Make sure PCB_GENERATOR's lock status follows their members.

Fixes https://gitlab.com/kicad/code/kicad/-/issues/16372

include/board_item.h

@@ -297,6 +297,7 @@ public:
 
     virtual bool IsLocked() const;
     virtual void SetLocked( bool aLocked ) { m_isLocked = aLocked; }
+    virtual void SetLockedProperty( bool aLocked );
 
     virtual void StyleFromSettings( const BOARD_DESIGN_SETTINGS& settings ) { }
 

pcbnew/board_item.cpp

@@ -32,6 +32,7 @@
 #include <board.h>
 #include <board_design_settings.h>
 #include <pcb_group.h>
+#include <pcb_generator.h>
 #include <footprint.h>
 #include <font/font.h>
 
@@ -72,8 +73,8 @@ BOARD* BOARD_ITEM::GetBoard()
 
 bool BOARD_ITEM::IsLocked() const
 {
-    if( GetParentGroup() )
+    if( GetParentGroup() && GetParentGroup()->IsLocked() )
-        return GetParentGroup()->IsLocked();
+        return true;
 
     const BOARD* board = GetBoard();
 
@@ -81,6 +82,17 @@ bool BOARD_ITEM::IsLocked() const
 }
 
 
+void BOARD_ITEM::SetLockedProperty( bool aLocked )
+{
+    PCB_GENERATOR* generator = dynamic_cast<PCB_GENERATOR*>( GetParentGroup() );
+
+    if( generator )
+        generator->SetLocked( aLocked );
+    else
+        SetLocked( aLocked );
+}
+
+
 STROKE_PARAMS BOARD_ITEM::GetStroke() const
 {
     wxCHECK( false, STROKE_PARAMS( pcbIUScale.mmToIU( DEFAULT_LINE_WIDTH ) ) );
@@ -338,7 +350,7 @@ static struct BOARD_ITEM_DESC
         propMgr.AddProperty( new PROPERTY_ENUM<BOARD_ITEM, PCB_LAYER_ID>( _HKI( "Layer" ),
                     &BOARD_ITEM::SetLayer, &BOARD_ITEM::GetLayer ) );
         propMgr.AddProperty( new PROPERTY<BOARD_ITEM, bool>( _HKI( "Locked" ),
-                    &BOARD_ITEM::SetLocked, &BOARD_ITEM::IsLocked ) )
+                    &BOARD_ITEM::SetLockedProperty, &BOARD_ITEM::IsLocked ) )
                .SetAvailableFunc(
                     [=]( INSPECTABLE* aItem ) -> bool
                     {

pcbnew/tools/board_editor_control.cpp

@@ -35,6 +35,7 @@
 #include <board_commit.h>
 #include <board_design_settings.h>
 #include <pcb_group.h>
+#include <pcb_generator.h>
 #include <footprint.h>
 #include <pad.h>
 #include <pcb_target.h>
@@ -1246,28 +1247,25 @@ int BOARD_EDITOR_CONTROL::modifyLockSelected( MODIFY_MODE aMode )
         }
     }
 
-    bool modified = false;
-
     for( EDA_ITEM* item : selection )
     {
         BOARD_ITEM* board_item = dynamic_cast<BOARD_ITEM*>( item );
         wxCHECK2( board_item, continue );
 
+        PCB_GENERATOR* generator = dynamic_cast<PCB_GENERATOR*>( board_item->GetParentGroup() );
+
+        if( generator )
+            commit.Modify( generator );
+
         commit.Modify( board_item );
 
         if( aMode == ON )
-        {
+            board_item->SetLockedProperty( true );
-            modified |= !board_item->IsLocked();
-            board_item->SetLocked( true );
-        }
         else
-        {
+            board_item->SetLockedProperty( false );
-            modified |= board_item->IsLocked();
-            board_item->SetLocked( false );
-        }
     }
 
-    if( modified )
+    if( !commit.Empty() )
     {
         commit.Push( aMode == ON ? _( "Lock" ) : _( "Unlock" ) );
 

pcbnew/widgets/pcb_properties_panel.cpp

@@ -210,6 +210,11 @@ void PCB_PROPERTIES_PANEL::valueChanged( wxPropertyGridEvent& aEvent )
     for( EDA_ITEM* edaItem : selection )
     {
         BOARD_ITEM*    item = static_cast<BOARD_ITEM*>( edaItem );
+        PCB_GENERATOR* generator = dynamic_cast<PCB_GENERATOR*>( item->GetParentGroup() );
+
+        if( generator )
+            changes.Modify( generator );
+
         changes.Modify( item );
         item->Set( property, newValue );
     }