介绍ArcGIS中各种数据的打开方法——mdb（个人数据库）

private void OpenWorkspaceFromFileAccess(string clsName, string DBPath)

#region 打开个人数据库中的要素
        private void 打开个人数据库中的要素toolStripLabel2_Click(object sender, EventArgs e)
        {

            //方法：
            AddMDBFile();
        }
        /// <summary>
        /// 方法：使用工作空间打开一个Access库中的一个要素类
        /// </summary>
        private void AddMDBFile()
        {
            OpenFileDialog ofd = new OpenFileDialog();
            ofd.Title = "打开个人数据库";
            ofd.Filter = "Personal GDB(*.mdb)|*.mdb";
            ofd.InitialDirectory = m_Path;
            if (ofd.ShowDialog() != DialogResult.OK)
                return;
            string DBPath = ofd.FileName;
            OpenWorkspaceFromFileAccess("广西师范学院平面图", DBPath);
        }
        /// <summary>
        /// 方法补充：使用工作空间打开一个Access库中的一个要素类
        /// </summary>
        /// <param name="clsName">文件名</param>
        /// <param name="DBPath">文件路径</param>
        private void OpenWorkspaceFromFileAccess(string clsName, string DBPath)
        {
            //排除没有打开指定数据的情况
            if(DBPath!=m_Path+"\\Access.mdb")
            {
                MessageBox.Show("请打开指定数据库！");
                return;
            }
            //新建一个Access的工作空间工厂
            IWorkspaceFactory pWorkspaceFactory = new AccessWorkspaceFactoryClass();
            IWorkspace pWorkspace = pWorkspaceFactory.OpenFromFile(DBPath, 0);
            IFeatureWorkspace pAccessWorkspace=pWorkspace as IFeatureWorkspace;
            IFeatureClass pFeatureClass = pAccessWorkspace.OpenFeatureClass(clsName);
            IFeatureLayer pFLayer = new FeatureLayerClass();
            pFLayer.FeatureClass = pFeatureClass;
            pFLayer.Name = clsName;
            this.axMapControl1.AddLayer(pFLayer);
            this.axMapControl1.Refresh();
        }
        #endregion