Class Link

A class that maintains hyperlink information for a clickable object on the graph.

Inheritance

Object

Link

Implements

ISerializable

ICloneable

Inherited Members

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: ZedGraph

Assembly: ZedGraph.dll

Syntax

[Serializable]
public class Link : ISerializable, ICloneable

Constructors

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Link()

Default constructor. Set all properties to string.Empty, or null.

Declaration

public Link()

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Link(SerializationInfo, StreamingContext)

Constructor for deserializing objects

Declaration

protected Link(SerializationInfo info, StreamingContext context)

Parameters

Type	Name	Description
SerializationInfo	info	A SerializationInfo instance that defines the serialized data
StreamingContext	context	A StreamingContext instance that contains the serialized data

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Link(String, String, String)

Construct a Link instance from a specified title, url, and target.

Declaration

public Link(string title, string url, string target)

Parameters

Type	Name	Description
String	title	The title for the link (which shows up in the tooltip).
String	url	The URL destination for the link.
String	target	The target for the link (typically "_blank" or "_self").

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Link(Link)

The Copy Constructor

Declaration

public Link(Link rhs)

Parameters

Type	Name	Description
Link	rhs	The Link object from which to copy

Fields

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schema

Current schema value that defines the version of the serialized file

Declaration

public const int schema = 10

Field Value

Type	Description
Int32

Remarks

schema started with 10 for ZedGraph version 5

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Tag

A tag object for use by the user. This can be used to store additional information associated with the Link. ZedGraph does not use this value for any purpose.

Declaration

public object Tag

Field Value

Type	Description
Object

Remarks

Note that, if you are going to Serialize ZedGraph data, then any type that you store in Tag must be a serializable type (or it will cause an exception).

Properties

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IsActive

Gets a value that indicates if this Link is enabled (see IsEnabled), and that either the Url or the Title is non-null.

Declaration

public bool IsActive { get; }

Property Value

Type	Description
Boolean

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IsEnabled

Gets or sets a property that determines if this link is active. True to have a clickable link, false to ignore the link.

Declaration

public bool IsEnabled { get; set; }

Property Value

Type	Description
Boolean

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Target

Gets or sets the target string for this link.

Declaration

public string Target { get; set; }

Property Value

Type	Description
String

Remarks

This value should be set to a valid target associated with the "Target" property of an html hyperlink. Typically, this would be "_blank" to open a new browser window, or "_self" to open in the current browser.

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Title

Gets or sets the title string for this link.

Declaration

public string Title { get; set; }

Property Value

Type	Description
String

Remarks

For web controls, this title will be shown as a tooltip when the mouse hovers over the area of the object that owns this link. Set the value to Empty to have no title.

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Url

Gets or sets the url string for this link.

Declaration

public string Url { get; set; }

Property Value

Type	Description
String

Remarks

Set this value to Empty if you don't want to have a hyperlink associated with the object to which this link belongs.

Methods

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Clone()

Typesafe, deep-copy clone method.

Declaration

public Link Clone()

Returns

Type	Description
Link	A new, independent copy of this class

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GetObjectData(SerializationInfo, StreamingContext)

Populates a SerializationInfo instance with the data needed to serialize the target object

Declaration

[SecurityPermission(SecurityAction.Demand, SerializationFormatter = true)]
public virtual void GetObjectData(SerializationInfo info, StreamingContext context)

Parameters

Type	Name	Description
SerializationInfo	info	A SerializationInfo instance that defines the serialized data
StreamingContext	context	A StreamingContext instance that contains the serialized data

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MakeCurveItemUrl(GraphPane, CurveItem, Int32)

Create a URL for a CurveItem that includes the index of the point that was selected.

Declaration

public virtual string MakeCurveItemUrl(GraphPane pane, CurveItem curve, int index)

Parameters

Type	Name	Description
GraphPane	pane	The GraphPane of interest
CurveItem	curve	The CurveItem for which to make the url string.
Int32	index	The zero-based index of the selected point

Returns

Type	Description
String	A string containing the url with an index parameter added.

Remarks

An "index" parameter is added to the Url property for this link to indicate which point was selected. Further, if the X or Y axes that correspond to this CurveItem are of Text, then an additional parameter will be added containing the text value that corresponds to the index of the selected point. The XAxis text parameter will be labeled "xtext", and the YAxis text parameter will be labeled "ytext".

Explicit Interface Implementations

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ICloneable.Clone()

Implement the ICloneable interface in a typesafe manner by just calling the typed version of Clone()

Declaration

object ICloneable.Clone()

Returns

Type	Description
Object	A deep copy of this object

Implements

System.Runtime.Serialization.ISerializable

System.ICloneable