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DHTMLControl.h
资源名称：vc++6.0数据库编程大全（代码）.rar　[点击查看]
上传用户：benben_wyd
上传日期：2010-02-26
资源大小：1229k
文件大小：4k
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书籍源码

开发平台：

Visual C++

DHTMLControl.h：源码内容
  1. // DHTMLControl.h : Declaration of the CDHTMLControl
  3. #ifndef __DHTMLCONTROL_H_
  4. #define __DHTMLCONTROL_H_
  6. #include "resource.h"       // main symbols
  7. #include <atlctl.h>
  8. //Added by Chuck Wood for database support
  9. #include "lookup.h"
  11. /////////////////////////////////////////////////////////////////////////////
  12. // CDHTMLControl
  13. class ATL_NO_VTABLE CDHTMLControl : 
  14. public CComObjectRootEx<CComSingleThreadModel>,
  15. public IDispatchImpl<IDHTMLControl, &IID_IDHTMLControl, &LIBID_DHTMLGRADESLib>,
  16. public IDispatchImpl<IDHTMLControlUI, &IID_IDHTMLControlUI, &LIBID_DHTMLGRADESLib>,
  17. public CComControl<CDHTMLControl>,
  18. public IPersistStreamInitImpl<CDHTMLControl>,
  19. public IOleControlImpl<CDHTMLControl>,
  20. public IOleObjectImpl<CDHTMLControl>,
  21. public IOleInPlaceActiveObjectImpl<CDHTMLControl>,
  22. public IViewObjectExImpl<CDHTMLControl>,
  23. public IOleInPlaceObjectWindowlessImpl<CDHTMLControl>,
  24. public IPersistStorageImpl<CDHTMLControl>,
  25. public ISpecifyPropertyPagesImpl<CDHTMLControl>,
  26. public IQuickActivateImpl<CDHTMLControl>,
  27. public IDataObjectImpl<CDHTMLControl>,
  28. public IProvideClassInfo2Impl<&CLSID_DHTMLControl, NULL, &LIBID_DHTMLGRADESLib>,
  29. public CComCoClass<CDHTMLControl, &CLSID_DHTMLControl>
  30. {
  31. public:
  32. CDHTMLControl()
  33. {
  34. m_bWindowOnly = TRUE;
  35. }
  37. DECLARE_REGISTRY_RESOURCEID(IDR_DHTMLCONTROL)
  39. DECLARE_PROTECT_FINAL_CONSTRUCT()
  41. BEGIN_COM_MAP(CDHTMLControl)
  42. COM_INTERFACE_ENTRY(IDHTMLControl)
  43. COM_INTERFACE_ENTRY(IDHTMLControlUI)
  44. COM_INTERFACE_ENTRY2(IDispatch, IDHTMLControl)
  45. COM_INTERFACE_ENTRY(IViewObjectEx)
  46. COM_INTERFACE_ENTRY(IViewObject2)
  47. COM_INTERFACE_ENTRY(IViewObject)
  48. COM_INTERFACE_ENTRY(IOleInPlaceObjectWindowless)
  49. COM_INTERFACE_ENTRY(IOleInPlaceObject)
  50. COM_INTERFACE_ENTRY2(IOleWindow, IOleInPlaceObjectWindowless)
  51. COM_INTERFACE_ENTRY(IOleInPlaceActiveObject)
  52. COM_INTERFACE_ENTRY(IOleControl)
  53. COM_INTERFACE_ENTRY(IOleObject)
  54. COM_INTERFACE_ENTRY(IPersistStreamInit)
  55. COM_INTERFACE_ENTRY2(IPersist, IPersistStreamInit)
  56. COM_INTERFACE_ENTRY(ISpecifyPropertyPages)
  57. COM_INTERFACE_ENTRY(IQuickActivate)
  58. COM_INTERFACE_ENTRY(IPersistStorage)
  59. COM_INTERFACE_ENTRY(IDataObject)
  60. COM_INTERFACE_ENTRY(IProvideClassInfo)
  61. COM_INTERFACE_ENTRY(IProvideClassInfo2)
  62. END_COM_MAP()
  64. BEGIN_PROP_MAP(CDHTMLControl)
  65. PROP_DATA_ENTRY("_cx", m_sizeExtent.cx, VT_UI4)
  66. PROP_DATA_ENTRY("_cy", m_sizeExtent.cy, VT_UI4)
  67. // Example entries
  68. // PROP_ENTRY("Property Description", dispid, clsid)
  69. // PROP_PAGE(CLSID_StockColorPage)
  70. END_PROP_MAP()
  72. BEGIN_MSG_MAP(CDHTMLControl)
  73. MESSAGE_HANDLER(WM_CREATE, OnCreate)
  74. CHAIN_MSG_MAP(CComControl<CDHTMLControl>)
  75. END_MSG_MAP()
  76. // Handler prototypes:
  77. //  LRESULT MessageHandler(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
  78. //  LRESULT CommandHandler(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled);
  79. //  LRESULT NotifyHandler(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
  81. // IViewObjectEx
  82. DECLARE_VIEW_STATUS(0)
  84. //fillGrades prototype Added by Chuck Wood 
  85. protected:
  86. void fillGrades(CComQIPtr<IHTMLFormElement> &spForm,
  87. CComQIPtr<IHTMLElement> &spTableElement);
  89. // IDHTMLControl
  90. public:
  92. // IDHTMLControlUI
  93. public:
  94. STDMETHOD(Lookup)(
  95. IDispatch* pdispForm, 
  96. IDispatch* pdispTable)
  97. {
  98. //Added by Chuck Wood
  99. CComQIPtr<IHTMLFormElement> spForm(pdispForm);
  100. CComQIPtr<IHTMLElement> spTableElement(pdispTable);
  102. if (!spForm || !spTableElement) {
  103. return E_FAIL;
  104. }
  105. else {
  106. fillGrades(spForm, spTableElement);
  107. }
  108. return S_OK;
  109. }
  111. LRESULT OnCreate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
  112. {
  113. CAxWindow wnd(m_hWnd);
  114. HRESULT hr = wnd.CreateControl(IDH_DHTMLCONTROL);
  115. if (SUCCEEDED(hr))
  116. hr = wnd.SetExternalDispatch(static_cast<IDHTMLControlUI*>(this));
  117. if (SUCCEEDED(hr))
  118. hr = wnd.QueryControl(IID_IWebBrowser2, (void**)&m_spBrowser);
  119. return SUCCEEDED(hr) ? 0 : -1;
  120. }
  121. CComPtr<IWebBrowser2> m_spBrowser;
  122. };
  124. #endif //__DHTMLCONTROL_H_