Unify string lists of forbidden footprint chars

We have forbidden lists maintained in 3 separate locations.  This causes
a bit of confusion as to which is correct.

This makes the list uniform but remains to place the character set in a
single location.

common/lib_id.cpp

@@ -374,10 +374,16 @@ bool LIB_ID::isLegalChar( unsigned aUniChar, LIB_ID_TYPE aType )
     if( aUniChar < ' ' )
         return false;
 
+    // This list of characters is also duplicated in validators.cpp and
+    // class_module.cpp
+    // TODO: Unify forbidden character lists
     switch( aUniChar )
     {
     case ':':
     case '/':
+    case '\t':
+    case '\n':
+    case '\r':
         return false;
 
     case '\\':

common/validators.cpp

@@ -68,20 +68,14 @@ void GRID_CELL_TEXT_EDITOR::StartingKey( wxKeyEvent& event )
 }
 
 
-FILE_NAME_CHAR_VALIDATOR::FILE_NAME_CHAR_VALIDATOR( wxString* aValue ) :
+MODULE_NAME_CHAR_VALIDATOR::MODULE_NAME_CHAR_VALIDATOR( wxString* aValue ) :
     wxTextValidator( wxFILTER_EXCLUDE_CHAR_LIST, aValue )
 {
-    // The Windows (DOS) file system forbidden characters already include the forbidden
-    // file name characters for both Posix and OSX systems.  The characters \/:*?|"<> are
-    // illegal and filtered by the validator.
-    wxString illegalChars = wxFileName::GetForbiddenChars( wxPATH_DOS );
-    wxTextValidator nameValidator( wxFILTER_EXCLUDE_CHAR_LIST );
-    wxArrayString illegalCharList;
-
-    for( unsigned i = 0;  i < illegalChars.size();  i++ )
-        illegalCharList.Add( wxString( illegalChars[i] ) );
-
-    SetExcludes( illegalCharList );
+    // This list of characters follows the string from class_module.cpp
+    // which, in turn mimics the strings from lib_id.cpp
+    // TODO: Unify forbidden character lists
+    wxString illegalChars = "%$<>\t\n\r\"\\/:";
+    SetCharExcludes( illegalChars );
  }
 
 

include/validators.h

@@ -60,10 +60,10 @@ protected:
  * footprint names cannot have any characters that would prevent file creation on any platform.
  * The characters \/:*?|"<> are illegal and filtered by the validator.
  */
-class FILE_NAME_CHAR_VALIDATOR : public wxTextValidator
+class MODULE_NAME_CHAR_VALIDATOR : public wxTextValidator
 {
 public:
-    FILE_NAME_CHAR_VALIDATOR( wxString* aValue = NULL );
+    MODULE_NAME_CHAR_VALIDATOR( wxString* aValue = NULL );
 };
 
 

pcbnew/class_module.cpp

@@ -43,6 +43,7 @@
 #include <class_edge_mod.h>
 #include <class_module.h>
 #include <convert_basic_shapes_to_polygon.h>
+#include <validators.h>
 #include <view/view.h>
 
 MODULE::MODULE( BOARD* parent ) :
@@ -1025,8 +1026,11 @@ bool MODULE::IsLibNameValid( const wxString & aName )
 
 const wxChar* MODULE::StringLibNameInvalidChars( bool aUserReadable )
 {
-    static const wxChar invalidChars[] = wxT("%$\t\n\r \"\\/:");
-    static const wxChar invalidCharsReadable[] = wxT("% $ 'tab' 'return' 'line feed' 'space' \\ \" / :");
+    // This list of characters is also duplicated in validators.cpp and
+    // lib_id.cpp
+    // TODO: Unify forbidden character lists
+    static const wxChar invalidChars[] = wxT("%$<>\t\n\r\"\\/:");
+    static const wxChar invalidCharsReadable[] = wxT("% $ < > 'tab' 'return' 'line feed' \\ \" / :");
 
     if( aUserReadable )
         return invalidCharsReadable;

pcbnew/dialogs/dialog_edit_footprint_for_fp_editor.cpp

@@ -106,7 +106,7 @@ DIALOG_FOOTPRINT_FP_EDITOR::DIALOG_FOOTPRINT_FP_EDITOR( FOOTPRINT_EDIT_FRAME* aP
 
     bLowerSizer3D->Add( m_PreviewPane, 1, wxEXPAND, 5 );
 
-    m_FootprintNameCtrl->SetValidator( FILE_NAME_CHAR_VALIDATOR() );
+    m_FootprintNameCtrl->SetValidator( MODULE_NAME_CHAR_VALIDATOR() );
 
     // Set font sizes
     wxFont infoFont = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );

pcbnew/footprint_libraries_utils.cpp

@@ -1046,7 +1046,7 @@ MODULE* PCB_BASE_FRAME::CreateNewModule( const wxString& aModuleName )
     if( moduleName.IsEmpty() )
     {
         WX_TEXT_ENTRY_DIALOG dlg( this, FMT_MOD_REF, FMT_MOD_CREATE, moduleName );
-        dlg.SetTextValidator( FILE_NAME_CHAR_VALIDATOR( &moduleName ) );
+        dlg.SetTextValidator( MODULE_NAME_CHAR_VALIDATOR( &moduleName ) );
 
         if( dlg.ShowModal() != wxID_OK )
             return NULL;    //Aborted by user

pcbnew/microwave/microwave_inductor.cpp

@@ -373,7 +373,7 @@ MODULE* MWAVE::CreateMicrowaveInductor( INDUCTOR_PATTERN& inductorPattern,
     // Generate footprint. the value is also used as footprint name.
     msg = "L";
     WX_TEXT_ENTRY_DIALOG cmpdlg( aPcbFrame, _( "Component Value:" ), wxEmptyString, msg );
-    cmpdlg.SetTextValidator( FILE_NAME_CHAR_VALIDATOR( &msg ) );
+    cmpdlg.SetTextValidator( MODULE_NAME_CHAR_VALIDATOR( &msg ) );
 
     if( ( cmpdlg.ShowModal() != wxID_OK ) || msg.IsEmpty() )
         return nullptr;    //  Aborted by user