uriloader/exthandler/uikit/nsOSHelperAppService.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  * vim:expandtab:shiftwidth=2:tabstop=2:cin:
   3  * This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef nsOSHelperAppService_h__
   8 #define nsOSHelperAppService_h__
   9
  10 // The OS helper app service is a subclass of nsExternalHelperAppService and
  11 // is implemented on each platform. It contains platform specific code for
  12 // finding helper applications for a given mime type in addition to launching
  13 // those applications. This is the UIKit version.
  14
  15 #include "nsExternalHelperAppService.h"
  16 #include "nsCExternalHandlerService.h"
  17 #include "nsCOMPtr.h"
  18
  19 class nsOSHelperAppService final : public nsExternalHelperAppService {
  20  public:
  21   nsOSHelperAppService();
  22   ~nsOSHelperAppService();
  23
  24   // override nsIExternalProtocolService methods
  25   NS_IMETHOD GetApplicationDescription(const nsACString& aScheme,
  26                                        nsAString& _retval) override;
  27   NS_IMETHOD IsCurrentAppOSDefaultForProtocol(const nsACString& aScheme,
  28                                               bool* _retval) override;
  29
  30   // method overrides --> used to hook the mime service into internet config....
  31   NS_IMETHOD GetFromTypeAndExtension(const nsACString& aType,
  32                                      const nsACString& aFileExt,
  33                                      nsIMIMEInfo** aMIMEInfo) override;
  34   NS_IMETHOD GetMIMEInfoFromOS(const nsACString& aMIMEType,
  35                                const nsACString& aFileExt, bool* aFound,
  36                                nsIMIMEInfo** aMIMEInfo) override;
  37   NS_IMETHOD GetProtocolHandlerInfoFromOS(const nsACString& aScheme,
  38                                           bool* found,
  39                                           nsIHandlerInfo** _retval) override;
  40
  41   // GetFileTokenForPath must be implemented by each platform.
  42   // platformAppPath --> a platform specific path to an application that we got
  43   //                     out of the rdf data source. This can be a mac file
  44   //                     spec, a unix path or a windows path depending on the
  45   //                     platform
  46   // aFile --> an nsIFile representation of that platform application path.
  47   virtual nsresult GetFileTokenForPath(const char16_t* platformAppPath,
  48                                        nsIFile** aFile) override;
  49
  50   nsresult OSProtocolHandlerExists(const char* aScheme,
  51                                    bool* aHandlerExists) override;
  52 };
  53
  54 #endif  // nsOSHelperAppService_h__