Fixed event queue in FApplication

ChangeLog

@@ -1,3 +1,6 @@
+2020-05-21  Markus Gans  <guru.mail@muenster.de>
+	* Fixed the event queue in FApplication
+
 2020-05-16  Markus Gans  <guru.mail@muenster.de>
 	* More direct access to the static FTerm functions
 

examples/event-log.cpp

@@ -115,9 +115,6 @@ finalcut::FString EventDialog::getMouseButtonName (int btn_state)
 
     case finalcut::fc::MiddleButton:
       return "middle";
-
-    default:
-      return "unknown";
   }
 
   return "unknown";

src/fapplication.cpp

@@ -100,6 +100,9 @@ FApplication::FApplication ( const int& _argc
 FApplication::~FApplication()  // destructor
 {
   app_object = nullptr;
+
+  if ( eventInQueue() )
+    event_queue.clear();
 }
 
 
@@ -111,15 +114,15 @@ FApplication* FApplication::getApplicationObject()
 }
 
 //----------------------------------------------------------------------
-std::shared_ptr<FLog>& FApplication::getLog()
+FApplication::FLogPtr& FApplication::getLog()
 {
   // Global logger object
-  static std::shared_ptr<FLog> logger = std::make_shared<FLogger>();
+  static FLogPtr logger(std::make_shared<FLogger>());
   return logger;
 }
 
 //----------------------------------------------------------------------
-void FApplication::setLog (const std::shared_ptr<FLog>& logger)
+void FApplication::setLog (const FLogPtr& logger)
 {
   getLog() = logger;
 }
@@ -183,25 +186,27 @@ void FApplication::quit()
 //----------------------------------------------------------------------
 bool FApplication::sendEvent (FObject* receiver, FEvent* event )
 {
-  if ( quit_now || app_exit_loop || ! receiver )
+  if ( quit_now || app_exit_loop || ! (bool(receiver) && bool(event)) )
     return false;
 
   if ( ! isEventProcessable (receiver, event) )
     return false;
 
   // Sends the event event directly to receiver
-  return receiver->event(event);
+  bool ret = receiver->event(event);
+  event->send = true;
+  return ret;
 }
 
 //----------------------------------------------------------------------
 void FApplication::queueEvent (FObject* receiver, FEvent* event)
 {
-  if ( ! receiver )
+  if ( ! (bool(receiver) && bool(event)) )
     return;
 
   // queue this event
-  eventPair send_event (receiver, std::make_shared<FEvent>(*event));
+  event->queued = true;
-  event_queue.push_back(send_event);
+  event_queue.emplace_back (receiver, event);
 }
 
 //----------------------------------------------------------------------
@@ -209,8 +214,9 @@ void FApplication::sendQueuedEvents()
 {
   while ( eventInQueue() )
   {
-    sendEvent( event_queue.front().first,
+    const EventPair& event_pair = event_queue.front();
-               event_queue.front().second.get() );
+    event_pair.second->queued = false;
+    sendEvent(event_pair.first, event_pair.second);
     event_queue.pop_front();
   }
 }
@@ -1170,7 +1176,7 @@ bool FApplication::isEventProcessable (const FObject* receiver, const FEvent* ev
       && ! window->getFlags().modal
       && ! window->isMenuWidget() )
     {
-      switch ( uInt(event->type()) )
+      switch ( uInt(event->getType()) )
       {
         case fc::KeyPress_Event:
         case fc::KeyUp_Event:
@@ -1194,8 +1200,8 @@ bool FApplication::isEventProcessable (const FObject* receiver, const FEvent* ev
   }
 
   // Throw away mouse events for disabled widgets
-  if ( event->type() >= fc::MouseDown_Event
+  if ( event->getType() >= fc::MouseDown_Event
-    && event->type() <= fc::MouseMove_Event
+    && event->getType() <= fc::MouseMove_Event
     && ! widget->isEnabled() )
     return false;
 

src/fevent.cpp

@@ -36,9 +36,17 @@ FEvent::FEvent (fc::events ev_type)  // constructor
 { }
 
 //----------------------------------------------------------------------
-fc::events FEvent::type() const
+fc::events FEvent::getType() const
 { return t; }
 
+//----------------------------------------------------------------------
+bool FEvent::isQueued() const
+{ return queued; }
+
+//----------------------------------------------------------------------
+bool FEvent::wasSent() const
+{ return send; }
+
 
 //----------------------------------------------------------------------
 // class FKeyEvent
@@ -193,13 +201,13 @@ FFocusEvent::~FFocusEvent()  // destructor
 //----------------------------------------------------------------------
 bool FFocusEvent::gotFocus() const
 {
-  return ( type() == fc::FocusIn_Event );
+  return ( getType() == fc::FocusIn_Event );
 }
 
 //----------------------------------------------------------------------
 bool FFocusEvent::lostFocus() const
 {
-  return ( type() == fc::FocusOut_Event );
+  return ( getType() == fc::FocusOut_Event );
 }
 
 //----------------------------------------------------------------------

src/fobject.cpp

@@ -191,11 +191,11 @@ bool FObject::event (FEvent* ev)
 {
   // Receives events on this object
 
-  if ( ev->type() == fc::Timer_Event )
+  if ( ev->getType() == fc::Timer_Event )
   {
     onTimer ( static_cast<FTimerEvent*>(ev) );
   }
-  else if ( ev->type() == fc::User_Event )
+  else if ( ev->getType() == fc::User_Event )
   {
     onUserEvent ( static_cast<FUserEvent*>(ev) );
   }

src/ftermfreebsd.cpp

@@ -29,12 +29,14 @@
 #include "final/ftermfreebsd.h"
 #include "final/ftypes.h"
 
+#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(UNIT_TEST)
 #define initCheck(ret_value)   \
     if ( ! isInitialized() )   \
     {                          \
       warnNotInitialized();    \
       return ret_value;        \
     }
+#endif
 
 namespace finalcut
 {

src/ftermopenbsd.cpp

@@ -26,12 +26,14 @@
 #include "final/fterm.h"
 #include "final/ftermopenbsd.h"
 
+#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(UNIT_TEST)
 #define initCheck(ret_value)   \
     if ( ! isInitialized() )   \
     {                          \
       warnNotInitialized();    \
       return ret_value;        \
     }
+#endif
 
 namespace finalcut
 {

src/fvterm.cpp

@@ -1386,7 +1386,7 @@ inline bool FVTerm::reallocateTextArea ( FTermArea* area
   }
   catch (const std::bad_alloc&)
   {
-    badAllocFunctionOutput ("FLineChanges[height] or FChar[size]");
+    badAllocOutput ("FLineChanges[height] or FChar[size]");
     return false;
   }
 
@@ -1407,7 +1407,7 @@ inline bool FVTerm::reallocateTextArea (FTermArea* area, std::size_t size)
   }
   catch (const std::bad_alloc&)
   {
-    badAllocFunctionOutput ("FChar[size]");
+    badAllocOutput ("FChar[size]");
     return false;
   }
 
@@ -1895,7 +1895,7 @@ const FChar FVTerm::getOverlappedCharacter (const FPoint& pos, FVTerm* obj)
   // Gets the overlapped character for a given position
   return getCharacter (overlapped_character, pos, obj);
 }
-
+#include <unistd.h>
 //----------------------------------------------------------------------
 void FVTerm::init (bool disable_alt_screen)
 {

src/fwidget.cpp

@@ -1515,7 +1515,7 @@ bool FWidget::focusPrevChild()
 //----------------------------------------------------------------------
 bool FWidget::event (FEvent* ev)
 {
-  switch ( uInt(ev->type()) )
+  switch ( uInt(ev->getType()) )
   {
     case fc::KeyPress_Event:
       KeyPressEvent (static_cast<FKeyEvent*>(ev));

src/fwindow.cpp

@@ -786,7 +786,7 @@ void FWindow::adjustSize()
 //----------------------------------------------------------------------
 bool FWindow::event (FEvent* ev)
 {
-  switch ( uInt(ev->type()) )
+  switch ( uInt(ev->getType()) )
   {
     case fc::WindowActive_Event:
       onWindowActive (ev);

src/include/final/fapplication.h

@@ -90,6 +90,9 @@ class FObject;
 class FApplication : public FWidget
 {
   public:
+    // Typedef
+    typedef std::shared_ptr<FLog> FLogPtr;
+
     // Constructor
     FApplication (const int&, char*[], bool = false);
 
@@ -107,10 +110,10 @@ class FApplication : public FWidget
     int                   getArgc() const;
     char**                getArgv() const;
     static FApplication*  getApplicationObject();
-    static std::shared_ptr<FLog>& getLog();
+    static FLogPtr&       getLog();
 
     // Mutator
-    static void           setLog (const std::shared_ptr<FLog>&);
+    static void           setLog (const FLogPtr&);
 
     // Inquiry
     static bool           isQuit();
@@ -123,7 +126,7 @@ class FApplication : public FWidget
     void                  quit();
     static bool           sendEvent (FObject*, FEvent*);
     void                  queueEvent (FObject*, FEvent*);
-    void                  sendQueuedEvents ();
+    void                  sendQueuedEvents();
     bool                  eventInQueue();
     bool                  removeQueuedEvent (const FObject*);
     static FWidget*       processParameters (const int&, char*[]);
@@ -139,8 +142,8 @@ class FApplication : public FWidget
 
   private:
     // Typedefs
-    typedef std::pair<FObject*, std::shared_ptr<FEvent> > eventPair;
+    typedef std::pair<FObject*, FEvent*> EventPair;
-    typedef std::deque<eventPair> FEventQueue;
+    typedef std::deque<EventPair> FEventQueue;
 
     // Methods
     void                  init (uInt64, uInt64);

src/include/final/fevent.h

@@ -99,10 +99,18 @@ class FEvent  // event base class
   public:
     FEvent() = default;
     explicit FEvent(fc::events);
-    fc::events type() const;
+    fc::events getType() const;
+    bool isQueued() const;
+    bool wasSent() const;
 
   private:
+    // Data members
     fc::events t{fc::None_Event};
+    bool queued{false};
+    bool send{false};
+
+    // Friend class
+    friend class FApplication;
 };
 
 

src/include/final/fscrollbar.h

@@ -184,7 +184,7 @@ void initScrollbar ( FScrollbarPtr& bar
   }
   catch (const std::bad_alloc&)
   {
-    badAllocFunctionOutput ("FScrollbar");
+    badAllocOutput ("FScrollbar");
     return;
   }
 

src/include/final/ftypes.h

@@ -37,23 +37,14 @@
 
 #define null nullptr
 
-#define badAllocFunctionOutput(object_name)                  \
-    *FApplication::getLog() << FLog::Error                   \
-                            << "Not enough memory to alloc " \
-                            << (object_name)                 \
-                            << " in "                        \
-                            << __func__ << std::endl;
-
 #define badAllocOutput(object_name)                            \
     *FApplication::getLog() << FLog::Error                     \
-                            << "Not enough memory to alloc " \
+                            << __FILE__  << ":" << __LINE__    \
+                            << ": Not enough memory to alloc " \
                             << (object_name)                   \
                             << " in "                          \
-                            << getClassName()                \
-                            << "::"                          \
                             << __func__ << std::endl;
 
-//F_METHOD_CALLBACK
 namespace
 {