1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 19:07:34 +00:00

LibGUI+WindowServer: Introduce new mouse tracking mechanism

This commit is contained in:
Ben Wiederhake 2021-09-07 21:04:35 +02:00 committed by Andreas Kling
parent bde3c7301e
commit 45126655cd
10 changed files with 94 additions and 3 deletions

View file

@ -66,6 +66,7 @@ set(SOURCES
Model.cpp
ModelIndex.cpp
ModelSelection.cpp
MouseTracker.cpp
MultiView.cpp
Notification.cpp
OpacitySlider.cpp

View file

@ -0,0 +1,36 @@
/*
* Copyright (c) 2021, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGUI/MouseTracker.h>
#include <LibGUI/WindowServerConnection.h>
namespace GUI {
MouseTracker::List MouseTracker::s_trackers;
MouseTracker::MouseTracker()
{
if (s_trackers.is_empty()) {
WindowServerConnection::the().async_set_global_mouse_tracking(true);
}
s_trackers.append(*this);
}
MouseTracker::~MouseTracker()
{
m_list_node.remove();
if (s_trackers.is_empty()) {
WindowServerConnection::the().async_set_global_mouse_tracking(false);
}
}
void MouseTracker::track_mouse_move(Badge<WindowServerConnection>, Gfx::IntPoint const& point)
{
for (auto& tracker : s_trackers) {
tracker.track_mouse_move(point);
}
}
}

View file

@ -0,0 +1,33 @@
/*
* Copyright (c) 2021, Ben Wiederhake <BenWiederhake.GitHub@gmx.de>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Badge.h>
#include <AK/Function.h>
#include <AK/IntrusiveList.h>
#include <LibGUI/Forward.h>
#include <LibGfx/Point.h>
namespace GUI {
class MouseTracker {
public:
MouseTracker();
virtual ~MouseTracker();
static void track_mouse_move(Badge<WindowServerConnection>, Gfx::IntPoint const&);
protected:
virtual void track_mouse_move(Gfx::IntPoint const&) = 0;
private:
IntrusiveListNode<MouseTracker> m_list_node;
using List = IntrusiveList<MouseTracker, RawPtr<MouseTracker>, &MouseTracker::m_list_node>;
static List s_trackers;
};
}

View file

@ -16,6 +16,7 @@
#include <LibGUI/EmojiInputDialog.h>
#include <LibGUI/Event.h>
#include <LibGUI/Menu.h>
#include <LibGUI/MouseTracker.h>
#include <LibGUI/Window.h>
#include <LibGUI/WindowServerConnection.h>
#include <LibGfx/Bitmap.h>
@ -370,6 +371,11 @@ void WindowServerConnection::display_link_notification()
});
}
void WindowServerConnection::track_mouse_move(Gfx::IntPoint const& mouse_position)
{
MouseTracker::track_mouse_move({}, mouse_position);
}
void WindowServerConnection::ping()
{
async_pong();

View file

@ -55,6 +55,7 @@ private:
virtual void update_system_fonts(String const&, String const&) override;
virtual void window_state_changed(i32, bool, bool) override;
virtual void display_link_notification() override;
virtual void track_mouse_move(Gfx::IntPoint const&) override;
virtual void ping() override;
bool m_display_link_notification_pending { false };