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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

use crate::Object;
use glib::object::IsA;
use glib::translate::*;
use std::fmt;

glib::wrapper! {
    /// This class is the base object class for a factory used to create an
    /// accessible object for a specific GType. The function
    /// [`RegistryExt::set_factory_type()`][crate::prelude::RegistryExt::set_factory_type()] is normally called to store in the
    /// registry the factory type to be used to create an accessible of a
    /// particular GType.
    ///
    /// # Implements
    ///
    /// [`ObjectFactoryExt`][trait@crate::prelude::ObjectFactoryExt], [`trait@glib::ObjectExt`]
    #[doc(alias = "AtkObjectFactory")]
    pub struct ObjectFactory(Object<ffi::AtkObjectFactory, ffi::AtkObjectFactoryClass>);

    match fn {
        type_ => || ffi::atk_object_factory_get_type(),
    }
}

pub const NONE_OBJECT_FACTORY: Option<&ObjectFactory> = None;

/// Trait containing all [`struct@ObjectFactory`] methods.
///
/// # Implementors
///
/// [`NoOpObjectFactory`][struct@crate::NoOpObjectFactory], [`ObjectFactory`][struct@crate::ObjectFactory]
pub trait ObjectFactoryExt: 'static {
    /// Provides an [`Object`][crate::Object] that implements an accessibility interface
    /// on behalf of `obj`
    /// ## `obj`
    /// a [`glib::Object`][crate::glib::Object]
    ///
    /// # Returns
    ///
    /// an [`Object`][crate::Object] that implements an accessibility
    /// interface on behalf of `obj`
    #[doc(alias = "atk_object_factory_create_accessible")]
    fn create_accessible<P: IsA<glib::Object>>(&self, obj: &P) -> Option<Object>;

    /// Gets the GType of the accessible which is created by the factory.
    ///
    /// # Returns
    ///
    /// the type of the accessible which is created by the `self`.
    /// The value G_TYPE_INVALID is returned if no type if found.
    #[doc(alias = "atk_object_factory_get_accessible_type")]
    #[doc(alias = "get_accessible_type")]
    fn accessible_type(&self) -> glib::types::Type;

    /// Inform `self` that it is no longer being used to create
    /// accessibles. When called, `self` may need to inform
    /// `AtkObjects` which it has created that they need to be re-instantiated.
    /// Note: primarily used for runtime replacement of `AtkObjectFactorys`
    /// in object registries.
    #[doc(alias = "atk_object_factory_invalidate")]
    fn invalidate(&self);
}

impl<O: IsA<ObjectFactory>> ObjectFactoryExt for O {
    fn create_accessible<P: IsA<glib::Object>>(&self, obj: &P) -> Option<Object> {
        unsafe {
            from_glib_full(ffi::atk_object_factory_create_accessible(
                self.as_ref().to_glib_none().0,
                obj.as_ref().to_glib_none().0,
            ))
        }
    }

    fn accessible_type(&self) -> glib::types::Type {
        unsafe {
            from_glib(ffi::atk_object_factory_get_accessible_type(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn invalidate(&self) {
        unsafe {
            ffi::atk_object_factory_invalidate(self.as_ref().to_glib_none().0);
        }
    }
}

impl fmt::Display for ObjectFactory {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str("ObjectFactory")
    }
}