File indexing completed on 2024-06-23 04:52:18

 /***************************************************************************
  *   Copyright (C) 2005-2014 by Linuxstopmotion contributors;              *
  *   see the AUTHORS file for details.                                     *
  *                                                                         *
  *   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; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  ***************************************************************************/
 #ifndef THUMBVIEW_H
 #define THUMBVIEW_H
 
 #include <QLabel>
 
 class FrameBar;
 
 class QDropEvent;
 class QWidget;
 
 /**
  * This abstract class represents the thumbviews in the framebar. It has
  * two subclasses: the FrameThumbView and the SceneThumbView.
  *
  * @author Bjoern Erik Nilsen & Fredrik Berg Kjoelstad
  */
 class ThumbView : public QLabel {
     Q_OBJECT
 public:
 
     /**
      * Creates and sets up the thumbview class.
      * @param frameBar the framebar for communicating.
      * @param parent the parent widget.
      * @param number the number of this thumbview in the framebar.
      */
     ThumbView(FrameBar *frameBar, QWidget *parent, int number, const char *name = 0);
 
     /**
      * Cleans up after the widget.
      */
     virtual ~ThumbView();
 
     /**
      * Adds another reference. The reference count starts at 1 on construction.
      */
     void addRef();
 
     /**
      * Removes a reference. If the reference count falls to zero this object is
      * deleted.
      */
     void delRef();
 
     /**
      * Function to set the number of this ThumbView in the framebar
      * when the ThumbView change position.
      * @param number the new number for the ThumbView in the framebar.
      */
     virtual void setNumber(int number);
 
     /**
      *Retrieves the number of this ThumbView in the framebar
      *@return the number for this ThumbView in the framebar
      */
     int getNumber() const;
 
     /**
      * Abstract function for telling a framethumbview that it has one or more sounds
      * attached to it.
      * @param hasSounds true if the frame has one or more sounds attached to it.
      */
     virtual void setHasSounds(bool hasSounds);
 
     /**
      * Sets whether a framethumbview should be marked as selected.
      * @param selected whether this framethumbview should be showed as selected.
      */
     virtual void setSelected(bool selected);
 
     /**
      * Abstract function for telling a scenethumbview whether the scene is opened or
      * closed
      * @param isOpened true if the scene is opened.
      */
     virtual void setOpened(bool isOpened);
 
     /**
      * Notifies the thumbview that a drop have happened inside its borders.
      *
      * The reason it doesn't accept it itself is that the framebar need the information
      * so that it can autoscroll.
      * @param event information about the event.
      */
     virtual void contentsDropped(QDropEvent * event);
 
     FrameBar* getFrameBar() const {
         return frameBar;
     }
 
 private:
     /**
      * Reference count. As a QDrag object might be referring to this object
      * after it has been deleted from the frame bar, we need to delay deletion
      * until a drag starting here has ended.
      */
     int refCount;
 
     /** The framebar for communicating with it */
     FrameBar *frameBar;
 
     /** For a scene, the scene number within the animation. For a frame, the
      * frame number within the scene. */
     int number;
 };
 
 #endif