Skapat en kodsnutt för att fånga när ett lager till i ArcGIS Engine.

Skapat en kodsnutt för att fånga när ett lager läggs till i karta, samt ser till att det lager som ligger överst alltid ligger kvar överst i ArcGIS Engine.

 Private activeViewEvents As ESRI.ArcGIS.Carto.IActiveViewEvents_Event  
 Private m_ActiveViewEventsItemAdded As ESRI.ArcGIS.Carto.IActiveViewEvents_ItemAddedEventHandler  
   
 Private Sub AddEventListenerToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles AddEventListenerToolStripMenuItem.Click  
   activeViewEvents = CType(axMapControl1.ActiveView.FocusMap, ESRI.ArcGIS.Carto.IActiveViewEvents_Event)  
   
   m_ActiveViewEventsItemAdded = New ESRI.ArcGIS.Carto.IActiveViewEvents_ItemAddedEventHandler(AddressOf OnActiveViewEventsItemAdded)  
   
   AddHandler CType(axMapControl1.ActiveView.FocusMap, ESRI.ArcGIS.Carto.IActiveViewEvents_Event).ItemAdded, m_ActiveViewEventsItemAdded  
 End Sub  
   
   
 Private Sub OnActiveViewEventsItemAdded()  
   'makes layer(1) always on top.  
   axMapControl1.ActiveView.FocusMap.MoveLayer(axMapControl1.ActiveView.FocusMap.Layer(0), 1)  
 End Sub