Rename TCO and related to Clip (#6226)

This PR renames

    TCO -> Clip
    Pattern -> MidiClip
    *TCO and *TCOView -> *Clip and *ClipView

The savefiles are not yet modified by this PR.

include/AudioEngine.h

@@ -56,9 +56,6 @@ const int BYTES_PER_SURROUND_FRAME = sizeof( surroundSampleFrame );
 const float OUTPUT_SAMPLE_MULTIPLIER = 32767.0f;
 
 
-#include "PlayHandle.h"
-
-
 class AudioEngineWorkerThread;
 
 

include/AutomationClip.h

@@ -1,6 +1,6 @@
 /*
- * AutomationPattern.h - declaration of class AutomationPattern, which contains
- *                       all information about an automation pattern
+ * AutomationClip.h - declaration of class AutomationClip, which contains
+ *                       all information about an automation clip
  *
  * Copyright (c) 2008-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  * Copyright (c) 2006-2008 Javier Serrano Polo <jasp00/at/users.sourceforge.net>
@@ -24,14 +24,14 @@
  *
  */
 
-#ifndef AUTOMATION_PATTERN_H
-#define AUTOMATION_PATTERN_H
+#ifndef AUTOMATION_CLIP_H
+#define AUTOMATION_CLIP_H
 
 #include <QtCore/QMap>
 #include <QtCore/QPointer>
 
 #include "AutomationNode.h"
-#include "TrackContentObject.h"
+#include "Clip.h"
 
 
 class AutomationTrack;
@@ -39,7 +39,7 @@ class TimePos;
 
 
 
-class LMMS_EXPORT AutomationPattern : public TrackContentObject
+class LMMS_EXPORT AutomationClip : public Clip
 {
 	Q_OBJECT
 public:
@@ -55,9 +55,9 @@ public:
 
 	using TimemapIterator = timeMap::const_iterator;
 
-	AutomationPattern( AutomationTrack * _auto_track );
-	AutomationPattern( const AutomationPattern & _pat_to_copy );
-	virtual ~AutomationPattern() = default;
+	AutomationClip( AutomationTrack * _auto_track );
+	AutomationClip( const AutomationClip & _clip_to_copy );
+	virtual ~AutomationClip() = default;
 
 	bool addObject( AutomatableModel * _obj, bool _search_dup = true );
 
@@ -149,15 +149,15 @@ public:
 	void saveSettings( QDomDocument & _doc, QDomElement & _parent ) override;
 	void loadSettings( const QDomElement & _this ) override;
 
-	static const QString classNodeName() { return "automationpattern"; }
+	static const QString classNodeName() { return "automationclip"; }
 	QString nodeName() const override { return classNodeName(); }
 
-	TrackContentObjectView * createView( TrackView * _tv ) override;
+	ClipView * createView( TrackView * _tv ) override;
 
 
 	static bool isAutomated( const AutomatableModel * _m );
-	static QVector<AutomationPattern *> patternsForModel( const AutomatableModel * _m );
-	static AutomationPattern * globalAutomationPattern( AutomatableModel * _m );
+	static QVector<AutomationClip *> clipsForModel( const AutomatableModel * _m );
+	static AutomationClip * globalAutomationClip( AutomatableModel * _m );
 	static void resolveAllIDs();
 
 	bool isRecording() const { return m_isRecording; }
@@ -179,9 +179,9 @@ private:
 	void generateTangents(timeMap::iterator it, int numToGenerate);
 	float valueAt( timeMap::const_iterator v, int offset ) const;
 
-	// Mutex to make methods involving automation patterns thread safe
+	// Mutex to make methods involving automation clips thread safe
 	// Mutable so we can lock it from const objects
-	mutable QMutex m_patternMutex;
+	mutable QMutex m_clipMutex;
 
 	AutomationTrack * m_autoTrack;
 	QVector<jo_id_t> m_idsToResolve;
@@ -204,40 +204,40 @@ private:
 	static const float DEFAULT_MIN_VALUE;
 	static const float DEFAULT_MAX_VALUE;
 
-	friend class AutomationPatternView;
+	friend class AutomationClipView;
 	friend class AutomationNode;
 
 } ;
 
-//Short-hand functions to access node values in an automation pattern;
+//Short-hand functions to access node values in an automation clip;
 // replacement for CPP macros with the same purpose; could be refactored
 // further in the future.
-inline float INVAL(AutomationPattern::TimemapIterator it)
+inline float INVAL(AutomationClip::TimemapIterator it)
 {
 	return it->getInValue();
 }
 
-inline float OUTVAL(AutomationPattern::TimemapIterator it)
+inline float OUTVAL(AutomationClip::TimemapIterator it)
 {
 	return it->getOutValue();
 }
 
-inline float OFFSET(AutomationPattern::TimemapIterator it)
+inline float OFFSET(AutomationClip::TimemapIterator it)
 {
 	return it->getValueOffset();
 }
 
-inline float INTAN(AutomationPattern::TimemapIterator it)
+inline float INTAN(AutomationClip::TimemapIterator it)
 {
 	return it->getInTangent();
 }
 
-inline float OUTTAN(AutomationPattern::TimemapIterator it)
+inline float OUTTAN(AutomationClip::TimemapIterator it)
 {
 	return it->getOutTangent();
 }
 
-inline int POS(AutomationPattern::TimemapIterator it)
+inline int POS(AutomationClip::TimemapIterator it)
 {
 	return it.key();
 }

include/AutomationClipView.h

@@ -1,5 +1,5 @@
 /*
- * AutomationPatternView.h - declaration of class AutomationPatternView
+ * AutomationClipView.h - declaration of class AutomationClipView
  *
  * Copyright (c) 2008-2010 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -22,28 +22,28 @@
  *
  */
 
-#ifndef AUTOMATION_PATTERN_VIEW_H
-#define AUTOMATION_PATTERN_VIEW_H
+#ifndef AUTOMATION_CLIP_VIEW_H
+#define AUTOMATION_CLIP_VIEW_H
 
 #include <QStaticText>
 
-#include "AutomationPattern.h"
+#include "AutomationClip.h"
 #include "Song.h"
 #include "SongEditor.h"
-#include "TrackContentObjectView.h"
+#include "ClipView.h"
 
 
-class AutomationPatternView : public TrackContentObjectView
+class AutomationClipView : public ClipView
 {
 	Q_OBJECT
 
 
 public:
-	AutomationPatternView( AutomationPattern * _pat, TrackView * _parent );
-	virtual ~AutomationPatternView();
+	AutomationClipView( AutomationClip * _clip, TrackView * _parent );
+	virtual ~AutomationClipView();
 
 public slots:
-	/// Opens this view's pattern in the global automation editor
+	/// Opens this view's clip in the global automation editor
 	void openInAutomationEditor();
 	void update() override;
 
@@ -65,12 +65,12 @@ protected:
 
 
 private:
-	AutomationPattern * m_pat;
+	AutomationClip * m_clip;
 	QPixmap m_paintPixmap;
 	
 	QStaticText m_staticTextName;
 	
-	static QPixmap * s_pat_rec;
+	static QPixmap * s_clip_rec;
 
 	void scaleTimemapToFit( float oldMin, float oldMax );
 } ;

include/AutomationEditor.h

@@ -34,7 +34,7 @@
 #include "lmms_basics.h"
 #include "JournallingObject.h"
 #include "TimePos.h"
-#include "AutomationPattern.h"
+#include "AutomationClip.h"
 #include "ComboBoxModel.h"
 #include "Knob.h"
 
@@ -61,16 +61,16 @@ class AutomationEditor : public QWidget, public JournallingObject
 	Q_PROPERTY(QColor crossColor MEMBER m_crossColor)
 	Q_PROPERTY(QColor backgroundShade MEMBER m_backgroundShade)
 public:
-	void setCurrentPattern(AutomationPattern * new_pattern);
+	void setCurrentClip(AutomationClip * new_clip);
 
-	inline const AutomationPattern * currentPattern() const
+	inline const AutomationClip * currentClip() const
 	{
-		return m_pattern;
+		return m_clip;
 	}
 
-	inline bool validPattern() const
+	inline bool validClip() const
 	{
-		return m_pattern != nullptr;
+		return m_clip != nullptr;
 	}
 
 	void saveSettings(QDomDocument & doc, QDomElement & parent) override;
@@ -89,11 +89,11 @@ public:
 
 public slots:
 	void update();
-	void updateAfterPatternChange();
+	void updateAfterClipChange();
 
 
 protected:
-	typedef AutomationPattern::timeMap timeMap;
+	typedef AutomationClip::timeMap timeMap;
 
 	void keyPressEvent(QKeyEvent * ke) override;
 	void leaveEvent(QEvent * e) override;
@@ -125,7 +125,7 @@ protected slots:
 	void setEditMode(AutomationEditor::EditModes mode);
 	void setEditMode(int mode);
 
-	void setProgressionType(AutomationPattern::ProgressionTypes type);
+	void setProgressionType(AutomationClip::ProgressionTypes type);
 	void setProgressionType(int type);
 	void setTension();
 
@@ -134,7 +134,7 @@ protected slots:
 	void zoomingXChanged();
 	void zoomingYChanged();
 
-	/// Updates the pattern's quantization using the current user selected value.
+	/// Updates the clip's quantization using the current user selected value.
 	void setQuantization();
 
 private:
@@ -178,7 +178,7 @@ private:
 
 	FloatModel * m_tensionModel;
 
-	AutomationPattern * m_pattern;
+	AutomationClip * m_clip;
 	float m_minLevel;
 	float m_maxLevel;
 	float m_step;
@@ -234,7 +234,7 @@ private:
 
 
 signals:
-	void currentPatternChanged();
+	void currentClipChanged();
 	void positionChanged( const TimePos & );
 } ;
 
@@ -251,23 +251,23 @@ public:
 	AutomationEditorWindow();
 	~AutomationEditorWindow();
 
-	void setCurrentPattern(AutomationPattern* pattern);
-	const AutomationPattern* currentPattern();
+	void setCurrentClip(AutomationClip* clip);
+	const AutomationClip* currentClip();
 
 	void dropEvent( QDropEvent * _de ) override;
 	void dragEnterEvent( QDragEnterEvent * _dee ) override;
 
-	void open(AutomationPattern* pattern);
+	void open(AutomationClip* clip);
 
 	AutomationEditor* m_editor;
 
 	QSize sizeHint() const override;
 
 public slots:
-	void clearCurrentPattern();
+	void clearCurrentClip();
 
 signals:
-	void currentPatternChanged();
+	void currentClipChanged();
 
 protected:
 	void focusInEvent(QFocusEvent * event) override;

include/AutomationNode.h

@@ -26,18 +26,18 @@
 #ifndef AUTOMATION_NODE_H
 #define AUTOMATION_NODE_H
 
-class AutomationPattern;
+class AutomationClip;
 
 
-// Note: We use the default copy-assignment on the AutomationPattern constructor. It's
+// Note: We use the default copy-assignment on the AutomationClip constructor. It's
 // fine for now as we don't have dynamic allocated members, but if any are added we should
 // have an user-defined one to perform a deep-copy.
 class AutomationNode
 {
 public:
 	AutomationNode(); // Dummy constructor for the QMap
-	AutomationNode(AutomationPattern* pat, float value, int pos);
-	AutomationNode(AutomationPattern* pat, float inValue, float outValue, int pos);
+	AutomationNode(AutomationClip* clip, float value, int pos);
+	AutomationNode(AutomationClip* clip, float inValue, float outValue, int pos);
 
 	AutomationNode& operator+=(float f)
 	{
@@ -123,18 +123,18 @@ public:
 	}
 
 	/**
-	 * @brief Sets the pattern this node belongs to
-	 * @param AutomationPattern* pattern that m_pattern will be
+	 * @brief Sets the clip this node belongs to
+	 * @param AutomationClip* clip that m_clip will be
 	 * set to
 	 */
-	inline void setPattern(AutomationPattern* pat)
+	inline void setClip(AutomationClip* clip)
 	{
-		m_pattern = pat;
+		m_clip = clip;
 	}
 
 private:
-	// Pattern that this node belongs to
-	AutomationPattern* m_pattern;
+	// Clip that this node belongs to
+	AutomationClip* m_clip;
 
 	// Time position of this node (matches the timeMap key)
 	int m_pos;

include/AutomationTrack.h

@@ -38,7 +38,7 @@ public:
 	virtual ~AutomationTrack() = default;
 
 	virtual bool play( const TimePos & _start, const fpp_t _frames,
-						const f_cnt_t _frame_base, int _tco_num = -1 ) override;
+						const f_cnt_t _frame_base, int _clip_num = -1 ) override;
 
 	QString nodeName() const override
 	{
@@ -46,7 +46,7 @@ public:
 	}
 
 	TrackView * createView( TrackContainerView* ) override;
-	TrackContentObject* createTCO(const TimePos & pos) override;
+	Clip* createClip(const TimePos & pos) override;
 
 	virtual void saveTrackSpecificSettings( QDomDocument & _doc,
 							QDomElement & _parent ) override;

include/BBClip.h

@@ -1,5 +1,5 @@
 /*
- * BBTCO.h
+ * BBClip.h
  *
  * Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -23,31 +23,31 @@
  */
  
 
-#ifndef BB_TCO_H
-#define BB_TCO_H
+#ifndef BB_CLIP_H
+#define BB_CLIP_H
 
-#include "TrackContentObjectView.h"
+#include "ClipView.h"
 
 
-class BBTCO : public TrackContentObject
+class BBClip : public Clip
 {
 public:
-	BBTCO( Track * _track );
-	virtual ~BBTCO() = default;
+	BBClip( Track * _track );
+	virtual ~BBClip() = default;
 
 	void saveSettings( QDomDocument & _doc, QDomElement & _parent ) override;
 	void loadSettings( const QDomElement & _this ) override;
 	inline QString nodeName() const override
 	{
-		return( "bbtco" );
+		return( "bbclip" );
 	}
 
 	int bbTrackIndex();
 
-	TrackContentObjectView * createView( TrackView * _tv ) override;
+	ClipView * createView( TrackView * _tv ) override;
 
 private:
-	friend class BBTCOView;
+	friend class BBClipView;
 } ;
 
 

include/BBClipView.h

@@ -1,5 +1,5 @@
 /*
- * BBTCOView.h
+ * BBClipView.h
  *
  * Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -23,20 +23,20 @@
  */
  
 
-#ifndef BB_TCO_VIEW_H
-#define BB_TCO_VIEW_H
+#ifndef BB_CLIP_VIEW_H
+#define BB_CLIP_VIEW_H
 
-#include "BBTCO.h"
+#include "BBClip.h"
 
 #include <QStaticText>
 
 
-class BBTCOView : public TrackContentObjectView
+class BBClipView : public ClipView
 {
 	Q_OBJECT
 public:
-	BBTCOView( TrackContentObject * _tco, TrackView * _tv );
-	virtual ~BBTCOView() = default;
+	BBClipView( Clip * _clip, TrackView * _tv );
+	virtual ~BBClipView() = default;
 
 
 public slots:
@@ -55,7 +55,7 @@ protected:
 
 
 private:
-	BBTCO * m_bbTCO;
+	BBClip * m_bbClip;
 	QPixmap m_paintPixmap;
 	
 	QStaticText m_staticTextName;

include/BBEditor.h

@@ -71,7 +71,7 @@ class BBTrackContainerView : public TrackContainerView
 public:
 	BBTrackContainerView(BBTrackContainer* tc);
 
-	bool fixedTCOs() const override
+	bool fixedClips() const override
 	{
 		return true;
 	}
@@ -87,7 +87,7 @@ public slots:
 	void removeSteps();
 	void addSampleTrack();
 	void addAutomationTrack();
-	void clonePattern();
+	void cloneClip();
 
 protected slots:
 	void dropEvent(QDropEvent * de ) override;

include/BBTrack.h

@@ -30,7 +30,7 @@
 
 #include <QtCore/QMap>
 
-#include "BBTCOView.h"
+#include "BBClipView.h"
 #include "Track.h"
 
 class TrackLabelButton;
@@ -45,9 +45,9 @@ public:
 	virtual ~BBTrack();
 
 	virtual bool play( const TimePos & _start, const fpp_t _frames,
-						const f_cnt_t _frame_base, int _tco_num = -1 ) override;
+						const f_cnt_t _frame_base, int _clip_num = -1 ) override;
 	TrackView * createView( TrackContainerView* tcv ) override;
-	TrackContentObject* createTCO(const TimePos & pos) override;
+	Clip* createClip(const TimePos & pos) override;
 
 	virtual void saveTrackSpecificSettings( QDomDocument & _doc,
 							QDomElement & _parent ) override;

include/BBTrackContainer.h

@@ -38,7 +38,7 @@ public:
 	BBTrackContainer();
 	virtual ~BBTrackContainer();
 
-	virtual bool play(TimePos start, const fpp_t frames, const f_cnt_t frameBase, int tcoNum = -1);
+	virtual bool play(TimePos start, const fpp_t frames, const f_cnt_t frameBase, int clipNum = -1);
 
 	void updateAfterTrackAdd() override;
 
@@ -57,11 +57,11 @@ public:
 
 	void swapBB(int bb1, int bb2);
 
-	void updateBBTrack(TrackContentObject * tco);
+	void updateBBTrack(Clip * clip);
 	void fixIncorrectPositions();
-	void createTCOsForBB(int bb);
+	void createClipsForBB(int bb);
 
-	AutomatedValueMap automatedValuesAt(TimePos time, int tcoNum) const override;
+	AutomatedValueMap automatedValuesAt(TimePos time, int clipNum) const override;
 
 public slots:
 	void play();

include/Clip.h

@@ -1,5 +1,5 @@
 /*
- * TrackConteintObject.h - declaration of TrackContentObject class
+ * TrackConteintObject.h - declaration of Clip class
  *
  * Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -32,20 +32,20 @@
 
 
 class Track;
-class TrackContentObjectView;
+class ClipView;
 class TrackContainer;
 class TrackView;
 
 
-class LMMS_EXPORT TrackContentObject : public Model, public JournallingObject
+class LMMS_EXPORT Clip : public Model, public JournallingObject
 {
 	Q_OBJECT
 	MM_OPERATORS
 	mapPropertyFromModel(bool,isMuted,setMuted,m_mutedModel);
 	mapPropertyFromModel(bool,isSolo,setSolo,m_soloModel);
 public:
-	TrackContentObject( Track * track );
-	virtual ~TrackContentObject();
+	Clip( Track * track );
+	virtual ~Clip();
 
 	inline Track * getTrack() const
 	{
@@ -117,7 +117,7 @@ public:
 	virtual void movePosition( const TimePos & pos );
 	virtual void changeLength( const TimePos & length );
 
-	virtual TrackContentObjectView * createView( TrackView * tv ) = 0;
+	virtual ClipView * createView( TrackView * tv ) = 0;
 
 	inline void selectViewOnCreate( bool select )
 	{
@@ -130,13 +130,13 @@ public:
 	}
 
 	/// Returns true if and only if a->startPosition() < b->startPosition()
-	static bool comparePosition(const TrackContentObject* a, const TrackContentObject* b);
+	static bool comparePosition(const Clip* a, const Clip* b);
 
 	TimePos startTimeOffset() const;
 	void setStartTimeOffset( const TimePos &startTimeOffset );
 
-	// Will copy the state of a TCO to another TCO
-	static void copyStateTo( TrackContentObject *src, TrackContentObject *dst );
+	// Will copy the state of a clip to another clip
+	static void copyStateTo( Clip *src, Clip *dst );
 
 public slots:
 	void toggleMute();
@@ -145,7 +145,7 @@ public slots:
 signals:
 	void lengthChanged();
 	void positionChanged();
-	void destroyedTCO();
+	void destroyedClip();
 	void colorChanged();
 
 
@@ -173,7 +173,7 @@ private:
 	QColor m_color;
 	bool m_useCustomClipColor;
 
-	friend class TrackContentObjectView;
+	friend class ClipView;
 
 } ;
 

include/ClipView.h

@@ -1,5 +1,5 @@
 /*
- * TrackContentObjectView.h - declaration of TrackContentObjectView class
+ * ClipView.h - declaration of ClipView class
  *
  * Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -30,7 +30,7 @@
 
 #include "ModelView.h"
 #include "Rubberband.h"
-#include "TrackContentObject.h"
+#include "Clip.h"
 
 
 class QMenu;
@@ -38,11 +38,11 @@ class QContextMenuEvent;
 
 class DataFile;
 class TextFloat;
-class TrackContentObject;
+class Clip;
 class TrackView;
 
 
-class TrackContentObjectView : public selectableObject, public ModelView
+class ClipView : public selectableObject, public ModelView
 {
 	Q_OBJECT
 
@@ -53,7 +53,7 @@ class TrackContentObjectView : public selectableObject, public ModelView
 	Q_PROPERTY( QColor textColor READ textColor WRITE setTextColor )
 	Q_PROPERTY( QColor textBackgroundColor READ textBackgroundColor WRITE setTextBackgroundColor )
 	Q_PROPERTY( QColor textShadowColor READ textShadowColor WRITE setTextShadowColor )
-	Q_PROPERTY( QColor BBPatternBackground READ BBPatternBackground WRITE setBBPatternBackground )
+	Q_PROPERTY( QColor BBClipBackground READ BBClipBackground WRITE setBBClipBackground )
 	Q_PROPERTY( bool gradient READ gradient WRITE setGradient )
 	// We have to use a QSize here because using QPoint isn't supported.
 	// width -> x, height -> y
@@ -61,14 +61,14 @@ class TrackContentObjectView : public selectableObject, public ModelView
 	Q_PROPERTY( QSize mouseHotspotKnife MEMBER m_mouseHotspotKnife )
 
 public:
-	TrackContentObjectView( TrackContentObject * tco, TrackView * tv );
-	virtual ~TrackContentObjectView();
+	ClipView( Clip * clip, TrackView * tv );
+	virtual ~ClipView();
 
-	bool fixedTCOs();
+	bool fixedClips();
 
-	inline TrackContentObject * getTrackContentObject()
+	inline Clip * getClip()
 	{
-		return m_tco;
+		return m_clip;
 	}
 
 	inline TrackView * getTrackView()
@@ -83,7 +83,7 @@ public:
 	QColor textColor() const;
 	QColor textBackgroundColor() const;
 	QColor textShadowColor() const;
-	QColor BBPatternBackground() const;
+	QColor BBClipBackground() const;
 	bool gradient() const;
 	void setMutedColor( const QColor & c );
 	void setMutedBackgroundColor( const QColor & c );
@@ -91,30 +91,30 @@ public:
 	void setTextColor( const QColor & c );
 	void setTextBackgroundColor( const QColor & c );
 	void setTextShadowColor( const QColor & c );
-	void setBBPatternBackground( const QColor & c );
+	void setBBClipBackground( const QColor & c );
 	void setGradient( const bool & b );
 
 	// access needsUpdate member variable
 	bool needsUpdate();
 	void setNeedsUpdate( bool b );
 
-	// Method to get a QVector of TCOs to be affected by a context menu action
-	QVector<TrackContentObjectView *> getClickedTCOs();
+	// Method to get a QVector of Clips to be affected by a context menu action
+	QVector<ClipView *> getClickedClips();
 
-	// Methods to remove, copy, cut, paste and mute a QVector of TCO views
-	void copy( QVector<TrackContentObjectView *> tcovs );
-	void cut( QVector<TrackContentObjectView *> tcovs );
+	// Methods to remove, copy, cut, paste and mute a QVector of Clip views
+	void copy( QVector<ClipView *> clipvs );
+	void cut( QVector<ClipView *> clipvs );
 	void paste();
 	// remove and toggleMute are static because they don't depend
-	// being called from a particular TCO view, but can be called anywhere as long
-	// as a valid TCO view list is given, while copy/cut require an instance for
+	// being called from a particular Clip view, but can be called anywhere as long
+	// as a valid Clip view list is given, while copy/cut require an instance for
 	// some metadata to be written to the clipboard.
-	static void remove( QVector<TrackContentObjectView *> tcovs );
-	static void toggleMute( QVector<TrackContentObjectView *> tcovs );
-	static void mergeTCOs(QVector<TrackContentObjectView*> tcovs);
+	static void remove( QVector<ClipView *> clipvs );
+	static void toggleMute( QVector<ClipView *> clipvs );
+	static void mergeClips(QVector<ClipView*> clipvs);
 
 	// Returns true if selection can be merged and false if not
-	static bool canMergeSelection(QVector<TrackContentObjectView*> tcovs);
+	static bool canMergeSelection(QVector<ClipView*> clipvs);
 
 	QColor getColorForDisplay( QColor );
 
@@ -142,8 +142,8 @@ protected:
 	};
 
 	TrackView * m_trackView;
-	TimePos m_initialTCOPos;
-	TimePos m_initialTCOEnd;
+	TimePos m_initialClipPos;
+	TimePos m_initialClipEnd;
 
 	bool m_marker = false;
 	int m_markerPos = 0;
@@ -171,7 +171,7 @@ protected:
 	float pixelsPerBar();
 
 
-	DataFile createTCODataFiles(const QVector<TrackContentObjectView *> & tcos) const;
+	DataFile createClipDataFiles(const QVector<ClipView *> & clips) const;
 
 	virtual void paintTextLabel(QString const & text, QPainter & painter);
 
@@ -196,7 +196,7 @@ private:
 
 	static TextFloat * s_textFloat;
 
-	TrackContentObject * m_tco;
+	Clip * m_clip;
 	Actions m_action;
 	QPoint m_initialMousePos;
 	QPoint m_initialMouseGlobalPos;
@@ -211,7 +211,7 @@ private:
 	QColor m_textColor;
 	QColor m_textBackgroundColor;
 	QColor m_textShadowColor;
-	QColor m_BBPatternBackground;
+	QColor m_BBClipBackground;
 	bool m_gradient;
 	QSize m_mouseHotspotHand; // QSize must be used because QPoint
 	QSize m_mouseHotspotKnife; // isn't supported by property system
@@ -224,17 +224,17 @@ private:
 	{
 		m_initialMousePos = pos;
 		m_initialMouseGlobalPos = mapToGlobal( pos );
-		m_initialTCOPos = m_tco->startPosition();
-		m_initialTCOEnd = m_initialTCOPos + m_tco->length();
+		m_initialClipPos = m_clip->startPosition();
+		m_initialClipEnd = m_initialClipPos + m_clip->length();
 	}
 	void setInitialOffsets();
 
 	bool mouseMovedDistance( QMouseEvent * me, int distance );
-	TimePos draggedTCOPos( QMouseEvent * me );
+	TimePos draggedClipPos( QMouseEvent * me );
 	int knifeMarkerPos( QMouseEvent * me );
 	void setColor(const QColor* color);
-	//! Return true iff TCO could be split. Currently only implemented for samples
-	virtual bool splitTCO( const TimePos pos ){ return false; };
+	//! Return true iff the clip could be split. Currently only implemented for samples
+	virtual bool splitClip( const TimePos pos ){ return false; };
 	void updateCursor(QMouseEvent * me);
 } ;
 

include/Clipboard.h

@@ -1,5 +1,5 @@
 /*
- * Clipboard.h - the clipboard for patterns, notes etc.
+ * Clipboard.h - the clipboard for clips, notes etc.
  *
  * Copyright (c) 2004-2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *

include/DataFile.h

@@ -53,7 +53,7 @@ public:
 		ClipboardData,
 		JournalData,
 		EffectSettings,
-		NotePattern,
+		MidiClip,
 		TypeCount
 	} ;
 	typedef Types Type;

include/InlineAutomation.h

@@ -26,7 +26,7 @@
 #define INLINE_AUTOMATION_H
 
 #include "AutomationNode.h"
-#include "AutomationPattern.h"
+#include "AutomationClip.h"
 #include "shared_object.h"
 
 
@@ -36,15 +36,15 @@ public:
 	InlineAutomation() :
 		FloatModel(),
 		sharedObject(),
-		m_autoPattern( nullptr )
+		m_autoClip( nullptr )
 	{
 	}
 
 	virtual ~InlineAutomation()
 	{
-		if( m_autoPattern )
+		if( m_autoClip )
 		{
-			delete m_autoPattern;
+			delete m_autoClip;
 		}
 	}
 
@@ -52,16 +52,16 @@ public:
 
 	bool hasAutomation() const
 	{
-		if( m_autoPattern != nullptr && m_autoPattern->getTimeMap().isEmpty() == false )
+		if( m_autoClip != nullptr && m_autoClip->getTimeMap().isEmpty() == false )
 		{
 			// Prevent saving inline automation if there's just one node at the beginning of
-			// the pattern, which has a InValue equal to the value of model (which is going
+			// the clip, which has a InValue equal to the value of model (which is going
 			// to be saved anyways) and no offset between the InValue and OutValue
-			AutomationPattern::timeMap::const_iterator firstNode =
-				m_autoPattern->getTimeMap().begin();
+			AutomationClip::timeMap::const_iterator firstNode =
+				m_autoClip->getTimeMap().begin();
 
 			if (isAtInitValue()
-				&& m_autoPattern->getTimeMap().size() == 1
+				&& m_autoClip->getTimeMap().size() == 1
 				&& POS(firstNode) == 0
 				&& INVAL(firstNode) == value()
 				&& OFFSET(firstNode) == 0)
@@ -75,14 +75,14 @@ public:
 		return false;
 	}
 
-	AutomationPattern * automationPattern()
+	AutomationClip * automationClip()
 	{
-		if( m_autoPattern == nullptr )
+		if( m_autoClip == nullptr )
 		{
-			m_autoPattern = new AutomationPattern( nullptr );
-			m_autoPattern->addObject( this );
+			m_autoClip = new AutomationClip( nullptr );
+			m_autoClip->addObject( this );
 		}
-		return m_autoPattern;
+		return m_autoClip;
 	}
 
 	void saveSettings( QDomDocument & _doc, QDomElement & _parent ) override;
@@ -90,7 +90,7 @@ public:
 
 
 private:
-	AutomationPattern * m_autoPattern;
+	AutomationClip * m_autoClip;
 
 } ;
 

include/InstrumentTrack.h

@@ -111,12 +111,12 @@ public:
 
 	// play everything in given frame-range - creates note-play-handles
 	virtual bool play( const TimePos & _start, const fpp_t _frames,
-						const f_cnt_t _frame_base, int _tco_num = -1 ) override;
+						const f_cnt_t _frame_base, int _clip_num = -1 ) override;
 	// create new view for me
 	TrackView * createView( TrackContainerView* tcv ) override;
 
-	// create new track-content-object = pattern
-	TrackContentObject* createTCO(const TimePos & pos) override;
+	// create new track-content-object = clip
+	Clip* createClip(const TimePos & pos) override;
 
 
 	// called by track

include/MidiClip.h

@@ -1,6 +1,6 @@
 /*
- * Pattern.h - declaration of class Pattern, which contains all information
- *             about a pattern
+ * MidiClip.h - declaration of class MidiClip, which contains all information
+ *              about a clip
  *
  * Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -23,32 +23,32 @@
  *
  */
 
-#ifndef PATTERN_H
-#define PATTERN_H
+#ifndef MIDI_CLIP_H
+#define MIDI_CLIP_H
 
 #include <QStaticText>
 
 #include "Note.h"
-#include "PatternView.h"
-#include "TrackContentObjectView.h"
+#include "MidiClipView.h"
+#include "ClipView.h"
 
 
 class InstrumentTrack;
 
 
-class LMMS_EXPORT Pattern : public TrackContentObject
+class LMMS_EXPORT MidiClip : public Clip
 {
 	Q_OBJECT
 public:
-	enum PatternTypes
+	enum MidiClipTypes
 	{
-		BeatPattern,
-		MelodyPattern
+		BeatClip,
+		MelodyClip
 	} ;
 
-	Pattern( InstrumentTrack* instrumentTrack );
-	Pattern( const Pattern& other );
-	virtual ~Pattern();
+	MidiClip( InstrumentTrack* instrumentTrack );
+	MidiClip( const MidiClip& other );
+	virtual ~MidiClip();
 
 	void init();
 
@@ -75,22 +75,23 @@ public:
 	// Split the list of notes on the given position
 	void splitNotes(NoteVector notes, TimePos pos);
 
-	// pattern-type stuff
-	inline PatternTypes type() const
+	// clip-type stuff
+	inline MidiClipTypes type() const
 	{
-		return m_patternType;
+		return m_clipType;
 	}
 
 
 	// next/previous track based on position in the containing track
-	Pattern * previousPattern() const;
-	Pattern * nextPattern() const;
+	MidiClip * previousMidiClip() const;
+	MidiClip * nextMidiClip() const;
 
 	// settings-management
 	void saveSettings( QDomDocument & _doc, QDomElement & _parent ) override;
 	void loadSettings( const QDomElement & _this ) override;
 	inline QString nodeName() const override
 	{
+		//TODO: rename to "midiClip"
 		return "pattern";
 	}
 
@@ -102,7 +103,7 @@ public:
 	bool empty();
 
 
-	TrackContentObjectView * createView( TrackView * _tv ) override;
+	ClipView * createView( TrackView * _tv ) override;
 
 
 	using Model::dataChanged;
@@ -121,29 +122,29 @@ protected slots:
 
 
 private:
-	TimePos beatPatternLength() const;
+	TimePos beatClipLength() const;
 
-	void setType( PatternTypes _new_pattern_type );
+	void setType( MidiClipTypes _new_clip_type );
 	void checkType();
 
 	void resizeToFirstTrack();
 
 	InstrumentTrack * m_instrumentTrack;
 
-	PatternTypes m_patternType;
+	MidiClipTypes m_clipType;
 
 	// data-stuff
 	NoteVector m_notes;
 	int m_steps;
 
-	Pattern * adjacentPatternByOffset(int offset) const;
+	MidiClip * adjacentMidiClipByOffset(int offset) const;
 
-	friend class PatternView;
+	friend class MidiClipView;
 	friend class BBTrackContainerView;
 
 
 signals:
-	void destroyedPattern( Pattern* );
+	void destroyedMidiClip( MidiClip* );
 } ;
 
 

include/MidiClipView.h

@@ -1,5 +1,5 @@
 /*
- * PatternView.h
+ * MidiClipView.h
  *
  * Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -22,22 +22,22 @@
  *
  */
  
-#ifndef PATTERN_VIEW_H
-#define PATTERN_VIEW_H
+#ifndef MIDI_CLIP_VIEW_H
+#define MIDI_CLIP_VIEW_H
  
-#include "Pattern.h"
-#include "TrackContentObjectView.h"
+#include "MidiClip.h"
+#include "ClipView.h"
 
-class Pattern;
+class MidiClip;
  
  
-class PatternView : public TrackContentObjectView
+class MidiClipView : public ClipView
 {
 	Q_OBJECT
 
 public:
-	PatternView( Pattern* pattern, TrackView* parent );
- 	virtual ~PatternView() = default;
+	MidiClipView( MidiClip* clip, TrackView* parent );
+ 	virtual ~MidiClipView() = default;
 
 	Q_PROPERTY(QColor noteFillColor READ getNoteFillColor WRITE setNoteFillColor)
 	Q_PROPERTY(QColor noteBorderColor READ getNoteBorderColor WRITE setNoteBorderColor)
@@ -57,7 +57,7 @@ public:
 	void setMutedNoteBorderColor(QColor const & color) { m_mutedNoteBorderColor = color; }
 
 public slots:
-	Pattern* getPattern();
+	MidiClip* getMidiClip();
 	void update() override;
 
 
@@ -83,7 +83,7 @@ private:
 	static QPixmap * s_stepBtnOff;
 	static QPixmap * s_stepBtnOffLight;
 
-	Pattern* m_pat;
+	MidiClip* m_clip;
 	QPixmap m_paintPixmap;
 
 	QColor m_noteFillColor;
@@ -98,4 +98,4 @@ private:
  
  
  
- #endif
+ #endif

include/NotePlayHandle.h

@@ -55,7 +55,7 @@ public:
 	// specifies origin of NotePlayHandle
 	enum Origins
 	{
-		OriginPattern,		/*! playback of a note from a pattern */
+		OriginMidiClip,		/*! playback of a note from a MIDI clip */
 		OriginMidiInput,	/*! playback of a MIDI note input event */
 		OriginNoteStacking,	/*! created by note stacking instrument function */
 		OriginArpeggio,		/*! created by arpeggio instrument function */
@@ -69,7 +69,7 @@ public:
 					const Note& noteToPlay,
 					NotePlayHandle* parent = nullptr,
 					int midiEventChannel = -1,
-					Origin origin = OriginPattern );
+					Origin origin = OriginMidiClip );
 	virtual ~NotePlayHandle();
 
 	void * operator new ( size_t size, void * p )
@@ -249,7 +249,7 @@ public:
 	/*! Updates total length (m_frames) depending on a new tempo */
 	void resize( const bpm_t newTempo );
 
-	/*! Set song-global offset (relative to containing pattern) in order to properly perform the note detuning */
+	/*! Set song-global offset (relative to containing MIDI clip) in order to properly perform the note detuning */
 	void setSongGlobalParentOffset( const TimePos& offset )
 	{
 		m_songGlobalParentOffset = offset;
@@ -346,7 +346,7 @@ public:
 					const Note& noteToPlay,
 					NotePlayHandle* parent = nullptr,
 					int midiEventChannel = -1,
-					NotePlayHandle::Origin origin = NotePlayHandle::OriginPattern );
+					NotePlayHandle::Origin origin = NotePlayHandle::OriginMidiClip );
 	static void release( NotePlayHandle * nph );
 	static void extend( int i );
 	static void free();

include/PianoRoll.h

@@ -51,7 +51,7 @@ class QToolButton;
 
 class ComboBox;
 class NotePlayHandle;
-class Pattern;
+class MidiClip;
 class TimeLineWidget;
 
 class PianoRoll : public QWidget
@@ -110,8 +110,8 @@ public:
 	void showVolTextFloat(volume_t vol, const QPoint &pos, int timeout=-1);
 	void showPanTextFloat(panning_t pan, const QPoint &pos, int timeout=-1);
 
-	void setCurrentPattern( Pattern* newPattern );
-	void setGhostPattern( Pattern* newPattern );
+	void setCurrentMidiClip( MidiClip* newMidiClip );
+	void setGhostMidiClip( MidiClip* newMidiClip );
 	void loadGhostNotes( const QDomElement & de );
 	void loadMarkedSemiTones(const QDomElement & de);
 
@@ -130,14 +130,14 @@ public:
 		return m_stepRecorder.isRecording();
 	}
 
-	const Pattern* currentPattern() const
+	const MidiClip* currentMidiClip() const
 	{
-		return m_pattern;
+		return m_midiClip;
 	}
 
-	bool hasValidPattern() const
+	bool hasValidMidiClip() const
 	{
-		return m_pattern != nullptr;
+		return m_midiClip != nullptr;
 	}
 
 	Song::PlayModes desiredPlayModeForAccompany() const;
@@ -215,11 +215,11 @@ protected slots:
 	void changeNoteEditMode( int i );
 	void markSemiTone(int i, bool fromMenu = true);
 
-	void hidePattern( Pattern* pattern );
+	void hideMidiClip( MidiClip* clip );
 
 	void selectRegionFromPixels( int xStart, int xEnd );
 
-	void clearGhostPattern();
+	void clearGhostClip();
 	void glueNotes();
 	void fitNoteLengths(bool fill);
 	void constrainNoteLengths(bool constrainMax);
@@ -228,8 +228,8 @@ protected slots:
 
 
 signals:
-	void currentPatternChanged();
-	void ghostPatternSet(bool);
+	void currentMidiClipChanged();
+	void ghostClipSet(bool);
 	void semiToneMarkerMenuScaleSetEnabled(bool);
 	void semiToneMarkerMenuChordSetEnabled(bool);
 
@@ -349,7 +349,7 @@ private:
 	static const QVector<float> m_zoomLevels;
 	static const QVector<float> m_zoomYLevels;
 
-	Pattern* m_pattern;
+	MidiClip* m_midiClip;
 	NoteVector m_ghostNotes;
 
 	inline const NoteVector & ghostNotes() const
@@ -496,9 +496,9 @@ class PianoRollWindow : public Editor, SerializingObject
 public:
 	PianoRollWindow();
 
-	const Pattern* currentPattern() const;
-	void setCurrentPattern( Pattern* pattern );
-	void setGhostPattern( Pattern* pattern );
+	const MidiClip* currentMidiClip() const;
+	void setCurrentMidiClip( MidiClip* clip );
+	void setGhostMidiClip( MidiClip* clip );
 
 	int quantization() const;
 
@@ -528,17 +528,17 @@ public:
 	bool hasFocus() const;
 
 signals:
-	void currentPatternChanged();
+	void currentMidiClipChanged();
 
 
 private slots:
-	void updateAfterPatternChange();
-	void ghostPatternSet( bool state );
-	void exportPattern();
-	void importPattern();
+	void updateAfterMidiClipChange();
+	void ghostClipSet( bool state );
+	void exportMidiClip();
+	void importMidiClip();
 
 private:
-	void patternRenamed();
+	void clipRenamed();
 	void focusInEvent(QFocusEvent * event) override;
 	void stopStepRecording();
 	void updateStepRecordingIcon();

include/SampleClip.h

@@ -1,5 +1,5 @@
 /*
- * SampleTCO.h
+ * SampleClip.h
  *
  * Copyright (c) 2005-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -22,24 +22,24 @@
  *
  */
  
-#ifndef SAMPLE_TCO_H
-#define SAMPLE_TCO_H
+#ifndef SAMPLE_CLIP_H
+#define SAMPLE_CLIP_H
 
 #include "SampleBuffer.h"
 #include "SampleTrack.h"
-#include "TrackContentObject.h"
+#include "Clip.h"
  
 
-class SampleTCO : public TrackContentObject
+class SampleClip : public Clip
 {
 	Q_OBJECT
 	mapPropertyFromModel(bool,isRecord,setRecord,m_recordModel);
 public:
-	SampleTCO( Track * _track );
-	SampleTCO( const SampleTCO& orig );
-	virtual ~SampleTCO();
+	SampleClip( Track * _track );
+	SampleClip( const SampleClip& orig );
+	virtual ~SampleClip();
 
-	SampleTCO& operator=( const SampleTCO& that ) = delete;
+	SampleClip& operator=( const SampleClip& that ) = delete;
 
 	void changeLength( const TimePos & _length ) override;
 	const QString & sampleFile() const;
@@ -48,7 +48,7 @@ public:
 	void loadSettings( const QDomElement & _this ) override;
 	inline QString nodeName() const override
 	{
-		return "sampletco";
+		return "sampleclip";
 	}
 
 	SampleBuffer* sampleBuffer()
@@ -59,7 +59,7 @@ public:
 	TimePos sampleLength() const;
 	void setSampleStartFrame( f_cnt_t startFrame );
 	void setSamplePlayLength( f_cnt_t length );
-	TrackContentObjectView * createView( TrackView * _tv ) override;
+	ClipView * createView( TrackView * _tv ) override;
 
 
 	bool isPlaying() const;
@@ -71,7 +71,7 @@ public slots:
 	void updateLength();
 	void toggleRecord();
 	void playbackPositionChanged();
-	void updateTrackTcos();
+	void updateTrackClips();
 
 
 private:
@@ -79,7 +79,7 @@ private:
 	BoolModel m_recordModel;
 	bool m_isPlaying;
 
-	friend class SampleTCOView;
+	friend class SampleClipView;
 
 
 signals:

include/SampleClipView.h

@@ -1,5 +1,5 @@
 /*
- * SampleTCOView.h
+ * SampleClipView.h
  *
  * Copyright (c) 2005-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
  *
@@ -22,21 +22,21 @@
  *
  */
 
-#ifndef SAMPLE_TCO_VIEW_H
-#define SAMPLE_TCO_VIEW_H
+#ifndef SAMPLE_CLIP_VIEW_H
+#define SAMPLE_CLIP_VIEW_H
 
-#include "SampleTCOView.h"
+#include "SampleClipView.h"
 
-#include "SampleTCO.h"
-#include "TrackContentObjectView.h"
+#include "SampleClip.h"
+#include "ClipView.h"
 
-class SampleTCOView : public TrackContentObjectView
+class SampleClipView : public ClipView
 {
 	Q_OBJECT
 
 public:
-	SampleTCOView( SampleTCO * _tco, TrackView * _tv );
-	virtual ~SampleTCOView() = default;
+	SampleClipView( SampleClip * _clip, TrackView * _tv );
+	virtual ~SampleClipView() = default;
 
 public slots:
 	void updateSample();
@@ -55,9 +55,9 @@ protected:
 
 
 private:
-	SampleTCO * m_tco;
+	SampleClip * m_clip;
 	QPixmap m_paintPixmap;
-	bool splitTCO( const TimePos pos ) override;
+	bool splitClip( const TimePos pos ) override;
 } ;
 
 

include/SamplePlayHandle.h

@@ -31,7 +31,7 @@
 #include "PlayHandle.h"
 
 class BBTrack;
-class SampleTCO;
+class SampleClip;
 class Track;
 class AudioPort;
 
@@ -41,7 +41,7 @@ class SamplePlayHandle : public PlayHandle
 public:
 	SamplePlayHandle( SampleBuffer* sampleBuffer , bool ownAudioPort = true );
 	SamplePlayHandle( const QString& sampleFile );
-	SamplePlayHandle( SampleTCO* tco );
+	SamplePlayHandle( SampleClip* clip );
 	virtual ~SamplePlayHandle();
 
 	inline bool affinityMatters() const override

include/SampleRecordHandle.h

@@ -34,14 +34,14 @@
 
 class BBTrack;
 class SampleBuffer;
-class SampleTCO;
+class SampleClip;
 class Track;
 
 
 class SampleRecordHandle : public PlayHandle
 {
 public:
-	SampleRecordHandle( SampleTCO* tco );
+	SampleRecordHandle( SampleClip* clip );
 	virtual ~SampleRecordHandle();
 
 	void play( sampleFrame * _working_buffer ) override;
@@ -64,7 +64,7 @@ private:
 
 	Track * m_track;
 	BBTrack * m_bbTrack;
-	SampleTCO * m_tco;
+	SampleClip * m_clip;
 
 } ;
 

include/SampleTrack.h

@@ -30,7 +30,7 @@
 #include "AudioPort.h"
 #include "FadeButton.h"
 #include "Mixer.h"
-#include "SampleTCO.h"
+#include "SampleClip.h"
 #include "SampleTrackView.h"
 #include "Track.h"
 
@@ -43,9 +43,9 @@ public:
 	virtual ~SampleTrack();
 
 	virtual bool play( const TimePos & _start, const fpp_t _frames,
-						const f_cnt_t _frame_base, int _tco_num = -1 ) override;
+						const f_cnt_t _frame_base, int _clip_num = -1 ) override;
 	TrackView * createView( TrackContainerView* tcv ) override;
-	TrackContentObject* createTCO(const TimePos & pos) override;
+	Clip* createClip(const TimePos & pos) override;
 
 
 	virtual void saveTrackSpecificSettings( QDomDocument & _doc,
@@ -82,8 +82,8 @@ signals:
 	void playingChanged();
 
 public slots:
-	void updateTcos();
-	void setPlayingTcos( bool isPlaying );
+	void updateClips();
+	void setPlayingClips( bool isPlaying );
 	void updateMixerChannel();
 
 private:

include/Song.h

@@ -44,7 +44,7 @@
 
 
 class AutomationTrack;
-class Pattern;
+class MidiClip;
 class TimeLineWidget;
 
 
@@ -66,8 +66,8 @@ public:
 		Mode_None,
 		Mode_PlaySong,
 		Mode_PlayBB,
-		Mode_PlayPattern,
-		Mode_PlayAutomationPattern,
+		Mode_PlayMidiClip,
+		Mode_PlayAutomationClip,
 		Mode_Count
 	} ;
 
@@ -276,7 +276,7 @@ public:
 
 
 	bpm_t getTempo();
-	AutomationPattern * tempoAutomationPattern() override;
+	AutomationClip * tempoAutomationClip() override;
 
 	AutomationTrack * globalAutomationTrack()
 	{
@@ -284,7 +284,7 @@ public:
 	}
 
 	//TODO: Add Q_DECL_OVERRIDE when Qt4 is dropped
-	AutomatedValueMap automatedValuesAt(TimePos time, int tcoNum = -1) const override;
+	AutomatedValueMap automatedValuesAt(TimePos time, int clipNum = -1) const override;
 
 	// file management
 	void createNewProject();
@@ -325,7 +325,7 @@ public:
 		return "song";
 	}
 
-	virtual bool fixedTCOs() const
+	virtual bool fixedClips() const
 	{
 		return false;
 	}
@@ -364,7 +364,7 @@ public slots:
 	void record();
 	void playAndRecord();
 	void playBB();
-	void playPattern( const Pattern * patternToPlay, bool loop = true );
+	void playMidiClip( const MidiClip * midiClipToPlay, bool loop = true );
 	void togglePause();
 	void stop();
 
@@ -473,8 +473,8 @@ private:
 	PlayPos m_playPos[Mode_Count];
 	bar_t m_length;
 
-	const Pattern* m_patternToPlay;
-	bool m_loopPattern;
+	const MidiClip* m_midiClipToPlay;
+	bool m_loopMidiClip;
 
 	double m_elapsedMilliSeconds[Mode_Count];
 	tick_t m_elapsedTicks;

include/SongEditor.h

@@ -84,7 +84,7 @@ public slots:
 
 	void updatePosition( const TimePos & t );
 	void updatePositionLine();
-	void selectAllTcos( bool select );
+	void selectAllClips( bool select );
 
 protected:
 	void closeEvent( QCloseEvent * ce ) override;

include/StepRecorder.h

@@ -28,7 +28,7 @@
 
 #include "Note.h"
 #include "lmms_basics.h"
-#include "Pattern.h"
+#include "MidiClip.h"
 
 class PianoRoll;
 class StepRecorderWidget;
@@ -47,7 +47,7 @@ class StepRecorder : public QObject
 	void noteReleased(const Note & n);
 	bool keyPressEvent(QKeyEvent* ke);
 	bool mousePressEvent(QMouseEvent* ke);
-	void setCurrentPattern(Pattern* newPattern);
+	void setCurrentMidiClip(MidiClip* newMidiClip);
 	void setStepsLength(const TimePos& newLength);
 
 	QVector<Note*> getCurStepNotes();
@@ -93,7 +93,7 @@ class StepRecorder : public QObject
 
 	QTimer m_updateReleasedTimer;
 
-	Pattern* m_pattern;
+	MidiClip* m_midiClip;
 
 	class StepNote
 	{
@@ -133,7 +133,7 @@ class StepRecorder : public QObject
 		QElapsedTimer releasedTimer;
 	} ;
 
-	QVector<StepNote*> m_curStepNotes; // contains the current recorded step notes (i.e. while user still press the notes; before they are applied to the pattern)
+	QVector<StepNote*> m_curStepNotes; // contains the current recorded step notes (i.e. while user still press the notes; before they are applied to the clip)
 
 	StepNote* findCurStepNote(const int key);
 

include/TimeLineWidget.h

@@ -235,7 +235,7 @@ private:
 		MovePositionMarker,
 		MoveLoopBegin,
 		MoveLoopEnd,
-		SelectSongTCO,
+		SelectSongClip,
 	} m_action;
 
 	int m_moveXOff;

include/Track.h

@@ -37,7 +37,7 @@
 class TimePos;
 class TrackContainer;
 class TrackContainerView;
-class TrackContentObject;
+class Clip;
 class TrackView;
 
 
@@ -60,7 +60,7 @@ class LMMS_EXPORT Track : public Model, public JournallingObject
 	mapPropertyFromModel(bool,isMuted,setMuted,m_mutedModel);
 	mapPropertyFromModel(bool,isSolo,setSolo,m_soloModel);
 public:
-	typedef QVector<TrackContentObject *> tcoVector;
+	typedef QVector<Clip *> clipVector;
 
 	enum TrackTypes
 	{
@@ -90,11 +90,11 @@ public:
 	}
 
 	virtual bool play( const TimePos & start, const fpp_t frames,
-						const f_cnt_t frameBase, int tcoNum = -1 ) = 0;
+						const f_cnt_t frameBase, int clipNum = -1 ) = 0;
 
 
 	virtual TrackView * createView( TrackContainerView * view ) = 0;
-	virtual TrackContentObject * createTCO( const TimePos & pos ) = 0;
+	virtual Clip * createClip( const TimePos & pos ) = 0;
 
 	virtual void saveTrackSpecificSettings( QDomDocument & doc,
 						QDomElement & parent ) = 0;
@@ -109,25 +109,25 @@ public:
 		m_simpleSerializingMode = true;
 	}
 
-	// -- for usage by TrackContentObject only ---------------
-	TrackContentObject * addTCO( TrackContentObject * tco );
-	void removeTCO( TrackContentObject * tco );
+	// -- for usage by Clip only ---------------
+	Clip * addClip( Clip * clip );
+	void removeClip( Clip * clip );
 	// -------------------------------------------------------
-	void deleteTCOs();
+	void deleteClips();
 
-	int numOfTCOs();
-	TrackContentObject * getTCO( int tcoNum );
-	int getTCONum(const TrackContentObject* tco );
+	int numOfClips();
+	Clip * getClip( int clipNum );
+	int getClipNum(const Clip* clip );
 
-	const tcoVector & getTCOs() const
+	const clipVector & getClips() const
 	{
-		return m_trackContentObjects;
+		return m_clips;
 	}
-	void getTCOsInRange( tcoVector & tcoV, const TimePos & start,
+	void getClipsInRange( clipVector & clipV, const TimePos & start,
 							const TimePos & end );
-	void swapPositionOfTCOs( int tcoNum1, int tcoNum2 );
+	void swapPositionOfClips( int clipNum1, int clipNum2 );
 
-	void createTCOsForBB( int bb );
+	void createClipsForBB( int bb );
 
 
 	void insertBar( const TimePos & pos );
@@ -226,7 +226,7 @@ private:
 
 	bool m_simpleSerializingMode;
 
-	tcoVector m_trackContentObjects;
+	clipVector m_clips;
 
 	QMutex m_processingLock;
 	
@@ -239,7 +239,7 @@ private:
 signals:
 	void destroyedTrack();
 	void nameChanged();
-	void trackContentObjectAdded( TrackContentObject * );
+	void clipAdded( Clip * );
 	void colorChanged();
 } ;
 

include/TrackContainer.h

@@ -32,7 +32,7 @@
 #include "JournallingObject.h"
 
 
-class AutomationPattern;
+class AutomationClip;
 class InstrumentTrack;
 class TrackContainerView;
 
@@ -56,7 +56,7 @@ public:
 	void loadSettings( const QDomElement & _this ) override;
 
 
-	virtual AutomationPattern * tempoAutomationPattern()
+	virtual AutomationClip * tempoAutomationClip()
 	{
 		return nullptr;
 	}
@@ -93,13 +93,13 @@ public:
 		return m_TrackContainerType;
 	}
 
-	virtual AutomatedValueMap automatedValuesAt(TimePos time, int tcoNum = -1) const;
+	virtual AutomatedValueMap automatedValuesAt(TimePos time, int clipNum = -1) const;
 
 signals:
 	void trackAdded( Track * _track );
 
 protected:
-	static AutomatedValueMap automatedValuesFromTracks(const TrackList &tracks, TimePos timeStart, int tcoNum = -1);
+	static AutomatedValueMap automatedValuesFromTracks(const TrackList &tracks, TimePos timeStart, int clipNum = -1);
 
 	mutable QReadWriteLock m_tracksMutex;
 

include/TrackContainerView.h

@@ -65,7 +65,7 @@ public:
 		return m_currentPosition;
 	}
 
-	virtual bool fixedTCOs() const
+	virtual bool fixedClips() const
 	{
 		return false;
 	}

include/TrackContentWidget.h

@@ -34,7 +34,7 @@
 class QMimeData;
 
 class Track;
-class TrackContentObjectView;
+class ClipView;
 class TrackView;
 
 
@@ -55,20 +55,20 @@ public:
 	/*! \brief Updates the background tile pixmap. */
 	void updateBackground();
 
-	void addTCOView( TrackContentObjectView * tcov );
-	void removeTCOView( TrackContentObjectView * tcov );
-	void removeTCOView( int tcoNum )
+	void addClipView( ClipView * clipv );
+	void removeClipView( ClipView * clipv );
+	void removeClipView( int clipNum )
 	{
-		if( tcoNum >= 0 && tcoNum < m_tcoViews.size() )
+		if( clipNum >= 0 && clipNum < m_clipViews.size() )
 		{
-			removeTCOView( m_tcoViews[tcoNum] );
+			removeClipView( m_clipViews[clipNum] );
 		}
 	}
 
-	bool canPasteSelection( TimePos tcoPos, const QDropEvent *de );
-	bool canPasteSelection( TimePos tcoPos, const QMimeData *md, bool allowSameBar = false );
-	bool pasteSelection( TimePos tcoPos, QDropEvent * de );
-	bool pasteSelection( TimePos tcoPos, const QMimeData * md, bool skipSafetyCheck = false );
+	bool canPasteSelection( TimePos clipPos, const QDropEvent *de );
+	bool canPasteSelection( TimePos clipPos, const QMimeData *md, bool allowSameBar = false );
+	bool pasteSelection( TimePos clipPos, QDropEvent * de );
+	bool pasteSelection( TimePos clipPos, const QMimeData * md, bool skipSafetyCheck = false );
 
 	TimePos endPosition( const TimePos & posStart );
 
@@ -126,8 +126,8 @@ private:
 
 	TrackView * m_trackView;
 
-	typedef QVector<TrackContentObjectView *> tcoViewVector;
-	tcoViewVector m_tcoViews;
+	typedef QVector<ClipView *> clipViewVector;
+	clipViewVector m_clipViews;
 
 	QPixmap m_background;
 

include/TrackOperationsWidget.h

@@ -53,7 +53,7 @@ private slots:
 	void selectTrackColor();
 	void randomizeTrackColor();
 	void resetTrackColor();
-	void resetTCOColors();
+	void resetClipColors();
 	void toggleRecording(bool on);
 	void recordingOn();
 	void recordingOff();

include/TrackView.h

@@ -40,7 +40,7 @@ class QMenu;
 class FadeButton;
 class Track;
 class TrackContainerView;
-class TrackContentObject;
+class Clip;
 
 
 const int DEFAULT_SETTINGS_WIDGET_WIDTH = 224;
@@ -50,7 +50,7 @@ const int TRACK_OP_WIDTH = 78;
 const int DEFAULT_SETTINGS_WIDGET_WIDTH_COMPACT = 96;
 const int TRACK_OP_WIDTH_COMPACT = 62;
 
-const int TCO_BORDER_WIDTH = 2;
+const int CLIP_BORDER_WIDTH = 2;
 
 
 class TrackView : public QWidget, public ModelView, public JournallingObject
@@ -163,7 +163,7 @@ private:
 
 
 private slots:
-	void createTCOView( TrackContentObject * tco );
+	void createClipView( Clip * clip );
 	void muteChanged();
 
 } ;