Minor fixes and code cleaning.

* Check to see if image handler is already initialized to prevent warning
  on debug builds.
* Change LIB_PART destructor message output to use wxLogDebug for debugging
  on windows builds.
* Minor code cleaning and coding policy fixes.

common/pgm_base.cpp

@@ -383,9 +383,15 @@ bool PGM_BASE::initPgm()
     App().SetAppName( pgm_name.GetName().Lower() );
 
     // Install some image handlers, mainly for help
+    if( wxImage::FindHandler( wxBITMAP_TYPE_PNG ) == NULL )
         wxImage::AddHandler( new wxPNGHandler );
+
+    if( wxImage::FindHandler( wxBITMAP_TYPE_GIF ) == NULL )
         wxImage::AddHandler( new wxGIFHandler );
+
+    if( wxImage::FindHandler( wxBITMAP_TYPE_JPEG ) == NULL )
         wxImage::AddHandler( new wxJPEGHandler );
+
     wxFileSystem::AddHandler( new wxZipFSHandler );
 
     // Analyze the command line & initialize the binary path

eeschema/class_libentry.cpp

 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2004 Jean-Pierre Charras, jp.charras at wanadoo.fr
- * Copyright (C) 2008-2011 Wayne Stambaugh <stambaughw@verizon.net>
- * Copyright (C) 2004-2011 KiCad Developers, see change_log.txt for contributors.
+ * Copyright (C) 2004-2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
+ * Copyright (C) 2008-2015 Wayne Stambaugh <stambaughw@verizon.net>
+ * Copyright (C) 2004-2015 KiCad Developers, see change_log.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -241,17 +241,9 @@ LIB_PART::LIB_PART( LIB_PART& aPart, PART_LIB* aLibrary ) :
 
 LIB_PART::~LIB_PART()
 {
-#if defined(DEBUG) && 1
-
-    if( m_aliases.size() )
-    {
-        int breakhere = 1;
-        (void) breakhere;
-    }
-
-    printf( "%s: destroying part '%s' with alias list count of %d\n",
-        __func__, TO_UTF8( GetName() ), int( m_aliases.size() ) );
-#endif
+    wxLogDebug( wxT( "%s: destroying part '%s' with alias list count of %d\n" ),
+                GetChars( wxString::FromAscii( __WXFUNCTION__ ) ), GetChars( GetName() ),
+                int( m_aliases.size() ) );
 
     // If the part is being deleted directly rather than through the library,
     // delete all of the aliases.
@@ -298,8 +290,9 @@ void LIB_PART::SetName( const wxString& aName )
 
 
 void LIB_PART::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDc, const wxPoint& aOffset, int aMulti,
-                          int aConvert, GR_DRAWMODE aDrawMode, EDA_COLOR_T aColor, const TRANSFORM& aTransform,
-                          bool aShowPinText, bool aDrawFields, bool aOnlySelected )
+                     int aConvert, GR_DRAWMODE aDrawMode, EDA_COLOR_T aColor,
+                     const TRANSFORM& aTransform, bool aShowPinText, bool aDrawFields,
+                     bool aOnlySelected )
 {
     BASE_SCREEN*   screen = aPanel ? aPanel->GetScreen() : NULL;
 
@@ -469,7 +462,7 @@ void LIB_PART::PlotLibFields( PLOTTER* aPlotter, int aUnit, int aConvert,
         if( aConvert && item.m_Convert && ( item.m_Convert != aConvert ) )
             continue;
 
-        // The reference is a special case: we shoud change the basic text
+        // The reference is a special case: we should change the basic text
         // to add '?' and the part id
         LIB_FIELD& field = (LIB_FIELD&) item;
         wxString tmp = field.GetShownText();
@@ -511,7 +504,8 @@ void LIB_PART::RemoveDrawItem( LIB_ITEM* aItem, EDA_DRAW_PANEL* aPanel, wxDC* aD
         if( *i == aItem )
         {
             if( aDc != NULL )
-                aItem->Draw( aPanel, aDc, wxPoint( 0, 0 ), UNSPECIFIED_COLOR, g_XorMode, NULL, DefaultTransform );
+                aItem->Draw( aPanel, aDc, wxPoint( 0, 0 ), UNSPECIFIED_COLOR,
+                             g_XorMode, NULL, DefaultTransform );
 
             drawings.erase( i );
             SetModified();
@@ -1763,15 +1757,6 @@ void LIB_PART::AddAlias( const wxString& aName )
 }
 
 
-/** Set the separator char between the subpart id and the reference
- * 0 (no separator) or '.' , '-' and '_'
- * and the ascii char value to calculate the subpart symbol id from the part number:
- * 'A' or '1' only are allowed. (to print U1.A or U1.1)
- * if this is a digit, a number is used as id symbol
- * Note also if the subpart symbol is a digit, the separator cannot be null.
- * @param aSep = the separator symbol (0 (no separator) or '.' , '-' and '_')
- * @param aFirstId = the Id of the first part ('A' or '1')
- */
 void LIB_PART::SetSubpartIdNotation( int aSep, int aFirstId )
 {
     m_subpartFirstId = 'A';