Method loadFile

plugins/vestige/vestige.cpp:321–370

void vestigeInstrument::loadFile( const QString & _file )
{
	m_pluginMutex.lock();
	const bool set_ch_name = ( m_plugin != NULL &&
        	instrumentTrack()->name() == m_plugin->name() ) ||
            	instrumentTrack()->name() == InstrumentTrack::tr( "Default preset" ) ||
            	instrumentTrack()->name() == displayName();

	m_pluginMutex.unlock();

	if ( m_plugin != NULL )
	{
		closePlugin();
	}
	m_pluginDLL = SampleBuffer::tryToMakeRelative( _file );
	TextFloat * tf = NULL;
	if( gui )
	{
		tf = TextFloat::displayMessage(
				tr( "Loading plugin" ),
				tr( "Please wait while loading VST-plugin..." ),
				PLUGIN_NAME::getIconPixmap( "logo", 24, 24 ), 0 );
	}

	m_pluginMutex.lock();
	m_plugin = new VstInstrumentPlugin( m_pluginDLL );
	if( m_plugin->failed() )
	{
		m_pluginMutex.unlock();
		closePlugin();
		delete tf;
		collectErrorForUI( VstPlugin::tr( "The VST plugin %1 could not be loaded." ).arg( m_pluginDLL ) );
		m_pluginDLL = "";
		return;
	}

	m_plugin->createUI(nullptr);
	m_plugin->showUI();

	if( set_ch_name )
	{
		instrumentTrack()->setName( m_plugin->name() );
	}

	m_pluginMutex.unlock();

	emit dataChanged();

	delete tf;
}