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LibWeb: Give MouseEvents the correct offsetX and offsetY values

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This commit is contained in:
Andreas Kling 2020-03-21 18:27:06 +01:00
parent 4dde36844b
commit 55c845713a
2 changed files with 20 additions and 4 deletions
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23
Libraries/LibWeb/HtmlView.cpp
View file

@ -185,7 +185,8 @@ void HtmlView::mousemove_event(GUI::MouseEvent& event)
#endif
is_hovering_link = true;
}
const_cast<Node*>(node)->dispatch_event(MouseEvent::create("mousemove", 2, 3));
auto offset = compute_mouse_event_offset(event.position(), *result.layout_node);
const_cast<Node*>(node)->dispatch_event(MouseEvent::create("mousemove", offset.x(), offset.y()));
}
if (m_in_mouse_selection) {
layout_root()->selection().set_end({ result.layout_node, result.index_in_node });
@ -236,7 +237,8 @@ void HtmlView::mousedown_event(GUI::MouseEvent& event)
m_in_mouse_selection = true;
}
}
const_cast<Node*>(node)->dispatch_event(MouseEvent::create("mousedown", 2, 3));
auto offset = compute_mouse_event_offset(event.position(), *result.layout_node);
const_cast<Node*>(node)->dispatch_event(MouseEvent::create("mousedown", offset.x(), offset.y()));
}
}
if (hovered_node_changed)
@ -251,8 +253,10 @@ void HtmlView::mouseup_event(GUI::MouseEvent& event)
auto result = layout_root()->hit_test(to_content_position(event.position()));
if (result.layout_node) {
if (auto* node = result.layout_node->node())
const_cast<Node*>(node)->dispatch_event(MouseEvent::create("mouseup", 2, 3));
if (auto* node = result.layout_node->node()) {
auto offset = compute_mouse_event_offset(event.position(), *result.layout_node);
const_cast<Node*>(node)->dispatch_event(MouseEvent::create("mouseup", offset.x(), offset.y()));
}
}
if (event.button() == GUI::MouseButton::Left) {
@ -423,4 +427,15 @@ void HtmlView::did_scroll()
main_frame().set_viewport_rect(visible_content_rect());
}
Gfx::Point HtmlView::compute_mouse_event_offset(const Gfx::Point& event_position, const LayoutNode& layout_node) const
{
auto content_event_position = to_content_position(event_position);
auto top_left_of_layout_node = layout_node.box_type_agnostic_position();
return {
content_event_position.x() - static_cast<int>(top_left_of_layout_node.x()),
content_event_position.y() - static_cast<int>(top_left_of_layout_node.y())
};
}
}

1
Libraries/LibWeb/HtmlView.h
View file

@ -78,6 +78,7 @@ private:
void layout_and_sync_size();
void dump_selection(const char* event_name);
Gfx::Point compute_mouse_event_offset(const Gfx::Point&, const LayoutNode&) const;
RefPtr<Web::Frame> m_main_frame;