ladybird/Libraries/LibWebView/EventLoop/EventLoopImplementationMacOS.h
Aliaksandr Kalenik 6c71960425 LibWebView: Add common source loop source for deferred_invoke() on macOS
Previously, `EventLoopImplementationMacOS` didn't process
`deferred_invoke()` callbacks during window resizing because they were
scheduled in the "default" run-loop mode, which isn't serviced while the
run loop is in "Event Tracking" mode.

Commit 3bbe1b0c changed socket notifiers to schedule in
`kCFRunLoopCommonModes`, which kept IPC reads responsive during resizing
(we process IPC messages in the notifier's read hook). This change does
the same for `deferred_invoke()`: it installs a `CFRunLoopSource` in
`kCFRunLoopCommonModes` and signals it whenever a deferred callback is
enqueued.
2025-10-24 16:04:42 +02:00

58 lines
1.8 KiB
C++

/*
* Copyright (c) 2023-2024, Tim Flynn <trflynn89@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Function.h>
#include <AK/NonnullOwnPtr.h>
#include <LibCore/EventLoopImplementation.h>
#include <LibWebView/Forward.h>
namespace WebView {
class WEBVIEW_API EventLoopManagerMacOS final : public Core::EventLoopManager {
public:
virtual NonnullOwnPtr<Core::EventLoopImplementation> make_implementation() override;
virtual intptr_t register_timer(Core::EventReceiver&, int interval_milliseconds, bool should_reload) override;
virtual void unregister_timer(intptr_t timer_id) override;
virtual void register_notifier(Core::Notifier&) override;
virtual void unregister_notifier(Core::Notifier&) override;
virtual void did_post_event() override;
virtual int register_signal(int, Function<void(int)>) override;
virtual void unregister_signal(int) override;
};
class WEBVIEW_API EventLoopImplementationMacOS final : public Core::EventLoopImplementation {
public:
// FIXME: This currently only manages the main NSApp event loop, as that is all we currently
// interact with. When we need multiple event loops, or an event loop that isn't the
// NSApp loop, we will need to create our own CFRunLoop.
static NonnullOwnPtr<EventLoopImplementationMacOS> create();
virtual int exec() override;
virtual size_t pump(PumpMode) override;
virtual void quit(int) override;
virtual void wake() override;
virtual bool was_exit_requested() const override;
virtual void post_event(Core::EventReceiver& receiver, NonnullOwnPtr<Core::Event>&&) override;
virtual ~EventLoopImplementationMacOS() override;
private:
EventLoopImplementationMacOS();
struct Impl;
NonnullOwnPtr<Impl> m_impl;
int m_exit_code { 0 };
};
}