Add Grid Settings to PL_EDITOR.

Fixes https://gitlab.com/kicad/code/kicad/issues/14612

pagelayout_editor/menubar.cpp

@@ -113,6 +113,7 @@ void PL_EDITOR_FRAME::doReCreateMenuBar()
 
     viewMenu->AppendSeparator();
     viewMenu->Add( ACTIONS::toggleGrid,          ACTION_MENU::CHECK );
+    viewMenu->Add( ACTIONS::gridProperties );
 
     // Units submenu
     ACTION_MENU* unitsSubMenu = new ACTION_MENU( false, selTool );

pagelayout_editor/pl_editor_frame.cpp

@@ -71,6 +71,8 @@ BEGIN_EVENT_TABLE( PL_EDITOR_FRAME, EDA_DRAW_FRAME )
     EVT_MENU_RANGE( ID_FILE1, ID_FILEMAX, PL_EDITOR_FRAME::OnFileHistory )
     EVT_MENU( ID_FILE_LIST_CLEAR, PL_EDITOR_FRAME::OnClearFileHistory )
 
+    EVT_MENU( ID_GRID_SETTINGS, PL_EDITOR_FRAME::OnGridSettings )
+
     EVT_CHOICE( ID_SELECT_COORDINATE_ORIGIN, PL_EDITOR_FRAME::OnSelectCoordOriginCorner )
     EVT_CHOICE( ID_SELECT_PAGE_NUMBER, PL_EDITOR_FRAME::OnSelectPage )
 

pagelayout_editor/toolbars_pl_editor.cpp

@@ -21,11 +21,13 @@
 
 #include <bitmaps.h>
 #include <tool/action_toolbar.h>
+#include <tool/tool_manager.h>
+#include <tools/pl_actions.h>
+#include <tools/pl_selection_tool.h>
 #include <wx/choice.h>
 
 #include "pl_editor_id.h"
 #include "pl_editor_frame.h"
-#include "tools/pl_actions.h"
 
 void PL_EDITOR_FRAME::ReCreateHToolbar()
 {
@@ -169,6 +171,11 @@ void PL_EDITOR_FRAME::ReCreateOptToolbar()
         m_optionsToolBar->SetAuiManager( &m_auimgr );
     }
 
+    PL_SELECTION_TOOL*           selTool = m_toolManager->GetTool<PL_SELECTION_TOOL>();
+    std::unique_ptr<ACTION_MENU> gridMenu = std::make_unique<ACTION_MENU>( false, selTool );
+    gridMenu->Add( ACTIONS::gridProperties );
+    m_optionsToolBar->AddToolContextMenu( ACTIONS::toggleGrid, std::move( gridMenu ) );
+
     m_optionsToolBar->Add( ACTIONS::toggleGrid, ACTION_TOOLBAR::TOGGLE );
     m_optionsToolBar->Add( ACTIONS::inchesUnits, ACTION_TOOLBAR::TOGGLE );
     m_optionsToolBar->Add( ACTIONS::milsUnits, ACTION_TOOLBAR::TOGGLE );