ladybird/Userland/Libraries/LibWeb/UIEvents/WheelEvent.cpp
Andrew Kaster d90a9ab70c LibWeb: Add Web::UIEvents::KeyCode and KeyModifier enums, drop Kernel
This was the last Kernel header we had. Move the definitions we need
into a UIEvents header similar to MouseButton.
2024-06-07 09:44:41 +02:00

75 lines
2.8 KiB
C++

/*
* Copyright (c) 2022, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Bindings/WheelEventPrototype.h>
#include <LibWeb/HTML/EventNames.h>
#include <LibWeb/UIEvents/EventNames.h>
#include <LibWeb/UIEvents/KeyCode.h>
#include <LibWeb/UIEvents/WheelEvent.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
namespace Web::UIEvents {
JS_DEFINE_ALLOCATOR(WheelEvent);
WheelEvent::WheelEvent(JS::Realm& realm, FlyString const& event_name, WheelEventInit const& event_init, double page_x, double page_y, double offset_x, double offset_y)
: MouseEvent(realm, event_name, event_init, page_x, page_y, offset_x, offset_y)
, m_delta_x(event_init.delta_x)
, m_delta_y(event_init.delta_y)
, m_delta_z(event_init.delta_z)
, m_delta_mode(event_init.delta_mode)
{
set_event_characteristics();
}
WheelEvent::~WheelEvent() = default;
void WheelEvent::initialize(JS::Realm& realm)
{
Base::initialize(realm);
WEB_SET_PROTOTYPE_FOR_INTERFACE(WheelEvent);
}
JS::NonnullGCPtr<WheelEvent> WheelEvent::construct_impl(JS::Realm& realm, FlyString const& event_name, WheelEventInit const& wheel_event_init)
{
return create(realm, event_name, wheel_event_init);
}
JS::NonnullGCPtr<WheelEvent> WheelEvent::create(JS::Realm& realm, FlyString const& event_name, WheelEventInit const& event_init, double page_x, double page_y, double offset_x, double offset_y)
{
return realm.heap().allocate<WheelEvent>(realm, realm, event_name, event_init, page_x, page_y, offset_x, offset_y);
}
WebIDL::ExceptionOr<JS::NonnullGCPtr<WheelEvent>> WheelEvent::create_from_platform_event(JS::Realm& realm, FlyString const& event_name, CSSPixelPoint screen, CSSPixelPoint page, CSSPixelPoint client, CSSPixelPoint offset, double delta_x, double delta_y, unsigned button, unsigned buttons, unsigned modifiers)
{
WheelEventInit event_init {};
event_init.ctrl_key = modifiers & Mod_Ctrl;
event_init.shift_key = modifiers & Mod_Shift;
event_init.alt_key = modifiers & Mod_Alt;
event_init.meta_key = modifiers & Mod_Super;
event_init.screen_x = screen.x().to_double();
event_init.screen_y = screen.y().to_double();
event_init.client_x = client.x().to_double();
event_init.client_y = client.y().to_double();
event_init.button = button;
event_init.buttons = buttons;
event_init.delta_x = delta_x;
event_init.delta_y = delta_y;
event_init.delta_mode = WheelDeltaMode::DOM_DELTA_PIXEL;
auto event = WheelEvent::create(realm, event_name, event_init, page.x().to_double(), page.y().to_double(), offset.x().to_double(), offset.y().to_double());
event->set_is_trusted(true);
return event;
}
void WheelEvent::set_event_characteristics()
{
set_bubbles(true);
set_cancelable(true);
set_composed(true);
}
}