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nsClipboard.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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00003  * ***** BEGIN LICENSE BLOCK *****
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00015  *
00016  * The Original Code is mozilla.org code.
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00018  * The Initial Developer of the Original Code is
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00022  *
00023  * Contributor(s):
00024  *   Stuart Parmenter <pavlov@netscape.com>
00025  *   Mike Pinkerton   <pinkerton@netscape.com>
00026  *
00027  * Alternatively, the contents of this file may be used under the terms of
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00040 
00041 #ifndef nsClipboard_h__
00042 #define nsClipboard_h__
00043 
00044 #include <Pt.h>
00045 
00046 #include "nsIClipboard.h"
00047 #include "nsITransferable.h"
00048 #include "nsIClipboardOwner.h"
00049 #include <nsCOMPtr.h>
00050 
00051 class nsITransferable;
00052 class nsIClipboardOwner;
00053 class nsIWidget;
00054 
00059 class nsClipboard : public nsIClipboard
00060 {
00061 
00062 public:
00063   nsClipboard();
00064   virtual ~nsClipboard();
00065 
00066   //nsISupports
00067   NS_DECL_ISUPPORTS
00068 
00069   // nsIClipboard
00070   NS_DECL_NSICLIPBOARD
00071 
00072   NS_IMETHOD SetInputGroup(PRInt32 aInputGroup)
00073   {
00074     mInputGroup = aInputGroup;
00075     return NS_OK;
00076   }
00077 
00078 
00079 protected:
00080   NS_IMETHOD SetNativeClipboardData(PRInt32 aWhichClipboard);
00081   NS_IMETHOD GetNativeClipboardData(nsITransferable * aTransferable, 
00082                                     PRInt32 aWhichClipboard );
00083 nsresult GetFormat(const char* aMimeStr, char *format );
00084 
00085   PRBool  mIgnoreEmptyNotification;
00086        inline nsITransferable *GetTransferable(PRInt32 aWhichClipboard);
00087 
00088 private:
00089   unsigned long GetFlavourTimestamp( char *type );
00090   nsCOMPtr<nsIClipboardOwner> mSelectionOwner;
00091   nsCOMPtr<nsIClipboardOwner> mGlobalOwner;
00092   nsCOMPtr<nsITransferable>   mSelectionTransferable;
00093   nsCOMPtr<nsITransferable>   mGlobalTransferable;
00094 
00095   // Used for communicating pasted data
00096   // from the asynchronous X routines back to a blocking paste:
00097   PRBool mBlocking;
00098   // Used for keeping track of the current input group
00099   PRInt32 mInputGroup;
00100 };
00101 
00102 #endif // nsClipboard_h__