Method openAndSetWaveformFile

src/core/SampleBuffer.cpp:1068–1087

QString SampleBuffer::openAndSetWaveformFile()
{
	if( m_audioFile.isEmpty() )
	{
		m_audioFile = ConfigManager::inst()->factorySamplesDir() + "waveforms/10saw.flac";
	}

	QString fileName = this->openAudioFile();

	if(!fileName.isEmpty())
	{
		this->setAudioFile( fileName );
	}
	else
	{
		m_audioFile = "";
	}

	return fileName;
}