scrollinglist.h

/***************************************************************************
                          scrollinglist.h  -  description
                             -------------------
    begin                : Thu Aug 28 2003
    copyright            : (C) 2003 by Gabor Torok
    email                : cctorok@yahoo.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef SCROLLING_LIST_H
#define SCROLLING_LIST_H

#include "../constants.h"
#include "widget.h"
#include "button.h"
#include "window.h"
#include "draganddrop.h"

class ScrollingList : public Widget {
 protected:
  int count;
  const char **list;
  const Color *colors;
  const GLuint *icons;
  int value;
  int scrollerWidth, scrollerHeight;
  int listHeight;
  float alpha, alphaInc;
  GLint lastTick;
  bool inside;
  int scrollerY;
  bool dragging;
  int dragX, dragY;
  int selectedLine;
  DragAndDropHandler *dragAndDropHandler;
  bool innerDrag;
  int innerDragX, innerDragY;
  bool highlightBorders;
  GLuint highlight;
  bool canGetFocusVar;
  int lineHeight;
  int eventType;

 public: 

   enum {
     EVENT_DRAG=0,
     EVENT_ACTION
   };

   bool debug;

  ScrollingList(int x, int y, int w, int h, GLuint highlight, DragAndDropHandler *dragAndDropHandler = NULL, int lineHeight=15);
  virtual ~ScrollingList();

  inline int getLineCount() { return count; }
  void setLines(int count, const char *s[], const Color *colors=NULL, const GLuint *icon=NULL);
  inline const char *getLine(int index) { return list[index]; }

  inline int getSelectedLine() { return selectedLine; }
  void setSelectedLine(int n);

  void drawWidget(Widget *parent);

  inline int getEventType() { return eventType; }

  bool handleEvent(Widget *parent, SDL_Event *event, int x, int y);

  void removeEffects(Widget *parent);

  // don't play sound when the value changes
  virtual inline bool hasSound() { return false; }

  inline bool canGetFocus() { return canGetFocusVar; }
  inline void setCanGetFocus(bool b) { this->canGetFocusVar = b; }

 private:
  void selectLine(int x, int y);
  void drawIcon( int x, int y, GLuint icon );
};

#endif

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