haiku/src/apps/codycam/Settings.h

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#ifndef __SETTINGS__
#define __SETTINGS__
#include "SettingsHandler.h"
void SetUpSettings(char *filename);
void QuitSettings();
class StringValueSetting : public SettingsArgvDispatcher {
// simple string setting
public:
StringValueSetting(const char *name, const char *defaultValue,
const char *valueExpectedErrorString,
const char *wrongValueErrorString);
virtual ~StringValueSetting();
void ValueChanged(const char *newValue);
const char *Value() const;
virtual const char *Handle(const char *const *argv);
protected:
virtual void SaveSettingValue(Settings *);
virtual bool NeedsSaving() const;
const char *defaultValue;
const char *valueExpectedErrorString;
const char *wrongValueErrorString;
char *value;
};
class EnumeratedStringValueSetting : public StringValueSetting {
// string setting, values that do not match string enumeration
// are rejected
public:
EnumeratedStringValueSetting(const char *name, const char *defaultValue,
const char *const *values, const char *valueExpectedErrorString,
const char *wrongValueErrorString);
void ValueChanged(const char *newValue);
virtual const char *Handle(const char *const *argv);
protected:
const char *const *values;
char *value;
};
class ScalarValueSetting : public SettingsArgvDispatcher {
// simple int32 setting
public:
ScalarValueSetting(const char *name, int32 defaultValue,
const char *valueExpectedErrorString, const char *wrongValueErrorString,
int32 min = LONG_MIN, int32 max = LONG_MAX);
void ValueChanged(int32 newValue);
int32 Value() const;
void GetValueAsString(char *) const;
virtual const char *Handle(const char *const *argv);
protected:
virtual void SaveSettingValue(Settings *);
virtual bool NeedsSaving() const;
int32 defaultValue;
int32 value;
int32 max;
int32 min;
const char *valueExpectedErrorString;
const char *wrongValueErrorString;
};
class BooleanValueSetting : public ScalarValueSetting {
// on-off setting
public:
BooleanValueSetting(const char *name, bool defaultValue);
bool Value() const;
virtual const char *Handle(const char *const *argv);
protected:
virtual void SaveSettingValue(Settings *);
};
#endif