webkit2gtk5 0.1.2

// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files.git)
// from webkit2gtk-gir-files
// DO NOT EDIT

use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;
use std::pin::Pin;
use std::ptr;

glib::wrapper! {
    #[doc(alias = "WebKitFaviconDatabase")]
    pub struct FaviconDatabase(Object<ffi::WebKitFaviconDatabase, ffi::WebKitFaviconDatabaseClass>);

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

pub const NONE_FAVICON_DATABASE: Option<&FaviconDatabase> = None;

pub trait FaviconDatabaseExt: 'static {
    #[doc(alias = "webkit_favicon_database_clear")]
    fn clear(&self);

    #[doc(alias = "webkit_favicon_database_get_favicon")]
    #[doc(alias = "get_favicon")]
    fn favicon<
        P: IsA<gio::Cancellable>,
        Q: FnOnce(Result<cairo::Surface, glib::Error>) + Send + 'static,
    >(
        &self,
        page_uri: &str,
        cancellable: Option<&P>,
        callback: Q,
    );

    fn favicon_future(
        &self,
        page_uri: &str,
    ) -> Pin<Box_<dyn std::future::Future<Output = Result<cairo::Surface, glib::Error>> + 'static>>;

    #[doc(alias = "webkit_favicon_database_get_favicon_uri")]
    #[doc(alias = "get_favicon_uri")]
    fn favicon_uri(&self, page_uri: &str) -> Option<glib::GString>;

    #[doc(alias = "favicon-changed")]
    fn connect_favicon_changed<F: Fn(&Self, &str, &str) + 'static>(&self, f: F) -> SignalHandlerId;
}

impl<O: IsA<FaviconDatabase>> FaviconDatabaseExt for O {
    fn clear(&self) {
        unsafe {
            ffi::webkit_favicon_database_clear(self.as_ref().to_glib_none().0);
        }
    }

    fn favicon<
        P: IsA<gio::Cancellable>,
        Q: FnOnce(Result<cairo::Surface, glib::Error>) + Send + 'static,
    >(
        &self,
        page_uri: &str,
        cancellable: Option<&P>,
        callback: Q,
    ) {
        let user_data: Box_<Q> = Box_::new(callback);
        unsafe extern "C" fn favicon_trampoline<
            Q: FnOnce(Result<cairo::Surface, glib::Error>) + Send + 'static,
        >(
            _source_object: *mut glib::gobject_ffi::GObject,
            res: *mut gio::ffi::GAsyncResult,
            user_data: glib::ffi::gpointer,
        ) {
            let mut error = ptr::null_mut();
            let ret = ffi::webkit_favicon_database_get_favicon_finish(
                _source_object as *mut _,
                res,
                &mut error,
            );
            let result = if error.is_null() {
                Ok(from_glib_full(ret))
            } else {
                Err(from_glib_full(error))
            };
            let callback: Box_<Q> = Box_::from_raw(user_data as *mut _);
            callback(result);
        }
        let callback = favicon_trampoline::<Q>;
        unsafe {
            ffi::webkit_favicon_database_get_favicon(
                self.as_ref().to_glib_none().0,
                page_uri.to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                Some(callback),
                Box_::into_raw(user_data) as *mut _,
            );
        }
    }

    fn favicon_future(
        &self,
        page_uri: &str,
    ) -> Pin<Box_<dyn std::future::Future<Output = Result<cairo::Surface, glib::Error>> + 'static>>
    {
        let page_uri = String::from(page_uri);
        Box_::pin(gio::GioFuture::new(self, move |obj, cancellable, send| {
            obj.favicon(&page_uri, Some(cancellable), move |res| {
                send.resolve(res);
            });
        }))
    }

    fn favicon_uri(&self, page_uri: &str) -> Option<glib::GString> {
        unsafe {
            from_glib_full(ffi::webkit_favicon_database_get_favicon_uri(
                self.as_ref().to_glib_none().0,
                page_uri.to_glib_none().0,
            ))
        }
    }

    fn connect_favicon_changed<F: Fn(&Self, &str, &str) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn favicon_changed_trampoline<
            P: IsA<FaviconDatabase>,
            F: Fn(&P, &str, &str) + 'static,
        >(
            this: *mut ffi::WebKitFaviconDatabase,
            page_uri: *mut libc::c_char,
            favicon_uri: *mut libc::c_char,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(
                FaviconDatabase::from_glib_borrow(this).unsafe_cast_ref(),
                &glib::GString::from_glib_borrow(page_uri),
                &glib::GString::from_glib_borrow(favicon_uri),
            )
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"favicon-changed\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    favicon_changed_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

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