// iuiautomationselectionpattern.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_IUIAutomationSelectionPattern =
    '{5ed5202e-b2ac-47a6-b638-4b0bf140d78e}';

/// Provides access to a control that contains selectable child items. The
/// children of this element support IUIAutomationSelectionItemPattern.
///
/// {@category com}
class IUIAutomationSelectionPattern extends IUnknown {
  // vtable begins at 3, is 6 entries long.
  IUIAutomationSelectionPattern(super.ptr);

  factory IUIAutomationSelectionPattern.from(IUnknown interface) =>
      IUIAutomationSelectionPattern(
          interface.toInterface(IID_IUIAutomationSelectionPattern));

  int getCurrentSelection(Pointer<Pointer<COMObject>> retVal) =>
      (ptr.ref.vtable + 3)
              .cast<
                  Pointer<
                      NativeFunction<
                          Int32 Function(
                              Pointer, Pointer<Pointer<COMObject>> retVal)>>>()
              .value
              .asFunction<
                  int Function(Pointer, Pointer<Pointer<COMObject>> retVal)>()(
          ptr.ref.lpVtbl, retVal);

  int get currentCanSelectMultiple {
    final retValuePtr = calloc<Int32>();

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

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

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

  int get currentIsSelectionRequired {
    final retValuePtr = calloc<Int32>();

    try {
      final hr = (ptr.ref.vtable + 5)
              .cast<
                  Pointer<
                      NativeFunction<
                          Int32 Function(Pointer, Pointer<Int32> retVal)>>>()
              .value
              .asFunction<int Function(Pointer, Pointer<Int32> retVal)>()(
          ptr.ref.lpVtbl, retValuePtr);

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

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

  int getCachedSelection(Pointer<Pointer<COMObject>> retVal) =>
      (ptr.ref.vtable +
                  6)
              .cast<
                  Pointer<
                      NativeFunction<
                          Int32 Function(
                              Pointer, Pointer<Pointer<COMObject>> retVal)>>>()
              .value
              .asFunction<
                  int Function(Pointer, Pointer<Pointer<COMObject>> retVal)>()(
          ptr.ref.lpVtbl, retVal);

  int get cachedCanSelectMultiple {
    final retValuePtr = calloc<Int32>();

    try {
      final hr = (ptr.ref.vtable + 7)
              .cast<
                  Pointer<
                      NativeFunction<
                          Int32 Function(Pointer, Pointer<Int32> retVal)>>>()
              .value
              .asFunction<int Function(Pointer, Pointer<Int32> retVal)>()(
          ptr.ref.lpVtbl, retValuePtr);

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

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

  int get cachedIsSelectionRequired {
    final retValuePtr = calloc<Int32>();

    try {
      final hr = (ptr.ref.vtable + 8)
              .cast<
                  Pointer<
                      NativeFunction<
                          Int32 Function(Pointer, Pointer<Int32> retVal)>>>()
              .value
              .asFunction<int Function(Pointer, Pointer<Int32> retVal)>()(
          ptr.ref.lpVtbl, retValuePtr);

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

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