New mrpt::gui event: mrptEventMouseMove

doc/doxygen-pages/changeLog_doc.h

@@ -18,6 +18,8 @@
 	- \ref mrpt_base_grp
 		- Fix potential uninitialized value in CRobot2DPoseEstimator::getLatestRobotPose()
 		- MRPT_getCompilationDate() returns time as well
+	- \ref mrpt_gui_grp
+		- mrpt::gui::mrptEventMouseMove:  Added new mrpt::gui windows event type.
 	- Smart pointers:
 		- All mrpt::utils::CObject derived classes:
 		- In MRPT <=1.5.3, there was a typedef `Foo::SmartPtr` => `FooPtr`.

libs/gui/include/mrpt/gui/CBaseGUIWindow.h

@@ -187,7 +187,7 @@ namespace mrpt
 		  *  IMPORTANTE NOTICE: Event handlers in your observer class will be invoked from the wxWidgets internal MRPT thread,
 		  *    so all your code in the handler must be thread safe.
 		  *
-		  * \sa mrptEventMouseDown
+		  * \sa mrptEventMouseMove
 		  */
 		class GUI_IMPEXP mrptEventMouseDown : public mrpt::utils::mrptEvent
 		{
@@ -208,6 +208,30 @@ namespace mrpt
 			bool   rightButton;
 		}; // End of class def.
 
+		   /**  An event sent by a window when the mouse is moved over it.
+		   *  IMPORTANTE NOTICE: Event handlers in your observer class will be invoked from the wxWidgets internal MRPT thread,
+		   *    so all your code in the handler must be thread safe.
+		   * \sa mrptEventMouseDown
+		   */
+		class GUI_IMPEXP mrptEventMouseMove : public mrpt::utils::mrptEvent
+		{
+		protected:
+			virtual void do_nothing() MRPT_OVERRIDE { } //!< Just to allow this class to be polymorphic
+		public:
+			inline mrptEventMouseMove(
+				CBaseGUIWindow *obj,
+				mrpt::utils::TPixelCoord  _coords,
+				bool   _leftButton,
+				bool   _rightButton
+			) : source_object(obj), coords(_coords), leftButton(_leftButton), rightButton(_rightButton)
+			{ }
+
+			CBaseGUIWindow *source_object;
+			mrpt::utils::TPixelCoord  coords;
+			bool   leftButton;
+			bool   rightButton;
+		}; // End of class def.
+
 		/**  An event sent by a window upon when it's about to be closed, either manually by the user or programatically.
 		  *   The event field member \a allow_close is default by default, but can be set to false in the event callback
 		  *   to forbid the window to be closed by the user. If the event corresponds to a programatic close, this field is ignored.

libs/gui/include/mrpt/gui/WxSubsystem.h

@@ -341,6 +341,7 @@ namespace mrpt
 				void OnKeyDown(wxKeyEvent& event);
 				void OnResize(wxSizeEvent& event);
 				void OnMouseDown(wxMouseEvent& event);
+				void OnMouseMove(wxMouseEvent& event);
 
 				DECLARE_EVENT_TABLE()
 		}; // end class CWindowDialog

libs/gui/src/CDisplayWindow.cpp

@@ -185,6 +185,7 @@ CWindowDialog::CWindowDialog(
 
 	m_image->Connect(wxEVT_LEFT_DOWN,(wxObjectEventFunction)&CWindowDialog::OnMouseDown,NULL,this);
 	m_image->Connect(wxEVT_RIGHT_DOWN,(wxObjectEventFunction)&CWindowDialog::OnMouseDown,NULL,this);
+	m_image->Connect(wxEVT_MOTION, (wxObjectEventFunction)&CWindowDialog::OnMouseMove, NULL, this);
 
     // Increment number of windows:
     //int winCount =
@@ -249,7 +250,7 @@ void CWindowDialog::OnChar(wxKeyEvent& event)
 void CWindowDialog::OnResize(wxSizeEvent& event)
 {
 	// Send the event:
-	if (m_win2D)
+	if (m_win2D && m_win2D->hasSubscribers())
 	{
 		try {
 			m_win2D->publishEvent( mrptEventWindowResize(m_win2D,event.GetSize().GetWidth(),event.GetSize().GetHeight()));
@@ -261,7 +262,7 @@ void CWindowDialog::OnResize(wxSizeEvent& event)
 void CWindowDialog::OnMouseDown(wxMouseEvent& event)
 {
 	// Send the event:
-	if (m_win2D)
+	if (m_win2D && m_win2D->hasSubscribers())
 	{
 		try {
 			m_win2D->publishEvent( mrptEventMouseDown(m_win2D, TPixelCoord(event.GetX(), event.GetY()), event.LeftDown(), event.RightDown() ) );
@@ -270,6 +271,19 @@ void CWindowDialog::OnMouseDown(wxMouseEvent& event)
 	event.Skip(); // so it's processed by the wx system!
 }
 
+void CWindowDialog::OnMouseMove(wxMouseEvent& event)
+{
+	// Send the event:
+	if (m_win2D && m_win2D->hasSubscribers())
+	{
+		try {
+			m_win2D->publishEvent(mrptEventMouseMove(m_win2D, TPixelCoord(event.GetX(), event.GetY()), event.LeftDown(), event.RightDown()));
+		}
+		catch (...) {}
+	}
+	event.Skip(); // so it's processed by the wx system!
+}
+
 
 // Menu: Close
 void CWindowDialog::OnMenuClose(wxCommandEvent& event)

libs/gui/src/CDisplayWindow3D.cpp

@@ -86,6 +86,7 @@ namespace mrpt
 
 			void OnCharCustom( wxKeyEvent& event );
 			void OnMouseDown(wxMouseEvent& event);
+			void OnMouseMove(wxMouseEvent& event);
 
 			void OnPreRender();
 			void OnPostRender();
@@ -108,6 +109,7 @@ CMyGLCanvas_DisplayWindow3D::CMyGLCanvas_DisplayWindow3D(
 
 	Connect(wxEVT_LEFT_DOWN,(wxObjectEventFunction)&CMyGLCanvas_DisplayWindow3D::OnMouseDown);
 	Connect(wxEVT_RIGHT_DOWN,(wxObjectEventFunction)&CMyGLCanvas_DisplayWindow3D::OnMouseDown);
+	Connect(wxEVT_MOTION, (wxObjectEventFunction)&CMyGLCanvas_DisplayWindow3D::OnMouseMove);
 }
 
 void CMyGLCanvas_DisplayWindow3D::display3D_processKeyEvent(CDisplayWindow3D *m_win3D, wxKeyEvent&ev)
@@ -155,7 +157,7 @@ void CMyGLCanvas_DisplayWindow3D::OnCharCustom( wxKeyEvent& ev )
 void CMyGLCanvas_DisplayWindow3D::OnMouseDown(wxMouseEvent& event)
 {
 	// Send the event:
-	if (m_win3D)
+	if (m_win3D && m_win3D->hasSubscribers())
 	{
 		try {
 			m_win3D->publishEvent( mrptEventMouseDown(m_win3D, TPixelCoord(event.GetX(), event.GetY()), event.LeftDown(), event.RightDown() ) );
@@ -165,6 +167,19 @@ void CMyGLCanvas_DisplayWindow3D::OnMouseDown(wxMouseEvent& event)
 	event.Skip(); // so it's processed by the wx system!
 }
 
+void CMyGLCanvas_DisplayWindow3D::OnMouseMove(wxMouseEvent& event)
+{
+	// Send the event:
+	if (m_win3D && m_win3D->hasSubscribers())
+	{
+		try {
+			m_win3D->publishEvent(mrptEventMouseMove(m_win3D, TPixelCoord(event.GetX(), event.GetY()), event.LeftDown(), event.RightDown()));
+		}
+		catch (...) {}
+	}
+	event.Skip(); // so it's processed by the wx system!
+}
+
 
 CMyGLCanvas_DisplayWindow3D::~CMyGLCanvas_DisplayWindow3D()
 {

libs/gui/src/CDisplayWindowPlots.cpp

@@ -265,7 +265,17 @@ void CWindowDialogPlots::OnMouseMove(wxMouseEvent& event)
     m_curCursorPos.y = m_plot->p2y(Y);
 	m_last_mouse_point.x = X;
 	m_last_mouse_point.y = Y;
-    event.Skip();
+
+	// Send the event:
+	if (m_winPlots && m_winPlots->hasSubscribers())
+	{
+		try {
+			m_winPlots->publishEvent(mrptEventMouseMove(m_winPlots, TPixelCoord(event.GetX(), event.GetY()), event.LeftDown(), event.RightDown()));
+		}
+		catch (...) {}
+	}
+	event.Skip(); // so it's processed by the wx system!
+
 }
 
 // Add / Modify a 2D plot using a MATLAB-like format string