Add a method to facilitate Tools handling in main frame toolbars.

Fix also a bug in gerbview_frame.cpp, about a broken toolbar accessor (fortunately not used in current code)

common/draw_frame.cpp

@@ -134,6 +134,7 @@ EDA_DRAW_FRAME::EDA_DRAW_FRAME( KIWAY* aKiway, wxWindow* aParent,
 {
     m_drawToolBar         = NULL;
     m_optionsToolBar      = NULL;
+    m_auxiliaryToolBar    = NULL;
     m_gridSelectBox       = NULL;
     m_zoomSelectBox       = NULL;
     m_hotkeysDescrList    = NULL;
@@ -306,6 +307,37 @@ void EDA_DRAW_FRAME::OnToggleGridState( wxCommandEvent& aEvent )
     m_canvas->Refresh();
 }
 
+bool EDA_DRAW_FRAME::GetToolToggled( int aToolId )
+{
+    // Checks all the toolbars and returns true if the given tool id is toggled.
+    return ( ( m_mainToolBar && m_mainToolBar->GetToolToggled( aToolId ) ) ||
+             ( m_optionsToolBar && m_optionsToolBar->GetToolToggled( aToolId ) ) ||
+             ( m_drawToolBar && m_drawToolBar->GetToolToggled( aToolId ) ) ||
+             ( m_auxiliaryToolBar && m_auxiliaryToolBar->GetToolToggled( aToolId ) )
+           );
+}
+
+
+wxAuiToolBarItem* EDA_DRAW_FRAME::GetToolbarTool( int aToolId )
+{
+    // Checks all the toolbars and returns a reference to the given tool id
+    // (or the first tool found, but only one or 0 tool is expected, because on
+    // Windows, when different tools have the same ID, it creates issues)
+    if( m_mainToolBar && m_mainToolBar->FindTool( aToolId ) )
+        return m_mainToolBar->FindTool( aToolId );
+
+    if( m_optionsToolBar && m_optionsToolBar->FindTool( aToolId ) )
+        return m_optionsToolBar->FindTool( aToolId );
+
+    if( m_drawToolBar && m_drawToolBar->FindTool( aToolId ) )
+        return m_drawToolBar->FindTool( aToolId );
+
+    if( m_auxiliaryToolBar && m_auxiliaryToolBar->FindTool( aToolId ) )
+        return m_auxiliaryToolBar->FindTool( aToolId );
+
+    return nullptr;
+}
+
 
 void EDA_DRAW_FRAME::OnSelectUnits( wxCommandEvent& aEvent )
 {

gerbview/gerbview_frame.cpp

@@ -68,7 +68,6 @@ GERBVIEW_FRAME::GERBVIEW_FRAME( KIWAY* aKiway, wxWindow* aParent ):
     EDA_DRAW_FRAME( aKiway, aParent, FRAME_GERBER, wxT( "GerbView" ),
         wxDefaultPosition, wxDefaultSize, KICAD_DEFAULT_DRAWFRAME_STYLE, GERBVIEW_FRAME_NAME )
 {
-    m_auxiliaryToolBar = NULL;
     m_colorsSettings = &g_ColorsSettings;
     m_gerberLayout = NULL;
     m_zoomLevelCoeff = ZOOM_FACTOR( 110 );   // Adjusted to roughly displays zoom level = 1

gerbview/gerbview_frame.h

@@ -182,10 +182,6 @@ public:
     COLORS_DESIGN_SETTINGS* m_colorsSettings;
 
 private:
-    /// Auxiliary tool bar typically shown below the main tool bar at the top of the
-    /// main window.
-    wxAuiToolBar*       m_auxiliaryToolBar;
-
     // list of PARAM_CFG_xxx to read/write parameters saved in config
     PARAM_CFG_ARRAY         m_configSettings;
 
@@ -258,8 +254,6 @@ public:
     double BestZoom() override;
     void UpdateStatusBar() override;
 
-    wxAuiToolBar* GetMainToolBar() { return m_optionsToolBar; }
-
     /**
      * Function GetZoomLevelIndicator
      * returns a human readable value which can be displayed as zoom

include/draw_frame.h

@@ -121,6 +121,10 @@ protected:
     /// Choice box to choose the zoom value.
     wxChoice*       m_zoomSelectBox;
 
+    /// Auxiliary tool bar typically shown below the main tool bar at the top of the
+    /// main window.
+    wxAuiToolBar*       m_auxiliaryToolBar;
+
     /// The tool bar that contains the buttons for quick access to the application draw
     /// tools.  It typically is located on the right side of the main window.
     wxAuiToolBar*   m_drawToolBar;
@@ -434,20 +438,23 @@ public:
 
     // Toolbar accessors
     wxAuiToolBar* GetMainToolBar() const { return m_mainToolBar; }
+    wxAuiToolBar* GetOptionsToolBar() const { return m_optionsToolBar; }
+    wxAuiToolBar* GetDrawToolBar() const { return m_drawToolBar; }
+    wxAuiToolBar* GetAuxiliaryToolBar() const { return m_auxiliaryToolBar; }
 
     /**
      * Checks all the toolbars and returns true if the given tool id is toggled.
      *
-     * This is needed because GerbView and Pcbnew put some of the same tools in
-     * different toolbars (for example, zoom selection is in the main bar in
-     * Pcbnew and in the options bar in GerbView).
+     * This is needed because GerbView and Pcbnew can put some of the same tools in
+     * different toolbars.
      */
-    bool GetToolToggled( int aToolId )
-    {
-        return ( ( m_mainToolBar && m_mainToolBar->GetToolToggled( aToolId ) ) ||
-                 ( m_optionsToolBar && m_optionsToolBar->GetToolToggled( aToolId ) ) ||
-                 ( m_drawToolBar && m_drawToolBar->GetToolToggled( aToolId ) ) );
-    }
+    bool GetToolToggled( int aToolId );
+
+    /**
+     * Checks all the toolbars and returns a reference to the given tool id
+     * or nullptr if not found
+     */
+    wxAuiToolBarItem* GetToolbarTool( int aToolId );
 
     /**
      * Function SetToolID

include/pcb_base_frame.h

@@ -78,10 +78,6 @@ protected:
     GENERAL_COLLECTOR*  m_Collector;
     PCB_GENERAL_SETTINGS m_configSettings;
 
-    /// Auxiliary tool bar typically shown below the main tool bar at the top of the
-    /// main window.
-    wxAuiToolBar*       m_auxiliaryToolBar;
-
     void updateGridSelectBox();
     void updateZoomSelectBox();
     virtual void unitsChangeRefresh() override;

pcbnew/pcb_base_frame.cpp

@@ -115,8 +115,6 @@ PCB_BASE_FRAME::PCB_BASE_FRAME( KIWAY* aKiway, wxWindow* aParent, FRAME_T aFrame
     m_FastGrid1           = 0;
     m_FastGrid2           = 0;
 
-    m_auxiliaryToolBar    = NULL;
-
     m_zoomLevelCoeff      = 11.0 * IU_PER_MILS;  // Adjusted to roughly displays zoom level = 1
                                         // when the screen shows a 1:1 image
                                         // obviously depends on the monitor,