Reduce confusion by putting all dialog pages as leaf nodes.

eeschema/eeschema_config.cpp

@@ -120,8 +120,9 @@ void SCH_EDIT_FRAME::InstallPreferences( PAGED_DIALOG* aParent,
 {
     wxTreebook* book = aParent->GetTreebook();
 
-    book->AddPage( new PANEL_EESCHEMA_SETTINGS( this, book ), _( "Eeschema" ) );
+    book->AddPage( new wxPanel( this ), _( "Eeschema" ) );
     book->AddSubPage( new PANEL_EESCHEMA_DISPLAY_OPTIONS( this, book ), _( "Display Options" ) );
+    book->AddSubPage( new PANEL_EESCHEMA_SETTINGS( this, book ), _( "Editing Options" ) );
     book->AddSubPage( new PANEL_EESCHEMA_COLOR_CONFIG( this, book ), _( "Colors" ) );
     book->AddSubPage( new PANEL_EESCHEMA_TEMPLATE_FIELDNAMES( this, book ),
                       _( "Field Name Templates" ) );
@@ -460,8 +461,9 @@ void LIB_EDIT_FRAME::InstallPreferences( PAGED_DIALOG* aParent,
 {
     wxTreebook* book = aParent->GetTreebook();
 
-    book->AddPage( new PANEL_LIBEDIT_SETTINGS( this, book ), _( "Symbol Editor" ) );
+    book->AddPage( new wxPanel( this ), _( "Symbol Editor" ) );
     book->AddSubPage( new PANEL_DISPLAY_OPTIONS( this, aParent ), _( "Display Options" ) );
+    book->AddSubPage( new PANEL_LIBEDIT_SETTINGS( this, book ), _( "Defaults" ) );
 
     aHotkeysPanel->AddHotKeys( GetToolManager() );
 }

gerbview/gerbview_config.cpp

@@ -39,9 +39,10 @@ void GERBVIEW_FRAME::InstallPreferences( PAGED_DIALOG* aParent,
 {
     wxTreebook* book = aParent->GetTreebook();
 
-    book->AddPage( new PANEL_GERBVIEW_SETTINGS( this, book ), _( "Gerbview" ) );
+    book->AddPage( new wxPanel( this ), _( "Gerbview" ) );
     book->AddSubPage( new PANEL_GERBVIEW_DISPLAY_OPTIONS( this, book ), _( "Display Options" ) );
-    
+    book->AddSubPage( new PANEL_GERBVIEW_SETTINGS( this, book ), _( "Editing Options" ) );
+
     aHotkeysPanel->AddHotKeys( GetToolManager() );
 }
 

pcbnew/dialogs/dialog_board_setup.cpp

@@ -40,17 +40,20 @@ DIALOG_BOARD_SETUP::DIALOG_BOARD_SETUP( PCB_EDIT_FRAME* aFrame ) :
     m_maskAndPaste = new PANEL_SETUP_MASK_AND_PASTE( this, aFrame );
 
     /*
-     * WARNING: If you change page names you MUST update callers which specifiy a
-     * particular page to be in sync.
+     * WARNING: If you change page names you MUST update calls to DoShowBoardSetupDialog().
      */
 
-    m_treebook->AddPage( m_layers,  _( "Layers" ) );
-    m_treebook->AddSubPage( m_textAndGraphics,  _( "Text & Graphics" ) );
+    m_treebook->AddPage( new wxPanel( this ),  _( "Board Stack-up" ) );
+    m_treebook->AddSubPage( m_layers,  _( "Layers" ) );
 
-    m_treebook->AddPage( m_constraints,  _( "Design Rules" ) );
-    m_treebook->AddSubPage( m_netclasses,  _( "Net Classes" ) );
+    m_treebook->AddPage( new wxPanel( this ),  _( "Defaults" ) );
+    m_treebook->AddSubPage( m_textAndGraphics,  _( "Text & Graphics" ) );
     m_treebook->AddSubPage( m_tracksAndVias, _( "Tracks & Vias" ) );
     m_treebook->AddSubPage( m_maskAndPaste,  _( "Solder Mask/Paste" ) );
+
+    m_treebook->AddPage( new wxPanel( this ),  _( "Design Rules" ) );
+    m_treebook->AddSubPage( m_constraints,  _( "Constraints" ) );
+    m_treebook->AddSubPage( m_netclasses,  _( "Net Classes" ) );
 }
 
 

pcbnew/footprint_edit_frame.cpp

@@ -761,8 +761,9 @@ void FOOTPRINT_EDIT_FRAME::InstallPreferences( PAGED_DIALOG* aParent,
 {
     wxTreebook* book = aParent->GetTreebook();
 
-    book->AddPage( new PANEL_MODEDIT_SETTINGS( this, aParent ), _( "Footprint Editor" ) );
+    book->AddPage( new wxPanel( this ), _( "Footprint Editor" ) );
     book->AddSubPage( new PANEL_MODEDIT_DISPLAY_OPTIONS( this, aParent ), _( "Display Options" ) );
+    book->AddSubPage( new PANEL_MODEDIT_SETTINGS( this, aParent ), _( "Editing Options" ) );
     book->AddSubPage( new PANEL_MODEDIT_DEFAULTS( this, aParent ), _( "Default Values" ) );
 
     aHotkeysPanel->AddHotKeys( GetToolManager() );

pcbnew/pcbnew_config.cpp

@@ -73,8 +73,9 @@ void PCB_EDIT_FRAME::InstallPreferences( PAGED_DIALOG* aParent,
 {
     wxTreebook* book = aParent->GetTreebook();
 
-    book->AddPage( new PANEL_PCBNEW_SETTINGS( this, aParent ), _( "Pcbnew" ) );
+    book->AddPage( new wxPanel( this ), _( "Pcbnew" ) );
     book->AddSubPage( new PANEL_PCBNEW_DISPLAY_OPTIONS( this, aParent ), _( "Display Options" ) );
+    book->AddSubPage( new PANEL_PCBNEW_SETTINGS( this, aParent ), _( "Editing Options" ) );
 #if defined(KICAD_SCRIPTING) && defined(KICAD_SCRIPTING_ACTION_MENU)
     book->AddSubPage( new PANEL_PCBNEW_ACTION_PLUGINS( this, aParent ), _( "Action Plugins" ) );
 #endif