仿照ArcGIS的数据导入功能做了个简易的数据导入界面：
需要注意的问题：上篇博文中的要素类导入函数要变成静态函数，不然会报错。原因我想可能是因为非静态函数导入时，workspace与workspacefactory等类型变量未释放，希望了解的童鞋留言讨论哈。
下面给出全部源码：
public partial class ImportDataToSDE:DevComponents.DotNetBar.Office2007Form
{
#region 类成员变量
public IGlobeControl globeControl = null;
public IScene scene = null;
public IWorkspace sdeWorkspace = null;
public IFeatureWorkspace featureWorkspace = null; //矢量工作空间
public IRasterWorkspace rasterWorkspace = null;//栅格工作空间
public IFeatureDataset featureDataset = null; //矢量数据集
public IRasterDataset rasterDataset = null; //栅格数据集
public List<IFeatureLayer> featurelayerList;
public List<IRasterLayer> rasterlayerList;
public string layerType = "";//图层类型
public string outPutLayerName = "";//导出图层名称
public string selectedDataSet_list = "";//listbox选中的图层
#endregion
//构造
public ImportDataToSDE (IWorkspace ws,IGlobeControl globeControl)
{
this.sdeWorkspace = ws;
this.globeControl = globeControl;
this.scene = globeControl.GlobeDisplay.Scene;
this.featurelayerList = new List<IFeatureLayer>();
this.rasterlayerList = new List<IRasterLayer>();
InitializeComponent();
}
//load
private void ImportDataToSDE_Load (object sender,EventArgs e)
{
IAoInitialize initAO = new AoInitializeClass();
initAO.Initialize((esriLicenseProductCode.esriLicenseProductCodeEngineGeoDB));
}
//填充combox
private void comboBox_DataType_SelectedIndexChanged (object sender,EventArgs e)
{
try
{
layerType = comboBox_DataType.Text.ToString();
featurelayerList.Clear();
rasterlayerList.Clear();
loadAllLayers();
if(layerType == "矢量数据")
{
for(int i = 0;i < featurelayerList.Count;i++)
{
comboBox_DataSet.Items.Add(featurelayerList[i].Name);
}
}
else if(layerType == "栅格数据")
{
for(int i = 0;i < rasterlayerList.Count;i++)
{
comboBox_DataSet.Items.Add(rasterlayerList[i].Name);
}
}
}
catch(System.Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//加载所有图层
public void loadAllLayers ()
{
try
{
for(int i = 0;i < scene.LayerCount;i++)
{
ILayer layer = scene.get_Layer(i);
if(layer is IFeatureLayer)
{
featurelayerList.Add(layer as IFeatureLayer);
}
else
{
rasterlayerList.Add(layer as IRasterLayer);
}
}
}
catch(System.Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//选择导出图层
private void comboBox_DataSet_SelectedIndexChanged (object sender,EventArgs e)
{
outPutLayerName = comboBox_DataSet.Text.ToString();
}
// 根据名称获取图层
private ILayer GetLayerByName (string strLayerName)
{
ILayer pLayer = null;
for(int i = 0;i < scene.LayerCount;i++)
{
pLayer = scene.get_Layer(i);
if(strLayerName == pLayer.Name)
{
break;
}
}
return pLayer;
}
//添加导出数据集
private void button_AddDS_Click (object sender,EventArgs e)
{
try
{
if(comboBox_DataSet.Text != "")
{
listBox_SelectDataSet.Items.Add(comboBox_DataSet.Text);
}
else
{
MessageBox.Show("未选中导出数据集");
}
}
catch(System.Exception ex)
{
MessageBox.Show(ex.Message + " 添加失败！");
}
}
private void listBox_SelectDataSet_SelectedIndexChanged (object sender,EventArgs e)
{
if(listBox_SelectDataSet.SelectedIndex != -1)
{
selectedDataSet_list = listBox_SelectDataSet.Items[listBox_SelectDataSet.SelectedIndex].ToString();
}
}
//移除数据集
private void button_RemoveDS_Click (object sender,EventArgs e)
{
try
{
listBox_SelectDataSet.Items.Remove(listBox_SelectDataSet.SelectedIndex);
listBox_SelectDataSet.Refresh();
}
catch(System.Exception ex)
{
MessageBox.Show("移除数据集失败！");
}
}
//导入
private void button_import_Click (object sender,EventArgs e)
{
try
{
if(layerType == "矢量数据")
{
for(int i = 0;i < listBox_SelectDataSet.Items.Count;i++)
{
IFeatureLayer featurelayer = new FeatureLayerClass();
featurelayer = GetLayerByName(listBox_SelectDataSet.Items[i].ToString()) as IFeatureLayer;
IFeatureClass outputFeatureClass = featurelayer.FeatureClass;
DataExportHelper.FeatureClassToFeatureClass(outputFeatureClass,sdeWorkspace);
}
this.Close();
MessageBox.Show("导入完成！");
}
else if(layerType == "栅格数据")
{
}
}
catch(System.Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void button_cancle_Click (object sender,EventArgs e)
{
this.Close();
this.Dispose();
}
}
现在只是实现了矢量数据的批量导入，栅格数据的导入类似，就不再赘述了。希望和大家多多交流，谢谢关注！