mirror of
https://github.com/RGBCube/serenity
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6d1e47e7dd
...instead of maybe bitmap + a single mime type and its corresponding data. This allows drag&drop operations to hold multiple different kinds of data, and the views/applications to choose between those. For instance, Spreadsheet can keep the structure of the dragged cells, and still provide text-only data to be passed to different unrelated editors.
69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/OwnPtr.h>
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#include <LibCore/Object.h>
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#include <LibGUI/Forward.h>
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#include <LibGfx/Forward.h>
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namespace GUI {
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class DragOperation : public Core::Object {
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C_OBJECT(DragOperation)
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public:
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enum class Outcome {
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None,
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Accepted,
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Cancelled,
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};
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virtual ~DragOperation() override;
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void set_mime_data(RefPtr<Core::MimeData> mime_data) { m_mime_data = move(mime_data); }
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void set_text(const String& text);
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void set_bitmap(const Gfx::Bitmap* bitmap);
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void set_data(const String& data_type, const String& data);
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Outcome exec();
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Outcome outcome() const { return m_outcome; }
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static void notify_accepted(Badge<WindowServerConnection>);
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static void notify_cancelled(Badge<WindowServerConnection>);
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protected:
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explicit DragOperation(Core::Object* parent = nullptr);
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private:
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void done(Outcome);
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OwnPtr<Core::EventLoop> m_event_loop;
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Outcome m_outcome { Outcome::None };
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RefPtr<Core::MimeData> m_mime_data;
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};
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}
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