(**otk::display); ++i) { - Screen *sc = openbox->screen(i); - if (!sc) continue; // not a managed screen - Window root = otk::display->screenInfo(i)->rootWindow(); - if (!grab) { - otk::display->ungrabAllKeys(root); - continue; - } - KeyBindingTree *p = _keytree.first_child; - while (p) { - otk::display->grabKey(p->binding.key, p->binding.modifiers, - root, false, GrabModeAsync, GrabModeSync, - false); - p = p->next_sibling; - } - } -} - - -bool Bindings::grabKeyboard(int screen, KeyCallback callback, void *data) -{ - assert(callback); - if (_keybgrab_callback.callback) return false; // already grabbed - - if (!openbox->screen(screen)) - return false; // the screen is not managed - - Window root = otk::display->screenInfo(screen)->rootWindow(); - if (XGrabKeyboard(**otk::display, root, false, GrabModeAsync, - GrabModeAsync, CurrentTime)) - return false; - _keybgrab_callback.callback = callback; - _keybgrab_callback.data = data; - return true; -} - - -void Bindings::ungrabKeyboard() -{ - if (!_keybgrab_callback.callback) return; // not grabbed - - _keybgrab_callback = KeyCallbackData(0, 0); - if (!_grabbed) /* don't release out from under keychains */ - XUngrabKeyboard(**otk::display, CurrentTime); - XUngrabPointer(**otk::display, CurrentTime); -} - - -bool Bindings::grabPointer(int screen) -{ - if (!openbox->screen(screen)) - return false; // the screen is not managed - - Window root = otk::display->screenInfo(screen)->rootWindow(); - XGrabPointer(**otk::display, root, false, 0, GrabModeAsync, - GrabModeAsync, None, None, CurrentTime); - return true; -} - - -void Bindings::ungrabPointer() -{ - XUngrabPointer(**otk::display, CurrentTime); -} - - -void Bindings::fireKey(int screen, unsigned int modifiers, unsigned int key, - Time time, KeyAction::KA action) -{ - if (_keybgrab_callback.callback) { - Client *c = openbox->focusedClient(); - KeyData data(screen, c, time, modifiers, key, action); - _keybgrab_callback.fire(&data); - } - - // KeyRelease events only occur during keyboard grabs - if (action == KeyAction::Release) return; - - if (key == _resetkey.key && modifiers == _resetkey.modifiers) { - resetChains(this); - XAllowEvents(**otk::display, AsyncKeyboard, CurrentTime); - } else { - KeyBindingTree *p = _curpos->first_child; - while (p) { - if (p->binding.key == key && p->binding.modifiers == modifiers) { - if (p->chain) { - if (_timer) - delete _timer; - _timer = new otk::Timer(5000, // 5 second timeout - (otk::Timer::TimeoutHandler)resetChains, - this); - if (!_grabbed && !_keybgrab_callback.callback) { - Window root = otk::display->screenInfo(screen)->rootWindow(); - //grab should never fail because we should have a sync grab at - //this point - XGrabKeyboard(**otk::display, root, 0, GrabModeAsync, - GrabModeSync, CurrentTime); - } - _grabbed = true; - _curpos = p; - XAllowEvents(**otk::display, AsyncKeyboard, CurrentTime); - } else { - Client *c = openbox->focusedClient(); - KeyData data(screen, c, time, modifiers, key, action); - KeyCallbackList::iterator it, end = p->callbacks.end(); - for (it = p->callbacks.begin(); it != end; ++it) - it->fire(&data); - XAllowEvents(**otk::display, AsyncKeyboard, CurrentTime); - resetChains(this); - } - break; - } - p = p->next_sibling; - } - } -} - -void Bindings::resetChains(Bindings *self) -{ - if (self->_timer) { - delete self->_timer; - self->_timer = (otk::Timer *) 0; - } - self->_curpos = &self->_keytree; - if (self->_grabbed) { - self->_grabbed = false; - if (!self->_keybgrab_callback.callback) - XUngrabKeyboard(**otk::display, CurrentTime); - } -} - - -bool Bindings::addButton(const std::string &but, MouseContext::MC context, - MouseAction::MA action, MouseCallback callback, - void *data) -{ - assert(context >= 0 && context < MouseContext::NUM_MOUSE_CONTEXT); - assert(action >= 0 && action < MouseAction::NUM_MOUSE_ACTION); - - Binding b(0,0); - if (!translate(but, b, false)) - return false; - - ButtonBindingList::iterator it, end = _buttons[context].end(); - - // look for a duplicate binding - for (it = _buttons[context].begin(); it != end; ++it) - if ((*it)->binding.key == b.key && - (*it)->binding.modifiers == b.modifiers) { - break; - } - - ButtonBinding *bind; - - // the binding didnt exist yet, add it - if (it == end) { - bind = new ButtonBinding(); - bind->binding.key = b.key; - bind->binding.modifiers = b.modifiers; - _buttons[context].push_back(bind); - // grab the button on all clients - for (int sn = 0; sn < ScreenCount(**otk::display); ++sn) { - Screen *s = openbox->screen(sn); - if (!s) continue; // not managed - Client::List::iterator c_it, c_end = s->clients.end(); - for (c_it = s->clients.begin(); c_it != c_end; ++c_it) { - grabButton(true, bind->binding, context, *c_it); - } - } - } else - bind = *it; - bind->callbacks[action].push_back(MouseCallbackData(callback, data)); - return true; -} - -void Bindings::removeAllButtons() -{ - for (int i = 0; i < MouseContext::NUM_MOUSE_CONTEXT; ++i) { - ButtonBindingList::iterator it, end = _buttons[i].end(); - for (it = _buttons[i].begin(); it != end; ++it) { - for (int a = 0; a < MouseAction::NUM_MOUSE_ACTION; ++a) { - while (!(*it)->callbacks[a].empty()) { - (*it)->callbacks[a].pop_front(); - } - } - // ungrab the button on all clients - for (int sn = 0; sn < ScreenCount(**otk::display); ++sn) { - Screen *s = openbox->screen(sn); - if (!s) continue; // not managed - Client::List::iterator c_it, c_end = s->clients.end(); - for (c_it = s->clients.begin(); c_it != c_end; ++c_it) { - grabButton(false, (*it)->binding, (MouseContext::MC)i, *c_it); - } - } - } - } -} - -void Bindings::grabButton(bool grab, const Binding &b, - MouseContext::MC context, Client *client) -{ - Window win; - int mode = GrabModeAsync; - unsigned int mask; - switch(context) { - case MouseContext::Frame: - win = client->frame->window(); - mask = ButtonPressMask | ButtonMotionMask | ButtonReleaseMask; - break; - case MouseContext::Window: - win = client->frame->plate(); - mode = GrabModeSync; // this is handled in fireButton - mask = ButtonPressMask; // can't catch more than this with Sync mode - // the release event is manufactured by the - // master buttonPressHandler - break; - default: - // any other elements already get button events, don't grab on them - return; - } - if (grab) - otk::display->grabButton(b.key, b.modifiers, win, false, mask, mode, - GrabModeAsync, None, None, false); - else - otk::display->ungrabButton(b.key, b.modifiers, win); -} - -void Bindings::grabButtons(bool grab, Client *client) -{ - for (int i = 0; i < MouseContext::NUM_MOUSE_CONTEXT; ++i) { - ButtonBindingList::iterator it, end = _buttons[i].end(); - for (it = _buttons[i].begin(); it != end; ++it) - grabButton(grab, (*it)->binding, (MouseContext::MC)i, client); - } -} - -void Bindings::fireButton(MouseData *data) -{ - if (data->context == MouseContext::Window) { - // Replay the event, so it goes to the client - XAllowEvents(**otk::display, ReplayPointer, data->time); - } - - ButtonBindingList::iterator it, end = _buttons[data->context].end(); - for (it = _buttons[data->context].begin(); it != end; ++it) - if ((*it)->binding.key == data->button && - (*it)->binding.modifiers == data->state) { - MouseCallbackList::iterator c_it, - c_end = (*it)->callbacks[data->action].end(); - for (c_it = (*it)->callbacks[data->action].begin(); - c_it != c_end; ++c_it) - c_it->fire(data); - } -} - - -bool Bindings::addEvent(EventAction::EA action, EventCallback callback, - void *data) -{ - if (action < 0 || action >= EventAction::NUM_EVENT_ACTION) { - return false; - } -#ifdef XKB - if (action == EventAction::Bell && _eventlist[action].empty()) - XkbSelectEvents(**otk::display, XkbUseCoreKbd, - XkbBellNotifyMask, XkbBellNotifyMask); -#endif // XKB - _eventlist[action].push_back(EventCallbackData(callback, data)); - return true; -} - -bool Bindings::removeEvent(EventAction::EA action, EventCallback callback, - void *data) -{ - if (action < 0 || action >= EventAction::NUM_EVENT_ACTION) { - return false; - } - - EventCallbackList::iterator it = std::find(_eventlist[action].begin(), - _eventlist[action].end(), - EventCallbackData(callback, - data)); - if (it != _eventlist[action].end()) { - _eventlist[action].erase(it); -#ifdef XKB - if (action == EventAction::Bell && _eventlist[action].empty()) - XkbSelectEvents(**otk::display, XkbUseCoreKbd, - XkbBellNotifyMask, 0); -#endif // XKB - return true; - } - return false; -} - -void Bindings::removeAllEvents() -{ - for (int i = 0; i < EventAction::NUM_EVENT_ACTION; ++i) { - while (!_eventlist[i].empty()) { - _eventlist[i].pop_front(); - } - } -} - -void Bindings::fireEvent(EventData *data) -{ - EventCallbackList::iterator c_it, c_end = _eventlist[data->action].end(); - for (c_it = _eventlist[data->action].begin(); c_it != c_end; ++c_it) - c_it->fire(data); -} - -} |