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LibGUI: Default-initialize cursor when focusing an AbstractView

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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.
This commit is contained in:
Andreas Kling 2020-10-28 21:40:31 +01:00
parent 1f789a07b1
commit de3dc15a6e
Notes: sideshowbarker 2024-07-19 01:40:47 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/de3dc15a6e8
2 changed files with 9 additions and 0 deletions
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8
Libraries/LibGUI/AbstractView.cpp
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@ -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);
}
} }

1
Libraries/LibGUI/AbstractView.h
View file

@ -137,6 +137,7 @@ protected:
virtual void drop_event(DropEvent&) override; virtual void drop_event(DropEvent&) override;
virtual void leave_event(Core::Event&) override; virtual void leave_event(Core::Event&) override;
virtual void hide_event(HideEvent&) override; virtual void hide_event(HideEvent&) override;
virtual void focusin_event(FocusEvent&) override;
virtual void clear_selection(); virtual void clear_selection();
virtual void set_selection(const ModelIndex&); virtual void set_selection(const ModelIndex&);