TriggerBase Class

Definition

Base class for classes that contain a condition and a list of actions to perform when the condition is met.

public abstract class TriggerBase : Xamarin.Forms.BindableObject
type TriggerBase = class
    inherit BindableObject
Inheritance
TriggerBase
Derived

Properties

BindingContext

Gets or sets object that contains the properties that will be targeted by the bound properties that belong to this BindableObject.

(Inherited from BindableObject)
EnterActions

Gets the list of TriggerAction objects that will be invoked when the trigger condition is met. Ignored for the EventTrigger class.

ExitActions

Gets the list of TriggerAction objects that will be invoked after the trigger condition is no longer met. Ignored for the EventTrigger class.

IsSealed

Gets a value that indicates whether or not the trigger is sealed.

TargetType

The type of object to which this TriggerBase object can be attached.

Methods

ApplyBindings()

Apply the bindings to BindingContext.

(Inherited from BindableObject)
ClearValue(BindableProperty)

Clears any value set by SetValue for property.

(Inherited from BindableObject)
ClearValue(BindablePropertyKey)

Clears any value set by SetValue for the property that is identified by propertyKey.

(Inherited from BindableObject)
GetValue(BindableProperty)

Returns the value that is contained in the BindableProperty.

(Inherited from BindableObject)
GetValues(BindableProperty, BindableProperty)

For internal use by the Xamarin.Forms platform.

(Inherited from BindableObject)
GetValues(BindableProperty, BindableProperty, BindableProperty)

For internal use by the Xamarin.Forms platform.

(Inherited from BindableObject)
IsSet(BindableProperty)

Returns true if the target property exists and has been set.

(Inherited from BindableObject)
OnBindingContextChanged()

Override this method to execute an action when the BindingContext changes.

(Inherited from BindableObject)
OnPropertyChanged(String)

Call this method from a child class to notify that a change happened on a property.

(Inherited from BindableObject)
OnPropertyChanging(String)

Call this method from a child class to notify that a change is going to happen on a property.

(Inherited from BindableObject)
RemoveBinding(BindableProperty)

Removes a previously set binding.

(Inherited from BindableObject)
SetBinding(BindableProperty, BindingBase)

Assigns a binding to a property.

(Inherited from BindableObject)
SetValue(BindableProperty, Object)

Sets the value of the specified property.

(Inherited from BindableObject)
SetValue(BindablePropertyKey, Object)

Sets the value of the propertyKey.

(Inherited from BindableObject)
SetValueCore(BindableProperty, Object, SetValueFlags)

For internal use by the Xamarin.Forms platform.

(Inherited from BindableObject)
UnapplyBindings()

Unapplies all previously set bindings.

(Inherited from BindableObject)

Events

BindingContextChanged

Raised whenever the BindingContext property changes.

(Inherited from BindableObject)
PropertyChanged

Raised when a property has changed.

(Inherited from BindableObject)
PropertyChanging

Raised when a property is about to change.

(Inherited from BindableObject)

Explicit Interface Implementations

IAttachedObject.AttachTo(BindableObject)

For internal use by the Xamarin.Forms platform.

IAttachedObject.DetachFrom(BindableObject)

For internal use by the Xamarin.Forms platform.

IDynamicResourceHandler.SetDynamicResource(BindableProperty, String)

For internal use by the Xamarin.Forms platform.

(Inherited from BindableObject)

Extension Methods

SetBinding(BindableObject, BindableProperty, String, BindingMode, IValueConverter, String)

Creates and applies a binding to a property.

SetBinding<TSource>(BindableObject, BindableProperty, Expression<Func<TSource,Object>>, BindingMode, IValueConverter, String)

Creates and applies a binding from an expression.

Applies to