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LibWeb: Bring MouseEvent a bit closer to spec

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This commit is contained in:
Igor Pissolati 2022-04-09 12:44:42 -03:00 • committed by Andreas Kling
parent a2bc97a9c2
commit 1b94b4c593
6 changed files with 75 additions and 18 deletions
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44
Userland/Libraries/LibWeb/UIEvents/MouseEvent.cpp
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@ -4,23 +4,53 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGUI/Event.h>
#include <LibWeb/HTML/EventNames.h>
#include <LibWeb/UIEvents/EventNames.h>
#include <LibWeb/UIEvents/MouseEvent.h>
namespace Web::UIEvents {
MouseEvent::MouseEvent(FlyString const& event_name, double offset_x, double offset_y, double client_x, double client_y)
: UIEvent(event_name)
, m_offset_x(offset_x)
, m_offset_y(offset_y)
, m_client_x(client_x)
, m_client_y(client_y)
MouseEvent::MouseEvent(FlyString const& event_name, MouseEventInit const& event_init)
: UIEvent(event_name, event_init)
, m_offset_x(event_init.offset_x)
, m_offset_y(event_init.offset_y)
, m_client_x(event_init.client_x)
, m_client_y(event_init.client_y)
, m_button(event_init.button)
{
set_event_characteristics();
}
MouseEvent::~MouseEvent() = default;
// https://www.w3.org/TR/uievents/#dom-mouseevent-button
static i16 determine_button(unsigned mouse_button)
{
switch (mouse_button) {
case GUI::MouseButton::Primary:
return 0;
case GUI::MouseButton::Middle:
return 1;
case GUI::MouseButton::Secondary:
return 2;
case GUI::MouseButton::Backward:
return 3;
case GUI::MouseButton::Forward:
return 4;
default:
VERIFY_NOT_REACHED();
}
}
NonnullRefPtr<MouseEvent> MouseEvent::create_from_platform_event(FlyString const& event_name, double offset_x, double offset_y, double client_x, double client_y, unsigned mouse_button)
{
MouseEventInit 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.button = determine_button(mouse_button);
return MouseEvent::create(event_name, event_init);
}
void MouseEvent::set_event_characteristics()
{