},System.Linq.Expressions.Expression{System.Func{--0,--3}})} },System.Linq.Expressions.Expression{System.Func{--0,--3}},ReactiveUI.Validation.Reactive.Formatters.Abstractions.IValidationTextFormatter{System.String})} },System.Linq.Expressions.Expression{System.Func{--0,--3}},ReactiveUI.Validation.Reactive.Formatters.Abstractions.IValidationTextFormatter{System.String},System.Boolean)} },System.Action{System.Collections.Generic.IList{ReactiveUI.Validation.Reactive.States.IValidationState},System.Collections.Generic.IList{--3}},ReactiveUI.Validation.Reactive.Formatters.Abstractions.IValidationTextFormatter{--3})} },System.Action{System.Collections.Generic.IList{ReactiveUI.Validation.Reactive.States.IValidationState},System.Collections.Generic.IList{--3}},ReactiveUI.Validation.Reactive.Formatters.Abstractions.IValidationTextFormatter{--3},System.Boolean)}

) method¶

Defined in

Type: ValidationBinding Namespace: ReactiveUI.Validation.Reactive.ValidationBindings Assembly: ReactiveUI.Validation.Reactive.dll

Applies to

net10.0, net10.0-ios26.0, net10.0-macos26.0, net10.0-maccatalyst26.0, net10.0-android36.0, net10.0-tvos26.0, net10.0-windows10.0.19041, net9.0, net9.0-windows10.0.19041, net8.0, net8.0-windows10.0.19041, net462, net481

Overloads¶

public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TViewProperty>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Expression<Func<TView, TViewProperty>> viewProperty) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel
public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TViewProperty>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Expression<Func<TView, TViewProperty>> viewProperty, IValidationTextFormatter<string>? formatter) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel
public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TViewProperty>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Expression<Func<TView, TViewProperty>> viewProperty, IValidationTextFormatter<string>? formatter, bool strict) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel
public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TOut>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Action<IList<IValidationState>, IList<TOut>> action, IValidationTextFormatter<TOut> formatter) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel
public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TOut>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Action<IList<IValidationState>, IList<TOut>> action, IValidationTextFormatter<TOut> formatter, bool strict) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel

1. Overload¶

Attributes: [RequiresDynamicCode("WhenAnyValue uses expression trees which require dynamic code generation in AOT scenarios.")] [RequiresUnreferencedCode("WhenAnyValue may reference members that could be trimmed in AOT scenarios.")]

public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TViewProperty>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Expression<Func<TView, TViewProperty>> viewProperty) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel

View source

Summary: Creates a binding between a ViewModel property and a view property, using the default formatter.

Type parameters

Name	Description
`TView`	ViewFor of ViewModel type.
`TViewModel`	ViewModel type.
`TViewModelProperty`	ViewModel property type.
`TViewProperty`	View property type.

Parameters

Name	Type	Description
`view`	`TView`	View instance.
`viewModelProperty`	Expression>	ViewModel property.
`viewProperty`	Expression>	View property.

Returns: IValidationBinding -- Returns a validation component.

Exceptions

Type	Condition
System.ArgumentNullException	Thrown when any argument is null.

2. Overload¶

Attributes: [RequiresDynamicCode("WhenAnyValue uses expression trees which require dynamic code generation in AOT scenarios.")] [RequiresUnreferencedCode("WhenAnyValue may reference members that could be trimmed in AOT scenarios.")]

public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TViewProperty>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Expression<Func<TView, TViewProperty>> viewProperty, IValidationTextFormatter<string>? formatter) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel

View source

Summary: Creates a binding between a ViewModel property and a view property.

Type parameters

Name	Description
`TView`	ViewFor of ViewModel type.
`TViewModel`	ViewModel type.
`TViewModelProperty`	ViewModel property type.
`TViewProperty`	View property type.

Parameters

Name	Type	Description
`view`	`TView`	View instance.
`viewModelProperty`	Expression>	ViewModel property.
`viewProperty`	Expression>	View property.
`formatter`	[IValidationTextFormatter?](#	Validation formatter. Defaults to [SingleLineFormatter](# when null. In order to override the global default value, implement [IValidationTextFormatter](# and register an instance of IValidationTextFormatter into Splat.Locator.

Returns: IValidationBinding -- Returns a validation component.

Exceptions

Type	Condition
System.ArgumentNullException	Thrown when `view`, `viewModelProperty`, or `viewProperty` is null.

3. Overload¶

Attributes: [RequiresDynamicCode("WhenAnyValue uses expression trees which require dynamic code generation in AOT scenarios.")] [RequiresUnreferencedCode("WhenAnyValue may reference members that could be trimmed in AOT scenarios.")]

public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TViewProperty>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Expression<Func<TView, TViewProperty>> viewProperty, IValidationTextFormatter<string>? formatter, bool strict) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel

View source

Summary: Creates a binding between a ViewModel property and a view property.

Type parameters

Name	Description
`TView`	ViewFor of ViewModel type.
`TViewModel`	ViewModel type.
`TViewModelProperty`	ViewModel property type.
`TViewProperty`	View property type.

Parameters

Name	Type	Description
`view`	`TView`	View instance.
`viewModelProperty`	Expression>	ViewModel property.
`viewProperty`	Expression>	View property.
`formatter`	[IValidationTextFormatter?](#	Validation formatter. Defaults to [SingleLineFormatter](# when null. In order to override the global default value, implement [IValidationTextFormatter](# and register an instance of IValidationTextFormatter into Splat.Locator.
`strict`	bool	Indicates if the ViewModel property to find is unique.

Returns: IValidationBinding -- Returns a validation component.

Exceptions

Type	Condition
System.ArgumentNullException	Thrown when `view`, `viewModelProperty`, or `viewProperty` is null.

4. Overload¶

Attributes: [RequiresDynamicCode("WhenAnyValue uses expression trees which require dynamic code generation in AOT scenarios.")] [RequiresUnreferencedCode("WhenAnyValue may reference members that could be trimmed in AOT scenarios.")]

public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TOut>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Action<IList<IValidationState>, IList<TOut>> action, IValidationTextFormatter<TOut> formatter) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel

View source

Summary: Creates a binding from a specified ViewModel property to a provided action. Such action binding allows to easily create new and more specialized platform-specific BindValidation extension methods like those we have in ViewForExtensions targeting the Android platform.

Type parameters

Name	Description
`TView`	ViewFor of ViewModel type.
`TViewModel`	ViewModel type.
`TViewModelProperty`	ViewModel property type.
`TOut`	Action return type.

Parameters

Name	Type	Description
`view`	`TView`	View instance.
`viewModelProperty`	Expression>	ViewModel property.
`action`	Action, IList>	Action to be executed.
`formatter`	[IValidationTextFormatter](#	Validation formatter.

Returns: IValidationBinding -- Returns a validation component.

Exceptions

Type	Condition
System.ArgumentNullException	Thrown when any argument is null.

5. Overload¶

Attributes: [RequiresDynamicCode("WhenAnyValue uses expression trees which require dynamic code generation in AOT scenarios.")] [RequiresUnreferencedCode("WhenAnyValue may reference members that could be trimmed in AOT scenarios.")]

public static IValidationBinding ForProperty<TView, TViewModel, TViewModelProperty, TOut>(TView view, Expression<Func<TViewModel, TViewModelProperty>> viewModelProperty, Action<IList<IValidationState>, IList<TOut>> action, IValidationTextFormatter<TOut> formatter, bool strict) where TView : IViewFor<TViewModel> where TViewModel : class, IReactiveObject, IValidatableViewModel

View source

Summary: Creates a binding from a specified ViewModel property to a provided action. Such action binding allows to easily create new and more specialized platform-specific BindValidation extension methods like those we have in ViewForExtensions targeting the Android platform.

Type parameters

Name	Description
`TView`	ViewFor of ViewModel type.
`TViewModel`	ViewModel type.
`TViewModelProperty`	ViewModel property type.
`TOut`	Action return type.

Parameters

Name	Type	Description
`view`	`TView`	View instance.
`viewModelProperty`	Expression>	ViewModel property.
`action`	Action, IList>	Action to be executed.
`formatter`	[IValidationTextFormatter](#	Validation formatter.
`strict`	bool	Indicates if the ViewModel property to find is unique.

Returns: IValidationBinding -- Returns a validation component.

Exceptions

Type	Condition
System.ArgumentNullException	Thrown when any argument is null.