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LibWeb: Make input widget (buttons, text boxes, etc) scroll with page

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We now relayout all LayoutWidgets when the view is scrolled. This will
cause them to follow along with the rest of the page content.
This commit is contained in:
Andreas Kling 2020-06-01 19:50:47 +02:00
parent 889a8e7d0f
commit e58e315e0f
4 changed files with 28 additions and 3 deletions
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14
Libraries/LibWeb/Layout/LayoutWidget.cpp
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@ -24,11 +24,15 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibGUI/Painter.h>
#include <LibGUI/ScrollBar.h>
#include <LibGUI/Widget.h>
#include <LibGfx/Font.h>
#include <LibGfx/StylePainter.h>
#include <LibGUI/Painter.h>
#include <LibGUI/Widget.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/Frame.h>
#include <LibWeb/Layout/LayoutWidget.h>
#include <LibWeb/PageView.h>
namespace Web {
@ -47,7 +51,11 @@ void LayoutWidget::layout(LayoutMode layout_mode)
{
rect().set_size(widget().width(), widget().height());
LayoutReplaced::layout(layout_mode);
widget().move_to(rect().x(), rect().y());
auto adjusted_widget_position = rect().location().to_int_point();
if (auto* page_view = document().frame()->page_view())
adjusted_widget_position.move_by(-page_view->horizontal_scrollbar().value(), -page_view->vertical_scrollbar().value());
widget().move_to(adjusted_widget_position);
}
void LayoutWidget::render(RenderingContext& context)