![\"Internet](\"https:\/\/blog.axqd.net\/wp-content\/uploads\/2008\/07\/o_internet-explorer-40-architecture.jpg\" "\\"Internet")
<\/a><\/p>\n\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u60f3\u8981\u83b7\u53d6IE\u5730\u5740\u680f\u7684\u5185\u5bb9\uff1a
\nIEExplorer->IEFrame->WorkerW->ReBarWindow32->ComboBoxEx32->ComboBox->Edit
\n\u8fd9\u5c31\u662f\u4ed6\u7684\u5c42\u6b21\u7ed3\u6784<\/p>\n
IE\u548cExplorer\u5728\u542f\u52a8\u65b0\u7ebf\u7a0b\u7684\u65f6\u5019(Explorer\u8981\u770b\u770b\u9009\u9879\u91cc\u9762\u662f\u5426\u9009\u62e9\u4e86\u5728\u65b0\u7684\u7ebf\u7a0b\u4e2d\u6253\u5f00\u7a97\u53e3)\uff0c\u4f1a\u68c0\u67e5\u6ce8\u518c\u8868\u9879\uff1a<\/p>\n
\u4ed6\u4e0b\u9762\u6709\u5f88\u591a\u5b50\u9879\uff0c\u6bcf\u4e00\u4e2a\u5b50\u9879\u5c31\u662f\u4e00\u4e2aGUID \u8fd9\u4e2aGUID\u5bf9\u5e94\u4e00\u4e2aBHO\u7ec4\u4ef6(\u5176\u5b9e\u5c31\u662f\u4e00\u4e2aCOM\u7ec4\u4ef6) IE\u6216Explorer\u5728\u6bcf\u4e2a\u7ebf\u7a0b\u91cc\u4f1a\u4f9d\u6b21\u5b9e\u4f8b\u5316\u6bcf\u4e2a\u5728\u4e0a\u8ff0\u8def\u5f84\u6ce8\u518c\u7684BHO\u5bf9\u8c61\uff0c\u4ece\u800cBHO\u5bf9\u8c61\u5b9e\u9645\u4e0a\u8fd0\u884c\u5728IE\u6216Explorer\u7684\u5730\u5740\u7a7a\u95f4\u5185\uff0c\u5e76\u4e14\u80fd\u591f\u8bbf\u95eeIE\u7684\u51e0\u4e4e\u6240\u6709\u8d44\u6e90\uff0c\u62e6\u622a\u51e0\u4e4e\u6240\u6709\u4e8b\u4ef6\uff0c\u6302\u8f7d\u81ea\u5df1\u7684\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\uff0c\u800c\u4e0d\u9700\u8981\u8de8\u8fdb\u7a0b\u8c03\u7528\u548c\u4f20\u6d88\u606f\u3002<\/p>\n \u770b\u6765\u5b8c\u5168\u7b26\u5408\u6700\u521d\u7684\u5e94\u7528\u8981\u6c42\u5e76\u4e14\u662f\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u4e86\u3002<\/p>\n \u63a5\u4e0b\u6765\u7684\u95ee\u9898\uff0c\u5c31\u53ea\u5269\u4e0bCOM\u7ec4\u4ef6\u7684\u4f7f\u7528\u4e86\u3002.NET\u5bf9COM\u7ec4\u4ef6\u7684\u8c03\u7528\u63d0\u4f9b\u4e86\u5f88\u65b9\u4fbf\u7684100% pure \u53d7\u63a7\u7684\u8bbf\u95ee\u65b9\u5f0f – Interop\uff0c Marshal\u3002\u67e5\u9519\u8fc7\u7a0b\u6bd4\u8f83\u8270\u8f9b\uff0c\u56e0\u4e3a\u6bcf\u6b21\u91cd\u65b0\u751f\u6210\u90fd\u8981\u91cd\u542fExplorer.exe T T\u5e76\u4e14\u8c03\u8bd5\u7684\u65f6\u5019\uff0c\u8981\u5148\u5f00IE\uff0c\u518d\u4e0b\u65ad\u70b9\uff0c\u518d\u5c06VS .NET\u9644\u52a0\u5230IE\u8fdb\u7a0b\uff0c\u518d\u70b9\u65b0\u5efaIE\u7a97\u53e3…<\/p>\n COM\u7ec4\u4ef6\u7684\u4f7f\u7528\uff1a \u7136\u540e\uff0c\u5c31\u53ef\u4ee5\u58f0\u660e\u6211\u4eec\u8981\u7ee7\u627f\u7684\u5404\u9879\u63a5\u53e3\uff1a<\/p>\n \u7136\u540e\u5b9a\u4e49\u6211\u4eec\u81ea\u5df1\u7684BHO\u7c7b\uff1a<\/p>\n \u8fd9\u4e2a\u7c7b\u91cc\u9762\u5982\u4e0b\u5f15\u5165\u5b9a\u4e49\uff1a<\/p>\n \u5e76\u4e14\u5b9e\u73b0IObjectWithSite\u63a5\u53e3\uff1a<\/p>\n \u8fd9\u91cc\u6302\u8f7d\u4e86\u6211\u4eec\u81ea\u5df1\u7684\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\uff0c\u5904\u7406DocumentComplete\u4e8b\u4ef6\uff0c\u6b64\u5916\u8fd8\u6709\u5f88\u591a\u4e8b\u4ef6\u53ef\u4ee5\u4f7f\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n \u6b64\u5916\uff0c\u5173\u4e8e\u9519\u8bef\u5904\u7406\uff0c\u7531\u4e8e\u6d89\u53ca\u5305\u88f9\u4e3a\u53d7\u63a7\u7ec4\u4ef6\u7684\u975e\u53d7\u63a7\u7ec4\u4ef6\uff0c\u6240\u4ee5\u9700\u8981\u4f7f\u7528\u4ee5\u4e0b\u65b9\u5f0f\u629b\u51fa\u5f02\u5e38\uff1a<\/p>\n \u4f7f\u7528\u4e00\u4e0b\u65b9\u5f0f\uff0c\u91ca\u653e\u5bf9\u8c61\uff1a<\/p>\n \u81f3\u6b64\u5df2\u57fa\u672c\u5b8c\u6210\uff0c\u4f46\u662f\u8981\u60f3\u81ea\u52a8\u6ce8\u518cBHO\u7ec4\u4ef6\uff0c\u8fd8\u9700\u8981\u505a\u51e0\u4ef6\u4e8b\u60c5\uff1a<\/p>\n \u7531\u8fd9\u4e9b\u53ef\u89c1.NET\u5e73\u53f0\u5bf9\u4e8eCOM\u7ec4\u4ef6\u7684\u8c03\u7528\u652f\u6301\u8fd8\u662f\u76f8\u5f53\u5f3a\u5927\u7684\uff0c\u53ef\u4ee5\u5728\u53d7\u63a7\u73af\u5883\u4e0b\u5b9e\u73b0100% pure\u7684COM\u8bbf\u95ee\u80fd\u529b\u3002<\/p>\n PS: BHO Project<\/a><\/p>\n","protected":false},"excerpt":{"rendered":" \u90a3\u5929\u6709\u4e2a\u4fe1\u606f\u5b89\u5168\u5b9e\u9a8c\u5ba4\u7684\u535a\u58eb\u751f\u53eb\u6211\u4eec\u505aIE\u63d2\u4ef6\uff0c\u4e3b\u8981\u7528\u4e8e\u62e6\u622aIE\u6d4f\u89c8\u5668\u7684\u5404\u9879\u6d88\u606f\uff0c\u4ece\u800c\u505a\u51fa\u6211\u4eec\u81ea\u5df1\u7684\u5904\u7406\u3002 \u5b9e … \u7ee7\u7eed\u9605\u8bfb\u201cBrowser Helper Object\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-411","post","type-post","status-publish","format-standard","hentry","category-net"],"_links":{"self":[{"href":"https:\/\/blog.axqd.net\/index.php?rest_route=\/wp\/v2\/posts\/411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.axqd.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.axqd.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.axqd.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.axqd.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=411"}],"version-history":[{"count":0,"href":"https:\/\/blog.axqd.net\/index.php?rest_route=\/wp\/v2\/posts\/411\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.axqd.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.axqd.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.axqd.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}[HKLMSOFTWAREMicrosoftWindowsCurrentVersionExplorerBrowser Helper Objects]<\/code><\/p>\n
\n\u4f8b\u5982\uff1a
\n{06849E9F-C8D7-4D59-B87D-784B7D6BE0B3}<\/p>\n
\n\u8fd9\u4e2a\u7ec4\u4ef6\u5728[HKLMSOFTWAREClassesCLSID]\u4e0b\u9762\u8fdb\u884c\u63cf\u8ff0\uff0c\u5305\u62ecdll\u8def\u5f84\uff0c\u7b7e\u540d\u7b49\u7b49\u4fe1\u606f<\/p>\n
\n\u9996\u5148\uff0c\u5f53\u7136\u662f\u7528Create GUID\u5de5\u5177\u751f\u6210\u6211\u4eec\u81ea\u5df1BHO\u7ec4\u4ef6\u7684GUID({B29E305D-BC4D-4a80-B522-B0ABC9EBDFFC})\uff0c\u7136\u540e\u6dfb\u52a0\u5bf9 Microsoft Internet Controls COM\u7ec4\u4ef6(%systemroot%ShDocVw.dll)\u7684\u5f15\u7528\u3002VS.NET\u4f1a\u81ea\u52a8Wrapper\u4e4b\u4e3a Interop.SHDocVw.dll\uff0c\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u91cc\u7531\u4e8e\u6700\u540e\u8981\u4f7f\u7528BHO\u6ce8\u518c\uff0c\u6240\u4ee5\u8981\u6c42\u8fd9\u4e2aCOM\u7ec4\u4ef6\u5fc5\u987b\u7528\u79c1\u94a5\u7b7e\u540d\uff0c\u4ece\u800c\u4f7f\u7528\u5f3a\u540d\u673a\u5236\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a
\n1\u3001sn -k BHO.key\u751f\u6210Bho.key\u6587\u4ef6\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u7684\u79c1\u94a5\u3002
\n2\u3001\u8bbe\u7f6e\u9879\u76ee\u5c5e\u6027\uff0cActiveX\/COM\u5bf9\u8c61\u7684\u5305\u88c5\u7a0b\u5e8f\u96c6->\u5305\u88c5\u7a0b\u5e8f\u96c6\u5bc6\u94a5\u6587\u4ef6\uff0c\u6307\u5411Bho.key
\n3\u3001\u6dfb\u52a0COM\u5f15\u7528(\u6b64\u65f6\u67e5\u770b\u76f8\u5173\u4fe1\u606f\u5c31\u53ef\u4ee5\u770b\u5230\u5f3a\u540d\u9009\u9879\u5df2\u8bbe\u4e3atrue)
\n4\u3001\u8bbe\u7f6eAssemblyInfo.cs\u586b\u5199key\u5b57\u6bb5\uff0c\u6307\u5411Bho.key<\/p>\n using SHDocVw;
\n #region \u5f15\u5165IObjectWithSite\u63a5\u53e3
\n [ComImport(), Guid(\"fc4801a3-2ba9-11cf-a229-00aa003d7352\")]
\n [InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
\n public interface IObjectWithSite
\n {
\n void SetSite([In ,MarshalAs(UnmanagedType.IUnknown)] object site);
\n void GetSite(ref Guid guid, [MarshalAs(UnmanagedType.IUnknown)] out object site);
\n }
\n #endregion
\n #region \u5b9a\u4e49\u9ed8\u8ba4BHO COM\u63a5\u53e3
\n [GuidAttribute(\"181C179B-7CC9-4457-8C1D-4B45E7C8589D\")]
\n [InterfaceTypeAttribute(ComInterfaceType.InterfaceIsDual)]
\n public interface IObserver
\n {
\n }
\n #endregion<\/code><\/p>\n \/\/\/ <summary>
\n \/\/\/\u5b9a\u4e49BHO\u7c7b,\u6b64\u7c7b\u7531\u6d4f\u89c8\u5668\u5b9e\u4f8b\u5316
\n \/\/\/ <\/summary>
\n [ClassInterfaceAttribute(ClassInterfaceType.None)]
\n [GuidAttribute(\"B29E305D-BC4D-4a80-B522-B0ABC9EBDFFC\")]\/\/\u7531CreateGUID\u7a0b\u5e8f\u751f\u6210
\n [ProgIdAttribute(\"Observer.BrowserMonitor\")]
\n public class BrowserMonitor : IObserver, IObjectWithSite
\n {}<\/code><\/p>\n protected IWebBrowser2 browser; \/\/\u6d4f\u89c8\u5668\u5bf9\u8c61
\n protected DWebBrowserEvents2_Event browserEvents;\/\/\u6d4f\u89c8\u5668\u4e8b\u4ef6<\/code><\/p>\n #region IObjectWithSite \u6210\u5458
\n \/\/\/ <summary>
\n \/\/\/ IE\u8c03\u7528\u6b64\u65b9\u6cd5,\u5e76\u4f20\u9012\u6307\u5411\u5bb9\u5668Site\u7684IUnknown\u6307\u9488,\u7531\u6b64\u6211\u4eec\u53ef\u4ee5\u83b7\u5f97IWebBrowser2\u63a5\u53e3
\n \/\/\/ \u5e76\u6302\u8f7dDWebBrowserEvents2\u4e8b\u4ef6
\n \/\/\/ <\/summary>
\n \/\/\/ <param name=\"site\">\u5bb9\u5668Site\u7684IUnknown\u6307\u9488<\/param>
\n public void SetSite(object site)
\n {
\n \/\/ TODO: \u6dfb\u52a0 BrowserMonitor.SetSite \u5b9e\u73b0
\n #region \u53d6\u5f97 IWebBrowser2 \u5f15\u7528
\n if (browser != null)
\n Release();
\n if (site == null)
\n return;
\n browser = site as IWebBrowser2;
\n #endregion
\n #region \u68c0\u67e5\u540d\u79f0,\u5f53\u4e14\u4ec5\u5f53\u4e3aIEXPLORE.EXE\u65f6\u52a0\u8f7d
\n string hostName = browser.FullName;
\n if (!(hostName.ToUpper().EndsWith(\"IEXPLORE.EXE\")))
\n {
\n Release();
\n return;
\n }
\n #endregion
\n #region \u6302\u8f7d\u6d4f\u89c8\u5668\u4e8b\u4ef6
\n browserEvents = browser as DWebBrowserEvents2_Event ;
\n if (browserEvents != null)
\n {
\n browserEvents.DocumentComplete += new DWebBrowserEvents2_DocumentCompleteEventHandler(this.OnDocumentComplete);
\n }
\n else
\n {
\n Release();
\n return;
\n }
\n #endregion
\n }
\n \/\/\/ <summary>
\n \/\/\/ \u8c03\u7528\u8005\u8c03\u7528\u6b64\u65b9\u6cd5\u4ee5\u83b7\u5f97\u524d\u9762\u6d4f\u89c8\u5668\u53d1\u9001\u7ed9SetSite()\u65b9\u6cd5\u7684\u6d4f\u89c8\u5668\u5bf9\u8c61
\n \/\/\/ <\/summary>
\n \/\/\/ <param name=\"guid\">\u8bf7\u6c42Site\u63a5\u53e3\u5bf9\u8c61\u7684GUID<\/param>
\n \/\/\/ <param name=\"site\">\u8fd4\u56de\u7684Site\u63a5\u53e3\u5bf9\u8c61<\/param>
\n public void GetSite(ref System.Guid guid, out object site)
\n {
\n \/\/ TODO: \u6dfb\u52a0 BrowserMonitor.GetSite \u5b9e\u73b0
\n site = null;
\n if (browser != null)
\n {
\n IntPtr pSite = IntPtr.Zero;
\n IntPtr pUnk = Marshal.GetIUnknownForObject(browser); \/\/\u5f15\u7528\u8ba1\u6570\u589e\u52a0
\n Marshal.QueryInterface(pUnk, ref guid, out pSite); \/\/\u5f15\u7528\u8ba1\u6570\u589e\u52a0
\n Marshal.Release(pUnk); \/\/\u5f15\u7528\u8ba1\u6570\u51cf\u5c11
\n Marshal.Release(pUnk); \/\/\u5f15\u7528\u8ba1\u6570\u51cf\u5c11
\n if (!pSite.Equals(IntPtr.Zero))
\n {
\n site = pSite;
\n }
\n else
\n {
\n \/\/ \u82e5\u627e\u4e0d\u5230\u8bf7\u6c42\u7684\u63a5\u53e3\uff0c\u5c06\u8fd4\u56deE_NOINTERFACE
\n Release();
\n Marshal.ThrowExceptionForHR(E_NOINTERFACE);
\n }
\n }
\n else
\n {
\n \/\/ \u82e5\u627e\u4e0d\u5230\u8bf7\u6c42\u7684\u63a5\u53e3\u5bf9\u8c61\uff0c\u5c06\u8fd4\u56deE_FAIL
\n Release();
\n Marshal.ThrowExceptionForHR(E_FAIL);
\n }
\n }
\n #endregion<\/code><\/p>\n DownloadBegin
\n DownloadComplete
\n BeforeNavigate2
\n CommandStateChange
\n FileDownload
\n NavigateComplete
\n NewWindow
\n FullScreen
\n MenuBar
\n Quit
\n FrameBeforeNavigate
\n FrameNavigateComplete
\n FrameNewWindow
\n ProgressChange
\n PropertyChange
\n StatusTextChange
\n TitleChange
\n WindowActivate
\n WindowMove
\n WindowResize<\/code><\/p>\n using System.IO;
\n #region \u7528\u4e8e\u6302\u8f7d\u7684\u81ea\u5b9a\u4e49\u51fd\u6570
\n protected void OnDocumentComplete(object display, ref object url)
\n {
\n try
\n {
\n if (Marshal.Equals(browser, display))
\n {
\n StreamWriter sw = new StreamWriter(@\"C:Test.txt\", true);
\n sw.WriteLine(url.ToString());
\n sw.Close();
\n }
\n }
\n catch
\n {
\n Release();
\n Marshal.ThrowExceptionForHR(E_FAIL);
\n }
\n }
\n #endregion<\/code><\/p>\n #region \u5b9a\u4e49HRESULT\u503c : \u9884\u5b9a\u4e49\u7684COMException\u503c
\n \/\/\u5728\u672a\u68c0\u67e5\u7684\u4e0a\u4e0b\u6587\u4e2d\uff0c\u5982\u679c\u8868\u8fbe\u5f0f\u4ea7\u751f\u76ee\u6807\u7c7b\u578b\u8303\u56f4\u4e4b\u5916\u7684\u503c\uff0c\u5219\u7ed3\u679c\u88ab\u622a\u65ad
\n const int E_FAIL = unchecked((int)0x80004005);\/\/\u5931\u8d25
\n const int E_NOINTERFACE = unchecked((int)0x80004002);\/\/QueryInterface\u65f6,\u63a5\u53e3\u4e0d\u5b58\u5728
\n #endregion
\n Marshal.ThrowExceptionForHR(E_FAIL);
\n Marshal.ThrowExceptionForHR(E_NOINTERFACE);<\/code><\/p>\n #region Release\u64cd\u4f5c
\n protected void Release()
\n {
\n if (browserEvents != null)
\n {
\n Marshal.ReleaseComObject(browserEvents);
\n browserEvents = null;
\n }
\n if (browser != null)
\n {
\n Marshal.ReleaseComObject(browser);
\n browser = null;
\n }
\n }
\n #endregion<\/code><\/p>\n #region \u6302\u8f7d\u6ce8\u518c\/\u6ce8\u9500\u64cd\u4f5c
\n \/\/\/ <summary>
\n \/\/\/ \u5728\u6ce8\u518cCOM\u7ec4\u4ef6\u65f6,\u7531\u8fd0\u884c\u65f6\u8c03\u7528
\n \/\/\/ <\/summary>
\n [ComRegisterFunctionAttribute]
\n public static void Register(Type type)
\n {
\n \/\/ \u6ce8\u518cBHO\u7ec4\u4ef6
\n string guid = type.GUID.ToString(\"B\");
\n RegistryKey rkey =
\n Registry.LocalMachine.CreateSubKey(@\"SOFTWAREMicrosoftWindowsCurrentVersionExplorerBrowser Helper Objects\");
\n RegistryKey rkeyBHO = rkey.CreateSubKey(guid);
\n }
\n \/\/\/ <summary>
\n \/\/\/ \u5728\u6ce8\u9500COM\u7ec4\u4ef6\u65f6,\u7531\u8fd0\u884c\u65f6\u8c03\u7528
\n \/\/\/ <\/summary>
\n [ComUnregisterFunctionAttribute]
\n public static void Unregister(Type type)
\n {
\n \/\/ \u6ce8\u9500BHO\u7ec4\u4ef6
\n string guid = type.GUID.ToString(\"B\");
\n RegistryKey rkey =
\n Registry.LocalMachine.CreateSubKey(@\"SOFTWAREMicrosoftWindowsCurrentVersionExplorerBrowser Helper Objects\");
\n rkey.DeleteSubKey(guid,false);
\n }
\n #endregion<\/code><\/p>\n
\n\u7ed3\u5c3e\u600e\u4e48\u5199\u6210\u8fd9\u6837\u4e86\uff0c\u5199\u4e00\u5199\u7684\u5c31\u6709\u70b9\u504f\u9898\u4e86- –<\/p>\n