LibGUI: Add GScrollableWidget::to_widget_position()

This is a complement to to_content_position() :^)

2 files changed, 9 insertions, 0 deletions

diff --git a/Libraries/LibGUI/GScrollableWidget.cpp b/Libraries/LibGUI/GScrollableWidget.cpp
index e9fb3bc464..e1d78aa98a 100644
--- a/Libraries/LibGUI/GScrollableWidget.cpp
+++ b/Libraries/LibGUI/GScrollableWidget.cpp
@@ -188,3 +188,11 @@ Point GScrollableWidget::to_content_position(const Point& widget_position) const
     content_position.move_by(-frame_thickness(), -frame_thickness());
     return content_position;
 }
+
+Point GScrollableWidget::to_widget_position(const Point& content_position) const
+{
+    auto widget_position = content_position;
+    widget_position.move_by(-horizontal_scrollbar().value(), -vertical_scrollbar().value());
+    widget_position.move_by(frame_thickness(), frame_thickness());
+    return widget_position;
+}
diff --git a/Libraries/LibGUI/GScrollableWidget.h b/Libraries/LibGUI/GScrollableWidget.h
index a5231cc456..d1fc8f8ecd 100644
--- a/Libraries/LibGUI/GScrollableWidget.h
+++ b/Libraries/LibGUI/GScrollableWidget.h
@@ -42,6 +42,7 @@ public:
     bool should_hide_unnecessary_scrollbars() const { return m_should_hide_unnecessary_scrollbars; }
 
     Point to_content_position(const Point& widget_position) const;
+    Point to_widget_position(const Point& content_position) const;
 
 protected:
     explicit GScrollableWidget(GWidget* parent);