添加

右键的控件 

将控件添加至axtoccontrol

双击进入点击事件

private void 缩放至图层ToolStripMenuItem_Click(object sender, EventArgs e){axMapControl1.ActiveView.FullExtent = m_Layer.AreaOfInterest;axMapControl1.ActiveView.Refresh();axTOCControl1.Update();}

添加axtoccotrol的鼠标事件

主要是获取当前点击的图层

private void axTOCControl1_OnMouseDown(object sender, ESRI.ArcGIS.Controls.ITOCControlEvents_OnMouseDownEvent e){esriTOCControlItem pItem = esriTOCControlItem.esriTOCControlItemNone;IBas