private void OnAppMapChanged(MapChangedEventArgs args)
{
if (args.OldValue != null)
{
// Unsubscribe events from old map
args.OldValue.Layers.LayerSelected -= Layers_LayerSelected;
if (args.OldValue is Map)
{
((Map)args.OldValue).ViewExtentsChanged -= MapFrame_ViewExtentsChanged;
}
}
if (args.NewValue != null)
{
args.NewValue.Layers.LayerSelected += Layers_LayerSelected;
if (args.NewValue is Map)
{
((Map)args.NewValue).ViewExtentsChanged += MapFrame_ViewExtentsChanged;
}
}
}
private void OnAppMapChanged(MapChangedEventArgs args)
{
if (args.OldValue != null)
{
// Unsubscribe events from old map
args.OldValue.Layers.LayerSelected -= LayersLayerSelected;
var map = args.OldValue as Map;
if (map != null)
{
map.ViewExtentsChanged -= MapFrameViewExtentsChanged;
}
}
if (args.NewValue != null)
{
args.NewValue.Layers.LayerSelected += LayersLayerSelected;
var map = args.NewValue as Map;
if (map != null)
{
map.ViewExtentsChanged += MapFrameViewExtentsChanged;
}
}
}