Auto-annotate (and then don't re-annotate) power symbols.

Fixes https://gitlab.com/kicad/code/kicad/issues/11942

eeschema/annotate.cpp

@@ -185,7 +185,9 @@ void SCH_EDIT_FRAME::AnnotateSymbols( ANNOTATE_SCOPE_T  aAnnotateScope,
     // Store the selected sheets relative to the full hierarchy so we
     // get the correct sheet numbers
     SCH_SHEET_LIST selectedSheets;
+
     for( EDA_ITEM* item : selection )
+    {
         if( item->Type() == SCH_SHEET_T )
         {
             SCH_SHEET_PATH subSheetPath = currentSheet;
@@ -193,6 +195,7 @@ void SCH_EDIT_FRAME::AnnotateSymbols( ANNOTATE_SCOPE_T  aAnnotateScope,
 
             sheets.GetSheetsWithinPath( selectedSheets, subSheetPath );
         }
+    }
 
 
     // Like above, store subsheets relative to full hierarchy for
@@ -282,7 +285,7 @@ void SCH_EDIT_FRAME::AnnotateSymbols( ANNOTATE_SCOPE_T  aAnnotateScope,
     // that these references must be reannotated, but keeps the original reference
     // so that we can reannotate multi-unit symbols together.
     if( aResetAnnotation )
-        references.RemoveAnnotation();
+        references.RemoveAnnotation( false );
 
     // Build additional list of references to be used during reannotation
     // to avoid duplicate designators (no additional references when annotating

eeschema/sch_reference_list.h

@@ -281,11 +281,14 @@ public:
      * symbols.
      * @see SCH_REFERENCE_LIST::UpdateAnnotation
      */
-    void RemoveAnnotation()
+    void RemoveAnnotation( bool aIncludePowerSymbols )
     {
         for( unsigned ii = 0; ii < GetCount(); ii++ )
+        {
+            if( !flatList[ii].m_libPart->IsPower() || aIncludePowerSymbols )
                 flatList[ii].m_isNew = true;
         }
+    }
 
     /**
      * Update the symbol references for the schematic project (or the current sheet).

eeschema/sch_sheet_path.cpp

@@ -867,7 +867,7 @@ void SCH_SHEET_LIST::GetMultiUnitSymbols( SCH_MULTI_UNIT_REFERENCE_MAP &aRefList
     for( SCH_SHEET_PATHS::const_iterator it = begin(); it != end(); ++it )
     {
         SCH_MULTI_UNIT_REFERENCE_MAP tempMap;
-        ( *it ).GetMultiUnitSymbols( tempMap );
+        ( *it ).GetMultiUnitSymbols( tempMap, aIncludePowerSymbols );
 
         for( SCH_MULTI_UNIT_REFERENCE_MAP::value_type& pair : tempMap )
         {

eeschema/sch_symbol.cpp

@@ -1429,19 +1429,22 @@ void SCH_SYMBOL::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_
     if( m_part )
     {
         if( m_part.get() != dummy() )
+        {
+            if( m_part->IsPower() )
+            {
+                aList.emplace_back( _( "Power symbol" ), GetValue( currentSheet, true ) );
+            }
+            else
             {
                 aList.emplace_back( _( "Reference" ), GetRef( currentSheet ) );
-
+                aList.emplace_back( _( "Value" ), GetValue( currentSheet, true ) );
-            msg = m_part->IsPower() ? _( "Power symbol" ) : _( "Value" );
+                aList.emplace_back( _( "Name" ), UnescapeString( GetLibId().GetLibItemName() ) );
-            aList.emplace_back( msg, GetValue( currentSheet, true ) );
+            }
 
 #if 0       // Display symbol flags, for debug only
             aList.emplace_back( _( "flags" ), wxString::Format( "%X", GetEditFlags() ) );
 #endif
 
-            // Display symbol reference in library and library
-            aList.emplace_back( _( "Name" ), UnescapeString( GetLibId().GetLibItemName() ) );
-
             if( !m_part->IsRoot() )
             {
                 msg = _( "Missing parent" );

eeschema/tools/sch_drawing_tools.cpp

@@ -159,7 +159,7 @@ int SCH_DRAWING_TOOLS::PlaceSymbol( const TOOL_EVENT& aEvent )
             };
 
     auto cleanup =
-            [&] ()
+            [&]()
             {
                 m_toolMgr->RunAction( EE_ACTIONS::clearSelection, true );
                 m_frame->RollbackSchematicFromUndo();
@@ -167,20 +167,25 @@ int SCH_DRAWING_TOOLS::PlaceSymbol( const TOOL_EVENT& aEvent )
             };
 
     auto annotate =
-            [&] ()
+            [&]()
             {
-                EESCHEMA_SETTINGS::PANEL_ANNOTATE& annotate_panel   = m_frame->eeconfig()->m_AnnotatePanel;
+                EESCHEMA_SETTINGS* cfg = m_frame->eeconfig();
-                SCHEMATIC_SETTINGS&                projSettings     = m_frame->Schematic().Settings();
-                int                                annotateStartNum = projSettings.m_AnnotateStartNum;
 
-                if( annotate_panel.automatic )
+                if( symbol->GetLibSymbolRef()->IsPower() )
+                {
+                    NULL_REPORTER reporter;
+                    m_frame->AnnotateSymbols( ANNOTATE_SELECTION, UNSORTED, INCREMENTAL_BY_REF,
+                                              false, 1, false, false, reporter, true );
+                }
+                else if( cfg->m_AnnotatePanel.automatic )
                 {
                     NULL_REPORTER reporter;
                     m_frame->AnnotateSymbols( ANNOTATE_SELECTION,
-                                              (ANNOTATE_ORDER_T) annotate_panel.sort_order,
+                                              (ANNOTATE_ORDER_T) cfg->m_AnnotatePanel.sort_order,
-                                              (ANNOTATE_ALGO_T) annotate_panel.method,
+                                              (ANNOTATE_ALGO_T) cfg->m_AnnotatePanel.method,
-                                              annotate_panel.recursive,
+                                              cfg->m_AnnotatePanel.recursive,
-                                              annotateStartNum, false, false, reporter, true );
+                                              m_frame->Schematic().Settings().m_AnnotateStartNum,
+                                              false, false, reporter, true );
                 }
             };
 

qa/unittests/eeschema/test_sch_reference_list.cpp

@@ -248,7 +248,7 @@ BOOST_AUTO_TEST_CASE( Reannotate )
 
         loadTestCase( c.m_SchematicRelativePath, c.m_ExpectedReannotations );
 
-        m_refsToReannotate.RemoveAnnotation();
+        m_refsToReannotate.RemoveAnnotation( true );
         m_refsToReannotate.SplitReferences();
         m_refsToReannotate.Annotate( false, 0, c.m_StartNumber, m_lockedRefs, getAdditionalRefs() );
         m_refsToReannotate.UpdateAnnotation();