ISupportErrorInfo class com Interface

Ensures that error information can be propagated up the call chain correctly. Automation objects that use the error handling interfaces must implement ISupportErrorInfo.

Inheritance

• Object
• IUnknown
• ISupportErrorInfo

Constructors

ISupportErrorInfo(Pointer<COMObject> ptr)

ISupportErrorInfo.from(IUnknown interface)

factory

Properties

hashCode → int

The hash code for this object.

no setter, inherited

ptr ↔ Pointer<COMObject>

getter/setter pair, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

addRef() → int

Increments the reference count for an interface pointer to a COM object.

inherited

interfaceSupportsErrorInfo(Pointer<GUID> riid) → int

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

queryInterface(Pointer<GUID> riid, Pointer<Pointer<NativeType>> ppvObject) → int

Queries a COM object for a pointer to one of its interface; identifying the interface by a reference to its interface identifier (IID).

inherited

release() → int

Decrements the reference count for an interface on a COM object.

inherited

toInterface(String iid) → Pointer<COMObject>

Cast an existing COM object to a specified interface.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited