Форумы GIS-Lab.info

Код: Выделить всё

var doc = ArcMap.Document as IMxDocument;
var map = doc.FocusMap;
var toc = doc.ContentsView[0];

var layers = toc.SelectedItem as IEnumerator<ILayer>; // пробуем...
//var layers = doc.SelectedLayer as IEnumerator<ILayer>; // ...оба варианта

while (layers.MoveNext()) // и здесь нам говорят: "А не пошли бы вы, layers == null!" =\

Код: Выделить всё

var doc = arcMap.Document as IMxDocument;
var selection = (doc.CurrentContentsView as IContentsViewSelection).SelectedItems;
for (int i = 0; i < selection.Count; i++)
{
    var item = selection.Next();
    if (item is ILayer)
    {
        System.Windows.Forms.MessageBox.Show((item as ILayer).Name);
    }
}

Код: Выделить всё

public static class MapHelper
{
    public static List<ILayer> GetSelectedLayers(this IMxDocument doc)
    {
        var result = new List<ILayer>(); 
        var items = (doc.CurrentContentsView as IContentsViewSelection).SelectedItems;
        if (items != null)
        {
            var count = items.Count;
            if (count == 1 && doc.SelectedLayer != null)
                result.Add(doc.SelectedLayer);
            else if (count > 1)
            {
                for (int i = 0; i < count; i++)
                {
                    var item = items.Next();
                    if (item is ILayer)
                        result.Add(item as ILayer);
                }
            }
        }
        return result;
    }
}