工作空间工厂 打开文件例子

//IWorkspaceFactory OpenFromFile Example

    //e.g., nameOfFile = "E:\data\english\access\canada\canada.mdb"
    public IWorkspace IWorkspaceFactory_OpenFromFile_Example_Access(string nameOfFile)
    {
        IWorkspaceFactory workspaceFactory= new ESRI.ArcGIS.DataSourcesGDB.AccessWorkspaceFactoryClass();
        return workspaceFactory.OpenFromFile(nameOfFile, 0);
    }

    //e.g., nameOfFile = "E:\data\english\FileGDB\canada\canada.gdb"
    public IWorkspace IWorkspaceFactory_OpenFromFile_Example_FileGDB(string nameOfFile)
    {
        IWorkspaceFactory workspaceFactory = new ESRI.ArcGIS.DataSourcesGDB.FileGDBWorkspaceFactoryClass();
        return workspaceFactory.OpenFromFile(nameOfFile, 0);
    }

    //e.g., nameOfFile = "D:\data\redarrow.sde"
    public IWorkspace IWorkspaceFactory_OpenFromFile_Example_ArcSDE(string nameOfFile)
    {
        IWorkspaceFactory workspaceFactory = new ESRI.ArcGIS.DataSourcesGDB.SdeWorkspaceFactoryClass();
        return workspaceFactory.OpenFromFile(nameOfFile, 0);
    }

    //The connection string for a shapefile should be the full path
    //to the Shapefile's folder (e.g., "C:\temp")
    // Note: location cannot be relative path ".\temp" it must be an explicit pathname
    public IWorkspace IWorkspaceFactory_OpenFromFile_Example_Shapefile(string nameOfFile)
    {
        IWorkspaceFactory workspaceFactory = new ESRI.ArcGIS.DataSourcesFile.ShapefileWorkspaceFactoryClass();
        return workspaceFactory.OpenFromFile(nameOfFile, 0);
    }