/// <summary>
/// This is a workaround for when AddInHost.Current.MediaCenterEnvironment.MediaExperience returns null
/// </summary>
public static MediaExperience GetMediaExperienceUsingReflection()
{
MediaCenterEnvironment env = AddInHost.Current.MediaCenterEnvironment;
var mce = env.MediaExperience;
// great window 7 has bugs, lets see if we can work around them
// http://mediacentersandbox.com/forums/thread/9287.aspx
if (mce == null)
{
mce = env.MediaExperience;
if (mce == null)
{
try
{
if (_CheckedMediaExperienceFIeldInfo == null)
{
_CheckedMediaExperienceFIeldInfo = env.GetType().GetField("_checkedMediaExperience", BindingFlags.NonPublic | BindingFlags.Instance);
}
if (_CheckedMediaExperienceFIeldInfo != null)
{
_CheckedMediaExperienceFIeldInfo.SetValue(env, false);
mce = env.MediaExperience;
}
}
catch (Exception e)
{
// give up ... I do not know what to do
Logger.ReportException("AddInHost.Current.MediaCenterEnvironment.MediaExperience is null", e);
}
}
if (mce == null)
{
Logger.ReportVerbose("GetMediaExperienceUsingReflection was unsuccessful");
}
else
{
Logger.ReportVerbose("GetMediaExperienceUsingReflection was successful");
}
}
return(mce);
}
/// <summary>
/// This is an oddity under TVPack, sometimes the MediaCenterEnvironemt and MediaExperience objects go bad and become
/// disconnected from their host in the main application. Typically this is after 5 minutes of leaving the application idle (but noot always).
/// What is odd is that using reflection under these circumstances seems to work - even though it is only doing the same as Reflector shoulds the real
/// methods do. As I said it's odd but this at least lets us get a warning on the screen before the application crashes out!
/// </summary>
/// <param name="message"></param>
public static void DialogBoxViaReflection(string message)
{
MediaCenterEnvironment ev = Microsoft.MediaCenter.Hosting.AddInHost.Current.MediaCenterEnvironment;
FieldInfo fi = ev.GetType().GetField("_legacyAddInHost", BindingFlags.NonPublic | BindingFlags.GetField | BindingFlags.Instance);
if (fi != null)
{
AddInHost2 ah2 = (AddInHost2)fi.GetValue(ev);
if (ah2 != null)
{
Type t = ah2.GetType();
PropertyInfo pi = t.GetProperty("HostControl", BindingFlags.Instance | BindingFlags.GetProperty | BindingFlags.NonPublic | BindingFlags.Public);
if (pi != null)
{
HostControl hc = (HostControl)pi.GetValue(ah2, null);
hc.Dialog(message, "Media Browser", 1, 120, true);
}
}
}
}
public static void ResetMediaExperienceCache(MediaCenterEnvironment environment)
{
if (IsWindows7OrHigher)
{
try
{
FieldInfo fieldInfo = environment.GetType().GetField("_checkedMediaExperience",
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
if (fieldInfo != null)
{
fieldInfo.SetValue(environment, false);
}
else
{
LogUtility.LogMessage("Warning: cannot find MediaCenterEnvironment._checkedMediaExperience field on Windows 7");
}
}
catch (Exception e)
{
LogUtility.LogMessage("Error setting MediaCenterEnvironment._checkedMediaExperience flag on Windows 7: " + e.ToString());
}
}
}