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https://github.com/RGBCube/serenity
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0dc9af5f7e
Also run it across the whole tree to get everything using the One True Style. We don't yet run this in an automated fashion as it's a little slow, but there is a snippet to do so in makeall.sh.
59 lines
2 KiB
C++
59 lines
2 KiB
C++
#pragma once
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#include <LibGUI/GFrame.h>
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class GScrollBar;
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class GScrollableWidget : public GFrame {
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public:
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virtual ~GScrollableWidget() override;
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Size content_size() const { return m_content_size; }
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int content_width() const { return m_content_size.width(); }
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int content_height() const { return m_content_size.height(); }
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Rect visible_content_rect() const;
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Rect widget_inner_rect() const;
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void scroll_into_view(const Rect&, Orientation);
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void scroll_into_view(const Rect&, bool scroll_horizontally, bool scroll_vertically);
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void set_scrollbars_enabled(bool);
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bool is_scrollbars_enabled() const { return m_scrollbars_enabled; }
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Size available_size() const;
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GScrollBar& vertical_scrollbar() { return *m_vertical_scrollbar; }
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const GScrollBar& vertical_scrollbar() const { return *m_vertical_scrollbar; }
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GScrollBar& horizontal_scrollbar() { return *m_horizontal_scrollbar; }
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const GScrollBar& horizontal_scrollbar() const { return *m_horizontal_scrollbar; }
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GWidget& corner_widget() { return *m_corner_widget; }
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const GWidget& corner_widget() const { return *m_corner_widget; }
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void scroll_to_top();
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void scroll_to_bottom();
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virtual const char* class_name() const override { return "GScrollableWidget"; }
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protected:
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explicit GScrollableWidget(GWidget* parent);
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virtual void resize_event(GResizeEvent&) override;
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virtual void mousewheel_event(GMouseEvent&) override;
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virtual void did_scroll() {}
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void set_content_size(const Size&);
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void set_size_occupied_by_fixed_elements(const Size&);
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int width_occupied_by_vertical_scrollbar() const;
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int height_occupied_by_horizontal_scrollbar() const;
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private:
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void update_scrollbar_ranges();
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GScrollBar* m_vertical_scrollbar { nullptr };
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GScrollBar* m_horizontal_scrollbar { nullptr };
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GWidget* m_corner_widget { nullptr };
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Size m_content_size;
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Size m_size_occupied_by_fixed_elements;
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bool m_scrollbars_enabled { true };
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};
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