X-Git-Url: https://git.brokenzipper.com/gitweb?a=blobdiff_plain;f=src%2Fbindings.cc;h=7c13ca64f9eba8e3290817a14eb9b7f51e8a7726;hb=7a95b5a949e590745a5a9a878e1386e7bd7d1b72;hp=606eff322e9b515eedf7af7cd9347f33d0e25958;hpb=3661e55fba3b5f3be246b3f65d650460282018ac;p=chaz%2Fopenbox

diff --git a/src/bindings.cc b/src/bindings.cc
index 606eff32..7c13ca64 100644
--- a/src/bindings.cc
+++ b/src/bindings.cc
@@ -5,6 +5,11 @@
 #endif
 
 #include "bindings.hh"
+#include "screen.hh"
+#include "openbox.hh"
+#include "client.hh"
+#include "frame.hh"
+#include "python.hh"
 #include "otk/display.hh"
 
 extern "C" {
@@ -16,160 +21,160 @@ extern "C" {
 
 namespace ob {
 
-#include <stdio.h>
-static void print_branch(BindingTree *first, std::string str)
+static bool buttonvalue(const std::string &button, unsigned int *val)
 {
-  BindingTree *p = first;
-  
-  while (p) {
-    if (p->first_child)
-      print_branch(p->first_child, str + " " + p->text);
-    if (!p->chain)
-      printf("%d%s\n", p->id, (str + " " + p->text).c_str());
-    BindingTree *s = p->next_sibling;
-    delete p;
-    p = s;
-  }
+  if (button == "1" || button == "Button1") {
+    *val |= Button1;
+  } else if (button == "2" || button == "Button2") {
+    *val |= Button2;
+  } else if (button == "3" || button == "Button3") {
+    *val |= Button3;
+  } else if (button == "4" || button == "Button4") {
+    *val |= Button4;
+  } else if (button == "5" || button == "Button5") {
+    *val |= Button5;
+  } else
+    return false;
+  return true;
 }
 
-
-void OBBindings::display()
+static bool modvalue(const std::string &mod, unsigned int *val)
 {
-  if (_tree.first_child)
-    print_branch(_tree.first_child, "");
+  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 OBBindings::translate(const std::string &str, Binding &b)
+bool OBBindings::translate(const std::string &str, Binding &b,bool askey) const
 {
-  unsigned int mods = 0;
-  std::string modstring;
-  
   // 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);
 
-  // XXX: get some modifiers up in the hizzie
   // 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);
-    modstring += mod;
-
-    if (mod == "C") {           // control
-      mods |= ControlMask;
-    } else if (mod == "S") {    // shift
-      mods |= ShiftMask;
-    } else if (mod == "A" ||    // alt/mod1
-               mod == "M" ||
-               mod == "M1" ||
-               mod == "Mod1") {
-      mods |= Mod1Mask;
-    } else if (mod == "M2" ||   // mod2
-               mod == "Mod2") {
-      mods |= Mod2Mask;
-    } else if (mod == "M3" ||   // mod3
-               mod == "Mod3") {
-      mods |= Mod3Mask;
-    } else if (mod == "W" ||    // windows/mod4
-               mod == "M4" ||
-               mod == "Mod4") {
-      mods |= Mod4Mask;
-    } else if (mod == "M5" ||   // mod5
-               mod == "Mod5") {
-      mods |= Mod5Mask;
-    } else {                    // invalid
+    if (!modvalue(mod, &modval)) {
       printf(_("Invalid modifier element in key binding: %s\n"), mod.c_str());
       return false;
     }
+    
     begin = end + 1;
   }
-  
-  printf("got modifier: %s\n", modstring.c_str());
-    
-  KeySym sym = XStringToKeysym(const_cast<char *>(key.c_str()));
-  if (sym == NoSymbol) return false;
-  b.modifiers = mods;
-  b.key = XKeysymToKeycode(otk::OBDisplay::display, sym);
-  return b.key != 0;
-}
 
-BindingTree *OBBindings::buildtree(const StringVect &keylist, int id)
-{
-  if (keylist.empty()) return 0; // nothing in the list.. return 0
-
-  BindingTree *ret = new BindingTree(id), *p = 0;
-
-  StringVect::const_iterator it, end = keylist.end();
-  for (it = keylist.begin(); it != end; ++it) {
-    if (p)
-      p = p->first_child = new BindingTree(id);
-    else
-      p = ret; // the first node
-    
-    if (!translate(*it, p->binding))
-      break;
-    p->text = *it;
-  }
-  if (it != end) {
-    // build failed.. clean up and return 0
-    p = ret;
-    while (p->first_child) {
-      BindingTree *c = p->first_child;
-      delete p;
-      p = c;      
+  // 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;
     }
-    delete p;
-    return 0;
+    if (!(b.key = XKeysymToKeycode(otk::OBDisplay::display, sym)))
+      printf(_("No valid keycode for Key in key binding: %s\n"), key.c_str());
+    return b.key != 0;
   } else {
-    // set the proper chain status on the last node
-    p->chain = false;
+    return buttonvalue(key, &b.key);
   }
-
-  printf("BUILDING:\n");
-  print_branch(ret, "");
-  
-  // successfully built a tree
-  return ret;
 }
 
-static void destroytree(BindingTree *tree)
+static void destroytree(KeyBindingTree *tree)
 {
   while (tree) {
-    BindingTree *c = tree->first_child;
+    KeyBindingTree *c = tree->first_child;
     delete tree;
     tree = c;
   }
 }
 
+KeyBindingTree *OBBindings::buildtree(const StringVect &keylist,
+                                      PyObject *callback) 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(callback);
+    }
+    ret->first_child = p;
+    if (!translate(*it, ret->binding)) {
+      destroytree(ret);
+      ret = 0;
+      break;
+    }
+  }
+  return ret;
+}
+
+
 OBBindings::OBBindings()
+  : _curpos(&_keytree),
+    _resetkey(0,0),
+    _timer(Openbox::instance->timerManager(),
+           (otk::OBTimeoutHandler)resetChains, this)
 {
+  _timer.setTimeout(5000); // chains reset after 5 seconds
+  
+//  setResetKey("C-g"); // set the default reset key
 }
 
 
 OBBindings::~OBBindings()
 {
-  remove_all();
+  grabKeys(false);
+  removeAllKeys();
+  removeAllButtons();
+  removeAllEvents();
 }
 
 
-void OBBindings::assimilate(BindingTree *node)
+void OBBindings::assimilate(KeyBindingTree *node)
 {
-  BindingTree *a, *b, *tmp, *last;
+  KeyBindingTree *a, *b, *tmp, *last;
 
-  if (!_tree.first_child) {
+  if (!_keytree.first_child) {
     // there are no nodes at this level yet
-    _tree.first_child = node;
-    return;
+    _keytree.first_child = node;
   } else {
-    a = _tree.first_child;
+    a = _keytree.first_child;
     last = a;
     b = node;
-    while (a->first_child) {
+    while (a) {
       last = a;
       if (a->binding != b->binding) {
         a = a->next_sibling;
@@ -180,124 +185,407 @@ void OBBindings::assimilate(BindingTree *node)
         a = a->first_child;
       }
     }
-    last->first_child = b->first_child;
-    delete b;
+    if (last->binding != b->binding)
+      last->next_sibling = b;
+    else {
+      last->first_child = b->first_child;
+      delete b;
+    }
   }
 }
 
 
-int OBBindings::find(BindingTree *search) {
-  BindingTree *a, *b;
-  a = _tree.first_child;
+KeyBindingTree *OBBindings::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)
-	  return a->id; // found it! (return the actual id, not the search's)
-      } else
-	  return -2; // the chain status' don't match (conflict!)
+	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 -1; // it just isn't in here
+  return 0; // it just isn't in here
 }
 
-/*
-static int find(BindingTree *parent, BindingTree *node) {
-  BindingTree *p, *lastsib, *nextparent, *nextnode = node->first_child;
-
-  if (!parent->first_child)
-    return -1;
-
-  p = parent->first_child;
-  while (p) {
-    if (node->binding == p->binding) {
-      if (node->chain == p->chain) {
-	if (!node->chain) {
-	  return p->id; // found it! (return the actual id, not the search's)
-	} else {
-	  break; // go on to the next child in the chain
-	}
-      } else {
-	return -2; // the chain status' don't match (conflict!)
-      }
-    }
-    p = p->next_sibling;
-  }
-  if (!p) return -1; // doesn't exist
 
-  if (node->chain) {
-    assert(node->first_child);
-    return find(p, node->first_child);
-  } else
-    return -1; // it just isnt in here
-}
-*/
-
-bool OBBindings::add(const StringVect &keylist, int id)
+bool OBBindings::addKey(const StringVect &keylist, PyObject *callback)
 {
-  BindingTree *tree;
+  KeyBindingTree *tree, *t;
+  bool conflict;
 
-  if (!(tree = buildtree(keylist, id)))
+  if (!(tree = buildtree(keylist, callback)))
     return false; // invalid binding requested
 
-  if (find(tree) < -1) {
+  t = find(tree, &conflict);
+  if (conflict) {
     // conflicts with another binding
     destroytree(tree);
     return false;
   }
 
-  // assimilate this built tree into the main tree
-  assimilate(tree); // assimilation destroys/uses the tree
+  if (t) {
+    // already bound to something
+    // XXX: look if callback is already bound to this key?
+    t->callbacks.push_back(callback);
+    destroytree(tree);
+  } else {
+    // grab the server here to make sure no key pressed go missed
+    otk::OBDisplay::grab();
+    grabKeys(false);
+
+    // assimilate this built tree into the main tree
+    assimilate(tree); // assimilation destroys/uses the tree
+
+    grabKeys(true); 
+    otk::OBDisplay::ungrab();
+  }
+ 
+  Py_INCREF(callback);
+
   return true;
 }
 
 
-int OBBindings::find(const StringVect &keylist)
+bool OBBindings::removeKey(const StringVect &keylist, PyObject *callback)
 {
-  BindingTree *tree;
-  bool ret;
+  assert(false); // XXX: function not implemented yet
+
+  KeyBindingTree *tree;
+  bool conflict;
 
   if (!(tree = buildtree(keylist, 0)))
     return false; // invalid binding requested
 
-  ret = find(tree) >= 0;
-
-  destroytree(tree);
-
-  return ret;
+  KeyBindingTree *t = find(tree, &conflict);
+  if (t) {
+    CallbackList::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::OBDisplay::grab();
+      grabKeys(false);
+      
+      _curpos = &_keytree;
+      
+      // XXX do shit here ...
+      Py_XDECREF(*it);
+      
+      grabKeys(true);
+      otk::OBDisplay::ungrab();
+      
+      return true;
+    }
+  }
+  return false;
 }
 
 
-int OBBindings::remove(const StringVect &keylist)
+void OBBindings::setResetKey(const std::string &key)
 {
-  (void)keylist;
-  assert(false); // XXX: function not implemented yet
+  Binding b(0, 0);
+  if (translate(key, b)) {
+    // grab the server here to make sure no key pressed go missed
+    otk::OBDisplay::grab();
+    grabKeys(false);
+    _resetkey.key = b.key;
+    _resetkey.modifiers = b.modifiers;
+    grabKeys(true);
+    otk::OBDisplay::ungrab();
+  }
 }
 
 
-static void remove_branch(BindingTree *first)
+static void remove_branch(KeyBindingTree *first)
 {
-  BindingTree *p = first;
+  KeyBindingTree *p = first;
 
   while (p) {
     if (p->first_child)
       remove_branch(p->first_child);
-    BindingTree *s = p->next_sibling;
+    KeyBindingTree *s = p->next_sibling;
+    while(!p->callbacks.empty()) {
+      Py_XDECREF(p->callbacks.front());
+      p->callbacks.pop_front();
+    }
     delete p;
     p = s;
   }
 }
 
 
-void OBBindings::remove_all()
+void OBBindings::removeAllKeys()
+{
+  grabKeys(false);
+  if (_keytree.first_child) {
+    remove_branch(_keytree.first_child);
+    _keytree.first_child = 0;
+  }
+  grabKeys(true);
+}
+
+
+void OBBindings::grabKeys(bool grab)
+{
+  for (int i = 0; i < Openbox::instance->screenCount(); ++i) {
+    Window root = otk::OBDisplay::screenInfo(i)->rootWindow();
+
+    KeyBindingTree *p = _curpos->first_child;
+    while (p) {
+      if (grab) {
+        otk::OBDisplay::grabKey(p->binding.key, p->binding.modifiers,
+                                root, false, GrabModeAsync, GrabModeAsync,
+                                false);
+      }
+      else
+        otk::OBDisplay::ungrabKey(p->binding.key, p->binding.modifiers,
+                                  root);
+      p = p->next_sibling;
+    }
+
+    if (_resetkey.key)
+      if (grab)
+        otk::OBDisplay::grabKey(_resetkey.key, _resetkey.modifiers,
+                                root, false, GrabModeAsync, GrabModeAsync,
+                                false);
+      else
+        otk::OBDisplay::ungrabKey(_resetkey.key, _resetkey.modifiers,
+                                  root);
+  }
+}
+
+
+void OBBindings::fireKey(int screen, unsigned int modifiers, unsigned int key,
+                         Time time)
+{
+  if (key == _resetkey.key && modifiers == _resetkey.modifiers) {
+    resetChains(this);
+  } else {
+    KeyBindingTree *p = _curpos->first_child;
+    while (p) {
+      if (p->binding.key == key && p->binding.modifiers == modifiers) {
+        if (p->chain) {
+          _timer.start(); // start/restart the timer
+          // grab the server here to make sure no key pressed go missed
+          otk::OBDisplay::grab();
+          grabKeys(false);
+          _curpos = p;
+          grabKeys(true);
+          otk::OBDisplay::ungrab();
+        } else {
+          OBClient *c = Openbox::instance->focusedClient();
+          KeyData data(screen, c, time, modifiers, key);
+          CallbackList::iterator it, end = p->callbacks.end();
+          for (it = p->callbacks.begin(); it != end; ++it)
+            python_callback(*it, &data);
+          resetChains(this);
+        }
+        break;
+      }
+      p = p->next_sibling;
+    }
+  }
+}
+
+void OBBindings::resetChains(OBBindings *self)
+{
+  self->_timer.stop();
+  // grab the server here to make sure no key pressed go missed
+  otk::OBDisplay::grab();
+  self->grabKeys(false);
+  self->_curpos = &self->_keytree;
+  self->grabKeys(true);
+  otk::OBDisplay::ungrab();
+}
+
+
+bool OBBindings::addButton(const std::string &but, MouseContext context,
+                           MouseAction action, PyObject *callback)
+{
+  assert(context >= 0 && context < NUM_MOUSE_CONTEXT);
+  
+  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 < Openbox::instance->screenCount(); ++sn) {
+      OBScreen *s = Openbox::instance->screen(sn);
+      OBClient::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(callback);
+  Py_INCREF(callback);
+  return true;
+}
+
+void OBBindings::removeAllButtons()
+{
+  for (int i = i; i < NUM_MOUSE_CONTEXT; ++i) {
+    ButtonBindingList::iterator it, end = _buttons[i].end();
+    for (it = _buttons[i].begin(); it != end; ++it) {
+      for (int a = 0; a < NUM_MOUSE_ACTION; ++a) {
+        while (!(*it)->callbacks[a].empty()) {
+          Py_XDECREF((*it)->callbacks[a].front());
+          (*it)->callbacks[a].pop_front();
+        }
+      }
+      // ungrab the button on all clients
+      for (int sn = 0; sn < Openbox::instance->screenCount(); ++sn) {
+        OBScreen *s = Openbox::instance->screen(sn);
+        OBClient::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)i, *c_it);
+        }
+      }
+    }
+  }
+}
+
+void OBBindings::grabButton(bool grab, const Binding &b, MouseContext context,
+                            OBClient *client)
+{
+  Window win;
+  int mode = GrabModeAsync;
+  unsigned int mask;
+  switch(context) {
+  case MC_Frame:
+    win = client->frame->window();
+    mask = ButtonPressMask | ButtonMotionMask | ButtonReleaseMask;
+    break;
+  case MC_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::OBDisplay::grabButton(b.key, b.modifiers, win, false, mask, mode,
+                               GrabModeAsync, None, None, false);
+  else
+    otk::OBDisplay::ungrabButton(b.key, b.modifiers, win);
+}
+
+void OBBindings::grabButtons(bool grab, OBClient *client)
+{
+  for (int i = 0; i < NUM_MOUSE_CONTEXT; ++i) {
+    ButtonBindingList::iterator it, end = _buttons[i].end();
+    for (it = _buttons[i].begin(); it != end; ++it)
+      grabButton(grab, (*it)->binding, (MouseContext)i, client);
+  }
+}
+
+void OBBindings::fireButton(MouseData *data)
+{
+  if (data->context == MC_Window) {
+    // Replay the event, so it goes to the client, and ungrab the device.
+    XAllowEvents(otk::OBDisplay::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) {
+      CallbackList::iterator c_it,c_end = (*it)->callbacks[data->action].end();
+      for (c_it = (*it)->callbacks[data->action].begin();
+           c_it != c_end; ++c_it)
+        python_callback(*c_it, data);
+    }
+}
+
+
+bool OBBindings::addEvent(EventAction action, PyObject *callback)
+{
+  if (action < 0 || action >= NUM_EVENTS) {
+    return false;
+  }
+#ifdef    XKB
+  if (action == EventBell && _eventlist[action].empty())
+    XkbSelectEvents(otk::OBDisplay::display, XkbUseCoreKbd,
+                    XkbBellNotifyMask, XkbBellNotifyMask);
+#endif // XKB
+  _eventlist[action].push_back(callback);
+  Py_INCREF(callback);
+  return true;
+}
+
+bool OBBindings::removeEvent(EventAction action, PyObject *callback)
+{
+  if (action < 0 || action >= NUM_EVENTS) {
+    return false;
+  }
+  
+  CallbackList::iterator it = std::find(_eventlist[action].begin(),
+                                        _eventlist[action].end(),
+                                        callback);
+  if (it != _eventlist[action].end()) {
+    Py_XDECREF(*it);
+    _eventlist[action].erase(it);
+#ifdef    XKB
+    if (action == EventBell && _eventlist[action].empty())
+      XkbSelectEvents(otk::OBDisplay::display, XkbUseCoreKbd,
+                      XkbBellNotifyMask, 0);
+#endif // XKB
+    return true;
+  }
+  return false;
+}
+
+void OBBindings::removeAllEvents()
+{
+  for (int i = 0; i < NUM_EVENTS; ++i) {
+    while (!_eventlist[i].empty()) {
+      Py_XDECREF(_eventlist[i].front());
+      _eventlist[i].pop_front();
+    }
+  }
+}
+
+void OBBindings::fireEvent(EventData *data)
 {
-  if (_tree.first_child)
-    remove_branch(_tree.first_child);
+  CallbackList::iterator c_it, c_end = _eventlist[data->action].end();
+  for (c_it = _eventlist[data->action].begin(); c_it != c_end; ++c_it)
+    python_callback(*c_it, data);
 }
 
 }