Class ComWrapper<T>

Wrapper over COM interop for marshalling objects. It is used to give access to COM objects from any thread

Inheritance
object
ComWrapper<T>
Implements
IDisposable
Namespace: CAMAPI.DotnetHelper
Assembly: CAMAPI.DotnetHelper.dll
Syntax
public class ComWrapper<T> : Object, IDisposable
Type Parameters
Name Description
T

Any COM object

Constructors

ComWrapper(nint)

Create wrapper for COM object

Declaration
public ComWrapper(nint objPointer)
Parameters
Type Name Description
IntPtr objPointer

Pointer to COM object

ComWrapper(T?)

Create wrapper for COM object

Declaration
public ComWrapper(T? comObject)
Parameters
Type Name Description
T comObject

Object that implements COM interface

Properties

Instance

Copy of COM-object, which is accessible from any thread. It is thread-safe, but requires additional resources to store objects for each thread

Declaration
public T? Instance { get; }
Property Value
Type Description
T

It

Instance but with additional null reference check.

Declaration
public T It { get; }
Property Value
Type Description
T

Methods

Dispose()

Clean up resources

Declaration
public void Dispose()

Invoke(Action<T>)

Code to executed with current COM-object. Code will be executed in sub thread with MTA apartment state - this will work for all COM-objects, but it should be created also from thread with MTA apartment state

Declaration
public void Invoke(Action<T> action)
Parameters
Type Name Description
Action<T> action

Invoke<T1>(Func<T, T1>)

Code to executed with current COM-object. Code will be executed in sub thread with MTA apartment state - this will work for all COM-objects, but it should be created also from thread with MTA apartment state. Special method to return result of action

Declaration
public T1 Invoke<T1>(Func<T, T1> func)
Parameters
Type Name Description
Func<T, T1> func
Returns
Type Description
T1
Type Parameters
Name Description
T1

Implements

System.IDisposable