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https://github.com/LadybirdBrowser/ladybird.git
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3cc7862487
Columns can now be best-fit resized by double-clicking their grabbable edges. When a default width is set and all data is empty, double-clicking will restore the column to its original state.
110 lines
3.8 KiB
C++
110 lines
3.8 KiB
C++
/*
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* Copyright (c) 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/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;
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Gfx::Orientation orientation() const { return m_orientation; }
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Model* model();
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const Model* 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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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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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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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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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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