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LibCore: Add Core::MimeData class

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This object contains zero or more { mime_type, data } entries and will
be used for clipboard data as well as drag & drop.
This commit is contained in:
Andreas Kling 2020-02-14 13:17:26 +01:00
parent 4dc15fc063
commit 3cba9c3c25
3 changed files with 138 additions and 0 deletions
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64
Libraries/LibCore/MimeData.h Normal file
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/*
* 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 <AK/ByteBuffer.h>
#include <AK/HashMap.h>
#include <AK/URL.h>
#include <LibCore/Object.h>
namespace Core {
class MimeData : public Object {
C_OBJECT(MimeData);
public:
virtual ~MimeData() {}
ByteBuffer data(const String& mime_type) const { return m_data.get(mime_type).value_or({}); }
void set_data(const String& mime_type, const ByteBuffer& data) { m_data.set(mime_type, data); }
bool has_format(const String& mime_type) const { return m_data.contains(mime_type); }
Vector<String> formats() const;
// Convenience helpers for "text/plain"
bool has_text() const { return has_format("text/plain"); }
String text() const;
void set_text(const String&);
// Convenience helpers for "text/uri-list"
bool has_urls() const { return has_format("text/uri-list"); }
Vector<URL> urls() const;
void set_urls(const Vector<URL>&);
private:
MimeData() {}
HashMap<String, ByteBuffer> m_data;
};
}