embedding/tests/wxEmbed/GeckoProtocolHandler.h

   1 /* ***** BEGIN LICENSE BLOCK *****
   2  * Version: Mozilla-sample-code 1.0
   3  *
   4  * Copyright (c) 2002 Netscape Communications Corporation and
   5  * other contributors
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this Mozilla sample software and associated documentation files
   9  * (the "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sublicense, and/or sell copies of the Software, and to permit
  12  * persons to whom the Software is furnished to do so, subject to the
  13  * following conditions:
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  15  * The above copyright notice and this permission notice shall be included
  16  * in all copies or substantial portions of the Software.
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  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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  25  *
  26  * Contributor(s):
  27  *   Adam Lock <adamlock@netscape.com>
  28  *
  29  * ***** END LICENSE BLOCK ***** */
  30
  31 #ifndef GECKOPROTOCOLHANDLER_H
  32 #define GECKOPROTOCOLHANDLER_H
  33
  34 #include "nsIProtocolHandler.h"
  35 #include "nsIChannel.h"
  36 #include "nsIURI.h"
  37
  38 class GeckoChannelCallback
  39 {
  40 public:
  41     // Return an nsMemory allocated memory block containing the data requested
  42     // Ownership transfers to the caller so it will be freed automatically
  43     virtual nsresult GetData(
  44         nsIURI *aURI,
  45         nsIChannel *aChannel,
  46         nsACString &aContentType,
  47         void **aData,
  48         PRUint32 *aSize) = 0;
  49 };
  50
  51 class GeckoProtocolHandler
  52 {
  53 public:
  54     static nsresult RegisterHandler(const char *aScheme, const char *aDescription, GeckoChannelCallback *aCallback);
  55 };
  56
  57 #endif