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86 lines
3.2 KiB
C++
86 lines
3.2 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 ListView : public AbstractView {
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C_OBJECT(ListView)
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public:
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virtual ~ListView() override;
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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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bool hover_highlighting() const { return m_hover_highlighting; }
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void set_hover_highlighting(bool b) { m_hover_highlighting = b; }
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int horizontal_padding() const { return m_horizontal_padding; }
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virtual void scroll_into_view(const ModelIndex& index, bool scroll_horizontally, bool scroll_vertically) override;
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Gfx::IntPoint adjusted_position(const Gfx::IntPoint&) const;
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virtual ModelIndex index_at_event_position(const Gfx::IntPoint&) const override;
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virtual Gfx::IntRect content_rect(const ModelIndex&) const override;
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int model_column() const { return m_model_column; }
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void set_model_column(int column) { m_model_column = column; }
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virtual void select_all() override;
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Function<void()> on_escape_pressed;
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virtual void move_cursor(CursorMovement, SelectionUpdate) override;
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void move_cursor_relative(int steps, SelectionUpdate);
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protected:
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ListView();
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virtual void paint_list_item(Painter&, int row_index, int painted_item_index);
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private:
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virtual void model_did_update(unsigned flags) override;
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virtual void paint_event(PaintEvent&) 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 mousemove_event(MouseEvent&) override;
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Gfx::IntRect content_rect(int row) const;
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int item_count() const;
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void update_content_size();
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int m_horizontal_padding { 2 };
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int m_model_column { 0 };
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bool m_alternating_row_colors { true };
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bool m_hover_highlighting { false };
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};
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}
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