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https://github.com/LadybirdBrowser/ladybird.git
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1eb1f7bde9
Previously, any TableView column could be made visible through a context menu shown by right clicking on the table header. This change allows columns to be marked as non-selectable, so their visibility cannot be toggled in this way.
116 lines
3.3 KiB
C++
116 lines
3.3 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibGUI/Widget.h>
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#include <LibGfx/Orientation.h>
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namespace GUI {
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class HeaderView final : public Widget {
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C_OBJECT(HeaderView);
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public:
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virtual ~HeaderView() override = default;
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Gfx::Orientation orientation() const { return m_orientation; }
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Model* model();
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Model const* model() const;
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void set_section_size(int section, int size);
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int section_size(int section) const;
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void set_default_section_size(int section, int size);
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int default_section_size(int section) const;
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bool is_default_section_size_initialized(int section) const;
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Gfx::TextAlignment section_alignment(int section) const;
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void set_section_alignment(int section, Gfx::TextAlignment);
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bool is_section_visible(int section) const;
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void set_section_visible(int section, bool);
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void set_section_selectable(int section, bool);
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int section_count() const;
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Gfx::IntRect section_rect(int section) const;
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Function<void(int section)> on_resize_doubleclick;
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static constexpr auto const sorting_arrow_offset = 3;
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static constexpr auto const sorting_arrow_width = 6;
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static constexpr auto const ascending_arrow_coordinates = Array {
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Gfx::IntPoint { 4, 2 },
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Gfx::IntPoint { 1, 5 },
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Gfx::IntPoint { 7, 5 },
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};
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static constexpr auto const descending_arrow_coordinates = Array {
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Gfx::IntPoint { 1, 3 },
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Gfx::IntPoint { 7, 3 },
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Gfx::IntPoint { 4, 6 },
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};
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private:
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HeaderView(AbstractTableView&, Gfx::Orientation);
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virtual void paint_event(PaintEvent&) override;
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virtual void mousedown_event(MouseEvent&) override;
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virtual void mousemove_event(MouseEvent&) override;
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virtual void mouseup_event(MouseEvent&) override;
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virtual void doubleclick_event(MouseEvent&) override;
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virtual void context_menu_event(ContextMenuEvent&) override;
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virtual void leave_event(Core::Event&) override;
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struct VisibleSectionRange {
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int start_offset { 0 };
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int start { 0 };
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int end { 0 };
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};
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VisibleSectionRange visible_section_range() const;
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Gfx::IntRect section_resize_grabbable_rect(int) const;
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void paint_horizontal(Painter&);
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void paint_vertical(Painter&);
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Menu& ensure_context_menu();
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RefPtr<Menu> m_context_menu;
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AbstractTableView& m_table_view;
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Gfx::Orientation m_orientation { Gfx::Orientation::Horizontal };
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struct SectionData {
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int size { 0 };
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int default_size { 0 };
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bool has_initialized_size { false };
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bool has_initialized_default_size { false };
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bool visibility { true };
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bool selectable { true };
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RefPtr<Action> visibility_action;
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Gfx::TextAlignment alignment { Gfx::TextAlignment::CenterLeft };
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};
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SectionData& section_data(int section) const;
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void set_hovered_section(int);
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mutable Vector<SectionData> m_section_data;
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bool m_in_section_resize { false };
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Gfx::IntPoint m_section_resize_origin;
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int m_section_resize_original_width { 0 };
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int m_resizing_section { -1 };
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int m_pressed_section { -1 };
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bool m_pressed_section_is_pressed { false };
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int m_hovered_section { -1 };
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};
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}
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