IsSubclassOf

src\libraries\System.Private.CoreLib\src\System\Reflection\Emit\TypeBuilderInstantiation.cs (1)

258public override bool IsSubclassOf(Type c)

src\libraries\System.Private.CoreLib\src\System\Reflection\SignatureType.cs (1)

200public sealed override bool IsSubclassOf(Type c) => throw new NotSupportedException(SR.NotSupported_SignatureType);

src\System\Reflection\Emit\RuntimeGenericTypeParameterBuilder.cs (1)

206public override bool IsSubclassOf(Type c) { throw new NotSupportedException(); }

src\System\Reflection\Emit\RuntimeTypeBuilder.cs (1)

937public override bool IsSubclassOf(Type c)

src\System\RuntimeType.CoreCLR.cs (1)

3265public override bool IsSubclassOf(Type type)

System\Reflection\Context\Delegation\DelegatingType.cs (1)

288public override bool IsSubclassOf(Type c)

FrameworkFork\Microsoft.Xml\Xml\schema\DatatypeImplementation.cs (1)

435return baseType == derivedType || derivedType.GetTypeInfo().IsSubclassOf(baseType);

FrameworkFork\Microsoft.Xml\Xml\schema\Preprocessor.cs (3)

381if (returnTypeInfo.IsSubclassOf(typeof(Stream))) 387else if (returnTypeInfo.IsSubclassOf(typeof(XmlReader))) 391else if (returnTypeInfo.IsSubclassOf(typeof(TextReader)))

FrameworkFork\Microsoft.Xml\Xml\Serialization\Advanced\SchemaImporterExtension.cs (1)

73if (type.GetTypeInfo().IsSubclassOf(typeof(SchemaImporterExtension)))

CodeFixerExtensions.cs (1)

40if (typeInfo.IsSubclassOf(typeof(CodeFixProvider)))

BackEnd\Components\RequestBuilder\TaskBuilder.cs (1)

906else if (type == typeof(Exception) || type.GetTypeInfo().IsSubclassOf(typeof(Exception)))

BuildException\BuildExceptionSerializationHelper.cs (2)

33type.IsSubclassOf(typeof(Exception)) && 34type.IsSubclassOf(typeof(BuildExceptionBase));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeRefactorings\AbstractRefactoringHelpersService.cs (1)

151return a == b || a.IsSubclassOf(b);

Recommendations\KeywordRecommenderTests.cs (1)

24if (recommenderType.IsSubclassOf(typeof(AbstractSyntacticSingleKeywordRecommender)))

Organizing\AbstractOrganizingService.cs (1)

38o.SyntaxNodeTypes.Any(t2 => t1 == t2 || t1.GetTypeInfo().IsSubclassOf(t2))

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeRefactorings\AbstractRefactoringHelpersService.cs (1)

151return a == b || a.IsSubclassOf(b);

CommandLine\CmdParser.cs (1)

692if (!arg.IsCollection || value == null || !arg.ItemValueType.IsSubclassOf(typeof(System.ValueType)) ||

Data\DataViewTypeManager.cs (3)

60typeAttributes = typeAttributes.Where(attr => attr.GetType().IsSubclassOf(typeof(DataViewTypeAttribute))); 95typeAttributes = typeAttributes.Where(attr => attr.GetType().IsSubclassOf(typeof(DataViewTypeAttribute))); 157if (!attr.GetType().IsSubclassOf(typeof(DataViewTypeAttribute)))

Microsoft\VisualBasic\CompilerServices\LateBinding.vb (2)

42If mi(i).DeclaringType.IsSubclassOf(Selected.DeclaringType) Then 1142ThisMember.DeclaringType.IsSubclassOf(mi(j).DeclaringType) Then

Microsoft\VisualBasic\CompilerServices\Symbols.vb (1)

764If leftType.IsSubclassOf(rightType) Then Return -1

Microsoft\VisualBasic\CompilerServices\VBBinder.vb (6)

225ThisMethod.DeclaringType.IsSubclassOf(match(j).DeclaringType) Then 243ThisMethod.DeclaringType.IsSubclassOf(match(j).DeclaringType) Then 1048(ThisMethod.DeclaringType.IsSubclassOf(match(j).DeclaringType) AndAlso 1581If match(i).DeclaringType.IsSubclassOf(BindToField.DeclaringType) Then 1707If ThisProperty.DeclaringType.IsSubclassOf(match(0).DeclaringType) Then 1714ElseIf match(0).DeclaringType.IsSubclassOf(ThisProperty.DeclaringType) Then

BuildExceptionSerializationHelper.cs (2)

33type.IsSubclassOf(typeof(Exception)) && 34type.IsSubclassOf(typeof(BuildExceptionBase));

System\Windows\GlobalEventManager.cs (3)

153if ((ownerType == typeof(DependencyObject)) || ownerType.IsSubclassOf(typeof(DependencyObject))) 214if ((ownerType == typeof(DependencyObject)) || ownerType.IsSubclassOf(typeof(DependencyObject))) 248if ((ownerType == typeof(DependencyObject)) || ownerType.IsSubclassOf(typeof(DependencyObject)))

System\Windows\Documents\ImmComposition.cs (2)

1415if (!navigator.GetElementType(LogicalDirection.Backward).IsSubclassOf(typeof(Inline))) 1466if (!navigator.GetElementType(LogicalDirection.Forward).IsSubclassOf(typeof(Inline)))

System\Windows\Markup\RestrictiveXamlXmlReader.cs (1)

196bool isValidSubClass = type.IsSubclassOf(DependencyObjectType);

Serialization\Manager\MetroSerializationManager.cs (1)

1068MS.Internal.Invariant.Assert(serializerType.IsSubclassOf(typeof(ReachSerializer)));

src\RoslynAnalyzers\Utilities\Refactoring\AbstractRefactoringHelpers`3.cs (1)

147return a.GetTypeInfo().IsSubclassOf(b) || a == b;

System\ComponentModel\ReflectEventDescriptor.cs (1)

89Debug.Assert(type.IsSubclassOf(typeof(Delegate)), $"Not a valid ReflectEvent: {componentClass.FullName}. {name} {type.FullName}");

System\Configuration\ConfigurationProperty.cs (1)

390else if (Type.IsSubclassOf(typeof(ConfigurationElement)))

System\Data\Common\DbProviderFactories.cs (2)

171if (!providerFactoryClass.IsSubclassOf(typeof(DbProviderFactory))) 181if (!providerInstance.FieldType.IsSubclassOf(typeof(DbProviderFactory)))

System\Dynamic\Utils\TypeUtils.cs (2)

514return t.IsSubclassOf(typeof(MulticastDelegate)); 928AreEquivalent(type, subType) || subType.IsSubclassOf(type);

System\Linq\Expressions\DynamicExpression.cs (5)

868if (!delegateType.IsSubclassOf(typeof(MulticastDelegate))) throw Error.TypeMustBeDerivedFromSystemDelegate(); 895if (!delegateType.IsSubclassOf(typeof(MulticastDelegate))) throw Error.TypeMustBeDerivedFromSystemDelegate(); 925if (!delegateType.IsSubclassOf(typeof(MulticastDelegate))) throw Error.TypeMustBeDerivedFromSystemDelegate(); 958if (!delegateType.IsSubclassOf(typeof(MulticastDelegate))) throw Error.TypeMustBeDerivedFromSystemDelegate(); 994if (!delegateType.IsSubclassOf(typeof(MulticastDelegate))) throw Error.TypeMustBeDerivedFromSystemDelegate();

System\Linq\Expressions\InvocationExpression.cs (1)

746if (!expression.Type.IsSubclassOf(typeof(MulticastDelegate)))

System\Runtime\CompilerServices\CallSite.cs (2)

91if (!delegateType.IsSubclassOf(typeof(MulticastDelegate))) throw System.Linq.Expressions.Error.TypeMustBeDerivedFromSystemDelegate(); 217if (!typeof(T).IsSubclassOf(typeof(MulticastDelegate))) throw System.Linq.Expressions.Error.TypeMustBeDerivedFromSystemDelegate();

System\Runtime\CompilerServices\CallSiteBinder.cs (1)

53if (!target.IsSubclassOf(typeof(MulticastDelegate)))

src\libraries\System.Private.CoreLib\src\System\ComponentModel\DefaultValueAttribute.cs (1)

63else if (type.IsSubclassOf(typeof(Enum)) && value != null)

src\libraries\System.Private.CoreLib\src\System\Reflection\Emit\ILGenerator.cs (1)

94if (!excType.IsSubclassOf(typeof(Exception)) && excType != typeof(Exception))

src\libraries\System.Private.CoreLib\src\System\Reflection\EventInfo.cs (1)

53if (c.IsSubclassOf(del))

src\libraries\System.Private.CoreLib\src\System\Reflection\TypeInfo.cs (1)

117if (typeInfo.IsSubclassOf(this))

src\libraries\System.Private.CoreLib\src\System\Resources\ResourceManager.cs (1)

213if (usingResourceSet != null && (usingResourceSet != typeof(ResourceSet)) && !usingResourceSet.IsSubclassOf(typeof(ResourceSet)))

src\libraries\System.Private.CoreLib\src\System\RuntimeType.cs (1)

278if (c.IsSubclassOf(this))

src\libraries\System.Private.CoreLib\src\System\Type.cs (2)

126public virtual bool IsEnum { [Intrinsic] get => IsSubclassOf(typeof(Enum)); } 140protected virtual bool IsValueTypeImpl() => IsSubclassOf(typeof(ValueType));

src\libraries\System.Private.CoreLib\src\System\Type.Helpers.cs (1)

352if (c.IsSubclassOf(this))

src\System\Attribute.CoreCLR.cs (10)

src\System\Reflection\Emit\CustomAttributeBuilder.cs (4)

152&& !con.DeclaringType!.IsSubclassOf(property.DeclaringType!)) 164!con.DeclaringType.IsSubclassOf(((RuntimeTypeBuilder)property.DeclaringType).BakedRuntimeType)) 204&& !con.DeclaringType!.IsSubclassOf(namedField.DeclaringType!)) 216!con.DeclaringType.IsSubclassOf(((RuntimeTypeBuilder)namedFields[i].DeclaringType!).BakedRuntimeType))

src\System\Reflection\Emit\RuntimeTypeBuilder.cs (1)

883if (interfaces[i].IsSubclassOf(this))

src\System\Reflection\RuntimeParameterInfo.cs (1)

307else if (attributeType.IsSubclassOf(typeof(CustomConstantAttribute)))

src\System\RuntimeType.CoreCLR.cs (1)

2947if (match == null || fieldInfo.DeclaringType!.IsSubclassOf(match.DeclaringType!) || match.DeclaringType!.IsInterface)

System\Runtime\Serialization\PrimitiveDataContract.cs (2)

130return (thisType.Equals(otherType) || thisType.IsSubclassOf(otherType) || otherType.IsSubclassOf(thisType));

System\Xml\Schema\DataTypeImplementation.cs (1)

433return baseType == derivedType || derivedType.IsSubclassOf(baseType);

System\Xml\Schema\Preprocessor.cs (3)

360if (returnType.IsSubclassOf(typeof(Stream))) 366else if (returnType.IsSubclassOf(typeof(XmlReader))) 370else if (returnType.IsSubclassOf(typeof(TextReader)))

System\Reflection\Context\Delegation\DelegatingType.cs (1)

290return _typeInfo.IsSubclassOf(c);

System\Reflection\Context\Projection\ProjectingType.cs (1)

179return UnderlyingType.IsSubclassOf(otherType.UnderlyingType);

System\Reflection\Context\Virtual\InheritedMethodInfo.cs (1)

19Debug.Assert(reflectedType.IsSubclassOf(baseMethod.DeclaringType!));

System\Reflection\Context\Virtual\InheritedPropertyInfo.cs (1)

19Debug.Assert(reflectedType.IsSubclassOf(baseProperty.DeclaringType!));

System\Reflection\Emit\TypeBuilderImpl.cs (1)

1400if (interfaces[i].IsSubclassOf(this))

System\Reflection\TypeLoading\General\Assignability.cs (1)

65if (fromTypeInfo.IsSubclassOf(toTypeInfo))

System\Security\Cryptography\Xml\SignedXml.cs (2)

1107if (expectedType.IsSubclassOf(actualType)) 1126if (actualType.IsSubclassOf(expectedType))

System\Security\Cryptography\Xml\Transform.cs (1)

105if (inputType == InputTypes[i] || inputType.IsSubclassOf(InputTypes[i]))

System\Security\Cryptography\Xml\XmlDsigBase64Transform.cs (1)

126if (type != typeof(Stream) && !type.IsSubclassOf(typeof(Stream)))

System\Security\Cryptography\Xml\XmlDsigC14NTransform.cs (1)

78if (type != typeof(Stream) && !type.IsSubclassOf(typeof(Stream)))

System\Security\Cryptography\Xml\XmlDsigEnvelopedSignatureTransform.cs (2)

174if (type == typeof(XmlNodeList) || type.IsSubclassOf(typeof(XmlNodeList))) 179else if (type == typeof(XmlDocument) || type.IsSubclassOf(typeof(XmlDocument)))

System\Security\Cryptography\Xml\XmlDsigExcC14NTransform.cs (1)

115if (type != typeof(Stream) && !type.IsSubclassOf(typeof(Stream)))

System\Security\Cryptography\Xml\XmlDsigXPathTransform.cs (1)

193if (type != typeof(XmlNodeList) && !type.IsSubclassOf(typeof(XmlNodeList)))

System\Security\Cryptography\Xml\XmlDsigXsltTransform.cs (1)

145if (type != typeof(Stream) && !type.IsSubclassOf(typeof(Stream)))

System\Security\Cryptography\Xml\XmlLicenseTransform.cs (1)

116if ((type != typeof(XmlDocument)) && (!type.IsSubclassOf(typeof(XmlDocument))))

Microsoft\Windows\Controls\Ribbon\RibbonMenuButton.cs (1)

1469Debug.Assert(GetType().IsSubclassOf(type)); // RibbonMenuButton is a subclass of MenuBase

System\Windows\Forms\Controls\DataGridView\DataGridView.Methods.cs (2)

2651if (!editControlType.IsSubclassOf(Type.GetType("System.Windows.Forms.Control")!) || editingCtrlInterface is null) 2658&& !_latestEditingControl.GetType().IsSubclassOf(editControlType))

System\Windows\Forms\Controls\DataGridView\DataGridViewCell.cs (2)

1122((editingControlType == typeof(DataGridViewComboBoxEditingControl) && !editingControlType.IsSubclassOf(typeof(DataGridViewComboBoxEditingControl))) || 1123(editingControlType == typeof(DataGridViewTextBoxEditingControl) && !editingControlType.IsSubclassOf(typeof(DataGridViewTextBoxEditingControl))));

System\Windows\Forms\DataBinding\Binding.cs (4)

712if (e.Value is not null && (e.Value.GetType().IsSubclassOf(type) || e.Value.GetType() == type || e.Value is DBNull)) 728if (ret is not null && (ret.GetType().IsSubclassOf(type) || ret.GetType() == type)) 786if (ret is not null && (ret.GetType().IsSubclassOf(type) || ret.GetType() == type)) 802if (ret is not null && (ret.GetType().IsSubclassOf(type) || ret.GetType() == type))

System\Windows\Forms\Design\ComponentTray.cs (1)

760if (!compType.IsSubclassOf(typeof(Control)))

EnsureDesignerTests.cs (1)

20.Where(t => t.IsSubclassOf(typeof(ComponentDesigner))

EnsureEditorsTests.cs (1)

32.Where(t => t.IsSubclassOf(typeof(UITypeEditor))

System\Windows\Forms\ApplicationContextTests.cs (1)

391Where(type => type == typeof(ApplicationContext) || type.IsSubclassOf(typeof(ApplicationContext))))

System\Windows\Forms\DataGridViewElementTests.cs (2)

39type.IsSubclassOf(typeof(DataGridViewBand)) || type.IsSubclassOf(typeof(DataGridViewCell))))

System\Xaml\Schema\MemberReflector.cs (1)

256if (!derivedType.Equals(method.DeclaringType) && !derivedType.IsSubclassOf(method.DeclaringType))