Delegation of keyEvents from 3D toolbar to 3D canvas.

Fixes: lp:1759803
* https://bugs.launchpad.net/kicad/+bug/1759803

3d-viewer/3d_canvas/eda_3d_canvas.h

@@ -123,6 +123,8 @@ class EDA_3D_CANVAS : public HIDPI_GL_CANVAS
      */
     void Request_refresh( bool aRedrawImmediately = true );
 
+    void OnKeyEvent( wxKeyEvent& event );
+
  private:
 
     void OnPaint( wxPaintEvent &event );
@@ -151,8 +153,6 @@ class EDA_3D_CANVAS : public HIDPI_GL_CANVAS
 
     void OnCharHook( wxKeyEvent& event );
 
-    void OnKeyEvent( wxKeyEvent& event );
-
     void OnTimerTimeout_Editing( wxTimerEvent& event );
 
     /**

3d-viewer/3d_viewer/eda_3d_viewer.cpp

@@ -203,6 +203,8 @@ EDA_3D_VIEWER::EDA_3D_VIEWER( KIWAY *aKiway,
     m_mainToolBar->EnableTool( ID_RENDER_CURRENT_VIEW,
                                (m_settings.RenderEngineGet() == RENDER_ENGINE_OPENGL_LEGACY) );
 
+    m_mainToolBar->Connect( wxEVT_KEY_DOWN, wxKeyEventHandler( EDA_3D_VIEWER::OnKeyEvent ), NULL, this );
+
     // Fixes bug in Windows (XP and possibly others) where the canvas requires the focus
     // in order to receive mouse events.  Otherwise, the user has to click somewhere on
     // the canvas before it will respond to mouse wheel events.
@@ -213,6 +215,8 @@ EDA_3D_VIEWER::EDA_3D_VIEWER( KIWAY *aKiway,
 
 EDA_3D_VIEWER::~EDA_3D_VIEWER()
 {
+    m_mainToolBar->Disconnect( wxEVT_KEY_DOWN, wxKeyEventHandler( EDA_3D_VIEWER::OnKeyEvent ), NULL, this );
+    
     m_auimgr.UnInit();
 
     // m_canvas delete will be called by wxWidget manager
@@ -904,6 +908,15 @@ void EDA_3D_VIEWER::OnRightClick( const wxPoint &MousePos, wxMenu *PopMenu )
 }
 
 
+void EDA_3D_VIEWER::OnKeyEvent( wxKeyEvent& event )
+{
+    if( m_canvas )
+        return m_canvas->OnKeyEvent( event );
+
+    event.Skip();
+}
+
+
 void EDA_3D_VIEWER::RedrawActiveWindow( wxDC *DC, bool EraseBg )
 {
     wxLogTrace( m_logTrace, wxT( "EDA_3D_VIEWER::RedrawActiveWindow" ) );

3d-viewer/3d_viewer/eda_3d_viewer.h

@@ -202,8 +202,8 @@ class EDA_3D_VIEWER : public KIWAY_PLAYER
     void LoadSettings( wxConfigBase *aCfg ) override;
 
     void OnLeftClick( wxDC *DC, const wxPoint &MousePos );
-
     void OnRightClick( const wxPoint &MousePos, wxMenu *PopMenu );
+    void OnKeyEvent( wxKeyEvent& event );
 
     void RedrawActiveWindow( wxDC *DC, bool EraseBg );