mirror of
https://github.com/LadybirdBrowser/ladybird.git
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d3ce7ae0e3
This deduplicates existing code, and also gives all the model-backed widgets selection manipulation and drag support for free :^)
74 lines
2.8 KiB
C++
74 lines
2.8 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 <AK/Function.h>
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#include <AK/HashMap.h>
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#include <LibGUI/GAbstractView.h>
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#include <LibGUI/GModel.h>
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class GScrollBar;
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class Painter;
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class GListView : public GAbstractView {
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C_OBJECT(GListView)
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public:
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explicit GListView(GWidget* parent);
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virtual ~GListView() 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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int horizontal_padding() const { return m_horizontal_padding; }
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void scroll_into_view(const GModelIndex&, Orientation);
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Point adjusted_position(const Point&) const;
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virtual GModelIndex index_at_event_position(const Point&) const override;
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virtual Rect content_rect(const GModelIndex&) 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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private:
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virtual void did_update_model() override;
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virtual void paint_event(GPaintEvent&) 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 resize_event(GResizeEvent&) override;
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Rect 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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};
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