android/extension_handler_registry.h

   1 #ifndef EXTENSION_HANDLER_REGISTRY_H_INCLUDED
   2 #define EXTENSION_HANDLER_REGISTRY_H_INCLUDED
   3
   4 #ifndef OSCL_VECTOR_H_INCLUDED
   5 #include "oscl_vector.h"
   6 #endif
   7
   8 #ifndef OSCL_MEM_H_INCLUDED
   9 #include "oscl_mem.h"
  10 #endif
  11
  12 #include "oscl_string.h"
  13 #include "dispatch.h"
  14 #include "extension_registry_populator_interface.h"
  15
  16 class OsclSharedLibrary;
  17
  18 class PVPlayerExtensionRegistry : public ExtensionRegistryInterface
  19 {
  20 public:
  21
  22     PVPlayerExtensionRegistry();
  23     /**
  24      * Function for parsing the configuration file and load the Extension libraries
  25      *
  26      * @param configFile
  27      *        Configuration file to be parsed for extension libraries which support registry populator interface
  28     */
  29     void loadPVPlayerExtensions(const OSCL_String& configFile);
  30     /**
  31      * Function for unloading the Extension libraries
  32     */
  33     void removePVPlayerExtensions();
  34     /**
  35     * Function for Creating Extension specified by the String UUID
  36     */
  37     virtual IDispatch* createExtension(const String16& extnIfaceUID,PVPlayerExtensionHandler& extnHandler );
  38
  39     /**
  40     * Function for Populating the registry
  41     */
  42     virtual void registerExtension(const PVPlayerExtnInfo& extnInfo){
  43         mType.push_back(extnInfo);
  44     }
  45     virtual ~PVPlayerExtensionRegistry();
  46
  47 private:
  48     Oscl_Vector<PVPlayerExtnInfo, OsclMemAllocator> mType;
  49     typedef struct
  50     {
  51         OsclSharedLibrary* mLib;
  52         ExtnRegPopulatorInterface* mExtnLibIfacePtr;
  53     } PVPlayerExtnSharedLibInfo;
  54     Oscl_Vector<PVPlayerExtnSharedLibInfo*, OsclMemAllocator> mExtnIfaceInfoList;
  55 };
  56
  57 //Class used by Extension Handler for populating the registry
  58 class PVPlayerExtnPopulator
  59 {
  60 public:
  61     static void populate(PVPlayerExtensionRegistry&);
  62     static void depopulate(PVPlayerExtensionRegistry&);
  63 private:
  64     PVPlayerExtnPopulator();
  65 };
  66
  67
  68 #endif // EXTENSION_HANDLER_REGISTRY_H_INCLUDED
  69
  70