The numeric codes for the symbolics can be looked up here but I'm sure there is a way to get the Enums for them.
http://msdn.microsoft.com/en-us/library/18d8fbe8-a967-4f1c-ae50-99ca8e491d2d(PROT.10).aspx On Thu, Aug 25, 2011 at 4:26 PM, Anil Patel <apatel...@googlemail.com>wrote: > Hi Peter & James, > > I really appreciate your help on this - thank you!! > > I went with the interop route and attach a sample app (if anyone is > interested) in what I have done. > > Best Regards, > Anil. > > using System; > using System.Collections.Generic; > using System.Linq; > using System.Text; > using System.Runtime.InteropServices; > namespace ConsoleApplication2 > { > class Program > > { > [DllImport("msi", CharSet = CharSet.Auto)] > static extern int MsiGetProductCode(string component, StringBuilder > buffer); > > [DllImport("msi", CharSet = CharSet.Auto)] > static extern int MsiEnumFeatures(string product, uint > featureIndex, StringBuilder featureBuffer, StringBuilder parentBuffer); > > [DllImport("msi", CharSet = CharSet.Auto)] > static extern int MsiQueryFeatureState(string product, string > featureBuffer); > > public static string GetProductCode(string component) > { > StringBuilder productCodeStringBuilder = new > StringBuilder(512); > int nRes = MsiGetProductCode(component, > productCodeStringBuilder); > return productCodeStringBuilder.ToString(); > > //switch (MsiGetProductCode(component, > productCodeStringBuilder)) > > //{ > // case ERROR_SUCCESS: > // return productCodeStringBuilder.ToString(); > // // *Please* don't actually just throw an exception like > this. > // // Throw the relevent exception based on the error code > returned. > // case ERROR_BAD_CONFIGURATION: > // throw new Exception("The configuration data is > corrupt."); > // case ERROR_INSTALL_FAILURE: > // throw new Exception("The product code could not be > determined."); > // case ERROR_INVALID_PARAMETER: > // throw new Exception("An invalid parameter was passed > to the function."); > // case ERROR_UNKNOWN_COMPONENT: > // throw new Exception("The specified component is > unknown."); > // default: > // throw new Exception(); > //} > } > public static void EnumFeatures(string product) > { > StringBuilder featureBuf = new StringBuilder(256); > StringBuilder parentBuf = new StringBuilder(256); > > for (uint i=0; ; i++) > { > int nRes = MsiEnumFeatures(product, i, featureBuf, > parentBuf); > if (nRes != 0) > break; > > int featureQCode = QueryFeatureState(product, > featureBuf.ToString()); > > Console.WriteLine(String.Format("Feature {0} ", > featureBuf.ToString())); > } > return; > } > > public static int QueryFeatureState(string product, string feature) > { > return MsiQueryFeatureState(product, feature); > } > > static void Main(string[] args) > { > //pass in guid of product > string s = > GetProductCode("{14CCA315-92CE-48E7-8C7C-87923F770B47}"); > EnumFeatures(s); > } > } > } > > //useful links > http://source.winehq.org/source/include/msi.h > http://msdn.microsoft.com/en-us/library/aa369426(v=VS.85).aspx > > > > > > On Thu, Aug 25, 2011 at 3:33 PM, James Johnston <johnst...@inn-soft.com>wrote: > >> You could always use the COM library if you're not comfortable with the C >> API calls. Add a COM reference to "Microsoft Windows Installer Object >> Library" to your project... >> >> Installer.get_Features and Installer.get_FeatureState look like they might >> be useful. >> >> -----Original Message----- >> From: Anil Patel [mailto:apatel...@googlemail.com] >> Sent: Thursday, August 25, 2011 11:12 >> To: General discussion for Windows Installer XML toolset. >> Subject: Re: [WiX-users] Identifying Features that have been installed >> >> Hi Peter, >> >> Really appreciate your feedback on this. >> >> The MsiGetEnumsFeatues() is defined as >> >> UINT MsiEnumFeatures( >> __in LPCTSTR szProduct, >> __in DWORD iFeatureIndex, >> __out LPTSTR lpFeatureBuf, >> __out LPTSTR lpParentBuf >> ); >> >> So to get the product code, I found this code >> >> [DllImport("msi", CharSet = CharSet.Auto)] >> static extern int MsiGetProductCode(string component, StringBuilder >> buffer); >> >> public static string GetProductCode(string component) >> { >> StringBuilder productCodeStringBuilder = new >> StringBuilder(512); >> switch (MsiGetProductCode(component, productCodeStringBuilder)) >> { >> case ERROR_SUCCESS: >> return productCodeStringBuilder.ToString(); >> // *Please* don't actually just throw an exception like >> this. >> // Throw the relevent exception based on the error code >> returned. >> case ERROR_BAD_CONFIGURATION: >> throw new Exception("The configuration data is >> corrupt."); >> case ERROR_INSTALL_FAILURE: >> throw new Exception("The product code could not be >> determined."); >> case ERROR_INVALID_PARAMETER: >> throw new Exception("An invalid parameter was passed to >> the function."); >> case ERROR_UNKNOWN_COMPONENT: >> throw new Exception("The specified component is >> unknown."); >> default: >> throw new Exception(); >> } >> } >> >> The problem is thay symbolic constants in the switch statement (eg >> ERROR_INVALID_PARAMETER which are uints) aren't recognised so error on >> compile. >> >> Do you know how I can resolve these. I'm assuming there might be an Enum >> for >> them but I can't locate them. >> >> Again any help would be appreciated. >> >> Regards, >> Anil. >> >> >> On Thu, Aug 25, 2011 at 11:13 AM, Peter Shirtcliffe >> <pshirtcli...@sdl.com>wrote: >> >> > MsiEnumFeatures() >> > http://msdn.microsoft.com/en-us/library/aa370098%28v=vs.85%29.aspx >> > >> > >> > -----Original Message----- >> > From: Anil Patel [mailto:apatel...@googlemail.com] >> > Sent: 25 August 2011 11:08 >> > To: General discussion for Windows Installer XML toolset. >> > Subject: [WiX-users] Identifying Features that have been installed >> > >> > Hello, >> > >> > I have a configuration program that is run manually by a user >> > (following a new install or a change to an existing installation) >> > which allows the user to configure the installed features. >> > >> > There is a requirement to disable the configuration of features not >> > installed by the user. >> > >> > The question is, is there a way for the configuration program to >> > identify which featues have been installed? >> > >> > I could record this data into the registry during the install and >> > remove it when a feature is uninstalled but I just wondered if there >> > was any other way of doing this. >> > >> > Thank you for your time. >> > >> > >> > Regards, >> > Anil. >> > >> > ---------------------------------------------------------------------- >> > ------- >> > - >> > EMC VNX: the world's simplest storage, starting under $10K The only >> > unified storage solution that offers unified management Up to 160% >> > more powerful than alternatives and 25% more efficient. >> > Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev >> > _______________________________________________ >> > WiX-users mailing list >> > WiX-users@lists.sourceforge.net >> > https://lists.sourceforge.net/lists/listinfo/wix-users >> > SDL PLC confidential, all rights reserved. >> > If you are not the intended recipient of this mail SDL requests and >> > requires that you delete it without acting upon or copying any of its >> > contents, and we further request that you advise us. >> > SDL PLC is a public limited company registered in England and Wales. >> > Registered number: 02675207. >> > Registered address: Globe House, Clivemont Road, Maidenhead, Berkshire >> > SL6 7DY, UK. >> > >> > >> > >> > ---------------------------------------------------------------------- >> > -------- EMC VNX: the world's simplest storage, starting under $10K >> > The only unified storage solution that offers unified management Up to >> > 160% more powerful than alternatives and 25% more efficient. >> > Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev >> > _______________________________________________ >> > WiX-users mailing list >> > WiX-users@lists.sourceforge.net >> > https://lists.sourceforge.net/lists/listinfo/wix-users >> > >> >> ---------------------------------------------------------------------------- >> -- >> EMC VNX: the world's simplest storage, starting under $10K The only >> unified >> storage solution that offers unified management Up to 160% more powerful >> than alternatives and 25% more efficient. >> Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev >> _______________________________________________ >> WiX-users mailing list >> WiX-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wix-users >> >> >> >> ------------------------------------------------------------------------------ >> EMC VNX: the world's simplest storage, starting under $10K >> The only unified storage solution that offers unified management >> Up to 160% more powerful than alternatives and 25% more efficient. >> Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev >> _______________________________________________ >> WiX-users mailing list >> WiX-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wix-users >> > > ------------------------------------------------------------------------------ EMC VNX: the world's simplest storage, starting under $10K The only unified storage solution that offers unified management Up to 160% more powerful than alternatives and 25% more efficient. 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