// Generated by gmmproc 2.66.3 -- DO NOT MODIFY! #ifndef _GIOMM_ICON_H #define _GIOMM_ICON_H #include #include #include /* Copyright (C) 2007 The giomm Development Team * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see . */ #include #include #ifndef DOXYGEN_SHOULD_SKIP_THIS typedef struct _GIconIface GIconIface; #endif /* DOXYGEN_SHOULD_SKIP_THIS */ #ifndef DOXYGEN_SHOULD_SKIP_THIS using GIcon = struct _GIcon; using GIconClass = struct _GIconClass; #endif /* DOXYGEN_SHOULD_SKIP_THIS */ #ifndef DOXYGEN_SHOULD_SKIP_THIS namespace Gio { class GIOMM_API Icon_Class; } // namespace Gio #endif // DOXYGEN_SHOULD_SKIP_THIS namespace Gio { /** This is a very minimal interface for icons. * It provides functions for checking the equality of two icons, * hashing of icons and serializing an icon to and from strings and Variants. * * Gio::Icon does not provide the actual pixmap for the icon as this is out * of GIO's scope. However implementations of Icon may contain the name of an * icon (see ThemedIcon), or the path to an icon (see LoadableIcon). * * To obtain a hash of an Icon instance, see hash(). * * To check if two Icon instances are equal, see equal(). * * For serializing an Icon, use serialize() and deserialize(). * * @newin{2,16} */ class GIOMM_API Icon : public Glib::Interface { #ifndef DOXYGEN_SHOULD_SKIP_THIS public: using CppObjectType = Icon; using CppClassType = Icon_Class; using BaseObjectType = GIcon; using BaseClassType = GIconIface; // noncopyable Icon(const Icon&) = delete; Icon& operator=(const Icon&) = delete; private: friend class Icon_Class; static CppClassType icon_class_; #endif /* DOXYGEN_SHOULD_SKIP_THIS */ protected: /** * You should derive from this class to use it. */ Icon(); #ifndef DOXYGEN_SHOULD_SKIP_THIS /** Called by constructors of derived classes. Provide the result of * the Class init() function to ensure that it is properly * initialized. * * @param interface_class The Class object for the derived type. */ explicit Icon(const Glib::Interface_Class& interface_class); public: // This is public so that C++ wrapper instances can be // created for C instances of unwrapped types. // For instance, if an unexpected C type implements the C interface. explicit Icon(GIcon* castitem); protected: #endif /* DOXYGEN_SHOULD_SKIP_THIS */ public: Icon(Icon&& src) noexcept; Icon& operator=(Icon&& src) noexcept; ~Icon() noexcept override; static void add_interface(GType gtype_implementer); /** Get the GType for this class, for use with the underlying GObject type system. */ static GType get_type() G_GNUC_CONST; #ifndef DOXYGEN_SHOULD_SKIP_THIS static GType get_base_type() G_GNUC_CONST; #endif ///Provides access to the underlying C GObject. GIcon* gobj() { return reinterpret_cast(gobject_); } ///Provides access to the underlying C GObject. const GIcon* gobj() const { return reinterpret_cast(gobject_); } private: public: // We can't just use a _WRAP_CREATE macro here since this is an abstract // interface class, so implement it by hand /** Generate an Icon instance from @a str. * * This function can fail if @a str is not valid. See to_string() for discussion. * * If your application or library provides one or more Icon * implementations, you need to ensure that each GType is registered * with the type system prior to calling create(). * * @newin{2,20} * * @param str A string obtained via to_string(). * @return An object implementing the Icon interface, or throws an exception. * @throw Gio::Error */ static Glib::RefPtr create(const std::string& str); /** Gets a hash for an icon. * * Virtual: hash * * @return A unsigned int containing a hash for the @a icon, suitable for * use in a HashTable or similar data structure. */ guint hash() const; /** Generates a textual representation of @a icon that can be used for * serialization such as when passing @a icon to a different process or * saving it to persistent storage. Use g_icon_new_for_string() to * get @a icon back from the returned string. * * The encoding of the returned string is proprietary to Icon except * in the following two cases * * - If @a icon is a FileIcon, the returned string is a native path * (such as `/path/to/my icon.png`) without escaping * if the File for @a icon is a native file. If the file is not * native, the returned string is the result of g_file_get_uri() * (such as `sftp://path/to/my%20icon.png`). * * - If @a icon is a ThemedIcon with exactly one name and no fallbacks, * the encoding is simply the name (such as `network-server`). * * Virtual: to_tokens * @newin{2,20} * * @return An allocated NUL-terminated UTF8 string or * nullptr if @a icon can't be serialized. */ std::string to_string() const; // TODO: should this, and File's equal(), be virtual, in order to // be available to derived classes? bool equal(const Glib::RefPtr& other) const; /** Serializes a Icon into a Variant. An equivalent Icon can be retrieved * back by calling g_icon_deserialize() on the returned value. * As serialization will avoid using raw icon data when possible, it only * makes sense to transfer the Variant between processes on the same machine, * (as opposed to over the network), and within the same file system namespace. * * @newin{2,48} * * @return A Variant, or nullptr when serialization fails. The Variant will not be floating. */ Glib::VariantBase serialize() const; /** Deserializes a Icon previously serialized using g_icon_serialize(). * * @newin{2,48} * * @param value A Variant created with g_icon_serialize(). * @return A Icon, or nullptr when deserialization fails. */ static Glib::RefPtr deserialize(const Glib::VariantBase& value); //_WRAP_VFUNC(guint hash() const, "hash") // TODO: also kind of related to equal() being virtual or not, // do we need to have equal_vfunc()? Or rather, why would we want // to have it generally... public: public: //C++ methods used to invoke GTK+ virtual functions: protected: //GTK+ Virtual Functions (override these to change behaviour): //Default Signal Handlers:: }; } // namespace Gio namespace Glib { /** A Glib::wrap() method for this object. * * @param object The C instance. * @param take_copy False if the result should take ownership of the C instance. True if it should take a new copy or ref. * @result A C++ instance that wraps this C instance. * * @relates Gio::Icon */ GIOMM_API Glib::RefPtr wrap(GIcon* object, bool take_copy = false); } // namespace Glib #endif /* _GIOMM_ICON_H */