private void MainWnd_Load(object sender, EventArgs e)
{
// Get workspace and open mdb file
IWorkspaceFactory2 wkspcFactory = (IWorkspaceFactory2) new FileGDBWorkspaceFactoryClass();
string filePath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
filePath = System.IO.Path.Combine(filePath, @"ArcGIS\data\SanFrancisco\SanFrancisco.gdb");
IFeatureWorkspace wkspc = wkspcFactory.OpenFromFile(filePath, Handle.ToInt32()) as IFeatureWorkspace;
//open the Geodatabase table
ITable foundITable = wkspc.OpenFeatureClass("Parks") as ITable;
if (null != foundITable)
{
// Bind dataset to the binding source
tableWrapper = new ArcDataBinding.TableWrapper(foundITable);
bindingSource1.DataSource = tableWrapper;
// Bind binding source to grid. Alternatively it is possible to bind TableWrapper
// directly to the grid to this offers less flexibility
dataGridView1.DataSource = bindingSource1;
// Bind binding source to text box, we are binding the NAME
// field.
txtBoxBinding = new Binding("Text", bindingSource1, "NAME");
textBox1.DataBindings.Add(txtBoxBinding);
}
}
public static IRaster AbrirRasterDesdeGDB(string sDir, string sNombre)
{
try
{
IWorkspaceFactory2 pWorkspaceFactory2 = (IWorkspaceFactory2) new AccessWorkspaceFactoryClass();
IRasterWorkspaceEx pRasterWorkspaceEx = (IRasterWorkspaceEx)pWorkspaceFactory2.OpenFromFile(sDir, 0);
//IWorkspace pWorkspace = (IWorkspace)pRasterWorkspaceEx;
//IEnumDataset pEnumDS = pWorkspace.get_Datasets(esriDatasetType.esriDTRasterDataset);
//IDataset pDS = pEnumDS.Next();
//while (pDS != null)
//{
// if (pDS.Name.ToUpper().Equals(sNombre.ToUpper()))
// {
// IRasterDataset pRDS = (IRasterDataset)pDS;
// }
// pDS = pEnumDS.Next();
//}
IRasterDataset pRDS2 = pRasterWorkspaceEx.OpenRasterDataset(sNombre);
return(pRDS2.CreateDefaultRaster());
//IWorkspaceFactory wsFactory = new RasterWorkspaceFactoryClass();
//IRasterWorkspace ws = (IRasterWorkspace)wsFactory.OpenFromFile(sDir, 0);
//IRasterDataset rasterDataset = ws.OpenRasterDataset(sNombre);
//return rasterDataset.CreateDefaultRaster();
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
/// <summary>
/// open geodatabase from path filename
/// </summary>
/// <param name="path">path file name of file geodatabase</param>
/// <returns>object Workspace</returns>
public static IWorkspace OpenFGDB(string path)
{
Type factoryType = Type.GetTypeFromProgID("esriDataSourcesGDB.FileGDBWorkspaceFactory");
IWorkspaceFactory2 workspaceFactory = (IWorkspaceFactory2)Activator.CreateInstance(factoryType);
return(workspaceFactory.OpenFromFile(path, 0));
}
/// <summary>
/// 打开个人数据库工作空间
/// </summary>
/// <param name="ppOutWS">打开的工作空间</param>
/// <param name="strFullPath">mdb全路径</param>
/// <returns>打开成功与否</returns>
public static bool OpenPGDBEx(ref IWorkspace ppOutWS, string strFullPath)
{
try
{
if (!System.IO.File.Exists(strFullPath))
{
return(false);
}
IWorkspaceFactory2 pFactory = GetWorkspaceFactory(enumDataType.PGDB);
ppOutWS = pFactory.OpenFromFile(strFullPath, 0);
if (pFactory != null)
{
Marshal.ReleaseComObject(pFactory);
pFactory = null;
}
}
catch (Exception exp)
{
Hy.Common.Utility.Log.OperationalLogManager.AppendMessage(exp.ToString());
return(false);
}
return(true);
}
static IWorkspace OpenRasterPGDBWorkspace(string connStr)
{
Type t = Type.GetTypeFromProgID("esriDataSourcesGDB.AccessWorkspaceFactory");
System.Object obj = Activator.CreateInstance(t);
IWorkspaceFactory2 workspaceFactory = obj as IWorkspaceFactory2;
return(workspaceFactory.OpenFromFile(connStr, 0));
}
public static ILocatorWorkspace GetFileGDBLocatorWorkspace(string path)
{
// Open a workspace from a file geodatabase
System.Object obj = Activator.CreateInstance(Type.GetTypeFromProgID("esriDataSourcesGDB.FileGDBWorkspaceFactory"));
IWorkspaceFactory2 workspaceFactory = obj as IWorkspaceFactory2;
IWorkspace workspace = workspaceFactory.OpenFromFile(path, 0); // example of path string is... @"C:\UnitedStates.gdb"
// Get a locator from the locator Workspace
obj = Activator.CreateInstance(Type.GetTypeFromProgID("esriLocation.LocatorManager"));
ILocatorManager2 locatorManager = obj as ILocatorManager2;
ILocatorWorkspace locatorWorkspace = locatorManager.GetLocatorWorkspace(workspace);
return(locatorWorkspace);
}
public static ITable AbrirTablaDesdeGDB(string sDir, string sNombre)
{
try
{
IWorkspaceFactory2 pWorkspaceFactory2 = (IWorkspaceFactory2) new AccessWorkspaceFactoryClass();
IFeatureWorkspace pFWorkspace = (IFeatureWorkspace)pWorkspaceFactory2.OpenFromFile(sDir, 0);
return(pFWorkspace.OpenTable(sNombre));
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
public static IWorkspace OpenWorkspace(enumDataType wsType, string strPath)
{
IWorkspaceFactory2 wsFactory = GetWorkspaceFactory(wsType);
if (wsFactory == null)
{
throw new Exception("调用错误：打开Workspace时传入了未被支持的数据类型");
}
try
{
return(wsFactory.OpenFromFile(strPath, 0));
}
catch (Exception exp)
{
throw new Exception("打开Workspace时发生错误，可能的原因是数据路径与数据类型不一致，信息：" + exp.ToString());
}
}