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author | Andreas Kling <kling@serenityos.org> | 2021-01-12 12:17:30 +0100 |
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committer | Andreas Kling <kling@serenityos.org> | 2021-01-12 12:17:46 +0100 |
commit | 13d7c09125f8eec703d0a43a9a87fc8aa08f7319 (patch) | |
tree | 70fd643c429cea5c1f9362c2674511d17a53f3b5 /Libraries/LibGUI/ScrollableWidget.h | |
parent | dc28c07fa526841e05e16161c74a6c23984f1dd5 (diff) | |
download | serenity-13d7c09125f8eec703d0a43a9a87fc8aa08f7319.zip |
Libraries: Move to Userland/Libraries/
Diffstat (limited to 'Libraries/LibGUI/ScrollableWidget.h')
-rw-r--r-- | Libraries/LibGUI/ScrollableWidget.h | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/Libraries/LibGUI/ScrollableWidget.h b/Libraries/LibGUI/ScrollableWidget.h deleted file mode 100644 index 349a16a5c7..0000000000 --- a/Libraries/LibGUI/ScrollableWidget.h +++ /dev/null @@ -1,104 +0,0 @@ -/* - * 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/Frame.h> - -namespace GUI { - -class ScrollableWidget : public Frame { - C_OBJECT(ScrollableWidget) -public: - virtual ~ScrollableWidget() override; - - Gfx::IntSize content_size() const { return m_content_size; } - int content_width() const { return m_content_size.width(); } - int content_height() const { return m_content_size.height(); } - - Gfx::IntRect visible_content_rect() const; - - Gfx::IntRect widget_inner_rect() const; - - Gfx::IntRect viewport_rect_in_content_coordinates() const - { - auto viewport_rect = visible_content_rect(); - viewport_rect.set_size(widget_inner_rect().size()); - return viewport_rect; - } - - void scroll_into_view(const Gfx::IntRect&, Orientation); - void scroll_into_view(const Gfx::IntRect&, bool scroll_horizontally, bool scroll_vertically); - - void set_scrollbars_enabled(bool); - bool is_scrollbars_enabled() const { return m_scrollbars_enabled; } - - Gfx::IntSize available_size() const; - - ScrollBar& vertical_scrollbar() { return *m_vertical_scrollbar; } - const ScrollBar& vertical_scrollbar() const { return *m_vertical_scrollbar; } - ScrollBar& horizontal_scrollbar() { return *m_horizontal_scrollbar; } - const ScrollBar& horizontal_scrollbar() const { return *m_horizontal_scrollbar; } - Widget& corner_widget() { return *m_corner_widget; } - const Widget& corner_widget() const { return *m_corner_widget; } - - void scroll_to_top(); - void scroll_to_bottom(); - - int width_occupied_by_vertical_scrollbar() const; - int height_occupied_by_horizontal_scrollbar() const; - - void set_should_hide_unnecessary_scrollbars(bool b) { m_should_hide_unnecessary_scrollbars = b; } - bool should_hide_unnecessary_scrollbars() const { return m_should_hide_unnecessary_scrollbars; } - - Gfx::IntPoint to_content_position(const Gfx::IntPoint& widget_position) const; - Gfx::IntPoint to_widget_position(const Gfx::IntPoint& content_position) const; - - Gfx::IntRect to_content_rect(const Gfx::IntRect& widget_rect) const { return { to_content_position(widget_rect.location()), widget_rect.size() }; } - Gfx::IntRect to_widget_rect(const Gfx::IntRect& content_rect) const { return { to_widget_position(content_rect.location()), content_rect.size() }; } - -protected: - ScrollableWidget(); - virtual void custom_layout() override; - virtual void resize_event(ResizeEvent&) override; - virtual void mousewheel_event(MouseEvent&) override; - virtual void did_scroll() { } - void set_content_size(const Gfx::IntSize&); - void set_size_occupied_by_fixed_elements(const Gfx::IntSize&); - -private: - void update_scrollbar_ranges(); - - RefPtr<ScrollBar> m_vertical_scrollbar; - RefPtr<ScrollBar> m_horizontal_scrollbar; - RefPtr<Widget> m_corner_widget; - Gfx::IntSize m_content_size; - Gfx::IntSize m_size_occupied_by_fixed_elements; - bool m_scrollbars_enabled { true }; - bool m_should_hide_unnecessary_scrollbars { false }; -}; - -} |