/// <summary>
/// Called by Framework whenever this Module is loaded.
/// </summary>
/// <returns></returns>
protected override bool Initialize()
{
//Subscribe to the TOC selection changed event to find out if a Point feature layer is selected.
//This will activate the context menu item to open the "Construct Marker from Fonts" dockpane.
TOCSelectionChangedEvent.Subscribe((args) =>
{
if (args.MapView == null)
{
return;
}
Construct_MarkerViewModel vm = FrameworkApplication.DockPaneManager.Find("ConstructMarkerFromFont_Construct_Marker") as Construct_MarkerViewModel;
if (GetSelectedPointLayers(args.MapView).Count() == 1)
{
//activate state
FrameworkApplication.State.Activate(StateId); //Activates the custom state when the context is set.
if (vm != null)
{
vm.DockpaneVisible = Visibility.Visible;
vm.GetSelectedPointFeatureLayer();
}
}
else
{
FrameworkApplication.State.Deactivate(StateId);
if (vm != null)
{
vm.DockpaneVisible = Visibility.Collapsed;
}
}
});
return(base.Initialize());
}
protected Dockpane1ViewModel()
{
BindingOperations.EnableCollectionSynchronization(FeatureData, _collectionLock);
BindingOperations.EnableCollectionSynchronization(Fields, _collectionLock);
TOCSelectionChangedEvent.Subscribe(UpdateFields);
SelectedLayer = @"Select Feature Layer in TOC";
}
/// <summary>
/// Categories Combo Box constructor
/// </summary>
public CategoriesComboBox()
{
Enabled = false;
// Subscribe to the table of contents selection changed event.
// This allows us to populate the combo box based on the selected layer
TOCSelectionChangedEvent.Subscribe(UpdateCategoryList);
}
private void AddEvents()
{
LayersAddedEvent.Subscribe(OnLayersAdded);
LayersMovedEvent.Subscribe(OnLayersMoved);
LayersRemovedEvent.Subscribe(OnLayersRemoved);
MapMemberPropertiesChangedEvent.Subscribe(OnMapMemberPropertiesChanged);
TOCSelectionChangedEvent.Subscribe(OnTocSelectionChanged);
DrawStartedEvent.Subscribe(OnDrawStarted);
DrawCompleteEvent.Subscribe(OnDrawCompleted);
ActiveToolChangedEvent.Subscribe(OnActiveToolChangedEvent);
EditCompletedEvent.Subscribe(OnEditCompleted);
}
// Called when the visibility of the DockPane changes.
protected override void OnShow(bool isVisible)
{
if (isVisible && _eventToken == null) //Subscribe to event when dockpane is visible
{
_eventToken = MapSelectionChangedEvent.Subscribe(OnMapSelectionChangedEvent);
_toceventToken = TOCSelectionChangedEvent.Subscribe(OnTOCSelectionChangeEvent);
}
if (!isVisible && _eventToken != null) //Unsubscribe as the dockpane closes.
{
MapSelectionChangedEvent.Unsubscribe(_eventToken);
TOCSelectionChangedEvent.Unsubscribe(_toceventToken);
_eventToken = null;
}
}
private async void OnMapClosed(MapClosedEventArgs args)
{
LayersAddedEvent.Unsubscribe(OnLayersAdded);
LayersMovedEvent.Unsubscribe(OnLayersMoved);
LayersRemovedEvent.Unsubscribe(OnLayersRemoved);
MapMemberPropertiesChangedEvent.Unsubscribe(OnMapMemberPropertiesChanged);
TOCSelectionChangedEvent.Unsubscribe(OnTocSelectionChanged);
ActiveToolChangedEvent.Unsubscribe(OnActiveToolChangedEvent);
EditCompletedEvent.Unsubscribe(OnEditCompleted);
DrawCompleteEvent.Unsubscribe(OnDrawCompleted);
DrawStartedEvent.Unsubscribe(OnDrawStarted);
while (Count >= 1)
{
VectorLayer vectorLayer = this[0];
await RemoveLayer(vectorLayer);
}
}
/// <summary>
/// Combo Box contructor
/// </summary>
public DomainsComboBox()
{
Enabled = false;
TOCSelectionChangedEvent.Subscribe(UpdateDomainList);
}
protected Dockpane1ViewModel()
{
TOCSelectionChangedEvent.Subscribe(UpdateFields);
}
