ImageSource Class
Definition
Abstract class whose implementors load images from files or the Web.
[Xamarin.Forms.TypeConverter(typeof(Xamarin.Forms.ImageSourceConverter))]
public abstract class ImageSource : Xamarin.Forms.Element
type ImageSource = class
inherit Element
- Inheritance
- Derived
- Attributes
Constructors
ImageSource() |
Creates a new ImageSource with default values. |
Properties
AutomationId |
Gets or sets a value that allows the automation framework to find and interact with this element. (Inherited from Element) |
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) |
CancellationTokenSource |
Gets the CancellationTokenSource. |
ClassId |
Gets or sets a value used to identify a collection of semantically similar elements. (Inherited from Element) |
Dispatcher | (Inherited from BindableObject) |
EffectControlProvider |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
Effects |
A list of the effects that are applied to this item. (Inherited from Element) |
Id |
Gets a value that can be used to uniquely identify an element through the run of an application. (Inherited from Element) |
IsEmpty | |
LogicalChildren |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
Parent |
Gets or sets the parent element of the element. (Inherited from Element) |
ParentView |
Obsolete.
Gets the element which is the closest ancestor of this element that is a VisualElement. (Inherited from Element) |
Platform |
Obsolete.
(Inherited from Element)
|
RealParent |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
StyleId |
Gets or sets a user defined value to uniquely identify the element. (Inherited from Element) |
Methods
ApplyBindings() |
Apply the bindings to BindingContext. (Inherited from BindableObject) |
Cancel() |
Request a cancel of the ImageSource loading. |
ClearValue(BindableProperty) |
Clears any value set by SetValue for |
ClearValue(BindablePropertyKey) |
Clears any value set by SetValue for the property that is identified by |
CoerceValue(BindableProperty) | (Inherited from BindableObject) |
CoerceValue(BindablePropertyKey) | (Inherited from BindableObject) |
Descendants() |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
EffectIsAttached(String) |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
FindByName(String) |
Returns the element that has the specified name. (Inherited from Element) |
FromFile(String) |
Returns a new FileImageSource that reads from |
FromResource(String, Assembly) |
Creates a ImageSource from the specified resource in the specified source assembly. |
FromResource(String, Type) |
Creates a ImageSource from the specified resource in the specified source assembly. |
FromStream(Func<CancellationToken,Task<Stream>>) |
Returns a new StreamImageSource that calls |
FromStream(Func<Stream>) |
Returns a new StreamImageSource that calls |
FromUri(Uri) |
Returns a new UriImageSource that reads from |
GetValue(BindableProperty) |
Returns the value that is contained in the BindableProperty. (Inherited from BindableObject) |
GetValues(BindableProperty, BindableProperty) |
Obsolete.
For internal use by the Xamarin.Forms platform. (Inherited from BindableObject) |
GetValues(BindableProperty, BindableProperty, BindableProperty) |
Obsolete.
For internal use by the Xamarin.Forms platform. (Inherited from BindableObject) |
IsSet(BindableProperty) |
Returns |
OnBindingContextChanged() |
Invoked whenever the binding context of the element changes. Implement this method to add class handling for this event. (Inherited from Element) |
OnChildAdded(Element) |
Invoked whenever the ChildAdded event needs to be emitted. Implement this method to add class handling for this event. (Inherited from Element) |
OnChildRemoved(Element) |
Obsolete.
Invoked whenever the ChildRemoved event needs to be emitted. Implement this method to add class handling for this event. (Inherited from Element) |
OnChildRemoved(Element, Int32) | (Inherited from Element) |
OnLoadingCompleted(Boolean) |
Called by inheritors to indicate the end of the loading of the source. |
OnLoadingStarted() |
Called by inheritors to indicate the beginning of a loading operation. |
OnParentSet() |
Invoked whenever the Parent of an element is set. Implement this method in order to add behavior when the element is added to a parent. (Inherited from Element) |
OnPropertyChanged(String) |
Method that is called when a bound property is changed. (Inherited from Element) |
OnPropertyChanging(String) |
Call this method from a child class to notify that a change is going to happen on a property. (Inherited from BindableObject) |
OnSourceChanged() |
Called by inheritors to indicate that the source changed. |
RemoveBinding(BindableProperty) |
Removes a previously set binding. (Inherited from BindableObject) |
RemoveDynamicResource(BindableProperty) |
Removes a previously set dynamic resource (Inherited from Element) |
SetBinding(BindableProperty, BindingBase) |
Assigns a binding to a property. (Inherited from BindableObject) |
SetDynamicResource(BindableProperty, String) |
Sets the BindableProperty property of this element to be updated via the DynamicResource with the provided key. (Inherited from Element) |
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) |
SetValueFromRenderer(BindableProperty, Object) |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
SetValueFromRenderer(BindablePropertyKey, Object) |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
UnapplyBindings() |
Unapplies all previously set bindings. (Inherited from BindableObject) |
Operators
Implicit(String to ImageSource) |
Allows implicit casting from a string that represents an absolute URI. |
Implicit(Uri to ImageSource) |
Allows implicit casting from Uri objects that were created with an absolute URI. |
Events
BindingContextChanged |
Raised whenever the BindingContext property changes. (Inherited from BindableObject) |
ChildAdded |
Occurs whenever a child element is added to the element. (Inherited from Element) |
ChildRemoved |
Occurs whenever a child element is removed from the element. (Inherited from Element) |
DescendantAdded |
Occurs whenever a child element is added to the elements subtree. (Inherited from Element) |
DescendantRemoved |
Occurs whenever a child element is removed from the elements subtree. (Inherited from Element) |
PlatformSet |
Obsolete.
(Inherited from Element)
|
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
IDynamicResourceHandler.SetDynamicResource(BindableProperty, String) |
For internal use by the Xamarin.Forms platform. (Inherited from BindableObject) |
IElementController.SetValueFromRenderer(BindableProperty, Object) |
For internal use by the Xamarin.Forms platform. (Inherited from Element) |
INameScope.RegisterName(String, Object) |
For internal use only. (Inherited from Element) |
Extension Methods
GetPropertyIfSet<T>(BindableObject, BindableProperty, T) | |
SetAppThemeColor(BindableObject, BindableProperty, Color, Color) | |
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) |
Obsolete.
Creates and applies a binding from an expression. |
SetOnAppTheme<T>(BindableObject, BindableProperty, T, T) | |
FindByName<T>(Element, String) |
Returns the instance of type |