// iuiautomationproxyfactory.dart

// THIS FILE IS GENERATED AUTOMATICALLY AND SHOULD NOT BE EDITED DIRECTLY.

// ignore_for_file: unused_import
// ignore_for_file: constant_identifier_names, non_constant_identifier_names
// ignore_for_file: no_leading_underscores_for_local_identifiers

import 'dart:ffi';

import 'package:ffi/ffi.dart';

import '../callbacks.dart';
import '../combase.dart';
import '../constants.dart';
import '../exceptions.dart';
import '../guid.dart';
import '../macros.dart';
import '../propertykey.dart';
import '../structs.g.dart';
import '../utils.dart';
import '../variant.dart';
import '../win32/ole32.g.dart';
import 'iunknown.dart';

/// @nodoc
const IID_IUIAutomationProxyFactory = '{85b94ecd-849d-42b6-b94d-d6db23fdf5a4}';

/// Exposes properties and methods of an object that creates a Microsoft UI
/// Automation provider for UI elements that do not have native support for
/// UI Automation. This interface is implemented by proxies.
///
/// {@category com}
class IUIAutomationProxyFactory extends IUnknown {
  // vtable begins at 3, is 2 entries long.
  IUIAutomationProxyFactory(super.ptr);

  factory IUIAutomationProxyFactory.from(IUnknown interface) =>
      IUIAutomationProxyFactory(
          interface.toInterface(IID_IUIAutomationProxyFactory));

  int createProvider(int hwnd, int idObject, int idChild,
          Pointer<Pointer<COMObject>> provider) =>
      (ptr.ref.vtable + 3)
              .cast<
                  Pointer<
                      NativeFunction<
                          Int32 Function(
                              Pointer,
                              IntPtr hwnd,
                              Int32 idObject,
                              Int32 idChild,
                              Pointer<Pointer<COMObject>> provider)>>>()
              .value
              .asFunction<
                  int Function(Pointer, int hwnd, int idObject, int idChild,
                      Pointer<Pointer<COMObject>> provider)>()(
          ptr.ref.lpVtbl, hwnd, idObject, idChild, provider);

  Pointer<Utf16> get proxyFactoryId {
    final retValuePtr = calloc<Pointer<Utf16>>();

    try {
      final hr = (ptr.ref.vtable + 4)
              .cast<
                  Pointer<
                      NativeFunction<
                          Int32 Function(
                              Pointer, Pointer<Pointer<Utf16>> factoryId)>>>()
              .value
              .asFunction<
                  int Function(Pointer, Pointer<Pointer<Utf16>> factoryId)>()(
          ptr.ref.lpVtbl, retValuePtr);

      if (FAILED(hr)) throw WindowsException(hr);

      final retValue = retValuePtr.value;
      return retValue;
    } finally {
      free(retValuePtr);
    }
  }
}
