src/bin/desklink/VolumeControl.h

   1 /*
   2  * Copyright 2003-2009, Haiku, Inc.
   3  * Distributed under the terms of the MIT license.
   4  *
   5  * Authors:
   6  *              Jérôme Duval
   7  *              François Revol
   8  *              Axel Dörfler, axeld@pinc-software.de.
   9  */
  10 #ifndef VOLUME_SLIDER_H
  11 #define VOLUME_SLIDER_H
  12
  13
  14 #include <String.h>
  15 #include <Slider.h>
  16
  17 class MixerControl;
  18
  19
  20 class VolumeControl : public BSlider {
  21 public:
  22                                                         VolumeControl(int32 volumeWhich, bool beep,
  23                                                                 BMessage* message);
  24                                                         VolumeControl(BMessage* archive);
  25         virtual                                 ~VolumeControl();
  26
  27         static  VolumeControl*  Instantiate(BMessage* archive);
  28         virtual status_t                Archive(BMessage* archive, bool deep = true) const;
  29
  30 protected:
  31         virtual void                    AttachedToWindow();
  32         virtual void                    DetachedFromWindow();
  33
  34         virtual void                    MouseDown(BPoint where);
  35         virtual void                    MouseUp(BPoint where);
  36         virtual void                    MouseMoved(BPoint where, uint32 transit,
  37                                                                 const BMessage* dragMessage);
  38
  39         virtual void                    MessageReceived(BMessage* message);
  40         virtual status_t                Invoke(BMessage* message = NULL);
  41
  42         virtual void                    DrawBar();
  43         virtual const char*             UpdateText() const;
  44
  45 private:
  46                         void                    _DisconnectVolume();
  47                         void                    _ConnectVolume();
  48                         bool                    _IsReplicant() const;
  49                         float                   _PointForValue(int32 value) const;
  50
  51                         mutable BString fText;
  52                         MixerControl*   fMixerControl;
  53                         int32                   fOriginalValue;
  54                         bool                    fBeep;
  55
  56                         bool                    fSnapping;
  57                         float                   fMinSnap;
  58                         float                   fMaxSnap;
  59
  60                         int32                   fConnectRetries;
  61                         bool                    fMediaServerRunning;
  62                         bool                    fAddOnServerRunning;
  63 };
  64
  65 #endif  // VOLUME_SLIDER_H