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Ladybird: Plumb Qt mouse events into LibWeb

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This commit is contained in:
Andreas Kling 2022-07-03 21:03:06 +02:00 committed by Andrew Kaster
parent f16ba7945a
commit 9b8fe16e3d
Notes: sideshowbarker 2024-07-17 02:50:27 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/9b8fe16e3d
Pull-request: https://github.com/SerenityOS/serenity/pull/16583
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/linusg
2 changed files with 67 additions and 2 deletions
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66
Ladybird/WebView.cpp
View File

@ -48,6 +48,7 @@
#include <LibWebSocket/ConnectionInfo.h>
#include <LibWebSocket/Message.h>
#include <LibWebSocket/WebSocket.h>
#include <QMouseEvent>
#include <QPaintEvent>
#include <QPainter>
#include <QScrollBar>
@ -189,9 +190,9 @@ public:
{
}
virtual void page_did_invalidate(Gfx::IntRect const&) override
virtual void page_did_invalidate(Gfx::IntRect const& rect) override
{
m_view.update();
m_view.viewport()->update();
}
virtual void page_did_change_favicon(Gfx::Bitmap const&) override
@ -262,6 +263,8 @@ private:
WebView::WebView()
{
setMouseTracking(true);
m_page_client = HeadlessBrowserPageClient::create(*this);
m_page_client->setup_palette(Gfx::load_system_theme("/home/kling/src/serenity/Base/res/themes/Default.ini"));
@ -279,6 +282,65 @@ void WebView::load(String const& url)
m_page_client->load(AK::URL(url));
}
unsigned get_button_from_qt_event(QMouseEvent const& event)
{
if (event.button() == Qt::MouseButton::LeftButton)
return 1;
if (event.button() == Qt::MouseButton::RightButton)
return 2;
if (event.button() == Qt::MouseButton::MiddleButton)
return 4;
return 0;
}
unsigned get_buttons_from_qt_event(QMouseEvent const& event)
{
unsigned buttons = 0;
if (event.buttons() & Qt::MouseButton::LeftButton)
buttons |= 1;
if (event.buttons() & Qt::MouseButton::RightButton)
buttons |= 2;
if (event.buttons() & Qt::MouseButton::MiddleButton)
buttons |= 4;
return buttons;
}
unsigned get_modifiers_from_qt_event(QMouseEvent const& event)
{
unsigned modifiers = 0;
if (event.modifiers() & Qt::Modifier::ALT)
modifiers |= 1;
if (event.modifiers() & Qt::Modifier::CTRL)
modifiers |= 2;
if (event.modifiers() & Qt::Modifier::SHIFT)
modifiers |= 4;
return modifiers;
}
void WebView::mouseMoveEvent(QMouseEvent* event)
{
Gfx::IntPoint position(event->x(), event->y());
auto buttons = get_buttons_from_qt_event(*event);
auto modifiers = get_modifiers_from_qt_event(*event);
m_page_client->page().handle_mousemove(position, buttons, modifiers);
}
void WebView::mousePressEvent(QMouseEvent* event)
{
Gfx::IntPoint position(event->x(), event->y());
auto button = get_button_from_qt_event(*event);
auto modifiers = get_modifiers_from_qt_event(*event);
m_page_client->page().handle_mousedown(position, button, modifiers);
}
void WebView::mouseReleaseEvent(QMouseEvent* event)
{
Gfx::IntPoint position(event->x(), event->y());
auto button = get_button_from_qt_event(*event);
auto modifiers = get_modifiers_from_qt_event(*event);
m_page_client->page().handle_mouseup(position, button, modifiers);
}
void WebView::paintEvent(QPaintEvent* event)
{
QPainter painter(viewport());

3
Ladybird/WebView.h
View File

@ -24,6 +24,9 @@ public:
virtual void paintEvent(QPaintEvent*) override;
virtual void resizeEvent(QResizeEvent*) override;
virtual void mouseMoveEvent(QMouseEvent*) override;
virtual void mousePressEvent(QMouseEvent*) override;
virtual void mouseReleaseEvent(QMouseEvent*) override;
private:
OwnPtr<HeadlessBrowserPageClient> m_page_client;