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authorAndreas Kling <kling@serenityos.org>2021-01-12 12:17:30 +0100
committerAndreas Kling <kling@serenityos.org>2021-01-12 12:17:46 +0100
commit13d7c09125f8eec703d0a43a9a87fc8aa08f7319 (patch)
tree70fd643c429cea5c1f9362c2674511d17a53f3b5 /Libraries/LibGUI/ScrollableWidget.h
parentdc28c07fa526841e05e16161c74a6c23984f1dd5 (diff)
downloadserenity-13d7c09125f8eec703d0a43a9a87fc8aa08f7319.zip
Libraries: Move to Userland/Libraries/
Diffstat (limited to 'Libraries/LibGUI/ScrollableWidget.h')
-rw-r--r--Libraries/LibGUI/ScrollableWidget.h104
1 files changed, 0 insertions, 104 deletions
diff --git a/Libraries/LibGUI/ScrollableWidget.h b/Libraries/LibGUI/ScrollableWidget.h
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--- a/Libraries/LibGUI/ScrollableWidget.h
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@@ -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 };
-};
-
-}