src/preferences/virtualmemory/SettingsWindow.h

   1 /*
   2  * Copyright 2005-2006, Axel Dörfler, axeld@pinc-software.de
   3  * All rights reserved. Distributed under the terms of the MIT License.
   4  *
   5  * Copyright 2010-2012 Haiku, Inc. All rights reserved.
   6  * Distributed under the terms of the MIT License.
   7  *
   8  * Authors:
   9  *      Hamish Morrison, hamish@lavabit.com
  10  *      Alexander von Gluck, kallisti5@unixzen.com
  11  */
  12 #ifndef SETTINGS_WINDOW_H
  13 #define SETTINGS_WINDOW_H
  14
  15
  16 #include <MenuItem.h>
  17 #include <Slider.h>
  18 #include <StatusBar.h>
  19 #include <Volume.h>
  20 #include <Window.h>
  21
  22 #include "Settings.h"
  23
  24
  25 class BStringView;
  26 class BCheckBox;
  27 class BSlider;
  28 class BButton;
  29 class BMenuField;
  30
  31
  32 class SizeSlider : public BSlider {
  33 public:
  34                                                         SizeSlider(const char* name, const char* label,
  35                                                                 BMessage* message, int32 min, int32 max,
  36                                                                 uint32 flags);
  37         virtual                                 ~SizeSlider() {};
  38
  39         virtual const char*             UpdateText() const;
  40
  41 private:
  42         mutable char                    fText[128];
  43 };
  44
  45
  46 class VolumeMenuItem : public BMenuItem, public BHandler {
  47 public:
  48                                                         VolumeMenuItem(BVolume volume, BMessage* message);
  49         virtual                                 ~VolumeMenuItem() {}
  50
  51         virtual BVolume                 Volume() { return fVolume; }
  52         virtual void                    MessageReceived(BMessage* message);
  53         virtual void                    GenerateLabel();
  54
  55 private:
  56                         BVolume                 fVolume;
  57 };
  58
  59
  60 class SettingsWindow : public BWindow {
  61 public:
  62                                                         SettingsWindow();
  63         virtual                                 ~SettingsWindow() {};
  64
  65         virtual void                    MessageReceived(BMessage* message);
  66         virtual bool                    QuitRequested();
  67
  68 private:
  69                         status_t                _AddVolumeMenuItem(dev_t device);
  70                         status_t                _RemoveVolumeMenuItem(dev_t device);
  71                         VolumeMenuItem* _FindVolumeMenuItem(dev_t device);
  72
  73                         void                    _RecordChoices();
  74                         void                    _Update();
  75                         void                    _UpdateSwapInfo();
  76
  77                         BCheckBox*              fSwapEnabledCheckBox;
  78                         BCheckBox*              fSwapAutomaticCheckBox;
  79                         BSlider*                fSizeSlider;
  80                         BButton*                fDefaultsButton;
  81                         BButton*                fRevertButton;
  82                         BStringView*    fWarningStringView;
  83                         BMenuField*             fVolumeMenuField;
  84                         BStatusBar*             fSwapUsageBar;
  85                         Settings                fSettings;
  86                         bool                    fSetupComplete;
  87 };
  88
  89 #endif  /* SETTINGS_WINDOW_H */