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- #pragma once
- #include <LibGUI/GAbstractView.h>
- class GPainter;
- // FIXME: Rename this to something without "table cell" in the name.
- class GTableCellPaintingDelegate {
- public:
- virtual ~GTableCellPaintingDelegate() {}
- virtual void paint(GPainter&, const Rect&, const Palette&, const GModel&, const GModelIndex&) = 0;
- };
- class GAbstractColumnView : public GAbstractView {
- public:
- int item_height() const { return 16; }
- bool alternating_row_colors() const { return m_alternating_row_colors; }
- void set_alternating_row_colors(bool b) { m_alternating_row_colors = b; }
- int header_height() const { return m_headers_visible ? 16 : 0; }
- bool headers_visible() const { return m_headers_visible; }
- void set_headers_visible(bool headers_visible) { m_headers_visible = headers_visible; }
- bool is_column_hidden(int) const;
- void set_column_hidden(int, bool);
- void set_size_columns_to_fit_content(bool b) { m_size_columns_to_fit_content = b; }
- bool size_columns_to_fit_content() const { return m_size_columns_to_fit_content; }
- void set_cell_painting_delegate(int column, OwnPtr<GTableCellPaintingDelegate>&&);
- int horizontal_padding() const { return m_horizontal_padding; }
- Point adjusted_position(const Point&) const;
- virtual Rect content_rect(const GModelIndex&) const override;
- Rect content_rect(int row, int column) const;
- Rect row_rect(int item_index) const;
- void scroll_into_view(const GModelIndex&, Orientation);
- protected:
- virtual ~GAbstractColumnView() override;
- explicit GAbstractColumnView(GWidget* parent);
- virtual void did_update_model() override;
- virtual void mouseup_event(GMouseEvent&) override;
- virtual void mousedown_event(GMouseEvent&) override;
- virtual void mousemove_event(GMouseEvent&) override;
- virtual void doubleclick_event(GMouseEvent&) override;
- virtual void keydown_event(GKeyEvent&) override;
- virtual void leave_event(CEvent&) override;
- virtual void context_menu_event(GContextMenuEvent&) override;
- virtual GModelIndex index_at_event_position(const Point&, bool& is_toggle) const;
- virtual void toggle_index(const GModelIndex&) {}
- void paint_headers(GPainter&);
- Rect header_rect(int column) const;
- static const Font& header_font();
- void update_headers();
- void set_hovered_header_index(int);
- struct ColumnData {
- int width { 0 };
- bool has_initialized_width { false };
- bool visibility { true };
- RefPtr<GAction> visibility_action;
- OwnPtr<GTableCellPaintingDelegate> cell_painting_delegate;
- };
- ColumnData& column_data(int column) const;
- mutable Vector<ColumnData> m_column_data;
- GMenu& ensure_header_context_menu();
- RefPtr<GMenu> m_header_context_menu;
- Rect column_resize_grabbable_rect(int) const;
- int column_width(int) const;
- void update_content_size();
- virtual void update_column_sizes();
- virtual int item_count() const;
- private:
- bool m_headers_visible { true };
- bool m_size_columns_to_fit_content { false };
- bool m_in_column_resize { false };
- bool m_alternating_row_colors { true };
- int m_horizontal_padding { 5 };
- Point m_column_resize_origin;
- int m_column_resize_original_width { 0 };
- int m_resizing_column { -1 };
- int m_pressed_column_header_index { -1 };
- bool m_pressed_column_header_is_pressed { false };
- int m_hovered_column_header_index { -1 };
- };
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