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use Error;
use cairo;
#[cfg(feature = "futures")]
use futures_core;
use gio;
use gio_sys;
use glib::GString;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::SignalHandlerId;
use glib::signal::connect_raw;
use glib::translate::*;
use glib_sys;
use gobject_sys;
use libc;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;
use std::ptr;
use webkit2_sys;
glib_wrapper! {
pub struct FaviconDatabase(Object<webkit2_sys::WebKitFaviconDatabase, webkit2_sys::WebKitFaviconDatabaseClass, FaviconDatabaseClass>);
match fn {
get_type => || webkit2_sys::webkit_favicon_database_get_type(),
}
}
pub const NONE_FAVICON_DATABASE: Option<&FaviconDatabase> = None;
pub trait FaviconDatabaseExt: 'static {
fn clear(&self);
fn get_favicon<P: IsA<gio::Cancellable>, Q: FnOnce(Result<cairo::Surface, Error>) + Send + 'static>(&self, page_uri: &str, cancellable: Option<&P>, callback: Q);
#[cfg(feature = "futures")]
fn get_favicon_future(&self, page_uri: &str) -> Box_<futures_core::Future<Item = (Self, cairo::Surface), Error = (Self, Error)>> where Self: Sized + Clone;
fn get_favicon_uri(&self, page_uri: &str) -> Option<GString>;
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 {
webkit2_sys::webkit_favicon_database_clear(self.as_ref().to_glib_none().0);
}
}
fn get_favicon<P: IsA<gio::Cancellable>, Q: FnOnce(Result<cairo::Surface, Error>) + Send + 'static>(&self, page_uri: &str, cancellable: Option<&P>, callback: Q) {
let user_data: Box<Q> = Box::new(callback);
unsafe extern "C" fn get_favicon_trampoline<Q: FnOnce(Result<cairo::Surface, Error>) + Send + 'static>(_source_object: *mut gobject_sys::GObject, res: *mut gio_sys::GAsyncResult, user_data: glib_sys::gpointer) {
let mut error = ptr::null_mut();
let ret = webkit2_sys::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 = get_favicon_trampoline::<Q>;
unsafe {
webkit2_sys::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 _);
}
}
#[cfg(feature = "futures")]
fn get_favicon_future(&self, page_uri: &str) -> Box_<futures_core::Future<Item = (Self, cairo::Surface), Error = (Self, Error)>> where Self: Sized + Clone {
use gio::GioFuture;
use fragile::Fragile;
let page_uri = String::from(page_uri);
GioFuture::new(self, move |obj, send| {
let cancellable = gio::Cancellable::new();
let send = Fragile::new(send);
let obj_clone = Fragile::new(obj.clone());
obj.get_favicon(
&page_uri,
Some(&cancellable),
move |res| {
let obj = obj_clone.into_inner();
let res = res.map(|v| (obj.clone(), v)).map_err(|v| (obj.clone(), v));
let _ = send.into_inner().send(res);
},
);
cancellable
})
}
fn get_favicon_uri(&self, page_uri: &str) -> Option<GString> {
unsafe {
from_glib_full(webkit2_sys::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 {
let f: Box_<F> = Box_::new(f);
connect_raw(self.as_ptr() as *mut _, b"favicon-changed\0".as_ptr() as *const _,
Some(transmute(favicon_changed_trampoline::<Self, F> as usize)), Box_::into_raw(f))
}
}
}
unsafe extern "C" fn favicon_changed_trampoline<P, F: Fn(&P, &str, &str) + 'static>(this: *mut webkit2_sys::WebKitFaviconDatabase, page_uri: *mut libc::c_char, favicon_uri: *mut libc::c_char, f: glib_sys::gpointer)
where P: IsA<FaviconDatabase> {
let f: &F = &*(f as *const F);
f(&FaviconDatabase::from_glib_borrow(this).unsafe_cast(), &GString::from_glib_borrow(page_uri), &GString::from_glib_borrow(favicon_uri))
}
impl fmt::Display for FaviconDatabase {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "FaviconDatabase")
}
}