+
+/*!
+ Returns the user file name for specified application
+*/
+QString SUIT_ResourceMgr::userFileName( const QString& appName, const bool for_load ) const
+{
+ QString pathName;
+
+ QStringList arguments = QApplication::arguments();
+ // Try config file, given in arguments
+ for (int i = 1; i < arguments.count(); i++) {
+ QRegExp rx ("--resources=(.+)");
+ if ( rx.indexIn( arguments[i] ) >= 0 && rx.numCaptures() > 0 ) {
+ QString file = rx.cap(1);
+ QFileInfo fi (file);
+ pathName = fi.absoluteFilePath();
+ }
+ }
+
+ if (!pathName.isEmpty())
+ return pathName;
+
+ // QtxResourceMgr::userFileName() + '.' + version()
+ pathName = QtxResourceMgr::userFileName( appName );
+
+ if ( !version().isEmpty() )
+ pathName += QString( "." ) + version();
+
+ if ( !QFileInfo( pathName ).exists() && for_load )
+ {
+ QString newName = findAppropriateUserFile( pathName );
+ if ( !newName.isEmpty() )
+ pathName = newName;
+ }
+
+ return pathName;
+}
+
+/*!
+ Finds other the most appropriate user file instead missing one
+*/
+QString SUIT_ResourceMgr::findAppropriateUserFile( const QString& fname ) const
+{
+ QString appr_file;
+
+ // calculate default file id from user file name
+ long id0 = userFileId( fname );
+ if ( id0 < 0 ) // can't calculate file id from user file name, no further processing
+ return appr_file;
+
+ long id, appr = -1;
+
+ QStringList all_files;
+
+ // get all files from the same dir where use file is (should be) situated
+ QDir d( QFileInfo( fname ).dir() );
+ if ( d.exists() ) {
+ d.setFilter( QDir::Files | QDir::Hidden | QDir::NoSymLinks );
+ QStringList l = d.entryList();
+ foreach( QString ll, l )
+ all_files << d.absoluteFilePath( ll );
+ }
+ // backward compatibility: check also user's home directory (if it differs from above one)
+ QDir home = QDir::home();
+ if ( home.exists() && d.canonicalPath() != home.canonicalPath() ) {
+ home.setFilter( QDir::Files | QDir::Hidden | QDir::NoSymLinks );
+ QStringList l = home.entryList();
+ foreach( QString ll, l )
+ all_files << home.absoluteFilePath( ll );
+ }
+
+ for( QStringList::const_iterator anIt = all_files.begin(), aLast = all_files.end(); anIt!=aLast; anIt++ )
+ {
+ id = userFileId( *anIt );
+ if ( id < 0 )
+ continue;
+
+ if( appr < 0 || qAbs( id-id0 ) < qAbs( appr-id0 ) )
+ {
+ appr = id;
+ appr_file = d.absoluteFilePath( *anIt );
+ }
+ else if ( qAbs( id-id0 ) == qAbs( appr-id0 ) ) {
+ // appr == id that means that another file with equal version id is detected
+ // this can happen, e.g. if one file begins with "." and other one - not
+ // ...
+ // VSR 24/09/2012: issue 0021781: since version 6.6.0 user filename is not prepended with "."
+ // when it is stored in the ~/.config/<appname> directory;
+ // for backward compatibility we also check files prepended with "." with lower priority
+ if ( !QFileInfo( *anIt ).fileName().startsWith(".") )
+ appr_file = home.absoluteFilePath( *anIt );
+ }
+ }
+
+ return appr_file;
+}
+
+/*!
+ Calculates integer extended version number by user file name for comparing
+*/
+long SUIT_ResourceMgr::userFileId( const QString& ) const
+{
+ return -1;
+}