X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2FDataSubscriber.java;fp=src%2Ftim%2Fprune%2FDataSubscriber.java;h=128e35fd9d173bee01547b9c3b3e65f03390c3be;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/DataSubscriber.java b/src/tim/prune/DataSubscriber.java
new file mode 100644
index 0000000..128e35f
--- /dev/null
+++ b/src/tim/prune/DataSubscriber.java
@@ -0,0 +1,30 @@
+package tim.prune;
+
+/**
+ * Interface implemented by clients who want to know
+ * about changes made to the data or its selection
+ */
+public interface DataSubscriber
+{
+	public static final byte DATA_ADDED_OR_REMOVED = 1;
+	public static final byte DATA_EDITED           = 2;
+	public static final byte SELECTION_CHANGED     = 4;
+	public static final byte WAYPOINTS_MODIFIED    = 8;
+	public static final byte PHOTOS_MODIFIED       = 16;
+	public static final byte UNITS_CHANGED         = 32;
+	public static final byte ALL                   = 63;
+	public static final byte MAPSERVER_CHANGED     = 64;
+
+
+	/**
+	 * Inform clients that data has been updated
+	 * @param inUpdateType type of update
+	 */
+	public void dataUpdated(byte inUpdateType);
+
+	/**
+	 * Inform clients that an action has been completed
+	 * @param inMessage message describing action
+	 */
+	public void actionCompleted(String inMessage);
+}