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Why use C++ use C# :) Here is an example: http://stackoverflow.com/questions/7222782/how-to-get-the-drive-letter-from-a-full-name-of-the-drive Here are two functions I use to GET or SET a windows installer property in C# /// <summary> /// Sets a windows installer property /// </summary> /// <param name="session">Session session</param> /// <param name="propertyName">MSI property</param> /// <param name="value">string to populate</param> private static void SetSessionProperty(Session session, string propertyName, string value) { try { if (session == null) { throw new ArgumentNullException("session"); } session[propertyName] = value; } catch (Exception ex) { WriteErrorLogInstall(session, "Exception when executing SetSessionProperty.", ex, true); } } /// <summary> /// Gets a windows installer property /// </summary> /// <param name="session">Session session</param> /// <param name="propertyName">MSI property</param> /// <param name="isCustomActionData">true or false</param> /// <returns>returns the windows installer property as a string</returns> private static string GetSessionProperty(Session session, string propertyName, bool isCustomActionData) { string sessionProperty = string.Empty; try { if (session == null) { throw new ArgumentNullException("session"); } sessionProperty = isCustomActionData ? session.CustomActionData[propertyName] : session[propertyName]; } catch (Exception ex) { WriteErrorLogInstall(session, "Exception when executing GetSessionProperty.", ex, true); } return sessionProperty; } -----Original Message----- From: chintala srinivas [mailto:chentala.srini...@gmail.com] Sent: March-05-13 10:23 AM To: WiX-users@lists.sourceforge.net Subject: [WiX-users] C++ custom actions Hi, I am very new to th C++ customaction. Can any one help me on how to write C++ custom action for finding disk(D:\) is avilable or not. If not then assign c:\ to the property. Regards, Srinivas. ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_d2d_feb _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users This message has been marked as Public by Steven Ogilvie. The above classification labels were added to the message by TITUS Message Classification. Visit www.titus.com for more information. ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_d2d_feb _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users
