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BeforeAddElement Event

Summary

Occurs when before an element is added to this object.

Syntax

C++/CLI

public event EventHandler<BeforeAddElementEventArgs> BeforeAddElement

public: 
event EventHandler<BeforeAddElementEventArgs^>^ BeforeAddElement

Event Data

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

Property	Description
Cancel (Inherited from System.ComponentModel.CancelEventArgs)	Gets or sets a value indicating whether the event should be canceled.
Element	The dynamic property that represents the element.

Example

using Leadtools.Dicom.Common.DataTypes; 
using Leadtools.Dicom.Common.Extensions; 
using Leadtools.Dicom; 
using Leadtools.Dicom.Common.Editing.Converters; 
using Leadtools.Dicom.Common.Editing; 
 
 
 
public void TestEditableObject() 
{ 
   DicomEditableObject dcmObject = new DicomEditableObject(); 
   DicomDataSet ds = null; 
   string dicomFileNameIn = Path.Combine(LEAD_VARS.ImagesDir, "DICOM", "image2.dcm"); 
 
   DicomEngine.Startup(); 
 
   ds = new DicomDataSet(); 
   ds.Load(dicomFileNameIn, DicomDataSetLoadFlags.None); 
   dcmObject.BeforeAddElement += new EventHandler<BeforeAddElementEventArgs>(dcmObject_BeforeAddElement); 
   dcmObject.DataSet = ds; 
   Console.WriteLine("Root Element Count: " + dcmObject.Elements.Count.ToString()); 
 
   // 
   // At this point the object can be assigned to a property grid. 
   // 
 
   DicomEngine.Shutdown(); 
} 
 
void dcmObject_BeforeAddElement(object sender, BeforeAddElementEventArgs e) 
{ 
   Console.WriteLine(e.Element.Name); 
   Console.WriteLine(e.Element.DicomElement.VR.ToString()); 
} 
 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
}