// pridani noveho zdroje (otevre dialog pro vyber zdroje, pote ho otevre a vrati handle (index) )
/// <summary>
/// Creating new data source.
/// Creates and openes source and returns handle on it.
/// <b>notice: </b>when IceGridNode is not set as system service and some other FEplugin data source is already opened,
/// then new data source can not be created.
/// </summary>
/// <param name="PersistID">Perzist ID of new source (path to Ferda project (.xfp) file)</param>
/// <returns>Handle to newly created and opened data source.</returns>
public static Int32 NewSource(string PersistID)
{
DirManager.SetHomeLMRA_dir(); // due to relative paths of pesist IDs
// tries to create an instance of CFEsource class
CFEsource NS;
try
{
// controll if the file with FE project exists
if (!File.Exists(PersistID))
{
//#if (DEBUG)
// MessageBox.Show("aktualni adresar" + Directory.GetCurrentDirectory());
//#endif
throw new FE_error("FEP005", "Perzist ID: " + PersistID + "\n\nReason: project can't be loaded, file can't be found on given path");
}
// test, if IceGridNode is set as system service. If not and some other source is opened, new source can not be created.
if (FEplugin_globals.IceConfig_initialized)
{
if (FEplugin_globals.IceConfig.ProjectManagerOptions.IceGridAsService == false && OpenSrcCount >= 1)
{
throw new FE_error("FEP006");
}
}
NS = new CFEsource(PersistID);
int index = sources.Add(NS);
SrcCount++;
OpenSrcCount++;
return(index);
}
catch (FE_error e)
{
FE_err_msg.show_err_msg(e);
return(-1);
}
catch (System.Exception e)
{
FE_error err = new FE_error("FEP005", "Reason: " + e.Message);
FE_err_msg.show_err_msg(err);
return(-1);
}
finally
{
DirManager.SetHomePrevious_dir();
}
}
///////// METHODS ///////
/// <summary>
/// Construction of one FEplugin data source.
/// </summary>
/// <param name="path">Path to file with Ferda project</param>
public CFEsource(string path)
{
// initialization of SourcePath
SourcePath = path;
// initialization of PM
try
{
// changing current directory to Ferda FrontEnd directory
DirManager.SetHomeFerdaFrontEnd_dir();
// initialization of PM
PM = new ProjectManager(new string[0], FEplugin_globals.IceConfig.ProjectManagerOptions);
DirManager.SetHomePrevious_dir();
// loading the project
DirManager.SetHomeLMRA_dir();
if (LoadProject() == false)
{
throw new FE_error("FEP005", "Perzist ID: " + SourcePath + "\n\nReason: project can't be loaded");
}
}
catch (FE_error)
{
throw;
}
catch (System.Exception e)
{
DestroyPM();
FE_error err = new FE_error("FEP005", "Perzist ID: " + SourcePath + "\n\nReason: " + e.Message);
throw (err);
}
finally
{
// changing actual directory to previous
DirManager.SetHomePrevious_dir();
}
}
