Changeset 7903 in orxonox.OLD for branches/gui/src/lib/event

Timestamp:

May 27, 2006, 2:18:55 PM (18 years ago)

Author:

bensch

Message:

gui: EventDispacher much better

Location:

branches/gui/src/lib/event

Files:

• event_def.h (modified) (1 diff)
• event_handler.cc (modified) (4 diffs)
• event_handler.h (modified) (1 diff)

branches/gui/src/lib/event/event_def.h

@@ -30 +30 @@
   EV_VIDEO_RESIZE,
 
+  EV_LEAVE_STATE,
   EV_MAIN_QUIT,
 

branches/gui/src/lib/event/event_handler.cc

@@ -93 +93 @@
 void EventHandler::setState(elState state)
 {
+  if (state == this->state)
+    return;
+
   /// When Changing the State, all the keys will be released.
   /// This is done by sending each eventListener, that still
@@ -107 +110 @@
       if (unlikely(this->bUNICODE[this->state]))
         ev.x = i;
-      this->dispachEvent( ev );
-    }
-  }
-
+      this->dispachEvent(this->state, ev );
+    }
+  }
+
+  // switching to the new State.
+  elState oldState = this->state;
   this->state = state;
+
+  // in the End the Corresponding handler will be notified.
+  Event stateSwitchEvent;
+  stateSwitchEvent.type = EV_LEAVE_STATE;
+  this->dispachEvent(oldState, stateSwitchEvent);
+
   SDL_EnableUNICODE(this->bUNICODE[state]);
 };
@@ -388 +399 @@
         break;
     }
-    this->dispachEvent(ev);
+    this->dispachEvent(this->state, ev);
   }
 }
@@ -397 +408 @@
  * @param event the Event to dispach.
  */
-void EventHandler::dispachEvent(const Event& event) const
+void EventHandler::dispachEvent(elState state, const Event& event) const
 {
   /* small debug routine: shows all events dispatched by the event handler */
   PRINT(4)("\n==========================| EventHandler::process () |===\n");
-  PRINT(4)("=  Got Event nr %i, for state %i\n", event.type, this->state);
+  PRINT(4)("=  Got Event nr %i, for state %i\n", event.type, state);
 
   /// setting a temporary state in case of an EventListener's process changes the state.
-  elState currentState = this->state;
-  for (unsigned int i = 0; i < this->listeners[currentState][event.type].size(); i++)
+  for (unsigned int i = 0; i < this->listeners[state][event.type].size(); i++)
   {
     PRINT(4)("=  Event dispatcher msg: This event has been consumed\n");
-    PRINT(4)("=  Got Event nr %i, for state %i %s::%s\n", event.type, currentState, this->listeners[this->state][event.type][i]->getClassName(), this->listeners[currentState][event.type][i]->getName());
+    PRINT(4)("=  Got Event nr %i, for state %i %s::%s\n", event.type, state, this->listeners[state][event.type][i]->getClassName(), this->listeners[state][event.type][i]->getName());
     PRINT(4)("=======================================================\n");
-    this->listeners[currentState][event.type][i]->process(event);
+    this->listeners[state][event.type][i]->process(event);
   }
   /*    else

branches/gui/src/lib/event/event_handler.h

@@ -47 +47 @@
 
   void process() const;
-  void dispachEvent(const Event& event) const;
+  void dispachEvent(elState state, const Event& event) const;
 
   static int eventFilter(const SDL_Event *event);