src/apps/showimage/ShowImageSettings.h

   1 /*
   2  * Copyright 2003-2011 Haiku Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Michael Pfeiffer, laplace@haiku-os.org
   7  */
   8 #ifndef SHOW_IMAGE_SETTINGS_H
   9 #define SHOW_IMAGE_SETTINGS_H
  10
  11
  12 #include <Locker.h>
  13 #include <Message.h>
  14
  15
  16 class BFile;
  17
  18
  19 class ShowImageSettings {
  20 public:
  21                                                                 ShowImageSettings();
  22         virtual                                         ~ShowImageSettings();
  23
  24                         bool                            Lock();
  25                         void                            Unlock();
  26
  27                         bool                            GetBool(const char* name, bool defaultValue);
  28                         int32                           GetInt32(const char* name, int32 defaultValue);
  29                         float                           GetFloat(const char* name, float defaultValue);
  30                         BRect                           GetRect(const char* name, BRect defaultValue);
  31                         bigtime_t                       GetTime(const char* name,
  32                                                                         bigtime_t defaultValue);
  33                         const char*             GetString(const char* name,
  34                                                                         const char* defaultValue);
  35
  36                         void                            SetBool(const char* name, bool value);
  37                         void                            SetInt32(const char* name, int32 value);
  38                         void                            SetFloat(const char* name, float value);
  39                         void                            SetRect(const char* name, BRect value);
  40                         void                            SetTime(const char* name, bigtime_t value);
  41                         void                            SetString(const char* name, const char* value);
  42
  43 private:
  44                         bool                            _OpenSettingsFile(BFile* file, bool forReading);
  45                         void                            _Load();
  46                         void                            _Save();
  47
  48 private:
  49                         BLocker                         fLock;
  50                         BMessage                        fSettings;
  51                         bool                            fUpdated;
  52 };
  53
  54
  55 #endif  // SHOW_IMAGE_SETTINGS_H