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LibGUI: Implement automatic scrolling in AbstractView

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This adds automatic scrolling when dragging items in TreeViews and other
widgets that inherit from AbstractView when the overloaded
accepts_drag() returns true. This is implemented in FileSystemModel to
allow directories and files to be dragged.
This commit is contained in:
Marcus Nilsson
2021-09-19 21:31:19 +02:00
committed by Andreas Kling
parent 53cfc6ec9f
commit d660e86d13
6 changed files with 45 additions and 7 deletions
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2
Userland/Libraries/LibGUI/AbstractTableView.h
View File

@@ -100,6 +100,8 @@ protected:
void move_cursor_relative(int vertical_steps, int horizontal_steps, SelectionUpdate);
virtual Gfx::IntPoint automatic_scroll_delta_from_position(const Gfx::IntPoint& pos) const override;
private:
void layout_headers();
bool is_navigation(GUI::KeyEvent&);