improve auto save/restore logic

diy-layout-creator --username bancika@gmail.com/diylc-swing/src/org/diylc/swing/plugins/autosave/AutoSavePlugin.java

@@ -12,6 +12,8 @@ import org.diylc.common.EventType;
 import org.diylc.common.IPlugIn;
 import org.diylc.common.IPlugInPort;
 import org.diylc.core.IView;
+import org.diylc.presenter.Presenter;
+import org.diylc.swing.gui.DummyView;
 
 public class AutoSavePlugin implements IPlugIn {
 
@@ -39,7 +41,16 @@ public class AutoSavePlugin implements IPlugIn {
 			public void run() {
 				boolean wasAbnormal = ConfigurationManager.getInstance()
 						.readBoolean(IPlugInPort.ABNORMAL_EXIT_KEY, false);
-				if (wasAbnormal && new File(AUTO_SAVE_FILE_NAME).exists()) {
+				File autoSaved = new File(AUTO_SAVE_FILE_NAME);
+				if (autoSaved.exists())
+					if (wasAbnormal) {
+						IPlugInPort testPresenter = new Presenter(
+								new DummyView());
+						testPresenter.loadProjectFromFile(AUTO_SAVE_FILE_NAME);
+						// Only prompt if there is something saved in the
+						// auto-saved file.
+						if (!testPresenter.getCurrentProject().getComponents()
+								.isEmpty()) {
 							int decision = view
 									.showConfirmDialog(
 											"It appears that aplication was not closed normally in the previous session. Do you want to open the last auto-saved file?",
@@ -50,6 +61,8 @@ public class AutoSavePlugin implements IPlugIn {
 										.loadProjectFromFile(AUTO_SAVE_FILE_NAME);
 							}
 						}
+					} else
+						autoSaved.delete();
 				// Set abnormal flag to true, GUI side of the app must flip to
 				// false when app closes regularly.
 				ConfigurationManager.getInstance().writeValue(