removed overwrite-check as in Qt4 QFileDialog does this on its own

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@754 0778d3d1-df1d-0410-868b-ea421aaaa00d

include/mmp.h

@@ -59,7 +59,7 @@ public:
 
 	QString nameWithExtension( const QString & _fn ) const;
 
-	bool writeFile( QString & _fn, bool _overwrite_check = TRUE );
+	bool writeFile( const QString & _fn );
 
 	inline QDomElement & content( void )
 	{

src/core/song.cpp

@@ -891,8 +891,7 @@ bool song::saveProject( void )
 	m_playPos[Mode_PlaySong].m_timeLine->saveState( mmp, mmp.content() );
 
 	m_fileName = mmp.nameWithExtension( m_fileName );
-	if( mmp.writeFile( m_fileName, m_oldFileName == "" ||
-					m_fileName != m_oldFileName ) == TRUE )
+	if( mmp.writeFile( m_fileName ) == TRUE )
 	{
 		textFloat::displayMessage( tr( "Project saved" ),
 					tr( "The project %1 is now saved."

src/lib/mmp.cpp

@@ -226,7 +226,7 @@ QString multimediaProject::nameWithExtension( const QString & _fn ) const
 
 
 
-bool multimediaProject::writeFile( QString & _fn, bool _overwrite_check )
+bool multimediaProject::writeFile( const QString & _fn )
 {
 	if( type() == SongProject || type() == SongProjectTemplate
 					|| type() == InstrumentTrackSettings )
@@ -237,21 +237,6 @@ bool multimediaProject::writeFile( QString & _fn, bool _overwrite_check )
 
 	QString fn = nameWithExtension( _fn );
 	QFile outfile( fn );
-	if( _overwrite_check == TRUE &&
-		outfile.exists() == TRUE &&
-		QMessageBox::question( NULL,
-					songEditor::tr( "File already exists" ),
-					songEditor::tr( "The file %1 already "
-							"exists.\nDo you want "
-							"to overwrite it?"
-						).arg( fn ),
-					QMessageBox::Yes, QMessageBox::No )
-			== QMessageBox::No )
-	{
-		return( FALSE );
-	}
-
-
 	if( !outfile.open( QIODevice::WriteOnly | QIODevice::Truncate ) )
 	{
 		QMessageBox::critical( NULL, songEditor::tr( "Could not write "