ArcGIS Pro二次开发-获得所有图层

     var mv = MapView.Active;



            var lyrs = mv.Map.Layers;
            var sb = new StringBuilder();

            foreach (var lyr in lyrs)

            {



                sb.AppendLine(lyr.Name);

            }





            MessageBox.Show(sb.ToString());

删除所有图层

var mv = MapView.Active;



            var lyrs = mv.Map.Layers;

            foreach (var lyr in lyrs)
            {
                if (lyr == null) break;
                try
                {
                    QueuedTask.Run(() =>
                    {
                        mv.Map.RemoveLayer(lyr);
                        //lyrs = mv.Map.Layers;
                    });
                }
                catch(Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
                
            }

 private void openAll() //打开所有图层
        {
            var mv = MapView.Active;



            var lyrs = mv.Map.Layers;

            foreach (var lyr in lyrs)
            {
                if (!lyr.IsVisible)
                {
                    QueuedTask.Run(() =>
                    {
                        lyr.SetVisibility(true);
                    });
                }

            }
        }
        private void CloseAll() //关闭所有图层
        {
            var mv = MapView.Active;



            var lyrs = mv.Map.Layers;

            foreach (var lyr in lyrs)
            {
                if (lyr.IsVisible)
                {
                    QueuedTask.Run(() =>
                    {
                        lyr.SetVisibility(false);
                    });
                }

            }
        }