Class HtmlObject

Provides methods for browser elements that are explicitly supplied by the HTML features exposed by Silverlight.

Inheritance

System.Object

ScriptObject

HtmlObject

HtmlDocument

HtmlElement

HtmlWindow

Implements

System.Dynamic.IDynamicMetaObjectProvider

Inherited Members

ScriptObject.Dispatcher

ScriptObject.ManagedObject

ScriptObject.ConvertTo<T>()

ScriptObject.GetProperty(Int32)

ScriptObject.GetProperty(String)

ScriptObject.Invoke(String, Object[])

ScriptObject.InvokeSelf(Object[])

ScriptObject.SetProperty(Int32, Object)

ScriptObject.SetProperty(String, Object)

ScriptObject.IDynamicMetaObjectProvider.GetMetaObject(Expression)

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: System.Windows.Browser

Assembly: OpenSilver.Browser.dll

Syntax

public abstract class HtmlObject : ScriptObject, IDynamicMetaObjectProvider

Constructors

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HtmlObject()

Initializes a new instance of the HtmlObject class.

Declaration

[NotImplemented]
protected HtmlObject()

Methods

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AttachEvent(String, EventHandler)

Attaches the specified .NET Framework event handler (System.EventHandler) to the specified event on the current Document Object Model (DOM) object.

Declaration

[NotImplemented]
public bool AttachEvent(string eventName, EventHandler handler)

Parameters

Type	Name	Description
System.String	eventName	A named event on the DOM object.
System.EventHandler	handler	The method that handles the event.

Returns

Type	Description
System.Boolean	true if the event was successfully attached; otherwise, false.

Exceptions

Type	Condition
System.ArgumentException	eventName is an empty string.
System.ArgumentNullException	eventName is null.-or-handler is null.

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AttachEvent(String, EventHandler<HtmlEventArgs>)

Attaches the specified .NET Framework event handler (System.EventHandler<TEventArgs>) to the specified event on the current Document Object Model (DOM) object.

Declaration

[NotImplemented]
public bool AttachEvent(string eventName, EventHandler<HtmlEventArgs> handler)

Parameters

Type	Name	Description
System.String	eventName	A named event on the DOM object.
System.EventHandler<HtmlEventArgs>	handler	The method that handles the event.

Returns

Type	Description
System.Boolean	true if the event was successfully attached; otherwise, false.

Exceptions

Type	Condition
System.ArgumentException	eventName is an empty string.
System.ArgumentNullException	eventName is null.-or-handler is null.

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ConvertTo(Type, Boolean)

Converts the current object to a specified type. This method is not supported.

Declaration

[NotImplemented]
protected override object ConvertTo(Type targetType, bool allowSerialization)

Parameters

Type	Name	Description
System.Type	targetType	The conversion type.
System.Boolean	allowSerialization	true to allow JavaScript Object Notation (JSON) serialization; otherwise, false.

Returns

Type	Description
System.Object	None.

Overrides

ScriptObject.ConvertTo(Type, Boolean)

Exceptions

Type	Condition
System.ArgumentException	In all cases.

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DetachEvent(String, EventHandler)

Detaches the specified.NET Framework event handler (System.EventHandler) from the specified event on the current Document Object Model (DOM) object.

Declaration

[NotImplemented]
public void DetachEvent(string eventName, EventHandler handler)

Parameters

Type	Name	Description
System.String	eventName	A named event on the DOM object.
System.EventHandler	handler	The method that handles the event.

Exceptions

Type	Condition
System.ArgumentException	eventName is an empty string.
System.ArgumentNullException	eventName is null.-or-handler is null.

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DetachEvent(String, EventHandler<HtmlEventArgs>)

Detaches the specified .NET Framework event handler (System.EventHandler<TEventArgs>) from the specified event on the current Document Object Model (DOM) object.

Declaration

[NotImplemented]
public void DetachEvent(string eventName, EventHandler<HtmlEventArgs> handler)

Parameters

Type	Name	Description
System.String	eventName	A named event on the DOM object.
System.EventHandler<HtmlEventArgs>	handler	The method that handles the event.

Exceptions

Type	Condition
System.ArgumentException	eventName is an empty string.
System.ArgumentNullException	eventName is null.-or-handler is null.

Implements

System.Dynamic.IDynamicMetaObjectProvider