use crate::ffi;
use glib::{
object::ObjectType as _,
prelude::*,
signal::{SignalHandlerId, connect_raw},
translate::*,
};
use std::{boxed::Box as Box_, pin::Pin};
glib::wrapper! {
#[doc(alias = "WebKitFaviconDatabase")]
pub struct FaviconDatabase(Object<ffi::WebKitFaviconDatabase, ffi::WebKitFaviconDatabaseClass>);
match fn {
type_ => || ffi::webkit_favicon_database_get_type(),
}
}
impl FaviconDatabase {
#[doc(alias = "webkit_favicon_database_clear")]
pub fn clear(&self) {
unsafe {
ffi::webkit_favicon_database_clear(self.to_glib_none().0);
}
}
#[doc(alias = "webkit_favicon_database_get_favicon")]
#[doc(alias = "get_favicon")]
pub fn favicon<P: FnOnce(Result<gdk::Texture, glib::Error>) + 'static>(
&self,
page_uri: &str,
cancellable: Option<&impl IsA<gio::Cancellable>>,
callback: P,
) {
let main_context = glib::MainContext::ref_thread_default();
let is_main_context_owner = main_context.is_owner();
let has_acquired_main_context = (!is_main_context_owner)
.then(|| main_context.acquire().ok())
.flatten();
assert!(
is_main_context_owner || has_acquired_main_context.is_some(),
"Async operations only allowed if the thread is owning the MainContext"
);
let user_data: Box_<glib::thread_guard::ThreadGuard<P>> =
Box_::new(glib::thread_guard::ThreadGuard::new(callback));
unsafe extern "C" fn favicon_trampoline<
P: FnOnce(Result<gdk::Texture, glib::Error>) + 'static,
>(
_source_object: *mut glib::gobject_ffi::GObject,
res: *mut gio::ffi::GAsyncResult,
user_data: glib::ffi::gpointer,
) {
unsafe {
let mut error = std::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_<glib::thread_guard::ThreadGuard<P>> =
Box_::from_raw(user_data as *mut _);
let callback: P = callback.into_inner();
callback(result);
}
}
let callback = favicon_trampoline::<P>;
unsafe {
ffi::webkit_favicon_database_get_favicon(
self.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 _,
);
}
}
pub fn favicon_future(
&self,
page_uri: &str,
) -> Pin<Box_<dyn std::future::Future<Output = Result<gdk::Texture, 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);
});
}))
}
#[doc(alias = "webkit_favicon_database_get_favicon_uri")]
#[doc(alias = "get_favicon_uri")]
pub fn favicon_uri(&self, page_uri: &str) -> Option<glib::GString> {
unsafe {
from_glib_full(ffi::webkit_favicon_database_get_favicon_uri(
self.to_glib_none().0,
page_uri.to_glib_none().0,
))
}
}
#[doc(alias = "favicon-changed")]
pub fn connect_favicon_changed<F: Fn(&Self, &str, &str) + 'static>(
&self,
f: F,
) -> SignalHandlerId {
unsafe extern "C" fn favicon_changed_trampoline<
F: Fn(&FaviconDatabase, &str, &str) + 'static,
>(
this: *mut ffi::WebKitFaviconDatabase,
page_uri: *mut std::ffi::c_char,
favicon_uri: *mut std::ffi::c_char,
f: glib::ffi::gpointer,
) {
unsafe {
let f: &F = &*(f as *const F);
f(
&from_glib_borrow(this),
&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 _,
c"favicon-changed".as_ptr(),
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
favicon_changed_trampoline::<F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}