156 lines
6.1 KiB
Objective-C
156 lines
6.1 KiB
Objective-C
/*
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* Copyright (C) 2007-2020 Apple Inc. 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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (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 "Color.h"
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#include "DragActions.h"
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#include "IntPoint.h"
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#include "PageIdentifier.h"
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#include <wtf/EnumTraits.h>
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#include <wtf/Forward.h>
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#include <wtf/HashMap.h>
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#include <wtf/OptionSet.h>
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#include <wtf/Vector.h>
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#include <wtf/text/WTFString.h>
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#if PLATFORM(MAC)
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#ifdef __OBJC__
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#import <Foundation/Foundation.h>
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#import <AppKit/NSDragging.h>
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typedef id <NSDraggingInfo> DragDataRef;
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#else
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typedef void* DragDataRef;
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#endif
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#elif PLATFORM(WIN)
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typedef struct IDataObject* DragDataRef;
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#elif PLATFORM(GTK)
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namespace WebCore {
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class SelectionData;
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}
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typedef WebCore::SelectionData* DragDataRef;
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#elif PLATFORM(HAIKU)
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class BMessage;
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typedef class BMessage* DragDataRef;
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#else
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typedef void* DragDataRef;
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#endif
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namespace WebCore {
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enum class DragApplicationFlags : uint8_t {
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IsModal = 1,
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IsSource = 2,
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HasAttachedSheet = 4,
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IsCopyKeyDown = 8
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};
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class PasteboardContext;
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#if PLATFORM(WIN)
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typedef HashMap<unsigned, Vector<String>> DragDataMap;
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#endif
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class DragData {
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public:
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enum FilenameConversionPolicy { DoNotConvertFilenames, ConvertFilenames };
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enum class DraggingPurpose { ForEditing, ForFileUpload, ForColorControl };
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// clientPosition is taken to be the position of the drag event within the target window, with (0,0) at the top left
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WEBCORE_EXPORT DragData(DragDataRef, const IntPoint& clientPosition, const IntPoint& globalPosition, OptionSet<DragOperation>, OptionSet<DragApplicationFlags> = { }, OptionSet<DragDestinationAction> = anyDragDestinationAction(), std::optional<PageIdentifier> pageID = std::nullopt);
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WEBCORE_EXPORT DragData(const String& dragStorageName, const IntPoint& clientPosition, const IntPoint& globalPosition, OptionSet<DragOperation>, OptionSet<DragApplicationFlags> = { }, OptionSet<DragDestinationAction> = anyDragDestinationAction(), std::optional<PageIdentifier> pageID = std::nullopt);
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// This constructor should used only by WebKit2 IPC because DragData
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// is initialized by the decoder and not in the constructor.
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DragData() = default;
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#if PLATFORM(WIN)
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WEBCORE_EXPORT DragData(const DragDataMap&, const IntPoint& clientPosition, const IntPoint& globalPosition, OptionSet<DragOperation> sourceOperationMask, OptionSet<DragApplicationFlags> = { }, std::optional<PageIdentifier> pageID = std::nullopt);
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const DragDataMap& dragDataMap();
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void getDragFileDescriptorData(int& size, String& pathname);
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void getDragFileContentData(int size, void* dataBlob);
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#endif
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const IntPoint& clientPosition() const { return m_clientPosition; }
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const IntPoint& globalPosition() const { return m_globalPosition; }
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OptionSet<DragApplicationFlags> flags() const { return m_applicationFlags; }
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DragDataRef platformData() const { return m_platformDragData; }
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OptionSet<DragOperation> draggingSourceOperationMask() const { return m_draggingSourceOperationMask; }
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bool containsURL(FilenameConversionPolicy = ConvertFilenames) const;
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bool containsPlainText() const;
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bool containsCompatibleContent(DraggingPurpose = DraggingPurpose::ForEditing) const;
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String asURL(FilenameConversionPolicy = ConvertFilenames, String* title = nullptr) const;
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String asPlainText() const;
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Vector<String> asFilenames() const;
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Color asColor() const;
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bool canSmartReplace() const;
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bool containsColor() const;
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bool containsFiles() const;
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unsigned numberOfFiles() const;
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OptionSet<DragDestinationAction> dragDestinationActionMask() const { return m_dragDestinationActionMask; }
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void setFileNames(Vector<String>& fileNames) { m_fileNames = WTFMove(fileNames); }
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const Vector<String>& fileNames() const { return m_fileNames; }
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#if PLATFORM(COCOA)
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const String& pasteboardName() const { return m_pasteboardName; }
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bool containsURLTypeIdentifier() const;
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bool containsPromise() const;
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#endif
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std::optional<PageIdentifier> pageID() const { return m_pageID; }
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std::unique_ptr<PasteboardContext> createPasteboardContext() const;
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private:
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IntPoint m_clientPosition;
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IntPoint m_globalPosition;
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DragDataRef m_platformDragData;
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OptionSet<DragOperation> m_draggingSourceOperationMask;
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OptionSet<DragApplicationFlags> m_applicationFlags;
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Vector<String> m_fileNames;
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OptionSet<DragDestinationAction> m_dragDestinationActionMask;
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std::optional<PageIdentifier> m_pageID;
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#if PLATFORM(COCOA)
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String m_pasteboardName;
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#endif
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#if PLATFORM(WIN)
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DragDataMap m_dragDataMap;
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#endif
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};
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} // namespace WebCore
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namespace WTF {
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template<> struct EnumTraits<WebCore::DragApplicationFlags> {
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using values = EnumValues<
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WebCore::DragApplicationFlags,
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WebCore::DragApplicationFlags::IsModal,
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WebCore::DragApplicationFlags::IsSource,
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WebCore::DragApplicationFlags::HasAttachedSheet,
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WebCore::DragApplicationFlags::IsCopyKeyDown
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>;
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};
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} // namespace WTF
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