/// <summary>
/// Will handle the item template change
/// </summary>
/// <param name="d">DependencyObject that triggers the event.</param>
/// <param name="e">Event args</param>
private static void OnItemTemplateChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
MapItemsControl mapsItemControl;
DataTemplate dataTemplate;
mapsItemControl = (MapItemsControl)d;
dataTemplate = (DataTemplate)e.NewValue;
mapsItemControl.ItemsChangeManager.ItemTemplate = dataTemplate;
foreach (MapOverlay mapOverlay in mapsItemControl.MapLayer)
{
// New template, so there will be a new ui element created
MapChild.ClearMapOverlayBindings(mapOverlay);
MapOverlayItem mapOverlayPresenterHelper = (MapOverlayItem)mapOverlay.Content;
mapOverlayPresenterHelper.ContentTemplate = dataTemplate;
}
}
/// <summary>
/// Creates a MapOverlay with the specified content and content template.
/// It will have special setup so that later the dependency properties from MapOverlay
/// and the attached properties from the target UI can be in a binding.
/// </summary>
/// <param name="content">Content of the MapOverlay</param>
/// <param name="contentTemplate">Template to be used in the MapOverlay</param>
/// <returns>The MapOverlay that was created</returns>
internal static MapOverlay CreateMapOverlay(object content, DataTemplate contentTemplate)
{
MapOverlay mapOverlay;
MapOverlayItem presenterHelper;
mapOverlay = new MapOverlay();
presenterHelper = new MapOverlayItem(content, contentTemplate, mapOverlay);
// For insertion and removal purposes, we will have a diferentiation between
// map overlays that are created by this toolkit and when they are not.
// This will help to determine, when they are removed, to which
// we will need to to speacial cleaning
mapOverlay.SetValue(MapChild.ToolkitCreatedProperty, true);
mapOverlay.Content = presenterHelper;
// The dependency properties from MapOverlay, will be binded
// until the content finally has a UI.
// At that point, we will try to get the actual ui
// and bind the attached properties from the ui to the
// dependency properties of the map overlay.
return(mapOverlay);
}
/// <summary>
/// Creates a MapOverlay with the specified content and content template.
/// It will have special setup so that later the dependency properties from MapOverlay
/// and the attached properties from the target UI can be in a binding.
/// </summary>
/// <param name="content">Content of the MapOverlay</param>
/// <param name="contentTemplate">Template to be used in the MapOverlay</param>
/// <returns>The MapOverlay that was created</returns>
internal static MapOverlay CreateMapOverlay(object content, DataTemplate contentTemplate)
{
MapOverlay mapOverlay;
MapOverlayItem presenterHelper;
mapOverlay = new MapOverlay();
presenterHelper = new MapOverlayItem(content, contentTemplate, mapOverlay);
// For insertion and removal purposes, we will have a diferentiation between
// map overlays that are created by this toolkit and when they are not.
// This will help to determine, when they are removed, to which
// we will need to to speacial cleaning
mapOverlay.SetValue(MapChild.ToolkitCreatedProperty, true);
mapOverlay.Content = presenterHelper;
// The dependency properties from MapOverlay, will be binded
// until the content finally has a UI.
// At that point, we will try to get the actual ui
// and bind the attached properties from the ui to the
// dependency properties of the map overlay.
return mapOverlay;
}
