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128 lines
4.8 KiB
C++
128 lines
4.8 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibGUI/AbstractView.h>
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namespace GUI {
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class TableCellPaintingDelegate {
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public:
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virtual ~TableCellPaintingDelegate() { }
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virtual void paint(Painter&, const Gfx::IntRect&, const Gfx::Palette&, const ModelIndex&) = 0;
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};
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class AbstractTableView : public AbstractView {
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public:
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int row_height() const;
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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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bool highlight_selected_rows() const { return m_highlight_selected_rows; }
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void set_highlight_selected_rows(bool b) { m_highlight_selected_rows = b; }
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bool column_headers_visible() const;
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void set_column_headers_visible(bool);
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void set_column_hidden(int, bool);
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int column_width(int column) const;
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void set_column_width(int column, int width);
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Gfx::TextAlignment column_header_alignment(int column) const;
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void set_column_header_alignment(int column, Gfx::TextAlignment);
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void set_column_painting_delegate(int column, OwnPtr<TableCellPaintingDelegate>);
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int horizontal_padding() const;
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Gfx::IntPoint adjusted_position(const Gfx::IntPoint&) const;
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virtual Gfx::IntRect content_rect(const ModelIndex&) const override;
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Gfx::IntRect content_rect(int row, int column) const;
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Gfx::IntRect row_rect(int item_index) const;
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virtual void scroll_into_view(const ModelIndex&, bool scroll_horizontally = true, bool scroll_vertically = true) override;
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void scroll_into_view(const ModelIndex& index, Orientation orientation)
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{
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scroll_into_view(index, orientation == Gfx::Orientation::Horizontal, orientation == Gfx::Orientation::Vertical);
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}
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virtual ModelIndex index_at_event_position(const Gfx::IntPoint&, bool& is_toggle) const;
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virtual ModelIndex index_at_event_position(const Gfx::IntPoint&) const override;
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virtual void select_all() override;
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void header_did_change_section_visibility(Badge<HeaderView>, Gfx::Orientation, int section, bool visible);
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void header_did_change_section_size(Badge<HeaderView>, Gfx::Orientation, int section, int size);
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virtual void did_scroll() override;
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HeaderView& column_header() { return *m_column_header; }
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const HeaderView& column_header() const { return *m_column_header; }
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HeaderView& row_header() { return *m_row_header; }
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const HeaderView& row_header() const { return *m_row_header; }
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virtual void model_did_update(unsigned flags) override;
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protected:
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virtual ~AbstractTableView() override;
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AbstractTableView();
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virtual void mousedown_event(MouseEvent&) override;
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virtual void context_menu_event(ContextMenuEvent&) override;
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virtual void keydown_event(KeyEvent&) override;
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virtual void resize_event(ResizeEvent&) override;
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virtual void toggle_index(const ModelIndex&) { }
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void update_content_size();
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virtual void update_column_sizes();
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virtual void update_row_sizes();
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virtual int item_count() const;
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TableCellPaintingDelegate* column_painting_delegate(int column) const;
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void move_cursor_relative(int vertical_steps, int horizontal_steps, SelectionUpdate);
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private:
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void layout_headers();
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RefPtr<HeaderView> m_column_header;
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RefPtr<HeaderView> m_row_header;
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RefPtr<Button> m_corner_button;
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HashMap<int, OwnPtr<TableCellPaintingDelegate>> m_column_painting_delegate;
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bool m_alternating_row_colors { true };
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bool m_highlight_selected_rows { true };
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};
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}
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