public System.Runtime.InteropServices.ComTypes.ITypeInfo TryGetTypeInfo()
{
System.Runtime.InteropServices.ComTypes.ITypeInfo typeInfo = null;
IDispatch dispatch = null;
try
{
dispatch = TryGetUniqueRCW <IDispatch>();
if (dispatch != null)
{
typeInfo = dispatch.GetTypeInfo();
}
}
catch
{
}
finally
{
ComPtr.CleanupUniqueRCW(dispatch);
}
return(typeInfo);
}
public static string GetTypeInfoName(System.Runtime.InteropServices.ComTypes.ITypeInfo typeInfo)
{
throw new PlatformNotSupportedException();
}
public static string GetTypeInfoName(System.Runtime.InteropServices.ComTypes.ITypeInfo typeInfo)
{
}
/// <summary>
/// Returns a string value representing the type name of the specified COM object.
/// </summary>
/// <param name="comObj">A COM object the type name of which to return.</param>
/// <returns>A string containing the type name.</returns>
public static string GetTypeName(object comObj)
{
if (comObj == null)
{
return(String.Empty);
}
if (!Marshal.IsComObject(comObj))
{
//The specified object is not a COM object
return(String.Empty);
}
IDispatch dispatch = comObj as IDispatch;
if (dispatch == null)
{
//The specified COM object doesn't support getting type information
return(String.Empty);
}
System.Runtime.InteropServices.ComTypes.ITypeInfo typeInfo = null;
try
{
try
{
// obtain the ITypeInfo interface from the object
dispatch.GetTypeInfo(0, 0, out typeInfo);
}
catch (Exception ex)
{
//Cannot get the ITypeInfo interface for the specified COM object
return(String.Empty);
}
string typeName = "";
string documentation, helpFile;
int helpContext = -1;
try
{
//retrieves the documentation string for the specified type description
typeInfo.GetDocumentation(-1, out typeName, out documentation,
out helpContext, out helpFile);
}
catch (Exception ex)
{
// Cannot extract ITypeInfo information
return(String.Empty);
}
return(typeName);
}
catch (Exception ex)
{
// Unexpected error
return(String.Empty);
}
finally
{
if (typeInfo != null)
{
Marshal.ReleaseComObject(typeInfo);
}
}
}
public static string GetTypeInfoName(System.Runtime.InteropServices.ComTypes.ITypeInfo typeInfo)
{
return(default(string));
}
