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headless-browser: Implement on_scroll_to_point and on_scroll_by_delta

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Without these callbacks "scroll" events are not emitted so we can't
write tests for scrolling.
This commit is contained in:
Aliaksandr Kalenik 2023-12-18 21:16:33 +01:00 committed by Andreas Kling
parent b27a62488c
commit a93ab25487
Notes: sideshowbarker 2024-07-17 07:25:39 +09:00 
Author: https://github.com/kalenikaliaksandr
Commit: https://github.com/SerenityOS/serenity/commit/a93ab25487
Pull-request: https://github.com/SerenityOS/serenity/pull/22351
1 changed files with 16 additions and 1 deletions
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17
Userland/Utilities/headless-browser.cpp
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@ -109,7 +109,22 @@ public:
}
private:
HeadlessWebContentView() = default;
HeadlessWebContentView()
{
on_scroll_to_point = [this](auto position) {
auto new_viewport_rect = m_viewport_rect;
new_viewport_rect.set_location(position);
client().async_set_viewport_rect(new_viewport_rect.to_type<Web::DevicePixels>());
};
on_scroll_by_delta = [this](auto x_delta, auto y_delta) {
auto position = m_viewport_rect.location();
position.set_x(position.x() + x_delta);
position.set_y(position.y() + y_delta);
if (on_scroll_to_point)
on_scroll_to_point(position);
};
}
void update_zoom() override { }
void create_client() override { }