- wxString curLine;
- for ( const wxChar *pc = text; ; pc++ )
- {
- if ( *pc == wxT('\n') || *pc == wxT('\0') )
- {
- if ( !curLine )
- {
- // we can't use GetTextExtent - it will return 0 for both width
- // and height and an empty line should count in height
- // calculation
- if ( !heightLineDefault )
- heightLineDefault = heightLine;
- if ( !heightLineDefault )
- GetTextExtent(_T("W"), NULL, &heightLineDefault);
-
- heightTextTotal += heightLineDefault;
- }
- else
- {
- GetTextExtent(curLine, &widthLine, &heightLine);
- if ( widthLine > widthTextMax )
- widthTextMax = widthLine;
- heightTextTotal += heightLine;
- }
-
- if ( *pc == wxT('\n') )
- {
- curLine.Empty();
- }
- else
- {
- // the end of string
- break;
- }
- }
- else
- {
- // we shouldn't take into account the '&' which just introduces the
- // mnemonic characters and so are not shown on the screen -- except
- // when it is preceded by another '&' in which case it stands for a
- // literal ampersand
- if ( *pc == _T('&') )
- {
- if ( !lastWasAmpersand )
- {
- lastWasAmpersand = TRUE;
-
- // skip the statement adding pc to curLine below
- continue;
- }
-
- // it is a literal ampersand
- lastWasAmpersand = FALSE;
- }
-
- curLine += *pc;
- }
- }