Work around the train-wreck that is wxString::Format.

Fixes https://gitlab.com/kicad/code/kicad/issues/9247

cvpcb/cvpcb_mainframe.cpp

@@ -507,6 +507,27 @@ void CVPCB_MAINFRAME::RedoAssociation()
 }
 
 
+wxString CVPCB_MAINFRAME::formatSymbolDesc( int idx, const wxString& aReference,
+                                            const wxString& aValue, const wxString& aFootprint )
+{
+    // Work around a bug in wxString::Format with double-byte chars (and double-quote, for some
+    // reason).
+    wxString desc = wxString::Format( wxT( "%3d " ), idx );
+
+    for( int ii = aReference.Length(); ii < 8; ++ii )
+        desc += wxS( " " );
+
+    desc += aReference + wxT( " - " );
+
+    for( int ii = aValue.Length(); ii < 16; ++ii )
+        desc += wxS( " " );
+
+    desc += aValue + wxT( " : " ) + aFootprint;
+
+    return desc;
+}
+
+
 void CVPCB_MAINFRAME::AssociateFootprint( const CVPCB_ASSOCIATION& aAssociation,
                                           bool aNewEntry, bool aAddUndoItem )
 {
@@ -544,8 +565,7 @@ void CVPCB_MAINFRAME::AssociateFootprint( const CVPCB_ASSOCIATION& aAssociation,
             candidate->SetFPID( fpid );
 
             // create the new symbol description and set it
-            wxString description = wxString::Format( CMP_FORMAT,
-                                                     idx + 1,
+            wxString description = formatSymbolDesc( idx + 1,
                                                      candidate->GetReference(),
                                                      candidate->GetValue(),
                                                      candidate->GetFPID().Format().wx_str() );
@@ -911,8 +931,7 @@ void CVPCB_MAINFRAME::BuildSymbolsListBox()
     {
         symbol = m_netlist.GetComponent( i );
 
-        msg.Printf( CMP_FORMAT,
-                    m_symbolsListBox->GetCount() + 1,
+        msg = formatSymbolDesc( m_symbolsListBox->GetCount() + 1,
                                 symbol->GetReference(),
                                 symbol->GetValue(),
                                 symbol->GetFPID().Format().wx_str() );

cvpcb/cvpcb_mainframe.h

@@ -49,11 +49,6 @@ typedef std::vector< CVPCB_ASSOCIATION >       CVPCB_UNDO_REDO_ENTRIES;
 // The undo list is a vector of undo entries
 typedef std::vector< CVPCB_UNDO_REDO_ENTRIES > CVPCB_UNDO_REDO_LIST;
 
-/**
- * The print format to display a schematic component line.
- * format: idx reference - value : footprint_id
- */
-#define CMP_FORMAT wxT( "%3d %8s - %16s : %s" )
 
 /**
  * The CvPcb application main window.
@@ -343,6 +338,9 @@ protected:
     void setupUIConditions() override;
 
 private:
+    wxString formatSymbolDesc( int idx, const wxString& aReference, const wxString& aValue,
+                               const wxString& aFootprint );
+
     /**
      * Setup the tool system for the CVPCB main frame.
      */

cvpcb/readwrite_dlgs.cpp

@@ -263,7 +263,7 @@ bool CVPCB_MAINFRAME::ReadNetListAndFpFiles( const std::string& aNetlist )
     {
         COMPONENT* component = m_netlist.GetComponent( i );
 
-        msg.Printf( CMP_FORMAT, m_symbolsListBox->GetCount() + 1,
+        msg = formatSymbolDesc( m_symbolsListBox->GetCount() + 1,
                                 component->GetReference(),
                                 component->GetValue(),
                                 FROM_UTF8( component->GetFPID().Format().c_str() ) );