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LibWeb: Expose the MouseEvent::{clientX, clientY} attributes

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These provide the cursor coordinate within the viewport at which the
event occurred (as opposed to the page relative coordinates exposed via
offsetX, offsetY).
This commit is contained in:
Idan Horowitz 2021-04-15 20:50:02 +03:00 • committed by Andreas Kling
parent 815934a95d
commit ad8e2f481d
5 changed files with 16 additions and 8 deletions
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4
Userland/Libraries/LibWeb/UIEvents/MouseEvent.cpp
View file

@ -30,10 +30,12 @@
namespace Web::UIEvents {
MouseEvent::MouseEvent(const FlyString& event_name, i32 offset_x, i32 offset_y)
MouseEvent::MouseEvent(const FlyString& event_name, i32 offset_x, i32 offset_y, i32 client_x, i32 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)
{
set_event_characteristics();
}

10
Userland/Libraries/LibWeb/UIEvents/MouseEvent.h
View file

@ -35,24 +35,28 @@ class MouseEvent final : public UIEvents::UIEvent {
public:
using WrapperType = Bindings::MouseEventWrapper;
static NonnullRefPtr<MouseEvent> create(const FlyString& event_name, i32 offset_x, i32 offset_y)
static NonnullRefPtr<MouseEvent> create(const FlyString& event_name, i32 offset_x, i32 offset_y, i32 client_x, i32 client_y)
{
return adopt(*new MouseEvent(event_name, offset_x, offset_y));
return adopt(*new MouseEvent(event_name, offset_x, offset_y, client_x, client_y));
}
virtual ~MouseEvent() override;
i32 offset_x() const { return m_offset_x; }
i32 offset_y() const { return m_offset_y; }
i32 client_x() const { return m_client_x; }
i32 client_y() const { return m_client_y; }
protected:
MouseEvent(const FlyString& event_name, i32 offset_x, i32 offset_y);
MouseEvent(const FlyString& event_name, i32 offset_x, i32 offset_y, i32 client_x, i32 client_y);
private:
void set_event_characteristics();
i32 m_offset_x { 0 };
i32 m_offset_y { 0 };
i32 m_client_x { 0 };
i32 m_client_y { 0 };
};
}

2
Userland/Libraries/LibWeb/UIEvents/MouseEvent.idl
View file

@ -2,5 +2,7 @@ interface MouseEvent : Event {
readonly attribute double offsetX;
readonly attribute double offsetY;
readonly attribute double clientX;
readonly attribute double clientY;
};