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2d39bce3f6
Almost everything in GTableView moves up to GAbstractColumnView. This is in preparation for sharing a base class between GTableView and GTreeView :^)
98 lines
3.3 KiB
C++
98 lines
3.3 KiB
C++
#pragma once
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#include <LibGUI/GAbstractView.h>
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class GPainter;
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// FIXME: Rename this to something without "table cell" in the name.
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class GTableCellPaintingDelegate {
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public:
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virtual ~GTableCellPaintingDelegate() {}
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virtual void paint(GPainter&, const Rect&, const GModel&, const GModelIndex&) = 0;
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};
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class GAbstractColumnView : public GAbstractView {
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public:
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int item_height() const { return 16; }
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bool alternating_row_colors() const { return m_alternating_row_colors; }
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void set_alternating_row_colors(bool b) { m_alternating_row_colors = b; }
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int header_height() const { return m_headers_visible ? 16 : 0; }
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bool headers_visible() const { return m_headers_visible; }
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void set_headers_visible(bool headers_visible) { m_headers_visible = headers_visible; }
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bool is_column_hidden(int) const;
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void set_column_hidden(int, bool);
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void set_size_columns_to_fit_content(bool b) { m_size_columns_to_fit_content = b; }
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bool size_columns_to_fit_content() const { return m_size_columns_to_fit_content; }
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void set_cell_painting_delegate(int column, OwnPtr<GTableCellPaintingDelegate>&&);
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int horizontal_padding() const { return m_horizontal_padding; }
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Point adjusted_position(const Point&) const;
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GModelIndex index_at_event_position(const Point&) const;
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virtual Rect content_rect(const GModelIndex&) const override;
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Rect content_rect(int row, int column) const;
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Rect row_rect(int item_index) const;
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void scroll_into_view(const GModelIndex&, Orientation);
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protected:
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virtual ~GAbstractColumnView() override;
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explicit GAbstractColumnView(GWidget* parent);
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virtual void did_update_model() override;
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virtual void mouseup_event(GMouseEvent&) override;
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virtual void mousedown_event(GMouseEvent&) override;
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virtual void mousemove_event(GMouseEvent&) override;
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virtual void doubleclick_event(GMouseEvent&) override;
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virtual void keydown_event(GKeyEvent&) override;
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virtual void leave_event(CEvent&) override;
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virtual void context_menu_event(GContextMenuEvent&) override;
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void paint_headers(GPainter&);
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Rect header_rect(int column) const;
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static const Font& header_font();
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void update_headers();
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void set_hovered_header_index(int);
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struct ColumnData {
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int width { 0 };
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bool has_initialized_width { false };
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bool visibility { true };
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RefPtr<GAction> visibility_action;
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OwnPtr<GTableCellPaintingDelegate> cell_painting_delegate;
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};
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ColumnData& column_data(int column) const;
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mutable Vector<ColumnData> m_column_data;
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GMenu& ensure_header_context_menu();
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RefPtr<GMenu> m_header_context_menu;
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Rect column_resize_grabbable_rect(int) const;
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int column_width(int) const;
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void update_content_size();
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void update_column_sizes();
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int item_count() const;
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private:
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bool m_headers_visible { true };
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bool m_size_columns_to_fit_content { false };
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bool m_in_column_resize { false };
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bool m_alternating_row_colors { true };
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int m_horizontal_padding { 5 };
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Point m_column_resize_origin;
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int m_column_resize_original_width { 0 };
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int m_resizing_column { -1 };
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int m_pressed_column_header_index { -1 };
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bool m_pressed_column_header_is_pressed { false };
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int m_hovered_column_header_index { -1 };
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};
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