org.openstreetmap.josm.gui.layer

Interface SaveToFile

All Known Implementing Classes:

AbstractModifiableLayer, AbstractOsmDataLayer, AdvancedPreference.UnclearableOsmDataLayer, GeoImageLayer, GpxLayer, NoteLayer, OsmDataLayer

public interface SaveToFile

Interface for layers that can save data to a file.

Since:

9751

Method Summary

Modifier and Type	Method and Description
boolean	isSavable() Replies the savable state of the layer (i.e.
void	onPostSaveToFile() Initializes the layer after a successful save of data to a file.
boolean	requiresSaveToFile() Determines if the data managed by this layer needs to be saved to a file.

Method Detail

isSavable

boolean isSavable()

Replies the savable state of the layer (i.e. if it can be saved through a "File->Save" dialog). A layer that implements the SaveToFile interface must return true.

Returns:

true if the layer can be saved to a file; false, otherwise

requiresSaveToFile

boolean requiresSaveToFile()

Determines if the data managed by this layer needs to be saved to a file. Only replies true if a file is assigned to this layer and if the data managed by this layer has been modified since the last save operation to the file.

Returns:

true if the data managed by this layer needs to be saved to a file; false, otherwise

onPostSaveToFile

void onPostSaveToFile()

Initializes the layer after a successful save of data to a file.