UnionPointer extension - dart:ffi library (original) (raw)

UnionPointer<T extends Union> extension

Extension on Pointer specialized for the type argument Union.

on

• Pointer<T>

Annotations

• @Since('2.14')

Properties

ref ↔ T

Available on Pointer<T>, provided by the UnionPointer extension

A Dart view of the union referenced by this pointer.

getter/setter pair

Methods

elementAt(int index)→ Pointer<T>

Available on Pointer<T>, provided by the UnionPointer extension

Pointer arithmetic (takes element size into account).

refWithFinalizer(Pointer<NativeFinalizerFunction> finalizer, {Pointer<Void>? token})→ T

Available on Pointer<T>, provided by the UnionPointer extension

A Dart view of the union referenced by this pointer.

Operators

operator +(int offset)→ Pointer<T>

Available on Pointer<T>, provided by the UnionPointer extension

A pointer to the offsetth T after this one.

operator -(int offset)→ Pointer<T>

Available on Pointer<T>, provided by the UnionPointer extension

A pointer to the offsetth T before this one.

operator [](int index)→ T

Available on Pointer<T>, provided by the UnionPointer extension

Creates a reference to access the fields of this union backed by native memory at address + sizeOf<T>() * index.

operator []=(int index, T value)→ void

Available on Pointer<T>, provided by the UnionPointer extension

Copies the value union into native memory, starting ataddress * sizeOf<T>() * index.