Category: Webbrowser control
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Howto: Ignoring web browser certificate errors in a webbrowser host
The webbrowser queries host services via IServiceProvider implemented on the ActiveX host. One of the services is IHttpSecurity, which can be used to override the certificate problem dialog. Security warning: ignoring security problems can compromise your application. IHttpSecurity is derived from IWindowForBindingUI, so the host needs to implement it too. In Windows forms, customizing certificate error handling…
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Howto: reset IE security zone settings programmatically
Internet Explorer 7 introduced the IInternetZoneManagerEx2 interface, which has a FixUnsecureSettings method to reset all security zone settings. Like all other IInternetZoneManager* interfaces, you can query this interface from the internet zone manager object: IInternetZoneManagerEx2* pzoneManager=NULL; HRESULT hr=CoCreateInstance(CLSID_InternetZoneManager ,NULL,CLSCTX_INPROC_SERVER,IID_IInternetZoneManagerEx2,(LPVOID*)&pzoneManager); if(hr==S_OK && pzoneManager!=NULL) { hr=pzoneManager->FixUnsecureSettings(); } There’s another CoInternetCreateZoneManager function to get the zone manager object’s IInternetZoneManager interface.
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Choosing formats when putting data on clipboard
The topic is from a forum discussion at http://social.msdn.microsoft.com/Forums/en/windowssdk/thread/94bb2db4-3ca2-4cd8-9f7c-6dd9aab6fd18 Generally an application should provide data in as many formats as possible so more applications can recognize the data. For example, IE stores text data in CF_UNICODETEXT, CF_TEXT and CF_HTML formats. Because a lot of application would stop enumerating the clipboard on first supported format, to avoid…
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How to force popup window to navigate in the same window in a webbrowser control
When clicking on an link that targets a new window, the default behavior of a webbrowser control host application is to open a new window in Internet Explorer. User ben_lai wants to know how to handle the click and navigate to the same window. There are three events that notifies a new window, NewWindow (The…
Sheng Jiang 蒋晟 