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TextControlDesigner.Initialize Method
.NET Framework 1.1
Initializes the designer with the specified component.
[Visual Basic] Overrides Public Sub Initialize( _ ByVal component As IComponent _ ) Implements IDesigner.Initialize [C#] public override void Initialize( IComponent component ); [C++] public: void Initialize( IComponent* component ); [JScript] public override function Initialize( component : IComponent );
Parameters
- component
- The IComponent associated with this designer.
Implements
Example
[Visual Basic] The following code example shows a custom class, named CustomLabelDesigner, that derives from the LabelDesigner class. This class overrides the Initialize method to ensure that only objects that are instances of the CustomLabel class are created in the designer.
[Visual Basic]
Imports System
Imports System.Design
Imports System.Drawing
Imports System.ComponentModel
Imports System.Diagnostics
Imports System.Web.UI.WebControls
Imports System.Web.UI.Design.WebControls
Imports Examples.AspNet
Namespace Examples.AspNet.Design
Public Class SampleLabelDesigner
Inherits LabelDesigner
' Override the GetDesignTimeHtml method.
Public Overrides Function GetDesignTimeHtml() As String
Dim sampleLabel As SampleLabel = CType(Component, SampleLabel)
Dim designTimeHtml As String = Nothing
' Check the control's BorderStyle property
' to conditionally render design-time HTML.
If (sampleLabel.BorderStyle = BorderStyle.NotSet) Then
' Create variables to hold current property settings.
Dim oldBorderStyle As BorderStyle = sampleLabel.BorderStyle
' Set properties and the design-time HTML.
Try
sampleLabel.BorderStyle = BorderStyle.Dashed
designTimeHtml = MyBase.GetDesignTimeHtml()
' If an exception occurs, call the GetErrorDesignTimeHtml
' method.
Catch ex As Exception
designTimeHtml = GetErrorDesignTimeHtml(ex)
' Return properties to their original settings.
Finally
sampleLabel.BorderStyle = oldBorderStyle
End Try
Else
designTimeHtml = MyBase.GetDesignTimeHtml()
End If
Return designTimeHTML
End Function
End Class
End Namespace
[C#, C++, JScript] No example is available for C#, C++, or JScript. To view a Visual Basic example, click the Language Filter button
in the upper-left corner of the page.
Requirements
Platforms: Windows 2000, Windows XP Professional, Windows Server 2003 family
.NET Framework Security:
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries From Partially Trusted Code
See Also
TextControlDesigner Class | TextControlDesigner Members | System.Web.UI.Design Namespace
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