AnnotationStartEditingText Event (GdViewer)

In This Topic

This event is raised when the user starts editing the content of the sticky note or text GdPicture/XMP annotations by double click on the concerned annotation.

The event makes use of bubble routing strategy. Please check the corresponded GdViewer.AnnotationStartEditingTextEventArgs for given parameters.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Event AnnotationStartEditingText As GdViewer.AnnotationStartEditingTextHandler

public event GdViewer.AnnotationStartEditingTextHandler AnnotationStartEditingText

public event AnnotationStartEditingText: GdViewer.AnnotationStartEditingTextHandler;

In JScript, you can handle the events defined by another class, but you cannot define your own.

public: __event GdViewer.AnnotationStartEditingTextHandler* AnnotationStartEditingText

public:
event GdViewer.AnnotationStartEditingTextHandler^ AnnotationStartEditingText

Event Data

The event handler receives an argument of type GdViewer.AnnotationStartEditingTextEventArgs containing data related to this event. The following GdViewer.AnnotationStartEditingTextEventArgs properties provide information specific to this event.

Property	Description
AnnotationIdx	The 0-based index of the selected annotation within the current page of the displayed document. It is a value from 0 to GetAnnotationCount-1.
Handled	(Inherited from System.Windows.RoutedEventArgs)
OriginalSource	(Inherited from System.Windows.RoutedEventArgs)
RoutedEvent	(Inherited from System.Windows.RoutedEventArgs)
Source	(Inherited from System.Windows.RoutedEventArgs)

Remarks

Be aware, that this event only handles GdPicture/XMP annotations, specifically sticky note and text annotations.

Example

How to utilize this event in your GdViewer control.

VB.NET
C#

'We assume that the GdViewer1 control has been properly integrated
'and the AnnotationStartEditingText event has been properly added.
            
'Define the event.
Sub GdViewer1_AnnotationStartEditingText(ByVal sender As Object, ByVal e As GdPicture14.WPF.GdViewer.AnnotationStartEditingTextEventArgs)
    Dim annot As GdPicture14.Annotations.Annotation = GdViewer1.GetAnnotationFromIdx(e.AnnotationIdx)
    Dim text As String = ""
    If TypeOf annot Is GdPicture14.Annotations.AnnotationStickyNote Then
        text = (CType(annot, GdPicture14.Annotations.AnnotationStickyNote)).Text
    ElseIf TypeOf annot Is GdPicture14.Annotations.AnnotationText Then
        text = (CType(annot, GdPicture14.Annotations.AnnotationText)).Text
    End If
    MessageBox.Show(text, "GdViewer.AnnotationStartEditingText")
End Sub

//We assume that the GdViewer1 control has been properly integrated
//and the AnnotationStartEditingText event has been properly added.
            
//Define the event.
void GdViewer1_AnnotationStartEditingText(object sender, GdPicture14.WPF.GdViewer.AnnotationStartEditingTextEventArgs e)
{
    GdPicture14.Annotations.Annotation annot = GdViewer1.GetAnnotationFromIdx(e.AnnotationIdx);
    string text = "";
    if (annot is GdPicture14.Annotations.AnnotationStickyNote)
        text = ((GdPicture14.Annotations.AnnotationStickyNote)annot).Text;
    else if (annot is GdPicture14.Annotations.AnnotationText)
        text = ((GdPicture14.Annotations.AnnotationText)annot).Text;
    MessageBox.Show(text, "GdViewer.AnnotationStartEditingText");
}

Reference

GdViewer Class
GdViewer Members
GdViewer.AnnotationStartEditingTextHandler Delegate
GdViewer.AnnotationStartEditingTextEventArgs Class
GdViewer.PreviewAnnotationStartEditingTextHandler Delegate
GetAnnotationFromIdx Method
Annotation Class
DisplayTextEditBox Method