X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2Fbindings.cc;h=e6f98f79688fcdbfe5cef113e629abce5ae3142a;hb=216a04bdd057c03a719a0908cd003503b4f73fdb;hp=999b4ad801f47a48db5f9042de05662929fdb66d;hpb=4e047f8b1ca2f46a354aca7615cf89d79e0182e2;p=chaz%2Fopenbox

diff --git a/src/bindings.cc b/src/bindings.cc
index 999b4ad8..e6f98f79 100644
--- a/src/bindings.cc
+++ b/src/bindings.cc
@@ -1,10 +1,12 @@
 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
 
-#ifdef HAVE_CONFIG_H
-# include "../config.h"
-#endif
+#include "config.h"
 
 #include "bindings.hh"
+#include "screen.hh"
+#include "openbox.hh"
+#include "client.hh"
+#include "frame.hh"
 #include "otk/display.hh"
 
 extern "C" {
@@ -14,30 +16,33 @@ extern "C" {
 #define _(str) gettext(str)
 }
 
+#include <cstdlib>
+#include <algorithm>
+
 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());
-    p = p->next_sibling;
+  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;
 }
 
-
-void OBBindings::display()
-{
-  if (_tree.first_child)
-    print_branch(_tree.first_child, "");
-}
-
-
 static bool modvalue(const std::string &mod, unsigned int *val)
 {
   if (mod == "C") {           // control
@@ -46,21 +51,21 @@ static bool modvalue(const std::string &mod, unsigned int *val)
     *val |= ShiftMask;
   } else if (mod == "A" ||    // alt/mod1
              mod == "M" ||
-             mod == "M1" ||
-             mod == "Mod1") {
+             mod == "Mod1" ||
+             mod == "M1") {
     *val |= Mod1Mask;
-  } else if (mod == "M2" ||   // mod2
-             mod == "Mod2") {
+  } else if (mod == "Mod2" ||   // mod2
+             mod == "M2") {
     *val |= Mod2Mask;
-  } else if (mod == "M3" ||   // mod3
-             mod == "Mod3") {
+  } else if (mod == "Mod3" ||   // mod3
+             mod == "M3") {
     *val |= Mod3Mask;
   } else if (mod == "W" ||    // windows/mod4
-             mod == "M4" ||
-             mod == "Mod4") {
+             mod == "Mod4" ||
+             mod == "M4") {
     *val |= Mod4Mask;
-  } else if (mod == "M5" ||   // mod5
-             mod == "Mod5") {
+  } else if (mod == "Mod5" ||   // mod5
+             mod == "M5") {
     *val |= Mod5Mask;
   } else {                    // invalid
     return false;
@@ -68,7 +73,7 @@ static bool modvalue(const std::string &mod, unsigned int *val)
   return true;
 }
 
-bool OBBindings::translate(const std::string &str, Binding &b)
+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('-');
@@ -91,66 +96,91 @@ bool OBBindings::translate(const std::string &str, Binding &b)
   }
 
   // set the binding
-  KeySym sym = XStringToKeysym(const_cast<char *>(key.c_str()));
-  if (sym == NoSymbol) return false;
   b.modifiers = modval;
-  b.key = XKeysymToKeycode(otk::OBDisplay::display, sym);
-  return b.key != 0;
+  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(BindingTree *tree)
+static void destroytree(KeyBindingTree *tree)
 {
   while (tree) {
-    BindingTree *c = tree->first_child;
+    KeyBindingTree *c = tree->first_child;
     delete tree;
     tree = c;
   }
 }
 
-BindingTree *OBBindings::buildtree(const StringVect &keylist, int id)
+KeyBindingTree *Bindings::buildtree(const StringVect &keylist,
+                                    KeyCallback callback, void *data) const
 {
   if (keylist.empty()) return 0; // nothing in the list.. return 0
 
-  BindingTree *ret = 0, *p;
+  KeyBindingTree *ret = 0, *p;
 
   StringVect::const_reverse_iterator it, end = keylist.rend();
   for (it = keylist.rbegin(); it != end; ++it) {
     p = ret;
-    ret = new BindingTree(id);
-    if (!p) ret->chain = false;
+    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;
     }
-    ret->text = *it; // XXX: rm me
   }
   return ret;
 }
 
 
-OBBindings::OBBindings()
+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
 }
 
 
-OBBindings::~OBBindings()
+Bindings::~Bindings()
 {
-  remove_all();
+  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 OBBindings::assimilate(BindingTree *node)
+void Bindings::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) {
@@ -166,125 +196,460 @@ void OBBindings::assimilate(BindingTree *node)
     }
     if (last->binding != b->binding)
       last->next_sibling = b;
-    else
+    else {
       last->first_child = b->first_child;
-    delete b;
+      delete b;
+    }
   }
 }
 
 
-int OBBindings::find(BindingTree *search) {
-  BindingTree *a, *b;
-  a = _tree.first_child;
+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)
-	  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
+}
+
+
+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;
 }
 
 /*
-static int find(BindingTree *parent, BindingTree *node) {
-  BindingTree *p, *lastsib, *nextparent, *nextnode = node->first_child;
+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;
+}
+*/
 
-  if (!parent->first_child)
-    return -1;
+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;
 
-  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!)
-      }
+    if (p->first_child)
+      remove_branch(p->first_child);
+    KeyBindingTree *s = p->next_sibling;
+    while(!p->callbacks.empty()) {
+      p->callbacks.pop_front();
     }
-    p = p->next_sibling;
+    delete p;
+    p = s;
   }
-  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
+
+void Bindings::removeAllKeys()
+{
+  grabKeys(false);
+  if (_keytree.first_child) {
+    remove_branch(_keytree.first_child);
+    _keytree.first_child = 0;
+  }
+  grabKeys(true);
 }
-*/
 
-bool OBBindings::add(const StringVect &keylist, int id)
+
+void Bindings::grabKeys(bool grab)
 {
-  BindingTree *tree;
+  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;
+    }
+  }
+}
 
-  if (!(tree = buildtree(keylist, id)))
-    return false; // invalid binding requested
 
-  if (find(tree) < -1) {
-    // conflicts with another binding
-    destroytree(tree);
+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);
+}
 
-  // assimilate this built tree into the main tree
-  assimilate(tree); // assimilation destroys/uses the tree
+
+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;
 }
 
 
-int OBBindings::find(const StringVect &keylist)
+void Bindings::ungrabPointer()
 {
-  BindingTree *tree;
-  bool ret;
+  XUngrabPointer(**otk::display, CurrentTime);
+}
 
-  if (!(tree = buildtree(keylist, 0)))
-    return false; // invalid binding requested
 
-  ret = find(tree) >= 0;
+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);
+  }
 
-  destroytree(tree);
+  // 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;
+    }
+  }
+}
 
-  return ret;
+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);
+  }
 }
 
 
-int OBBindings::remove(const StringVect &keylist)
+bool Bindings::addButton(const std::string &but, MouseContext::MC context,
+                         MouseAction::MA action, MouseCallback callback,
+                         void *data)
 {
-  (void)keylist;
-  assert(false); // XXX: function not implemented yet
+  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);
+        }
+      }
+    }
+  }
+}
 
-static void remove_branch(BindingTree *first)
+void Bindings::grabButton(bool grab, const Binding &b,
+                          MouseContext::MC context, Client *client)
 {
-  BindingTree *p = first;
+  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);
+}
 
-  while (p) {
-    if (p->first_child)
-      remove_branch(p->first_child);
-    BindingTree *s = p->next_sibling;
-    delete p;
-    p = s;
+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 OBBindings::remove_all()
+void Bindings::fireEvent(EventData *data)
 {
-  if (_tree.first_child)
-    remove_branch(_tree.first_child);
+  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);
 }
 
 }