/// <summary>
/// Removes a layer group and all layers associated with this group
/// </summary>
/// <param name="map"></param>
/// <param name="groupName"></param>
/// <returns>The number of layers removed. Returns 0 if the group is empty or does not exist</returns>
public static int RemoveLayerGroupAndChildLayers(this IMapDefinition map, string groupName)
{
Check.NotNull(map, "map"); //NOXLATE
Check.NotEmpty(groupName, "groupName"); //NOXLATE
var affectedParentGroups = new Dictionary <string, List <IMapLayerGroup> >();
IMapLayerGroup group = null;
foreach (var grp in map.MapLayerGroup)
{
if (grp.Name == groupName)
{
group = grp;
}
string parentGroupName = grp.Group;
if (!string.IsNullOrEmpty(parentGroupName))
{
if (!affectedParentGroups.ContainsKey(parentGroupName))
{
affectedParentGroups[parentGroupName] = new List <IMapLayerGroup>();
}
affectedParentGroups[parentGroupName].Add(grp);
}
}
if (group != null)
{
List <IMapLayer> layers = new List <IMapLayer>(map.GetLayersForGroup(groupName));
int removed = 0;
//Remove layers first
foreach (var l in layers)
{
map.RemoveLayer(l);
removed++;
}
//Then the group
map.RemoveGroup(group);
//Then see if any child groups are under this group and remove them too
if (affectedParentGroups.ContainsKey(group.Name))
{
for (int i = 0; i < affectedParentGroups[group.Name].Count; i++)
{
var removeMe = affectedParentGroups[group.Name][i];
removed += map.RemoveLayerGroupAndChildLayers(removeMe.Name);
}
}
return(removed);
}
return(0);
}
private static void SetTempLayer(IMapDefinition mdf, string resourceId)
{
var layers = new List <IMapLayer>(mdf.MapLayer);
for (int i = 0; i < layers.Count; i++)
{
mdf.RemoveLayer(layers[i]);
}
var layer = mdf.AddLayer(null, "x", resourceId); //NOXLATE
layer.Visible = true;
layer.Selectable = true;
layer.Name = "x"; //NOXLATE
layer.LegendLabel = string.Empty;
}
private static void SetTempLayer(IMapDefinition mdf, string resourceId)
{
var layers = new List<IMapLayer>(mdf.MapLayer);
for (int i = 0; i < layers.Count; i++)
{
mdf.RemoveLayer(layers[i]);
}
var layer = mdf.AddLayer(null, "x", resourceId); //NOXLATE
layer.Visible = true;
layer.Selectable = true;
layer.Name = "x"; //NOXLATE
layer.LegendLabel = string.Empty;
}
