src/apps/soundrecorder/UpDownButton.h

   1 /*
   2  * Copyright 2005, Jérôme Duval. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Inspired by SoundCapture from Be newsletter (Media Kit Basics: Consumers and Producers)
   6  */
   7 #ifndef UPDOWNBUTTON_H
   8 #define UPDOWNBUTTON_H
   9
  10 #include <Bitmap.h>
  11 #include <Control.h>
  12
  13 #define DRAG_ITEM 'dndi'
  14
  15 class UpDownButton : public BControl
  16 {
  17 public:
  18         UpDownButton(BRect rect, BMessage *msg, uint32 resizeFlags = 0);
  19         ~UpDownButton();
  20         virtual void Draw(BRect);
  21         virtual void MouseDown(BPoint point);
  22         virtual void MouseMoved(BPoint point, uint32 transit, const BMessage *message);
  23         virtual void MouseUp(BPoint point);
  24
  25 private:
  26         BBitmap *fBitmapUp, *fBitmapDown, *fBitmapMiddle;
  27         float fTrackingY;
  28         int32 fLastValue;
  29 };
  30
  31 #endif