ladybird/Userland/Libraries/LibGUI/BreadcrumbBar.h
2021-01-12 12:17:46 +01:00

69 lines
2.5 KiB
C++

/*
* Copyright (c) 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/Widget.h>
namespace GUI {
class BreadcrumbBar : public GUI::Widget {
C_OBJECT(BreadcrumbBar);
public:
virtual ~BreadcrumbBar() override;
void clear_segments();
void append_segment(const String& text, const Gfx::Bitmap* icon = nullptr, const String& data = {});
size_t segment_count() const { return m_segments.size(); }
String segment_data(size_t index) const { return m_segments[index].data; }
void set_selected_segment(Optional<size_t> index);
Optional<size_t> selected_segment() const { return m_selected_segment; }
Function<void(size_t index)> on_segment_click;
Function<void(size_t index, DropEvent&)> on_segment_drop;
Function<void(size_t index, DragEvent&)> on_segment_drag_enter;
Function<void(MouseEvent& event)> on_doubleclick;
private:
BreadcrumbBar();
struct Segment {
RefPtr<const Gfx::Bitmap> icon;
String text;
String data;
WeakPtr<GUI::Button> button;
};
Vector<Segment> m_segments;
Optional<size_t> m_selected_segment;
virtual void doubleclick_event(GUI::MouseEvent&) override;
};
}