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34 #include "core/dom/DataObjectItem.h"
35 #include "platform/PasteMode.h"
36 #include "platform/Supplementable.h"
37 #include "wtf/ListHashSet.h"
38 #include "wtf/RefCounted.h"
39 #include "wtf/RefPtr.h"
40 #include "wtf/Vector.h"
41 #include "wtf/text/StringHash.h"
42 #include "wtf/text/WTFString.h"
49 // A data object for holding data that would be in a clipboard or moved
50 // during a drag-n-drop operation. This is the data that WebCore is aware
51 // of and is not specific to a platform.
52 class DataObject : public RefCounted<DataObject>, public Supplementable<DataObject> {
54 static PassRefPtr<DataObject> createFromPasteboard(PasteMode);
55 static PassRefPtr<DataObject> create();
57 PassRefPtr<DataObject> copy() const;
59 // DataTransferItemList support.
60 size_t length() const;
61 PassRefPtr<DataObjectItem> item(unsigned long index);
62 // FIXME: Implement V8DataTransferItemList::indexedPropertyDeleter to get this called.
63 void deleteItem(unsigned long index);
65 // Returns null if an item already exists with the provided type.
66 PassRefPtr<DataObjectItem> add(const String& data, const String& type);
67 PassRefPtr<DataObjectItem> add(PassRefPtr<File>);
70 void clearData(const String& type);
71 void clearAllExceptFiles();
73 ListHashSet<String> types() const;
74 String getData(const String& type) const;
75 bool setData(const String& type, const String& data);
77 void urlAndTitle(String& url, String* title = 0) const;
78 void setURLAndTitle(const String& url, const String& title);
79 void htmlAndBaseURL(String& html, KURL& baseURL) const;
80 void setHTMLAndBaseURL(const String& html, const KURL& baseURL);
82 // Used for dragging in files from the desktop.
83 bool containsFilenames() const;
84 Vector<String> filenames() const;
85 void addFilename(const String& filename, const String& displayName);
87 // Used to handle files (images) being dragged out.
88 void addSharedBuffer(const String& name, PassRefPtr<SharedBuffer>);
90 int modifierKeyState() const { return m_modifierKeyState; }
91 void setModifierKeyState(int modifierKeyState) { m_modifierKeyState = modifierKeyState; }
95 explicit DataObject(const DataObject&);
97 PassRefPtr<DataObjectItem> findStringItem(const String& type) const;
98 bool internalAddStringItem(PassRefPtr<DataObjectItem>);
99 void internalAddFileItem(PassRefPtr<DataObjectItem>);
101 Vector<RefPtr<DataObjectItem> > m_itemList;
103 // State of Shift/Ctrl/Alt/Meta keys.
104 int m_modifierKeyState;
107 } // namespace WebCore