/// <summary>
/// Gets a summary information property.
/// </summary>
/// <param name="index">Index of the summary information property.</param>
/// <returns>The summary information property.</returns>
public string GetProperty(int index)
{
uint dataType;
StringBuilder stringValue = new StringBuilder("");
int bufSize = 0;
int intValue;
FILETIME timeValue;
timeValue.dwHighDateTime = 0;
timeValue.dwLowDateTime = 0;
int error = MsiInterop.MsiSummaryInfoGetProperty(this.Handle, index, out dataType, out intValue, ref timeValue, stringValue, ref bufSize);
if (234 == error)
{
stringValue.EnsureCapacity(++bufSize);
error = MsiInterop.MsiSummaryInfoGetProperty(this.Handle, index, out dataType, out intValue, ref timeValue, stringValue, ref bufSize);
}
if (0 != error)
{
throw new MsiException(error);
}
switch ((VT)dataType)
{
case VT.EMPTY:
return(String.Empty);
case VT.LPSTR:
return(stringValue.ToString());
case VT.I2:
case VT.I4:
return(Convert.ToString(intValue, CultureInfo.InvariantCulture));
case VT.FILETIME:
long longFileTime = (((long)timeValue.dwHighDateTime) << 32) | unchecked ((uint)timeValue.dwLowDateTime);
DateTime dateTime = DateTime.FromFileTime(longFileTime);
return(dateTime.ToString("yyyy/MM/dd HH:mm:ss", CultureInfo.InvariantCulture));
default:
throw new InvalidOperationException();
}
}
