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/* |
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Copyright (c) 2014-2016 Christian Schoenebeck |
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This file is part of "gigedit" and released under the terms of the |
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GNU General Public License version 2. |
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*/ |
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#ifndef GIGEDIT_SETTINGS |
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#define GIGEDIT_SETTINGS |
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#include <typeinfo> |
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#include <glibmm/object.h> |
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#include <glibmm/property.h> |
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#include <vector> |
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/** |
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* Reflects, saves and restores all settings for the gigedit application. |
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* |
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* This class holds a bunch of custom Property objects which can be accessed |
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* as if they were basic data types (i.e. by using assignment operator, etc.). |
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* As soon as a property gets modified this way, it will automatically be saved |
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* to a local config file. |
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*/ |
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class Settings : public Glib::Object { |
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public: |
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/** |
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* Data types for the individual settings. |
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*/ |
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enum RawValueType_t { |
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BOOLEAN, |
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INTEGER, |
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UNKNOWN |
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}; |
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/** |
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* All settings are grouped into these settings groups. |
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*/ |
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enum Group_t { |
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GLOBAL |
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}; |
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/** |
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* Extension of regular Glib::Property template class; this one |
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* automatically calls Settings::onPropertyChanged() method passing this |
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* property object as pointer; and it allows to assign new values to this |
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* property by using the regular assignment operator; and requires a |
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* "Setting group" to be assigned to the property at construction time. |
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*/ |
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template<typename T> |
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class Property : public Glib::Property<T> { |
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public: |
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Property(Settings& object, Group_t group, const Glib::ustring& name) |
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: Glib::Property<T>::Property(object, name) |
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{ |
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m_settings = &object; |
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m_group = group; |
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const RawValueType_t type = rawValueType(); |
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Glib::Property<T>::get_proxy().signal_changed().connect( |
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sigc::bind( |
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sigc::bind( |
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sigc::bind( |
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sigc::mem_fun(m_settings, &Settings::onPropertyChanged), |
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m_group |
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), |
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type |
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), |
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this |
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) |
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); |
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} |
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Property(Settings& object, Group_t group, const Glib::ustring& name, const T& default_value) |
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: Glib::Property<T>::Property(object, name, default_value) |
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{ |
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m_settings = &object; |
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m_group = group; |
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const RawValueType_t type = rawValueType(); |
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Glib::Property<T>::get_proxy().signal_changed().connect( |
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sigc::bind( |
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sigc::bind( |
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sigc::bind( |
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sigc::mem_fun(m_settings, &Settings::onPropertyChanged), |
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m_group |
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), |
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type |
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), |
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this |
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) |
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); |
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} |
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Property<T>& operator=(const T value) { |
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Glib::Property<T>::set_value(value); |
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return *this; |
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} |
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RawValueType_t rawValueType() const { |
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const std::string name = typeid(T).name(); |
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if (name == "bool" || name == "b") return BOOLEAN; |
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if (name == "int" || name == "i") return INTEGER; |
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return UNKNOWN; |
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} |
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Group_t group() const { return m_group; } |
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private: |
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Settings* m_settings; |
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Group_t m_group; |
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}; |
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Property<bool> warnUserOnExtensions; ///< if enabled, the user shall he be warned if he is trying to use a gig format extension that will not work with Gigasampler/GigaStudio |
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Property<bool> syncSamplerInstrumentSelection; ///< if enabled, the sampler's current instrument will automatically be switched whenever another instrument was selected in gigedit |
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Property<bool> moveRootNoteWithRegionMoved; ///< if enabled, the root note(s) of regions are automatically moving when the user drags a region around at the virtual keyboard |
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static Settings* singleton(); |
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Settings(); |
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void load(); |
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protected: |
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void onPropertyChanged(Glib::PropertyBase* pProperty, RawValueType_t type, Group_t group); |
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private: |
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std::vector<Glib::PropertyBase*> m_boolProps; ///< Pointers to all 'bool' type properties this Setting class manages. |
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std::vector<Glib::PropertyBase*> m_intProps; ///< Pointers to all 'int' type properties this Setting class manages. |
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bool m_ignoreNotifies; |
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}; |
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#endif // GIGEDIT_SETTINGS |