38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
/*
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nanogui/vscrollpanel.h -- Adds a vertical scrollbar around a widget
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that is too big to fit into a certain area
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NanoGUI was developed by Wenzel Jakob <wenzel@inf.ethz.ch>.
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The widget drawing code is based on the NanoVG demo application
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by Mikko Mononen.
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All rights reserved. Use of this source code is governed by a
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BSD-style license that can be found in the LICENSE.txt file.
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*/
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#pragma once
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#include <nanogui/widget.h>
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NAMESPACE_BEGIN(nanogui)
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class NANOGUI_EXPORT VScrollPanel : public Widget {
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public:
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VScrollPanel(Widget *parent);
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virtual void performLayout(NVGcontext *ctx);
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virtual Vector2i preferredSize(NVGcontext *ctx) const;
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virtual bool mouseDragEvent(const Vector2i &p, const Vector2i &rel, int button, int modifiers);
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virtual bool scrollEvent(const Vector2i &p, const Vector2f &rel);
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virtual bool mouseButtonEvent(const Vector2i &p, int button, bool down, int modifiers);
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virtual bool mouseMotionEvent(const Vector2i &p, const Vector2i &rel, int button, int modifiers);
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virtual void draw(NVGcontext *ctx);
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virtual void save(Serializer &s) const;
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virtual bool load(Serializer &s);
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protected:
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int mChildPreferredHeight;
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float mScroll;
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};
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NAMESPACE_END(nanogui)
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