LibGUI: Default-initialize cursor when focusing an AbstractView

If an AbstractView receives focus without a valid cursor index, we now
ask it to move its cursor to the home position. This way, the user can
actually start moving the cursor after tabbing to a view.

2 files changed, 9 insertions, 0 deletions

diff --git a/Libraries/LibGUI/AbstractView.cpp b/Libraries/LibGUI/AbstractView.cpp
index 8f91294f7d..33b542d109 100644
--- a/Libraries/LibGUI/AbstractView.cpp
+++ b/Libraries/LibGUI/AbstractView.cpp
@@ -678,4 +678,12 @@ void AbstractView::draw_item_text(Gfx::Painter& painter, const ModelIndex& index
     }
 }
 
+void AbstractView::focusin_event(FocusEvent& event)
+{
+    ScrollableWidget::focusin_event(event);
+
+    if (model() && !cursor_index().is_valid())
+        move_cursor(CursorMovement::Home, SelectionUpdate::None);
+}
+
 }
diff --git a/Libraries/LibGUI/AbstractView.h b/Libraries/LibGUI/AbstractView.h
index 5c3dbefb8a..7e6fbabd47 100644
--- a/Libraries/LibGUI/AbstractView.h
+++ b/Libraries/LibGUI/AbstractView.h
@@ -137,6 +137,7 @@ protected:
     virtual void drop_event(DropEvent&) override;
     virtual void leave_event(Core::Event&) override;
     virtual void hide_event(HideEvent&) override;
+    virtual void focusin_event(FocusEvent&) override;
 
     virtual void clear_selection();
     virtual void set_selection(const ModelIndex&);