GIS_cs/WWPipeLine/WWPipeLine.Map.Basic/LayersTreeEx.cs

using SuperMap.Mapping;
using SuperMap.UI;
using System.Windows.Forms;

namespace WWPipeLine.MapBasic
{
	public class LayersTreeEx : ToolWindowExtend
	{
		private MapControl m_MapControl;
		private LayersTree m_LayersTree;
		public LayersTreeEx(MapControl m)
		{
			this.TabText = "图层列表";
			this.Text = "LayersTreeEx图层列表";
			this.Tag = "MainControls";
			m_MapControl = m;
			m_LayersTree = new LayersTree { Name = "LayersTreeEx", Dock = DockStyle.Fill };
			m_LayersTree.LabelEdit = false;
			m_LayersTree.Font = new System.Drawing.Font("微软雅黑", 9);
			m_LayersTree.ItemHeight = 23;
			m_LayersTree.ShowRootLines = true;
			m_LayersTree.MultiSelect = false;//获取或设置是否支持同时选中多个树节点。 默认为值 true。 
			m_LayersTree.DragNodeEnabled = false;//是否启用拖拽节点功能，false表示不启用，此时，所有选中树节点的拖动鼠标操作都无效。 
			m_LayersTree.ShowVisibleScaleSign = true;//获取或设置是否在图层图标位置显示最大或最小比例尺的标识。
			m_LayersTree.Icons = TreeIconTypes.Visible | TreeIconTypes.Selectable | TreeIconTypes.TypeIcon;
			m_LayersTree.Map = m_MapControl.Map;

			m_LayersTree.Interactions[InteractionType.KeyF2] = new KeyEventHandler(KeyEventHandlerNull);
			m_LayersTree.Interactions[InteractionType.NodeDrop] = new KeyEventHandler(KeyEventHandlerNull);
			m_LayersTree.Interactions[InteractionType.KeyDelete] = new KeyEventHandler(KeyEventHandlerNull);
			m_LayersTree.Interactions[InteractionType.FileDrop] = new KeyEventHandler(KeyEventHandlerNull);
			this.Controls.Add(m_LayersTree);
		}

		private void LayersTreeEx_Load(object sender, System.EventArgs e)
		{
			LayerGroup lg = m_MapControl.Map.Layers.FindLayer("LayerGroup#1") as LayerGroup;
			foreach (Layer r in lg) { r.IsVisible = false; r.IsEditable = false; r.IsSelectable = false; }

			foreach (Layer r in ComsStatic.MapLayers)
			{
				r.IsEditable = false;
			}
			m_LayersTree.ExpandAll();

		}
		private void KeyEventHandlerNull(object sender = null, KeyEventArgs e = null) { e.Handled = true; }
		private void InitializeComponent()
		{
			this.SuspendLayout();
			// 
			// LayersTreeEx
			// 
			this.AutoScaleDimensions = new System.Drawing.SizeF(96F, 96F);
			this.ClientSize = new System.Drawing.Size(800, 450);
			this.Name = "LayersTreeEx";
			this.Text = "LayerTreeExText";
			this.Load += new System.EventHandler(this.LayersTreeEx_Load);
			this.ResumeLayout(false);

		}
	}
}