// Initializes for an existing map
internal bool SaveMap(string newfilepathname, SavePurpose purpose)
{
General.WriteLogLine("Saving map to " + newfilepathname);
// Suspend data resources
data.Suspend();
try
{
// Backup existing file, if any
if (File.Exists(newfilepathname))
{
if (File.Exists(newfilepathname + ".backup3"))
{
File.Delete(newfilepathname + ".backup3");
}
if (File.Exists(newfilepathname + ".backup2"))
{
File.Move(newfilepathname + ".backup2", newfilepathname + ".backup3");
}
if (File.Exists(newfilepathname + ".backup1"))
{
File.Move(newfilepathname + ".backup1", newfilepathname + ".backup2");
}
File.Copy(newfilepathname, newfilepathname + ".backup1");
}
// Kill the target file if it is different from source file
if (newfilepathname != filepathname)
{
// Kill target file
if (File.Exists(newfilepathname))
{
File.Delete(newfilepathname);
}
// Kill .dbs settings file
string settingsfile = newfilepathname.Substring(0, newfilepathname.Length - 4) + ".dbs";
if (File.Exists(settingsfile))
{
File.Delete(settingsfile);
}
}
//mxd. Save map
using (FileStream stream = File.OpenWrite(newfilepathname))
{
io.Write(map, stream);
}
}
catch (IOException)
{
General.ShowErrorMessage("IO Error while writing target file: " + newfilepathname + ". Please make sure the location is accessible and not in use by another program.", MessageBoxButtons.OK);
data.Resume();
General.WriteLogLine("Map saving failed");
return(false);
}
catch (UnauthorizedAccessException)
{
General.ShowErrorMessage("Error while accessing target file: " + newfilepathname + ". Please make sure the location is accessible and not in use by another program.", MessageBoxButtons.OK);
data.Resume();
General.WriteLogLine("Map saving failed");
return(false);
}
// Resume data resources
data.Resume();
// Not saved for testing purpose?
if (purpose != SavePurpose.Testing)
{
// Saved in a different file?
if (newfilepathname != filepathname)
{
// Keep new filename
filepathname = newfilepathname;
filename = Path.GetFileName(filepathname);
filepath = Path.GetDirectoryName(filepathname);
// Reload resources
ReloadResources();
}
try
{
// Open or create the map settings
string settingsfile = newfilepathname.Substring(0, newfilepathname.Length - 4) + ".dbs";
options.WriteConfiguration(settingsfile);
}
catch (Exception e)
{
// Warning only
General.ErrorLogger.Add(ErrorType.Warning, "Could not write the map settings configuration file. " + e.GetType().Name + ": " + e.Message);
}
// Changes saved
changed = false;
}
// Success!
General.WriteLogLine("Map saving done");
General.MainWindow.UpdateTitle(); //mxd
return(true);
}
