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