Class BindableObject

Definition

Namespace:
Tizen.NUI.Binding
Assembly:
Tizen.NUI.dll

Provides a mechanism by which application developers can propagate changes that are made to data in one object to another.

public abstract class BindableObject : INotifyPropertyChanged, IDynamicResourceHandler
Inheritance
object
BindableObject
Derived
ViewStyle
ViewStyle
Behavior
Behavior
Element
Element
TriggerBase
TriggerBase
ButtonGroup
ButtonGroup
DefaultBorder
DefaultBorder
Theme
Theme
Implements
IDynamicResourceHandler

Fields

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BindingContextProperty

Implements the bound property whose interface is provided by the BindingContext property.

Declaration
public static readonly BindableProperty BindingContextProperty
Field Value
Type Description
BindableProperty

Properties

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BindingContext

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

Declaration
public object BindingContext { get; set; }
Property Value
Type Description
object
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IsBound

Check if object is bound or not.

Declaration
public bool IsBound { get; set; }
Property Value
Type Description
bool
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IsCreateByXaml

Declaration
public virtual bool IsCreateByXaml { get; set; }
Property Value
Type Description
bool
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LineNumber

Declaration
public int LineNumber { get; set; }
Property Value
Type Description
int
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LinePosition

Declaration
public int LinePosition { get; set; }
Property Value
Type Description
int

Methods

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ApplyBindings()

Apply the bindings to BindingContext.

Declaration
protected void ApplyBindings()
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ClearBinding()

Unapplies all previously set bindings.

Declaration
public void ClearBinding()
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CopyBindingRelationShip(BindableObject)

Copy all binding from other object.

Declaration
public void CopyBindingRelationShip(BindableObject other)
Parameters
Type Name Description
BindableObject other
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CopyFrom(BindableObject)

Copy properties of other ViewStyle to this.

Declaration
public virtual void CopyFrom(BindableObject other)
Parameters
Type Name Description
BindableObject other

The other BindableProperty merge to this.
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EnforceNotifyBindedInstance(BindableProperty)

Declaration
public void EnforceNotifyBindedInstance(BindableProperty property)
Parameters
Type Name Description
BindableProperty property
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GetValue(BindableProperty)

Returns the value that is contained the BindableProperty.

Declaration
public object GetValue(BindableProperty property)
Parameters
Type Name Description
BindableProperty property

The BindableProperty for which to get the value.
Returns
Type Description
object

The value that is contained the BindableProperty
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OnBindingContextChanged()

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

Declaration
protected virtual void OnBindingContextChanged()
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OnPropertyChanged(string)

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

Declaration
protected virtual void OnPropertyChanged(string propertyName = null)
Parameters
Type Name Description
string propertyName

The name of the property that changed.
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OnPropertyChangedWithData(BindableProperty)

Method that is called when a bound property is changed.

Declaration
protected virtual void OnPropertyChangedWithData(BindableProperty prop)
Parameters
Type Name Description
BindableProperty prop
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OnPropertyChanging(string)

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

Declaration
protected virtual void OnPropertyChanging(string propertyName = null)
Parameters
Type Name Description
string propertyName

The name of the property that is changing.
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RegisterPropertyGroup(BindableProperty, HashSet<BindableProperty>)

Register the properties which can effect each other in Binding to same group.

Declaration
public static void RegisterPropertyGroup(BindableProperty property, HashSet<BindableProperty> group)
Parameters
Type Name Description
BindableProperty property
HashSet<><BindableProperty> group
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RemoveBinding(BindableProperty)

Removes a previously set binding.

Declaration
public void RemoveBinding(BindableProperty property)
Parameters
Type Name Description
BindableProperty property

The BindableProperty from which to remove bindings.
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SetBinding(BindableProperty, BindingBase)

Assigns a binding to a property.

Declaration
public void SetBinding(BindableProperty targetProperty, BindingBase binding)
Parameters
Type Name Description
BindableProperty targetProperty

The BindableProperty on which to set a binding.
BindingBase binding

The binding to set.
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SetInheritedBindingContext(BindableObject, object)

Set the inherited context to a neated element.

Declaration
public static void SetInheritedBindingContext(BindableObject bindable, object value)
Parameters
Type Name Description
BindableObject bindable

The object on which to set the inherited binding context.
object value

The inherited context to set.
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SetValue(BindableProperty, object)

Sets the value of the specified property.

Declaration
public void SetValue(BindableProperty property, object value)
Parameters
Type Name Description
BindableProperty property

The BindableProperty on which to assign a value.
object value

The value to set.
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SetValue(BindablePropertyKey, object)

Sets the value of the propertyKey.

Declaration
public void SetValue(BindablePropertyKey propertyKey, object value)
Parameters
Type Name Description
BindablePropertyKey propertyKey

The BindablePropertyKey on which to assign a value.
object value

The value to set.
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UnapplyBindings()

Unapplies all previously set bindings.

Declaration
protected void UnapplyBindings()

Events

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BindingContextChanged

Raised whenever the BindingContext property changes.

Declaration
public event EventHandler BindingContextChanged
Event Type
Type Description
EventHandler
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PropertyChanged

Raised when a property has changed.

Declaration
public event PropertyChangedEventHandler PropertyChanged
Event Type
Type Description
PropertyChangedEventHandler
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PropertyChanging

Raised when a property is about to change.

Declaration
public event PropertyChangingEventHandler PropertyChanging
Event Type
Type Description
PropertyChangingEventHandler

Explicit Interface Implementations

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IDynamicResourceHandler.SetDynamicResource(BindableProperty, string)

Declaration
void IDynamicResourceHandler.SetDynamicResource(BindableProperty property, string key)
Parameters
Type Name Description
BindableProperty property
string key

Implements

Extension Methods