X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=src%2Fnet%2Fsf%2Fopenrocket%2Fmaterial%2FMaterialStorage.java;fp=src%2Fnet%2Fsf%2Fopenrocket%2Fmaterial%2FMaterialStorage.java;h=5abdd91d2caea2f9f4f4ab36bd308ade8dfb1649;hb=84086eec3f20c7af0c4817548de4e8296c7674f8;hp=0000000000000000000000000000000000000000;hpb=0d0afe488300aca47d09ac7651f8185190afb21f;p=debian%2Fopenrocket

diff --git a/src/net/sf/openrocket/material/MaterialStorage.java b/src/net/sf/openrocket/material/MaterialStorage.java
new file mode 100644
index 00000000..5abdd91d
--- /dev/null
+++ b/src/net/sf/openrocket/material/MaterialStorage.java
@@ -0,0 +1,27 @@
+package net.sf.openrocket.material;
+
+import net.sf.openrocket.database.Database;
+import net.sf.openrocket.database.DatabaseListener;
+import net.sf.openrocket.util.Prefs;
+
+/**
+ * Class for storing changes to user-added materials.  The materials are stored to
+ * the OpenRocket preferences.
+ * 
+ * @author Sampo Niskanen <sampo.niskanen@iki.fi>
+ */
+public class MaterialStorage implements DatabaseListener<Material> {
+
+	@Override
+	public void elementAdded(Material material, Database<Material> source) {
+		if (material.isUserDefined()) {
+			Prefs.addUserMaterial(material);
+		}
+	}
+
+	@Override
+	public void elementRemoved(Material material, Database<Material> source) {
+		Prefs.removeUserMaterial(material);
+	}
+
+}