Web在Vista、Win7下MS提供了新的接口来显示缩略图，尽管MS宣称旧的IExtractImage、IExtractImage2接口依然支持，但是我的缩略图程序在Windows XP下运行良好而在Windows 7上却没有什么反应。 ... 上述即只实现了四个方法GetLocation、Extract、GetDateStamp和Load，其他方法均返回E_NOTIMPL ... Webvoid IExtractImage.Extract ( out IntPtr phBmpThumbnail) { [Do something] } } And I register myself with explorer as follows: static public void Register () { Assembly asm = Assembly.GetExecutingAssembly (); RegistrationServices reg = new RegistrationServices (); reg.RegisterAssembly (asm, AssemblyRegistrationFlags.SetCodeBase); }

Delphi: How to use the IExtractImage interface to get image …

http://www.devsuperpage.com/Articles/views/Delphi/Art_1-1881.asp WebFor example, if the IExtractImage::GetLocation method returns E_PENDING, the calling application is permitted to extract the image on a background thread. ISearchBoxInfo Exposes methods that allow the caller to retrieve information entered into a search box. pitch is to frequency as dynamics is to

RVT and RFA Thumbnail Image - The Building Coder

http://www.delphigroups.info/2/5c/197202.html Web19 jun. 2008 · Dear linearred,. Thanks for participating on the MSDN Forum, but this forum section is reserved for Visual C++ General Questions. For IExtractImage question, you … Webpathname, and IExtractImage::GetLocation gives the target thumbnail bitmap size before the IExtractImage::Extract method is called. (The shell calls all these methods in a specific sequence.) The object has protected member variables for the pathname and the bitmap size that are set by the Load and GetLocation calls, respectively. These are pitch is the element of music which describes