image_framework_ymj/include/open3d/visualization/gui/StackedWidget.h
2024-12-06 16:25:16 +08:00

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// ----------------------------------------------------------------------------
// - Open3D: www.open3d.org -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2023 www.open3d.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
#pragma once
#include "open3d/visualization/gui/Widget.h"
namespace open3d {
namespace visualization {
namespace gui {
/// Stacks its children on top of each other, with only the selected child
/// showing. It is like a tab control without the tabs.
class StackedWidget : public Widget {
using Super = Widget;
public:
StackedWidget();
virtual ~StackedWidget();
/// Sets the index of the child to draw.
void SetSelectedIndex(int index);
/// Returns the index of the selected child.
int GetSelectedIndex() const;
Size CalcPreferredSize(const LayoutContext& context,
const Constraints& constraints) const override;
void Layout(const LayoutContext& context) override;
Widget::DrawResult Draw(const DrawContext& context) override;
private:
struct Impl;
std::unique_ptr<Impl> impl_;
};
} // namespace gui
} // namespace visualization
} // namespace open3d