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prevband.cpp
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Upload User: xhy777
Upload Date: 2007-02-14
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Code Size: 2k
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Windows Kernel

Development Platform:

Visual C++

prevband.cpp：Code Content
  1. //+-------------------------------------------------------------------------
  2. //
  3. //  Copyright (C) Microsoft, 1997
  4. //
  5. //  File:       PrevBand.cpp
  6. //
  7. //  Contents:   Implementation of DLL Exports
  8. //
  9. //  History:    7-24-97  Davepl  Created
  10. //
  11. //--------------------------------------------------------------------------
  13. #include "stdafx.h"
  14. #include "resource.h"
  15. #include "initguid.h"
  16. #include "PrevBand.h"
  17. #include "PrevBand_i.c"
  18. #include "PreviewBand.h"
  20. // Proxy/Stub Information:
  21. // To build a separate proxy/stub DLL, 
  22. // run nmake -f PrevBandps.mk in the project directory.
  24. // The one and only CComModule object
  26. CComModule _Module;
  28. BEGIN_OBJECT_MAP(ObjectMap)
  29. OBJECT_ENTRY(CLSID_PreviewBand, CPreviewBand)
  30. END_OBJECT_MAP()
  32. // DllMain
  33. //
  34. // DLL Entry Point
  36. extern "C"
  37. BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
  38. {
  39. if (dwReason == DLL_PROCESS_ATTACH)
  40. {
  41. _Module.Init(ObjectMap, hInstance);
  42. DisableThreadLibraryCalls(hInstance);
  43. }
  44. else if (dwReason == DLL_PROCESS_DETACH)
  45. _Module.Term();
  46. return TRUE;    // ok
  47. }
  49. // DllCanUnloadNow 
  50. //
  51. // Used to determine whether the DLL can be unloaded by OLE
  53. STDAPI DllCanUnloadNow(void)
  54. {
  55. return (_Module.GetLockCount()==0) ? S_OK : S_FALSE;
  56. }
  58. // DllGetClassObject
  59. //
  60. // Returns a class factory to create an object of the requested type
  62. STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
  63. {
  64. return _Module.GetClassObject(rclsid, riid, ppv);
  65. }
  67. // DllRegisterServer 
  68. //
  69. // Adds entries to the system registry
  71. STDAPI DllRegisterServer(void)
  72. {
  73.     // Registers object, typelib and all interfaces in typelib
  74.     return _Module.RegisterServer(TRUE);
  75. }
  77. // DllUnregisterServer 
  78. //
  79. // Removes entries from the system registry
  81. STDAPI DllUnregisterServer(void)
  82. {
  83. _Module.UnregisterServer();
  84. return S_OK;
  85. }