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176 lines
4.5 KiB
176 lines
4.5 KiB
/*
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Rosegarden
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A MIDI and audio sequencer and musical notation editor.
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This program is Copyright 2000-2008
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Guillaume Laurent <glaurent@telegraph-road.org>,
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Chris Cannam <cannam@all-day-breakfast.com>,
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Richard Bown <richard.bown@ferventsoftware.com>
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The moral rights of Guillaume Laurent, Chris Cannam, and Richard
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Bown to claim authorship of this work have been asserted.
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Other copyrights also apply to some parts of this work. Please
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see the AUTHORS file and individual file headers for details.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#ifndef _RG_MATRIXSELECTOR_H_
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#define _RG_MATRIXSELECTOR_H_
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#include "MatrixTool.h"
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#include <tqstring.h>
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#include "base/Event.h"
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class TQMouseEvent;
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class TQCanvasRectangle;
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namespace Rosegarden
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{
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class ViewElement;
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class MatrixView;
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class MatrixStaff;
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class MatrixElement;
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class EventSelection;
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class Event;
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class EditTool;
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class MatrixSelector : public MatrixTool
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{
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TQ_OBJECT
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friend class MatrixToolBox;
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public:
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virtual void handleLeftButtonPress(timeT time,
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int height,
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int staffNo,
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TQMouseEvent *event,
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ViewElement *element);
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virtual void handleMidButtonPress(timeT time,
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int height,
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int staffNo,
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TQMouseEvent *event,
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ViewElement *element);
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virtual int handleMouseMove(timeT time,
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int height,
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TQMouseEvent *event);
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virtual void handleMouseRelease(timeT,
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int height,
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TQMouseEvent *event);
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/**
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* Double-click: edit an event or make a whole-bar selection
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*/
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virtual void handleMouseDoubleClick(timeT time,
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int height,
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int staffNo,
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TQMouseEvent* event,
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ViewElement *element);
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/**
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* Triple-click: maybe make a whole-staff selection
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*/
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virtual void handleMouseTripleClick(timeT time,
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int height,
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int staffNo,
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TQMouseEvent* event,
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ViewElement *element);
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/**
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* Create the selection rect
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*
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* We need this because MatrixView deletes all TQCanvasItems
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* along with it. This happens before the MatrixSelector is
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* deleted, so we can't delete the selection rect in
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* ~MatrixSelector because that leads to double deletion.
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*/
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virtual void ready();
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/**
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* Delete the selection rect.
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*/
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virtual void stow();
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/**
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* Returns the currently selected events
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*
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* The returned result is owned by the caller
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*/
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EventSelection* getSelection();
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/**
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* Respond to an event being deleted -- it may be the one the tool
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* is remembering as the current event.
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*/
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virtual void handleEventRemoved(Event *event);
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static const TQString ToolName;
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public slots:
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/**
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* Hide the selection rectangle
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*
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* Should be called after a cut or a copy has been
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* performed
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*/
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void slotHideSelection();
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void slotClickTimeout();
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protected slots:
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void slotMatrixScrolled(int x, int y);
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signals:
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void gotSelection(); // inform that we've got a new selection
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void editTriggerSegment(int);
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protected:
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MatrixSelector(MatrixView*);
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void setContextHelpFor(TQPoint p, bool ctrlPressed = false);
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void setViewCurrentSelection();
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//--------------- Data members ---------------------------------
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TQCanvasRectangle* m_selectionRect;
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bool m_updateRect;
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int m_clickedStaff;
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MatrixStaff* m_currentStaff;
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MatrixElement* m_clickedElement;
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// tool to delegate to
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EditTool* m_dispatchTool;
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bool m_justSelectedBar;
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MatrixView * m_matrixView;
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EventSelection *m_selectionToMerge;
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};
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}
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#endif
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