/// <summary>
/// Sets a string property. If value is null, the string property is deleted.
/// </summary>
public void SetStrPropValue(int tpt, string bstrVal)
{
if (bstrVal == null)
{
StringProperties.Remove(tpt);
}
else
{
StringProperties[tpt] = bstrVal.Length == 0 ? null : bstrVal;
}
}
/// <summary>
/// Set a string property. If value is null and the length is 0, the string property is deleted.
/// </summary>
public void SetStrPropValueRgch(int tpt, byte[] rgchVal, int nValLength)
{
if (rgchVal == null && nValLength == 0)
{
StringProperties.Remove(tpt);
}
else
{
if (rgchVal == null)
{
throw new ArgumentNullException("rgchVal");
}
var sb = new StringBuilder();
for (int i = 0; i < nValLength; i += 2)
{
sb.Append((char)(rgchVal[i + 1] << 8 | rgchVal[i]));
}
StringProperties[tpt] = sb.Length == 0 ? null : sb.ToString();
}
}