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LibWeb: Dispatch "wheel" event

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Aliaksandr Kalenik 2022-10-17 20:54:01 +03:00 • committed by Linus Groh
parent 97dc1585b1
commit 501fb1cccb
8 changed files with 176 additions and 12 deletions
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51
Userland/Libraries/LibWeb/UIEvents/WheelEvent.cpp Normal file
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/*
* Copyright (c) 2022, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/HTML/EventNames.h>
#include <LibWeb/UIEvents/EventNames.h>
#include <LibWeb/UIEvents/WheelEvent.h>
namespace Web::UIEvents {
WheelEvent::WheelEvent(JS::Realm& realm, FlyString const& event_name, WheelEventInit const& event_init)
: MouseEvent(realm, event_name, event_init)
, m_delta_x(event_init.delta_x)
, m_delta_y(event_init.delta_y)
, m_delta_mode(event_init.delta_mode)
{
set_prototype(&Bindings::cached_web_prototype(realm, "WheelEvent"));
set_event_characteristics();
}
WheelEvent::~WheelEvent() = default;
WheelEvent* WheelEvent::create(JS::Realm& realm, FlyString const& event_name, WheelEventInit const& event_init)
{
return realm.heap().allocate<WheelEvent>(realm, realm, event_name, event_init);
}
WheelEvent* WheelEvent::create_from_platform_event(JS::Realm& realm, FlyString const& event_name, double offset_x, double offset_y, double client_x, double client_y, double delta_x, double delta_y)
{
WheelEventInit event_init {};
event_init.offset_x = offset_x;
event_init.offset_y = offset_y;
event_init.client_x = client_x;
event_init.client_y = client_y;
event_init.delta_x = delta_x;
event_init.delta_y = delta_y;
event_init.delta_mode = WheelDeltaMode::DOM_DELTA_PIXEL;
return WheelEvent::create(realm, event_name, event_init);
}
void WheelEvent::set_event_characteristics()
{
set_bubbles(true);
set_cancelable(true);
set_composed(true);
}
}