initial release, slider with automation

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@208 0778d3d1-df1d-0410-868b-ea421aaaa00d

include/automatable_slider.h

@@ -0,0 +1,99 @@
+/*
+ * automatable_slider.h - class automatableSlider, a QSlider with automation
+ *
+ * Copyright (c) 2006 Javier Serrano Polo <jasp00/at/users.sourceforge.net>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ */
+
+
+#ifndef _AUTOMATABLE_SLIDER_H
+#define _AUTOMATABLE_SLIDER_H
+
+#include "qt3support.h"
+
+#ifdef QT4
+
+#include <QtGui/QSlider>
+
+#else
+
+#include <qslider.h>
+
+#endif
+
+#include "knob.h"
+
+
+
+
+class automatableSlider : public QSlider
+{
+	Q_OBJECT
+public:
+	automatableSlider( QWidget * _parent, const QString & _name,
+				engine * _engine, class track * _track );
+	virtual ~automatableSlider();
+
+	virtual void setRange( int _min, int _max );
+	virtual void setValue( int _value );
+	virtual void setInitValue( int _value );
+
+	virtual void saveSettings( QDomDocument & _doc, QDomElement & _this,
+							const QString & _name );
+	virtual void loadSettings( const QDomElement & _this,
+							const QString & _name );
+
+	int logicValue( void );
+	void clearAutomationValues( void );
+
+	bool showStatus( void )
+	{
+		return( m_show_status );
+	}
+
+
+signals:
+	void logicValueChanged( int _value );
+	void logicSliderMoved( int _value );
+
+
+protected:
+	virtual void contextMenuEvent( QContextMenuEvent * _me );
+	virtual void mousePressEvent( QMouseEvent * _me );
+	virtual void mouseReleaseEvent( QMouseEvent * _me );
+	virtual void wheelEvent( QWheelEvent * _me );
+
+
+private:
+	knob * m_knob;
+	bool m_show_status;
+
+
+private slots:
+	void changeValue( int _value );
+	void moveSlider( int _value );
+	void updateSlider( void );
+
+} ;
+
+
+
+
+#endif