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use WebPage;
use ffi;
use glib;
use glib::object::Downcast;
use glib::object::IsA;
use glib::signal::SignalHandlerId;
use glib::signal::connect;
use glib::translate::*;
use glib_ffi;
use gobject_ffi;
use std::boxed::Box as Box_;
use std::mem;
use std::mem::transmute;
use std::ptr;
glib_wrapper! {
pub struct WebExtension(Object<ffi::WebKitWebExtension, ffi::WebKitWebExtensionClass>);
match fn {
get_type => || ffi::webkit_web_extension_get_type(),
}
}
pub trait WebExtensionExt {
fn get_page(&self, page_id: u64) -> Option<WebPage>;
fn connect_page_created<F: Fn(&Self, &WebPage) + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<WebExtension> + IsA<glib::object::Object>> WebExtensionExt for O {
fn get_page(&self, page_id: u64) -> Option<WebPage> {
unsafe {
from_glib_none(ffi::webkit_web_extension_get_page(self.to_glib_none().0, page_id))
}
}
fn connect_page_created<F: Fn(&Self, &WebPage) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe {
let f: Box_<Box_<Fn(&Self, &WebPage) + 'static>> = Box_::new(Box_::new(f));
connect(self.to_glib_none().0, "page-created",
transmute(page_created_trampoline::<Self> as usize), Box_::into_raw(f) as *mut _)
}
}
}
unsafe extern "C" fn page_created_trampoline<P>(this: *mut ffi::WebKitWebExtension, web_page: *mut ffi::WebKitWebPage, f: glib_ffi::gpointer)
where P: IsA<WebExtension> {
callback_guard!();
let f: &&(Fn(&P, &WebPage) + 'static) = transmute(f);
f(&WebExtension::from_glib_borrow(this).downcast_unchecked(), &from_glib_borrow(web_page))
}