{"id":506,"date":"2010-05-16T22:35:02","date_gmt":"2010-05-16T14:35:02","guid":{"rendered":"http:\/\/www.kumouse.com\/?p=506"},"modified":"2010-05-16T22:35:02","modified_gmt":"2010-05-16T14:35:02","slug":"%e6%b5%8f%e8%a7%88%e5%99%a8-%e5%ae%9a%e5%88%b6-%e6%89%a9%e5%b1%95-%e8%bd%ac","status":"publish","type":"post","link":"https:\/\/www.kumouse.com\/?p=506","title":{"rendered":"\u6d4f\u89c8\u5668 \u5b9a\u5236 \u6269\u5c55 (\u8f6c)"},"content":{"rendered":"

\u524d\u8a00<\/strong><\/a><\/p>\n

\t\u3000\u3000\u7531\u4e8e\u672c\u4eba\u5728\u5f00\u53d1\u4e2d\u7ecf\u5e38\u8981\u5728\u7a0b\u5e8f\u4e2d\u5d4c\u5165\u6d4f\u89c8\u5668\uff0c\u4e3a\u4e86\u7b26\u5408\u81ea\u5df1\u7684\u9700\u6c42\u7ecf\u5e38\u8981\u5bf9\u6d4f\u89c8\u5668\u8fdb\u884c\u6269\u5c55\u548c\u5b9a\u5236\uff0c \u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u9700\u5728\u7f51\u4e0a\u627e\u8d44\u6599\u548c\u5b66\u4e60\u7684\u8fc7\u7a0b\uff0c\u6211\u60f3\u53ef\u80fd\u5f88\u591a\u5f00\u53d1\u8005\u6216\u8bb8\u4f1a\u9047\u5230\u540c\u6837\u7684\u95ee\u9898\uff0c\u7279\u5199\u6b64\u6587\uff0c\u4ee5\u4f9b\u5927\u5bb6\u53c2\u8003\u3002 <\/p>\n

\n\t\u5728MFC\u4e2d\u4f7f\u7528\u6d4f\u89c8\u5668<\/a><\/b><\/p>\n

\t\u3000\u3000\u5728MFC\u4e2d\u5fae\u8f6f\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86CHtmlView\u3001CDHtmlDialog\u7c7b\u8ba9\u6211\u4eec\u7684\u7a0b\u5e8f\u5f88\u65b9\u4fbf\u7684\u5d4c\u5165\u6d4f\u89c8\u5668\u548c\u8fdb\u884c\u6d4f\u89c8\u5668\u7684\u4e8c\u6b21\u5f00\u53d1\uff0c\u8fd9\u6bd4\u76f4 \u63a5\u4f7f\u7528WebBrowser\u63a7\u4ef6\u8981\u65b9\u4fbf\u5f88\u591a\uff0c\u6240\u4ee5\u672c\u6587\u4e2d\u8ba8\u8bba\u7684\u6d4f\u89c8\u5668\u7684\u95ee\u9898\u90fd\u662f\u9488\u5bf9CHtmlView\u6765\u8ba8\u8bba\u7684\u3002\u6587\u4e2d\u5c06\u63d0\u5230\u4e00\u4e2a\u7c7bCLhpHtmlView, \u5b83\u662fCHtmlView\u7684\u6d3e\u751f\u7c7b\uff0c\u6587\u4e2d\u63d0\u53ca\u7684\u6269\u5c55\u6216\u5b9a\u5236\u90fd\u5c06\u5728CLhpHtmlView\u7c7b(\u6216\u6d3e\u751f\u7c7b)\u4e0a\u5b9e\u73b0\u3002<\/p>\n

\n\t\u600e\u6837\u6269\u5c55\u6216\u5b9a\u5236\u6d4f\u89c8\u5668<\/a><\/b><\/p>\n

\t\u3000\u3000\u6d4f\u89c8\u5668\u5b9a\u4e49\u4e86\u4e00\u4e9b\u6269\u5c55\u63a5\u53e3\uff08\u5982IDocHostUIHandler\u53ef\u4ee5\u5b9a\u5236\u6d4f\u89c8\u5668\u754c\u9762\u6709\u5173\u7684\u884c\u4e3a\uff09\uff0c\u4ee5\u4fbf\u5f00\u53d1\u8005\u8fdb\u884c\u5b9a\u5236\u548c\u6269\u5c55\u3002\u6d4f\u89c8 \u5668\u4f1a\u5728\u9700\u8981\u7684\u65f6\u5019\u5411\u4ed6\u7684\u63a7\u5236\u7ad9\u70b9\u67e5\u8be2\u8fd9\u4e9b\u63a5\u53e3\uff0c\u5728\u63a7\u5236\u7ad9\u70b9\u91cc\u5b9e\u73b0\u76f8\u5e94\u7684\u63a5\u53e3\u5c31\u53ef\u4ee5\u8fdb\u884c\u76f8\u5e94\u7684\u6269\u5c55\u3002\u5728MFC7.01\u7c7b \u5e93\u4e2d\uff0cCHtmlView\u4f7f\u7528\u7684\u63a7\u5236\u7ad9\u70b9\u662fCHtmlControlSite\u7684\uff0c\u5728CHtmlControlSite\u7c7b\u4e2d \u53ea\u5b9e\u73b0\u4e86\u63a5\u53e3IDocHostUIHandler\uff0c \u800c\u8981\u5b9e\u73b0\u66f4\u591a\u7684\u6269\u5c55\u63a5\u53e3\uff0c\u5fc5\u987b\u7528\u81ea\u5b9a\u4e49\u7684\u63a7\u5236\u7ad9\u7c7b\u6765\u53d6\u4ee3CHtmlControlSite\uff0c\u5728\u4e0b\u6587\u4e2d\u63d0\u53ca\u7684\u7c7bCDocHostSite\u5373\u4e3a\u81ea\u5b9a\u4e49 \u7684\u63a7\u5236\u7ad9\u7c7b\u3002 <\/p>\n

\t\u5173\u4e8e\u63a5\u53e3\u7684\u4ecb\u7ecd\u8bf7\u53c2\u8003\uff1a<\/p>\n

http:\/\/dev.csdn.net\/develop\/article\/48\/48483.shtm<\/a> <\/pre>\n
\u5982\u4f55\u4f7f\u81ea\u5b9a\u4e49\u7684\u63a7\u5236\u7ad9\u70b9\u6765\u66ff\u6362\u9ed8\u8ba4\u7684\u63a7\u5236\u7ad9\u70b9\u5462\uff1f\u5728MFC7.0\u4e2d\u53ea\u9700\u91cd\u8f7dCHtmlView\u7684\u865a\u51fd\u6570CreateControlSite\u5373\u53ef\uff1a 
\n\t <\/p>\n
BOOL CLhpHtmlView::CreateControlSite(COleControlContainer * pContainer, \nCOleControlSite ** ppSite, UINT \/*nID*\/, REFCLSID \/*clsid*\/)\n{\n\t*ppSite = new CDocHostSite(pContainer, this);\/\/ \u521b\u5efa\u81ea\u5df1\u7684\u63a7\u5236\u7ad9\u70b9\u5b9e\u4f8b\n\treturn (*ppSite) ? TRUE : FALSE;\n}\n<\/pre>\n
VC6.0\u8981\u66ff\u6362\u63a7\u5236\u7ad9\u8981\u590d\u6742\u7684\u591a\uff0c\u8fd9\u91cc\u5c31\u4e0d\u8ba8\u8bba\u4e86\uff0c\u5982\u9700\u89816.0\u7248\u672c\u7684\u8bf7\u7ed9\u6211\u53d1\u90ae\u4ef6\u5230yourshine@21cn.com\u3002<\/p>\n
\n\t\u5b9a\u5236\u9f20\u6807\u53f3\u952e\u5f39\u51fa\u51fa\u83dc\u5355<\/a><\/b><\/p>\n
\t\u3000\u3000\u8981\u5b9a\u5236\u6d4f\u89c8\u5668\u7684\u9f20\u6807\u53f3\u952e\u5f39\u51fa\u83dc\u5355\uff0c\u5fc5\u987b\u5728\u81ea\u5b9a\u4e49\u7684\u63a7\u5236\u7ad9\u70b9\u7c7b\u4e2d\u5b9e\u73b0IDocHostUIHandler2\u63a5\u53e3\uff0c\u5e76\u4e14IE\u7684 \u7248\u672c\u662f5.5\u6216\u4ee5\u4e0a\u3002\u5728\u63a5\u53e3IDocHostUIHandler2\u7684ShowContextMenu\u65b9\u6cd5\u4e2d\u8c03\u7528\u6d4f\u89c8\u5668\u7c7b\u7684OnShowContextMenu\u865a\u51fd\u6570\uff0c\u6211\u4eec \u5728\u6d4f\u89c8\u5668\u7c7b\u7684\u6d3e\u751f\u7c7b\u91cd\u8f7d\u6b64\u865a\u51fd\u6570\u5373\u53ef\u5b9e\u73b0\u53f3\u952e\u83dc\u5355\u7684\u5b9a\u5236\uff0c\u53c2\u89c1\u4ee3\u7801 
\n\t <\/p>\n
HRESULT CDocHostSite::XDocHostUIHandler::ShowContextMenu(DWORD dwID,\n                                                         POINT * ppt,\n                                                         IUnknown * pcmdtReserved,\n                                                         IDispatch * pdispReserved)\n{\n\tMETHOD_PROLOGUE(CDocHostSite, DocHostUIHandler);\n\treturn pThis->m_pView->OnShowContextMenu( dwID, ppt, pcmdtReserved,pdispReserved );\n}\n\nHRESULT CLhpHtmlView::OnShowContextMenu(DWORD dwID, \n                                        LPPOINT ppt,\n                                        LPUNKNOWN pcmdtReserved, \n                                        LPDISPATCH pdispReserved)\n{\n\tHRESULT result = S_FALSE;\n\n\tswitch(m_ContextMenuMode)\n\t{\n\tcase NoContextMenu:\t\t\t\/\/ \u65e0\u83dc\u5355\n\t\tresult=S_OK;\n\t\tbreak;\n\tcase DefaultMenu:\t\t\t\t\/\/ \u9ed8\u8ba4\u83dc\u5355\n\t\tbreak;\n\tcase TextSelectionOnly:\t\t\t\/\/ \u4ec5\u6587\u672c\u9009\u62e9\u83dc\u5355\n\t\tif(!(dwID == CONTEXT_MENU_TEXTSELECT || dwID == CONTEXT_MENU_CONTROL))\n\t\t\tresult=S_OK;\n\t\tbreak;\n\tcase CustomMenu:\t\t\t\t\/\/ \u81ea\u5b9a\u4e49\u83dc\u5355\n\t\tif(dwID!=CONTEXT_MENU_TEXTSELECT)\n\t\t\tresult=OnShowCustomContextMenu(ppt,pcmdtReserved,pdispReserved);\n\t\tbreak;\n\t}\n\n\treturn result;\n}\t\t<\/pre>\n
\u5728CLhpHtmlView\u4e2d\u5b9a\u4e49\u7684\u679a\u4e3e\u7c7b\u578bCONTEXT_MENU_MODE\u4e3e\u51fa\u4e86\u5b9a\u5236\u53f3\u952e\u5f39\u51fa\u83dc\u5355\u7684\u56db\u79cd\u7c7b\u578b 
\n\t <\/p>\n
enum CONTEXT_MENU_MODE\t\t\/\/ \u4e0a\u4e0b\u6587\u83dc\u5355\n{\n\tNoContextMenu,\t\t\/\/ \u65e0\u83dc\u5355\n\tDefaultMenu,\t\t\/\/ \u9ed8\u8ba4\u83dc\u5355\n\tTextSelectionOnly,\t\t\/\/ \u4ec5\u6587\u672c\u9009\u62e9\u83dc\u5355\n\tCustomMenu\t\t\/\/ \u81ea\u5b9a\u4e49\u83dc\u5355\n};\n<\/pre>\n
\u3000\u3000\u901a\u8fc7CLhpHtmlView\u7684\u51fd\u6570SetContextMenuMode\u6765\u8bbe\u7f6e\u53f3\u952e\u83dc\u5355\u7684\u7c7b\u578b\u3002\u5982\u679c\u8bbe\u5b9a\u7684\u53f3\u952e\u5f39\u51fa\u83dc\u5355\u662f“\u81ea\u5b9a\u4e49\u83dc\u5355”\u7c7b\u578b\uff0c \u6211\u4eec\u53ea\u8981\u5728CLhpHtmlView\u7684\u6d3e\u751f\u7c7b\u4e2d\u91cd\u8f7dOnShowCustomContextMenu\u865a\u51fd\u6570\u5373\u53ef\uff0c\u5982\u4e0b\u4ee3\u7801 CDemoView\u662fCLhpHtmlView\u7684\u6d3e\u751f\u7c7b<\/p>\n
HRESULT CDemoView::OnShowCustomContextMenu(LPPOINT ppt, LPUNKNOWN pcmdtReserved,LPDISPATCH pdispReserved)\n{\n\tif ((ppt==NULL)||(pcmdtReserved==NULL)||(pcmdtReserved==NULL))\n\t\treturn S_OK;\n\n\tHRESULT hr=0;\n\tIOleWindow *oleWnd=NULL;\n    \thr=pcmdtReserved->QueryInterface(IID_IOleWindow, (void**)&oleWnd);\n\tif((hr != S_OK)||(oleWnd == NULL))\n\t\treturn S_OK;\n\n\tHWND hwnd=NULL;\n\thr=oleWnd->GetWindow(&hwnd);\n\tif((hr!=S_OK)||(hwnd==NULL))\n\t{\n\t\toleWnd->Release();\n\t\treturn S_OK;\n\t}\n\n\tIHTMLElementPtr\tpElem=NULL;\n\thr = pdispReserved->QueryInterface(IID_IHTMLElement, (void**)&pElem);\n\tif(hr != S_OK)\n\t{\n\t\toleWnd->Release();\n\t\treturn S_OK;\n\t}\n\n\tIHTMLElementPtr\tpParentElem=NULL;\n\n\t_bstr_t\ttagID;\n\tBOOL go=TRUE;\n\n\tpElem->get_id(&tagID.GetBSTR());\n\t\n\twhile(go && tagID.length()==0)\n\t{\n\t\thr=pElem->get_parentElement(&pParentElem);\n\t\tif(hr==S_OK && pParentElem!=NULL)\n\t\t{\n\t\t\tpElem->Release();\n\t\t\tpElem=pParentElem;\n\t\t\tpElem->get_id(&tagID.GetBSTR());\n\t\t}\n\t\telse\n\t\t\tgo=FALSE;\n\t};\n\tif(tagID.length()==0)\n\t\ttagID="no id";\n\n\tCMenu Menu,SubMenu;\n\tMenu.CreatePopupMenu();\n\t\n\tCString strTagID = ToStr(tagID);\n\n\tif(strTagID == "red")\n\t\tMenu.AppendMenu(MF_BYPOSITION, ID_RED, "\u60a8\u70b9\u51fb\u7684\u662f\u7ea2\u8272");\n\telse if(strTagID == "green")\n\t\tMenu.AppendMenu(MF_BYPOSITION, ID_GREEN, "\u60a8\u70b9\u51fb\u7684\u662f\u7eff\u8272");\n\telse if(strTagID == "blue")\n\t\tMenu.AppendMenu(MF_BYPOSITION, ID_BLUE, "\u60a8\u70b9\u51fb\u7684\u662f\u84dd\u8272");\n\telse\n\t\tMenu.AppendMenu(MF_BYPOSITION, ID_NONE, "\u4f60\u70b9\u4e86\u4e5f\u767d\u70b9\uff0c\u8bf7\u5728\u6307\u5b9a\u7684\u5730\u65b9\u70b9\u51fb");\n\t\t\n\tint MenuID=Menu.TrackPopupMenu(TPM_RETURNCMD|TPM_LEFTALIGN|TPM_RIGHTBUTTON,ppt->x, ppt->y, this);\n\tswitch(MenuID)\n\t{\n\tcase ID_RED:\n\t\tMessageBox("\u7ea2\u8272");\n\t\tbreak;\n\tcase ID_GREEN:\n\t\tMessageBox("\u7ea2\u8272");\n\t\tbreak;\n\tcase ID_BLUE:\n\t\tMessageBox("\u7ea2\u8272");\n\t\tbreak;\n\tcase ID_NONE:\n\t\tMessageBox("haha");\n\t\tbreak;\n\t}\n\n\toleWnd->Release();\n\tpElem->Release();\n\n\treturn S_OK;\n}\t\t<\/pre>\n

\n\t\u5b9e\u73b0\u811a\u672c\u6269\u5c55(\u5f88\u91cd\u8981\u7684external\u63a5\u53e3)<\/a><\/b><\/p>\n
\t\u3000\u3000\u5728\u4f60\u5d4c\u5165\u4e86\u6d4f\u89c8\u5668\u7684\u5de5\u7a0b\u4e2d\uff0c\u5982\u679c\u7f51\u9875\u7684\u811a\u672c\u4e2d\u80fd\u8c03\u7528C++\u4ee3\u7801\uff0c\u90a3\u5c06\u662f\u4e00\u4ef6\u5f88\u60ec\u610f\u7684\u4e8b\u60c5\uff0c\u8981\u5b9e\u73b0\u8fd9\u79cd\u4ea4\u4e92\uff0c\u5c31\u5fc5\u987b\u5b9e\u73b0\u811a\u672c\u6269\u5c55\u3002\u5b9e\u73b0\u811a\u672c\u6269\u5c55\u5c31\u662f\u5728\u7a0b\u5e8f\u4e2d\u5b9e\u73b0\u4e00\u4e2aIDispatch\u63a5\u53e3\uff0c\u901a\u8fc7CHtmlView\u7c7b\u7684OnGetExternal\u865a\u51fd\u6570\u8fd4\u56de\u6b64\u63a5\u53e3\u6307\u9488,\u8fd9\u6837\u5c31\u53ef\u4ee5\u5728\u811a\u672c\u4e2d\u901a\u8fc7window.external.XXX(\u5173\u952e\u5b57window\u53ef\u4ee5\u7701\u7565)\u6765 \u5f15\u7528\u63a5\u53e3\u66b4\u9732\u7684\u65b9\u6cd5\u6216\u5c5e\u6027(XXX\u4e3a\u65b9\u6cd5\u6216\u5c5e\u6027\u540d)\u3002\u5728MFC\u4e2d\u4eceCCmdTarget\u6d3e\u751f\u7684\u7c7b\u90fd\u53ef\u4ee5\u5b9e\u73b0\u81ea\u52a8\u5316\uff0c\u800c\u4e0d\u5fc5\u5728MFC\u5de5\u7a0b\u4e2d\u5f15\u5165\u7e41\u6742\u7684ATL\u3002\u4eceCCmdTarget\u6d3e\u751f\u7684\u7c7b\u5b9e\u73b0\u81ea\u52a8\u5316\u63a5\u53e3\u7684\u65f6\u5019\u4e0d\u8981\u5fd8\u4e86\u5728\u6784\u9020\u51fd\u6570\u4e2d\u8c03\u7528EnableAutomation\u51fd\u6570\u3002
\n\t\u3000\u3000\u8981\u4f7f\u865a\u51fd\u6570OnGetExternal\u53d1\u6325\u4f5c\u7528\u5fc5\u987b\u5728 \u81ea\u5b9a\u4e49\u7684\u63a7\u5236\u7ad9\u70b9\u7c7b\u4e2d\u5b9e\u73b0IDocHostUIHandler\uff0c\u5728\u63a5\u53e3IDocHostUIHandler\u7684GetExternal\u65b9\u6cd5\u4e2d\u8c03\u7528\u6d4f\u89c8\u5668\u7c7b\u7684OnGetExternal\u865a\u51fd\u6570\uff0c\u6211\u4eec\u5728\u6d4f\u89c8\u5668\u7c7b\u7684\u6d3e\u751f\u7c7b\u91cd\u8f7dOnGetExternal\u865a\u51fd\u6570\uff0c \u901a\u8fc7\u53c2\u6570lppDispatch\u8fd4\u56de\u4e00\u4e2aIDispatch\u6307\u9488,\u8fd9\u6837\u811a\u672c\u4e2d\u5f15\u7528window.external\u65f6\u5c31\u662f\u5f15\u7528\u7684\u8fd4\u56de\u7684\u63a5\u53e3\uff0c\u53c2\u89c1\u4ee3\u7801<\/p>\n
HRESULT CDocHostSite::XDocHostUIHandler::GetExternal(IDispatch ** ppDispatch)\n{\n\tMETHOD_PROLOGUE(CDocHostSite, DocHostUIHandler);\n\treturn pThis->m_pView->OnGetExternal( ppDispatch );\n}\n\nCLhpHtmlView::CLhpHtmlView(BOOL isview)\n{\n\t......\n\tEnableAutomation();\/\/ \u5141\u8bb8\u81ea\u52a8\u5316\n}\n\nHRESULT CLhpHtmlView::OnGetExternal(LPDISPATCH *lppDispatch)\n{\n\t*lppDispatch = GetIDispatch(TRUE);\/\/ \u8fd4\u56de\u81ea\u8eab\u7684IDispatch\u63a5\u53e3\n\treturn S_OK;\n}      <\/pre>\n
\u8bf7\u6ce8\u610f\u4e0a\u9762\u4ee3\u7801\u4e2d\uff0c\u5728OnGetExternal\u8fd4\u56de\u7684\u662f\u81ea\u8eabIDispatch\u63a5\u53e3\uff0c \u8fd9\u6837\u5c31\u4e0d\u6bd4\u4e3a\u811a\u672c\u6269\u5c55\u800c\u53e6\u5916\u5199\u4e00\u4e2a\u4eceCCmdTarget\u6d3e\u751f\u7684\u65b0\u7c7b\uff0c CLhpHtmlView\u672c\u8eab\u5c31\u662f\u4eceCCmdTarget\u6d3e\u751f\uff0c\u76f4\u63a5\u5728\u4e0a\u9762\u5b9e\u73b0\u63a5\u53e3\u5c31\u662f\u3002 <\/p>\n
\t\u4e0b\u7528\u5177\u4f53\u793a\u4f8b\u6765\u8bf4\u660e\u600e\u6837\u5b9e\u73b0\u811a\u672c\u6269\u5c55 <\/p>\n
\t\u793a\u4f8b\u4f1a\u5728\u7f51\u9875\u4e0a\u70b9\u51fb\u4e00\u4e2a\u6309\u94ae\u800c\u4f7f\u6574\u4e2a\u7a97\u53e3\u53d1\u751f\u6296\u52a8<\/p>\n
\t\u4eceCLhpHtmlView\u6d3e\u751f\u4e00\u4e2a\u7c7bCDemoView,\u5728\u7c7b\u4e2d\u5b9e\u73b0IDispatch, \u5e76\u901a\u8fc7IDispatch\u66b4\u9732\u65b9\u6cd5WobbleWnd<\/p>\n
---------------------------------------------------------------------------\n\u6587\u4ef6 DemoView.h\n---------------------------------------------------------------------------\n.......\nclass CDemoView : public CLhpHtmlView\n{\n\t......\n\tDECLARE_DISPATCH_MAP() \/\/ \u6784\u5efadispatch\u6620\u5c04\u8868\u4ee5\u66b4\u9732\u65b9\u6cd5\u6216\u5c5e\u6027\n\t......\n\tvoid WobbleWnd();\/\/ \u6296\u52a8\u7a97\u53e3\n};\n\n---------------------------------------------------------------------------\n\u6587\u4ef6 DemoView.cpp\n---------------------------------------------------------------------------\n\n......\n\n\/\/ \u628a\u6210\u5458\u51fd\u6570\u6620\u5c04\u5230Dispatch\u6620\u5c04\u8868\u4e2d,\u66b4\u9732\u65b9\u6cd5\u7ed9\u811a\u672c\nBEGIN_DISPATCH_MAP(CDemoView, CLhpHtmlView)\n\tDISP_FUNCTION(CDemoView, "WobbleWnd", WobbleWnd, VT_EMPTY, VTS_NONE)\nEND_DISPATCH_MAP()\n\n......\n\nvoid CDemoView::WobbleWnd()\n{\n\t\/\/ \u5728\u8fd9\u91cc\u5b9e\u73b0\u6296\u52a8\u7a97\u53e3\n\t......\n}\n\n---------------------------------------------------------------------------\n\u6587\u4ef6 Demo.htm\n---------------------------------------------------------------------------\n\n...... onclick="external.WobbleWnd()" ......\t\t<\/pre>\n
\u8fd9\u91cc\u6211\u8981\u4ecb\u7ecd\u4e00\u4e0bDISP_FUNCTION\u5b8f\uff0c\u5b83\u7684\u4f5c\u7528\u662f\u5c06\u4e00\u4e2a\u51fd\u6570\u6620\u5c04\u5230Dispatch\u6620\u5c04\u8868\u4e2d\uff0c\u6211\u4eec\u770b<\/p>\n
DISP_FUNCTION(CDemoView, "WobbleWnd", WobbleWnd, VT_EMPTY, VTS_NONE)<\/pre>\n
CDemoView\u662f\u5bbf\u4e3b\u7c7b\u540d\uff0c "WobbleWnd"\u662f\u66b4\u9732\u7ed9\u5916\u9762\u7684\u540d\u5b57(\u811a\u672c\u8c03\u7528\u65f6\u4f7f\u7528\u7684\u540d\u5b57)\uff0c VT_EMPTY\u662f\u8fd4\u56de\u503c\u5f97\u7c7b\u578b\u4e3a\u7a7a\uff0cVTS_NONE\u8bf4\u660e\u6b64\u65b9\u6cd5\u6ca1\u6709\u53c2\u6570\uff0c\u5982\u679c\u8981\u6620\u5c04\u7684\u51fd\u6570\u6709\u8fd4\u56de\u503c\u548c\u53c2\u6570\u8be5 \u5982\u4f55\u6620\u5c04\uff0c\u901a\u8fc7\u4e0b\u9762\u4e3e\u4f8b\u6765\u8bf4\u660e 
\n\t <\/p>\n
DISP_FUNCTION(CCalendarView,"TestFunc",TestFunc,VT_BOOL,VTS_BSTR VTS_I4 VTS_I4)\n\nBOOL TestFunc(LPCSTR param1, int param2, int param3)\n{\n\t.....\n}\t\t<\/pre>\n
\u3000\u3000\u53c2\u6570\u8868VTS_BSTR VTS_I4 VTS_I4\u662f\u7528\u7a7a\u683c\u5206\u9694\uff0c\u4ed6\u4eec\u7684\u7c7b\u578b\u6620\u5c04\u8bf7\u53c2\u8003MSDN\uff0c\u8fd9\u8981\u63d0\u9192\u7684\u662f\u4e0d\u8981\u628aVTS_BSTR\u4e0eCString\u5bf9\u5e94\uff0c\u800c\u5e94\u4e0eLPCSTR\u5bf9\u5e94\u3002<\/p>\n
\n\tC++\u4ee3\u7801\u4e2d\u5982\u4f55\u8c03\u7528\u7f51\u9875\u811a\u672c\u4e2d\u7684\u51fd\u6570<\/a><\/b><\/p>\n
\t\u3000\u3000IHTMLDocument2::scripts\u5c5e\u6027\u8868\u793aHTML\u6587\u6863\u4e2d\u6240\u6709\u811a\u672c\u5bf9\u8c61\u3002\u4f7f\u7528\u811a\u672c\u5bf9\u8c61\u7684IDispatch\u63a5\u53e3\u7684GetIDsOfNames\u65b9\u6cd5\u53ef\u4ee5\u5f97\u5230\u811a\u672c\u51fd\u6570\u7684 DispID\uff0c\u5f97\u5230DispID\u540e\uff0c\u4f7f\u7528IDispatch\u7684Invoke\u51fd\u6570\u53ef\u4ee5\u8c03\u7528\u5bf9\u5e94\u7684\u811a\u672c\u51fd\u6570\u3002CLhpHtmlView\u63d0\u4f9b\u4e86\u65b9\u4fbf\u7684\u8c03\u7528JavaScript\u7684\u51fd\u6570\uff0c\u8bf7\u53c2\u8003CLhpHtmlView\u4e2d\u6709\u5173\u952e\u5b57“JScript”\u7684\u4ee3\u7801\u3002<\/p>\n
\n\t\u5b9a\u5236\u6d88\u606f\u6846\u7684\u6807\u9898<\/a><\/b><\/p>\n
\t\u3000\u3000\u6211\u4eec\u5728\u811a\u672c\u4e2d\u8c03\u7528alert\u5f39\u51fa\u6d88\u606f\u6846\u65f6\uff0c\u6d88\u606f\u6846\u7684\u6807\u9898\u662f\u5fae\u8f6f\u9884\u5b9a\u4e49\u7684“Microsoft Internet Explorer”\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n
\t<\/p>\n
\t\u3000\u3000\u5728\u81ea\u5b9a\u4e49\u7684\u63a7\u5236\u7ad9\u70b9\u7c7b\u4e2d\u5b9e\u73b0IDocHostShowUI\u63a5\u53e3\uff0c\u5728\u63a5\u53e3\u7684ShowMessage\u65b9\u6cd5\u4e2d\u8c03\u7528\u6d4f\u89c8\u5668\u7684OnShowMessage,\u6211\u4eec\u91cd\u8f7d OnShowMessage\u865a\u51fd\u6570\u5373\u53ef\u5b9a\u5236\u6d88\u606f\u6846\u7684\u6807\u9898\uff0c\u5b9e\u73b0\u4ee3\u7801\u5982\u4e0b\uff1a 
\n\t <\/p>\n
\/\/ \u7a97\u53e3\u6807\u9898"Microsoft Internet Explorer"\u7684\u8d44\u6e90\u6807\u8bc6\n#define IDS_MESSAGE_BOX_TITLE 2213\nHRESULT CLhpHtmlView::OnShowMessage(HWND hwnd,\n                                    LPOLESTR lpstrText,\n                                    LPOLESTR lpstrCaption,\n                                    DWORD dwType,\n                                    LPOLESTR lpstrHelpFile,\n                                    DWORD dwHelpContext,\n                                    LRESULT * plResult)\n{\n    \/\/\u8f7d\u5165Shdoclc.dll \u548cIE\u6d88\u606f\u6846\u6807\u9898\u5b57\u7b26\u4e32\n    HINSTANCE hinstSHDOCLC = LoadLibrary(TEXT("SHDOCLC.DLL"));\n    if (hinstSHDOCLC == NULL)\n        return S_FALSE;\n\n\tCString strBuf,strCaption(lpstrCaption);\n\tstrBuf.LoadString(hinstSHDOCLC, IDS_MESSAGE_BOX_TITLE);\n\n    \/\/ \u6bd4\u8f83IE\u6d88\u606f\u6846\u6807\u9898\u5b57\u7b26\u4e32\u548clpstrCaption\n    \/\/ \u5982\u679c\u76f8\u540c\uff0c\u7528\u81ea\u5b9a\u4e49\u6807\u9898\u66ff\u6362\n\tif(strBuf==lpstrCaption)\n        strCaption = m_DefaultMsgBoxTitle;\n\n    \/\/ \u521b\u5efa\u81ea\u5df1\u7684\u6d88\u606f\u6846\u5e76\u4e14\u663e\u793a\n    *plResult = MessageBox(CString(lpstrText), strCaption, dwType);\n\n    \/\/\u5378\u8f7dShdoclc.dll\u5e76\u4e14\u8fd4\u56de\n    FreeLibrary(hinstSHDOCLC);\n    return S_OK;\n}\t\t<\/pre>\n
\u4ece\u4ee3\u7801\u4e2d\u53ef\u4ee5\u770b\u5230\u901a\u8fc7\u8bbe\u5b9am_DefaultMsgBoxTitle\u7684\u503c\u6765\u6539\u53d8\u6d88\u606f\u5bbd\u7684\u6807\u9898\uff0c\u4fee\u6539\u6b64\u503c\u662f\u540c\u8fc7SetDefaultMsgBoxTitle\u6765\u5b9e\u73b0<\/p>\n
void CLhpHtmlView::SetDefaultMsgBoxTitle(CString strTitle)\n{\n\tm_DefaultMsgBoxTitle=strTitle;\n}\n<\/pre>\n

\n\t\u600e\u6837\u5b9a\u5236\u3001\u4fee\u6539\u6d4f\u89c8\u5668\u5411Web\u670d\u52a1\u5668\u53d1\u9001\u7684HTTP\u8bf7\u6c42\u5934<\/a><\/b><\/p>\n
\t\u3000\u3000\u5728\u96c6\u6210\u4e86WebBrowser\u63a7\u4ef6\u7684\u5e94\u7528\u4e2d\uff0cWeb\u670d\u52a1\u5668\u6709\u65f6\u53ef\u80fd\u5e0c\u671b\u5ba2\u6237\u7aef(\u6d4f\u89c8\u5668)\u53d1\u9001\u7684HTTP\u8bf7\u6c42\u4e2d\u9644\u5e26\u4e00\u4e9b\u989d\u5916\u7684\u4fe1\u606f\u6216\u81ea\u5b9a\u4e49\u7684 HTTP\u5934\u5b57\u6bb5\uff0c\u8fd9\u6837\u5c31\u5fc5\u987b\u5728\u6d4f\u89c8\u5668\u4e2d\u63a7\u5236\u5411Web\u670d\u52a1\u5668\u53d1\u9001\u7684HTTP\u8bf7\u6c42\u3002 \u4e0b\u9762\u662f\u6355\u83b7\u7684\u4e00\u4e2a\u666e\u901a\u7684\u7528\u6d4f\u89c8\u5668\u53d1\u9001\u7684HTTP\u8bf7\u6c42\u5934\uff1a<\/p>\n
GET \/text7.htm HTTP\/1.0\nAccept: image\/gif, image\/x-xbitmap, image\/jpeg, image\/pjpeg, application\/x-shockwave-flash, \napplication\/vnd.ms-excel, application\/vnd.ms-powerpoint, application\/msword, *\/*\nReferer: http:\/\/localhost\nAccept-Language: en-us\nUser-Agent: Mozilla\/4.0 (compatible; MSIE 6.0; Windows NT 5.1; Poco 0.31; LHP Browser 1.01; \n.NET CLR 1.1.4322)\nHost: localhost\nConnection: Keep-Alive\n\nCHtmlView\u7684 \nvoid Navigate2(\n   LPCTSTR lpszURL,\n   DWORD dwFlags = 0,\n   LPCTSTR lpszTargetFrameName = NULL,\n   LPCTSTR lpszHeaders = NULL,\n   LPVOID lpvPostData = NULL,\n   DWORD dwPostDataLen = 0 \n);\n<\/pre>\n
\u51fd\u6570\u53c2\u6570lpszHeaders\u53ef\u4ee5\u6307\u5b9aHTTP\u8bf7\u6c42\u5934\uff0c\u793a\u4f8b\u5982\u4e0b:<\/p>\n
Navigate2(_T("http:\/\/localhost"),NULL,NULL, "MyDefineField: TestValue");\n<\/pre>\n
\u6211\u4eec\u6355\u83b7\u7684HTTP\u5934\u5982\u4e0b\uff1a <\/p>\n
\t<\/p>\n
\t<\/p>\n
\t\u600e\u6837\u4fee\u6539\u6d4f\u89c8\u5668\u6807\u8bc6<\/a><\/b><\/p>\n
\t\u3000\u3000\u5728HTTP\u8bf7\u6c42\u5934\u4e2dUser-Agent\u5b57\u6bb5\u8868\u660e\u4e86\u6d4f\u89c8\u5668\u7684\u7248\u672c\u4ee5\u53ca\u64cd\u4f5c\u7cfb\u7edf\u7684\u7248\u672c\u7b49\u4fe1\u606f\u3002WEB\u670d\u52a1\u5668\u7ecf\u5e38\u9700\u8981\u77e5\u9053\u7528\u6237\u8bf7\u6c42\u9875\u9762\u65f6\u662f\u6765\u81eaIE\u8fd8\u662f\u6765\u81ea\u81ea\u5df1\u7684\u5ba2\u6237\u7aef\u4e2d\u7684WebBrowser\u63a7\u4ef6\uff0c \u4ee5\u4fbf\u5206\u5f00\u5904\u7406\uff0c\u800cWebBrowser\u63a7\u4ef6\u5411WEB\u670d\u52a1\u5668\u53d1\u9001\u7684\u6d4f\u89c8\u5668\u6807\u8bc6(User-Agent\u5b57\u6bb5)\u8ddf\u7528IE\u53d1\u9001\u7684\u662f\u4e00\u6837\u7684\uff0c\u600e\u6837\u533a\u5206\u81ea\u5df1\u7684\u6d4f\u89c8\u5668\u548cIE\u5462\uff1f \u5fae\u8f6f\u6ca1\u6709\u63d0\u4f9b\u73b0\u6210\u7684\u65b9\u6cd5\uff0c\u8981\u81ea\u5df1\u60f3\u6cd5\u89e3\u51b3\u3002 \u524d\u9762\u8ba8\u8bba\u7684\u5b9a\u5236HTTP\u8bf7\u6c42\u5934\u5c31\u662f\u4e3a\u8fd9\u4e00\u8282\u51c6\u5907\u7684\u3002 \u601d\u8def\u662f\u8fd9\u6837\u7684\uff1a \u5728\u81ea\u5df1\u7684\u6d4f\u89c8\u5668\u91cc\u5904\u7406\u6bcf\u4e00\u4e2aU\u9875\u9762\u8bf7\u6c42\uff0c\u628a\u8bf7\u6c42\u5934User-Agent\u6539\u6210\u81ea\u5df1\u60f3\u8981\u7684\u3002 \u5728CHtmlView\u7684OnBeforeNavigate2\u865a\u51fd\u6570\u91cc\u6765\u4fee\u6539HTTP\u8bf7\u6c42\u662f\u518d\u597d\u4e0d\u8fc7\u4e86\uff0c<\/p>\n
#define WM_NVTO\t\t(WM_USER+1000)\n\nclass NvToParam\n{\npublic:\n\tCString URL;\n\tDWORD Flags;\n\tCString TargetFrameName;\n\tCByteArray PostedData;\n\tCString Headers;\n};\n\n\nvoid CDemoView::OnBeforeNavigate2(LPCTSTR lpszURL, \n                                  DWORD nFlags, \n                                  LPCTSTR lpszTargetFrameName, \n                                  CByteArray& baPostedData, \n                                  LPCTSTR lpszHeaders, \n                                  BOOL* pbCancel)\n{\n\tCString strHeaders(lpszHeaders);\n\tif(strHeaders.Find("User-Agent:LHPBrowser 1.0") < 0)\/\/ \u68c0\u67e5\u5934\u91cc\u6709\u6ca1\u6709\u81ea\u5b9a\u4e49\u7684User-Agent\u4e32\n\t{\n\t\t*pbCancel = TRUE;\/\/ \u6ca1\u6709\uff0c\u53d6\u6d88\u8fd9\u6b21\u5bfc\u822a\n\n\t\tif(!strHeaders.IsEmpty())\n\t\t\tstrHeaders += "rn";\n\t\tstrHeaders += "User-Agent:LHPBrowser 1.0";\/\/ \u52a0\u4e0a\u81ea\u5b9a\u4e49\u7684User-Agent\u4e32\n\n\t\tNvToParam* pNvTo = new NvToParam;\n\t\tpNvTo->URL = lpszURL;\n\t\tpNvTo->Flags = nFlags;\n\t\tpNvTo->TargetFrameName = lpszTargetFrameName;\n\t\tbaPostedData.Copy(pNvTo->PostedData);\n\t\tpNvTo->Headers = strHeaders;\n\n\t\t\/\/ \u53d1\u9001\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u5bfc\u822a\u6d88\u606f\uff0c\u5e76\u628a\u53c2\u6570\u53d1\u8fc7\u53bb\n\t\tPostMessage(WM_NVTO,(WPARAM)pNvTo);\n\t\treturn;\n\t}\n\n\tCHtmlView::OnBeforeNavigate2(lpszURL, \n\t                             nFlags, \n\t                             lpszTargetFrameName, \n\t                             baPostedData, \n\t                             lpszHeaders, \n\t                             pbCancel);\n}\n\nLRESULT CDemoView::OnNvTo(WPARAM wParam, LPARAM lParam)\n{\n\tNvToParam* pNvTo = (NvToParam*)wParam;\n\tNavigate2((LPCTSTR)pNvTo->URL, \n\t           pNvTo->Flags, \n\t           pNvTo->PostedData, \n\t           (LPCTSTR)pNvTo->TargetFrameName, \n\t           (LPCTSTR)pNvTo->Headers);\n\tdelete pNvTo;\n\treturn 1;\n}\n<\/pre>\n
\u3000\u3000\u5728OnBeforeNavigate2\u4e2d\u5982\u679c\u53d1\u73b0\u6ca1\u6709\u81ea\u5b9a\u4e49\u7684User-Agent\u4e32\uff0c\u5c31\u52a0\u4e0a\u8fd9\u4e2a\u4e32\uff0c\u5e76\u53d6\u6d88\u672c\u6b21\u5bfc\u822a\uff0c\u518dPost\u4e00\u4e2a\u6d88\u606f(\u4e00\u5b9a\u8981POST\uff0c\u8ba9OnBeforeNavigate2\u8df3\u51fa\u4ee5\u540e\u518d\u8fdb\u884c\u5bfc\u822a )\uff0c\u5728\u6d88\u606f\u4e2d\u518d\u6b21\u5bfc\u822a\uff0c\u518d\u6b21\u5bfc\u822a\u65f6\u8bf7\u6c42\u5934\u5df2\u7ecf\u6709\u4e86\u81ea\u5df1\u7684\u6807\u8bc6\uff0c\u6240\u4ee5\u80fd\u6b63\u5e38\u7684\u5bfc\u822a\u3002 <\/p>\n
\n\t\u53bb\u6389\u8ba8\u538c\u7684\u5f02\u5e38\u8b66\u544a<\/a><\/b> <\/p>\n
\t\u3000\u3000\u5728\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u4e86CHtmlView\u4ee5\u540e\uff0c\u6211\u4eec\u5728\u8c03\u6574\u7a97\u53e3\u5927\u5c0f\u7684\u65f6\u5019\u7ecf\u5e38\u4f1a\u770b\u5230\u8f93\u51fa\u7a97\u53e3\u8f93\u51fa\u7684\u5f02\u5e38\u8b66\u544a\uff1a ReusingBrowser.exe \u4e2d\u7684 0x77e53887 \u5904\u6700\u53ef\u80fd\u7684\u5f02\u5e38: Microsoft C++ exception: COleException @ 0x0012e348 \u3002<\/p>\n
Warning: constructing COleException, scode = DISP_E_MEMBERNOTFOUND($80020003).\n<\/pre>\n
\u8fd9\u662f\u7531\u4e8eCHtmlView\u5728\u5904\u7406WM_SIZE\u6d88\u606f\u65f6\u7684\u4e00\u70b9\u5c0f\u95ee\u9898\u5f15\u8d77\u7684,\u91c7\u7528\u5982\u4e0b\u4ee3\u7801\u5904\u7406WM_SIZE\u6d88\u606f\u5c31\u4e0d\u4f1a\u6709\u6b64\u8b66\u544a\u4e86<\/p>\n
void CLhpHtmlView::OnSize(UINT nType, int cx, int cy)\n{\n\tCFormView::OnSize(nType, cx, cy);\n\n\tif (::IsWindow(m_wndBrowser.m_hWnd)) \n\t{ \n\t\tCRect rect; \n\t\tGetClientRect(rect); \n\t\t\/\/ \u5c31\u8fd9\u4e00\u53e5\u4e0eCHtmlView\u7684\u4e0d\u540c\n\t\t::AdjustWindowRectEx(rect, GetStyle(), FALSE, WS_EX_CLIENTEDGE);\n\t\tm_wndBrowser.SetWindowPos(NULL, \n\t\t                          rect.left, \n\t\t                          rect.top, \n\t\t                          rect.Width(), \n\t\t                          rect.Height(), \n\t\t                          SWP_NOACTIVATE | SWP_NOZORDER); \n\t} \n}\n<\/pre>\n

\n\t\u600e\u6837\u5904\u7406\u6d4f\u89c8\u5668\u5185\u7684\u62d6\u653e<\/a><\/b> <\/p>\n
\t\u3000\u3000\u6709\u65f6\u53ef\u80fd\u6709\u8fd9\u6837\u7684\u9700\u6c42\uff0c\u6211\u4eec\u5e0c\u671b\u5728\u8d44\u6e90\u7ba1\u7406\u5668\u91cc\u6258\u4e00\u4e2a\u6587\u4ef6\u5230\u6d4f\u89c8\u5668\u800c\u505a\u51fa\u76f8\u5e94\u7684\u5904\u7406\uff0c\u751a\u81f3\u662f\u5c06\u6587\u4ef6\u62d6\u5230\u67d0\u4e00\u4e2a\u7f51\u9875\u5143\u7d20\u4e0a\u6765\u505a\u51fa\u76f8\u5e94\u7684\u5904\u7406\uff0c\u800c\u6d4f\u89c8\u5668\u9ed8\u8ba4\u7684\u5904\u7406\u62d6\u653e\u6587\u4ef6\u64cd\u4f5c\u662f\u5c06\u6587\u4ef6\u6253\u5f00\uff0c\u4f46WebBrowser\u63a7\u4ef6\u7ed9\u4e86\u6211\u4eec\u4e00\u4e2a\u81ea\u5df1\u5904\u7406\u62d6\u653e\u7684\u673a\u4f1a\u3002 \u90a3\u5c31\u662f\u5728\u81ea\u5b9a\u4e49\u7684\u63a7\u5236\u7ad9\u70b9\u7c7b\u4e2d\u5b9e\u73b0IDocHostUIHandler\uff0c\u5728\u63a5\u53e3IDocHostUIHandler\u7684GetDropTarget\u65b9\u6cd5\u4e2d\u8c03\u7528 \u6d4f\u89c8\u5668\u7c7b\u7684OnGetDropTarget\u865a\u51fd\u6570\u3002\u8981\u5904\u7406\u7f51\u9875\u5185\u7684\u62d6\u653e\uff0c\u5fc5\u9700\u5728OnGetDropTarget\u51fd\u6570\u4e2d\u8fd4\u56de\u4e00\u4e2a\u81ea\u5df1\u5b9a\u4e49\u7684IDropTarget\u63a5\u53e3\u6307\u9488\uff0c \u6240\u4ee5\u6211\u4eec\u81ea\u5df1\u5199\u4e00\u4e2a\u7c7bCMyOleDropTarget\u4eceCOleDropTarget\u7c7b\u6d3e\u751f\uff0c\u5e76\u4e14\u5728\u5b9e\u73b0IDropTarget\u63a5\u53e3\uff0c\u6b64\u7c7b\u7684\u4ee3\u7801\u5728\u8fd9\u5c31\u4e0d\u5217\u51fa\u4e86\uff0c\u8bf7\u4e0b\u8f7d\u6f14\u793a \u7a0b\u5e8f\uff0c\u53c2\u8003\u6587\u4ef6MyOleDropTarget.h\u548cMyOleDropTarget.cpp\u3002\u6211\u4eec\u770bCLhpHtmlView\u4e2dOnGetDropTarget\u7684\u4ee3\u7801<\/p>\n
HRESULT CLhpHtmlView::OnGetDropTarget(LPDROPTARGET pDropTarget, LPDROPTARGET* ppDropTarget )\n{\n\tm_DropTarget.SetIEDropTarget(pDropTarget);\n\n\tLPDROPTARGET pMyDropTarget;\n\tpMyDropTarget = (LPDROPTARGET)m_DropTarget.GetInterface(&IID_IDropTarget);\n\tif(pMyDropTarget)\n\t{\n\t\t*ppDropTarget = pMyDropTarget;\n\t\tpMyDropTarget->AddRef();\n\t\treturn S_OK;\n\t}\n\n\treturn S_FALSE;\n}\n<\/pre>\n
\u3000\u3000m_DropTarget\u5373\u4e3a\u81ea\u5b9a\u4e49\u7684\u5904\u7406\u62d6\u653e\u7684\u5bf9\u8c61\u3002\u8fd9\u6837\u5c31\u80fd\u901a\u8fc7\u5728\u4eceCLhpHtmlView\u6d3e\u751f\u7684\u7c7b\u4e2d\u91cd\u8f7dOnDragEnter\u3001OnDragOver\u3001 OnDrop\u3001OnDragLeave\u865a\u51fd\u6570\u6765\u5904\u7406\u62d6\u653e\u4e86\u3002\u5728\u8fd9\u91cc\u987a\u5e26\u8bb2\u4e00\u4e0b\u89c6\u56fe\u662f\u600e\u6837\u5904\u7406\u62d6\u653e\u7684\u3002 \u8981\u4f7f\u89c6\u56fe\u5904\u7406\u62d6\u653e\uff0c\u9996\u5148\u5728\u89c6\u56fe\u91cc\u6dfb\u52a0\u4e00\u4e2aCOleDropTarget(\u6216\u6d3e\u751f\u7c7b)\u6210\u5458\u53d8\u91cf\uff0c\u5982CLhpHtmlView\u4e2d\u7684“CMyOleDropTarget m_DropTarget;”\uff0c\u518d\u5728 \u89c6\u56fe\u521b\u5efa\u65f6\u8c03\u7528COleDropTarget\u5bf9\u8c61\u7684Register\uff0c\u5373\u628a\u89c6\u56fe\u4e0eCOleDropTarget\u5bf9\u8c61\u5173\u8054\u8d77\u6765\uff0c\u5982CLhpHtmlView\u4e2d\u7684“m_DropTarget.Register(this);”\uff0c\u518d\u5bf9\u62d6\u653e \u89e6\u53d1\u7684\u4e8b\u4ef6\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406\uff0c OnDragEnter \u628a\u67d0\u5bf9\u8c61\u62d6\u5165\u5230\u89c6\u56fe\u65f6\u89e6\u53d1\uff0c\u5728\u6b64\u68c0\u6d4b\u62d6\u5165\u7684\u5bf9\u8c61\u662f\u4e0d\u662f\u89c6\u56fe\u60f3\u63a5\u53d7\u7684\u5bf9\u8c61\uff0c\u5982\u662f\u8fd4\u56de“DROPEFFECT_MOVE”\u8868\u793a\u63a5\u53d7\u6b64\u5bf9\u8c61\uff0c\u5982<\/p>\n
if(pDataObject->IsDataAvailable(CF_HDROP))\/\/ \u88ab\u62d6\u5bf9\u8c61\u662f\u6587\u4ef6\u5417\uff1f\n\treturn DROPEFFECT_MOVE;\n<\/pre>\n
\u3000\u3000OnDragOver \u88ab\u62d6\u5bf9\u8c61\u5728\u89c6\u56fe\u4e0a\u79fb\u52a8\uff0c\u540cOnDragEnter\u4e00\u6837\u68c0\u6d4b\u62d6\u5165\u5bf9\u8c61\uff0c\u5982\u679c\u8981\u63a5\u53d7\u6b64\u5bf9\u8c61\u8fd4\u56de“DROPEFFECT_MOVE”\u3002 OnDrop \u62d6\u7740\u88ab\u62d6\u5bf9\u8c61\u5728\u89c6\u56fe\u4e0a\u653e\u5f00\u9f20\u6807\uff0c\u5728\u8fd9\u91cc\u5bf9\u62d6\u5165\u5bf9\u8c61\u505a\u51fa\u5904\u7406\uff1b OnDragLeave \u62d6\u7740\u88ab\u62d6\u5bf9\u8c61\u79bb\u5f00\u89c6\u56fe\u3002 C++\u7684\u4ee3\u7801\u5199\u597d\u4e86\uff0c\u4f46\u4e8b\u60c5\u8fd8\u6ca1\u5b8c\uff0c\u8fd8\u5fc5\u987b\u5728\u7f51\u9875\u91cc\u7528\u811a\u672c\u5bf9\u62d6\u653e\u4e8b\u4ef6\u8fdb\u884c\u5904\u7406\uff0c \u5373\u9875\u9762\u91cc\u54ea\u4e2a\u5143\u7d20\u8981\u63a5\u53d7\u62d6\u653e\u5bf9\u8c61\u54ea\u4e2a\u5143\u7d20\u5c31\u8981\u5904\u7406ondragenter\u3001ondragover\u3001ondrop\uff0c\u4ee3\u7801\u5176\u5b9e\u5f88\u7b80\u5355\uff0c\u8ba9\u4e8b\u4ef6\u7684\u8fd4\u56de\u503c\u4e3afalse\u5373\u53ef\uff0c\u8fd9\u6837 C++\u7684\u4ee3\u7801\u624d\u6709\u673a\u4f1a\u5904\u7406\u62d6\u653e\u4e8b\u4ef6\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
......\n<td ondragenter="event.returnValue = false" ondragover="event.returnValue = false" \nondrop="event.returnValue = false">\n......\n<\/pre>\n
\u3000\u3000\u5982\u679c\u8981\u4f7f\u6574\u4e2a\u89c6\u56fe\u90fd\u63a5\u53d7\u62d6\u653e\uff0c\u5219\u5728Body\u5143\u7d20\u4e2d\u5904\u7406\u6b64\u4e09\u4e2a\u4e8b\u4ef6\u3002 \u6ce8\u610f\uff1a\u522b\u5fd8\u4e86\u8ba9\u5de5\u7a0b\u5bf9OLE\u7684\u652f\u6301\u5373\u5728\u521d\u59cb\u5316\u5e94\u7528\u7a0b\u5e8f\u65f6\u8c03\u7528AfxOleInit()\u3002<\/p>\n
\n\t\u600e\u6837\u7981\u6b62\u7f51\u9875\u5143\u7d20\u7684\u9009\u53d6<\/a><\/p>\n
\t<\/b>\u3000\u3000\u7528\u7f51\u9875\u505a\u754c\u9762\u65f6\u591a\u6570\u60c5\u51b5\u4e0b\u662f\u4e0d\u5e0c\u671b\u7f51\u9875\u4e0a\u7684\u5143\u7d20\u662f\u80fd\u591f\u88ab\u9f20\u6807\u9009\u4e2d\u7684\uff0c \u8981\u4f7f\u7f51\u9875\u5143\u7d20\u4e0d\u80fd\u88ab\u9009\u4e2d\u505a\u6cd5\u662f\uff1a\u7ed9\u6d4f\u89c8\u5668\u7684“\u5bbf\u4e3b\u4fe1\u606f\u6807\u8bb0”\u52a0\u4e0aDOCHOSTUIFLAG_DIALOG\u6807\u8bb0\u3002<\/p>\n
\t“\u5bbf\u4e3b\u4fe1\u606f\u6807\u8bb0”\u7528N\u4e2a\u6807\u8bb0\u4f4d\u6765\u63a7\u5236\u6d4f\u89c8\u5668\u7684\u8bb8\u591a\u6027\u8d28\uff0c\u5982\uff1a<\/p>\n