Canceled dialog bug fixed. Don't allow to cancel the dialog.

src/org/dyndns/vahagn/sokoban/App.java

@@ -10,7 +10,7 @@ public class App extends Application
 {	
 	public static final String TAG = "Sokoban";
 	public static final String PREFS = "org.dyndns.vahagn.sokoban.prefs";
-	static final int MIN_LEVEL = 1;
+	public static final int MIN_LEVEL = 1;
 	
 	private static App mApp = null;
 	protected PuzzleContainer pc;
@@ -33,7 +33,7 @@ public class App extends Application
 		prefsEdit = prefs.edit();
 	    max_level = pc.getCount();
 		current_level = prefs.getInt("current_level", MIN_LEVEL);
-		achieved_level = prefs.getInt("achieved_level", MIN_LEVEL);
+		achieved_level = prefs.getInt("achieved_level", MIN_LEVEL+10);
 	}
 	//
 	//	This is a singleton object.
@@ -53,6 +53,20 @@ public class App extends Application
 	{
 		return getPuzzle( getCurrentLevel() );
 	}
+	public Puzzle getPrevPuzzle()
+	{
+		if ( current_level != MIN_LEVEL )
+			return getPuzzle( getCurrentLevel()-1 );
+		else
+			return null;
+	}
+	public Puzzle getNextPuzzle()
+	{
+		if ( current_level != achieved_level )
+			return getPuzzle( getCurrentLevel()+1 );
+		else
+			return null;
+	}
 	//
 	//	Provide amount of puzzles.
 	//
@@ -75,11 +89,15 @@ public class App extends Application
 		return current_level;
 	}
 	//
-	//	Set the current puzzle level. It deons't alter 
+	//	Set the current puzzle level.
 	//
 	public void setCurrentLevel( int l )
 	{
-		if ( current_level != l )
+		if ( l > achieved_level )
+			l = MIN_LEVEL;
+		if ( l < MIN_LEVEL )
+			l = achieved_level;
+		if ( l != current_level )
 		{
 			current_level = l;
 			prefsEdit.putInt("current_level", current_level);
@@ -89,22 +107,19 @@ public class App extends Application
 		}
 	}
 	//
-	//	Advances current level. It also reviews achived level if the
+	//	Set achieved level.
-	//	new level is bigger than achieved level.
 	//
-	public void advanceCurrentLevel()
+	public void advanceAchivedLevel( int l )
 	{
-		int new_level = current_level+1;
+		if ( l > max_level )
-		if ( new_level == max_level )
+			l = max_level;
-			new_level = MIN_LEVEL;
+		if ( l > achieved_level )
-		if ( new_level > achieved_level )
 		{
-			achieved_level = new_level;
+			achieved_level = l;
 			prefsEdit.putInt("achieved_level", achieved_level);
-			//	Don't call apply() here since the call below 
+			prefsEdit.apply();
-			//	to setCurrentLevel() will do that.
+			if ( !prefs.edit().commit() )
+				Log.d(TAG, "prefs.edit().commit() failed.");
 		}
-		setCurrentLevel(new_level);
 	}
-
 }

src/org/dyndns/vahagn/sokoban/play/PlayActivity.java

@@ -2,9 +2,12 @@ package org.dyndns.vahagn.sokoban.play;
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.app.Dialog;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.os.Bundle;
+import android.support.v4.app.DialogFragment;
+import android.support.v4.app.FragmentActivity;
 import android.util.Log;
 import android.view.ContextMenu;
 import android.view.ContextMenu.ContextMenuInfo;
@@ -29,7 +32,7 @@ import org.dyndns.vahagn.sokoban.R;
 import org.dyndns.vahagn.sokoban.Puzzle;
 import org.dyndns.vahagn.sokoban.menu.MainActivity;
 
-public class PlayActivity extends Activity
+public class PlayActivity extends FragmentActivity
 							implements PuzzleControl.PuzzleControlLister
 {
 	protected final static int RESET_ITEM = 1;
@@ -55,7 +58,6 @@ public class PlayActivity extends Activity
 		puzzle_view = new PuzzleControl( this );
 		setContentView( puzzle_view );
 		puzzle_view.setPuzzleControlLister( this );
-		registerForContextMenu(puzzle_view);
 		//
 		//	Create action bar.
 		//
@@ -67,34 +69,6 @@ public class PlayActivity extends Activity
 		//	Load the puzzle.
 		//
 		loadCurrentPuzzle();
-
-		if (savedInstanceState == null)
-		{
-            // We were just launched -- set up a new game
-//            mSnakeView.setMode(SnakeView.READY);
-        }
-		else
-		{
-            // We are being restored
-//            Bundle map = savedInstanceState.getBundle(ICICLE_KEY);
-//            if (map != null) {
-//                mSnakeView.restoreState(map);
-//            } else {
-//                mSnakeView.setMode(SnakeView.PAUSE);
-//            }
-        }
-//        
-//        
-//    	
-//        super.onCreate(savedInstanceState);
-//        setContentView(R.layout.menu);
-//        
-//        try {
-//			theApp().getPuzzleContainer().getPuzzle( 0 );
-//		} catch (Exception e) {
-//			// TODO Auto-generated catch block
-//			e.printStackTrace();
-//		}
     }
 
 	public void onSolved()
@@ -102,14 +76,20 @@ public class PlayActivity extends Activity
 		//
 		//	Advance current level and achieved level.
 		//
-		theApp().advanceCurrentLevel();
+		final int nextl = theApp().getCurrentLevel()+1;
+		theApp().advanceAchivedLevel(nextl);
+		theApp().setCurrentLevel(nextl);
 		//
 		//	Bring a dialog for user to choose to continue or stop.
 		//
-		AlertDialog.Builder builder = new AlertDialog.Builder(this);
+		DialogFragment df = new DialogFragment()
-		builder.setTitle("");
+		{
-		builder.setMessage( "Congratulations! You Won!" );
+			public Dialog onCreateDialog(Bundle savedInstanceState)
-		builder.setNegativeButton("Menu",
+			{
+				AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+				builder.setTitle("Congratulations! You Won!");
+				builder.setMessage( "Would you like to try the next puzzle?" );
+				builder.setNegativeButton("Enough",
 						new DialogInterface.OnClickListener()
 						{
 							public void onClick(DialogInterface d, int w)
@@ -117,7 +97,7 @@ public class PlayActivity extends Activity
 								finish();						
 							}
 						});
-		builder.setPositiveButton("Next",
+				builder.setPositiveButton("Please",
 						new DialogInterface.OnClickListener()
 						{
 							public void onClick(DialogInterface d, int w)
@@ -126,8 +106,16 @@ public class PlayActivity extends Activity
 								puzzle_view.invalidate();
 							}
 						});
-		AlertDialog dlg = builder.create();
+				// Create the AlertDialog object and return it
-		dlg.show();
+				Dialog dlg = builder.create();
+				dlg.setCancelable(false);
+				dlg.setCanceledOnTouchOutside(false);
+				return dlg;
+			}
+		};
+		df.setCancelable(false);
+		df.show(getSupportFragmentManager(), null);
+		//dlg.show();
 	}
 	
 	public void onLongPress()
@@ -163,7 +151,9 @@ public class PlayActivity extends Activity
 		puzzle_view.invalidate();
 		return true;
 	}
-
+	//
+	//	Go to previouse puzzle.
+	//
 	public boolean onPrev( View v )
 	{
 		//
@@ -178,7 +168,9 @@ public class PlayActivity extends Activity
 		}
 		return true;
 	}
-
+	//
+	//	Go to next puzzle.
+	//
 	public boolean onNext( View v )
 	{
 		//
@@ -190,10 +182,13 @@ public class PlayActivity extends Activity
 			theApp().setCurrentLevel( theApp().getCurrentLevel()+1 );
 			loadCurrentPuzzle();
 			puzzle_view.invalidate();
+
 		}
 		return true;
 	}
-
+	//
+	//	Undo last action.
+	//
 	public boolean onUndo( View v )
 	{
 		if ( puzzle.isUndoable() )
@@ -210,11 +205,13 @@ public class PlayActivity extends Activity
 	{
 		puzzle = theApp().getCurrentPuzzle();
 		puzzle_view.setPuzzle(puzzle);
-
+		updateTitle();
+	}
+	public void updateTitle()
+	{
 		String title = "Level " + new Integer(theApp().getCurrentLevel()).toString();
 		setTitle(title);
 	}
-
 	public void setTitle(CharSequence title)
 	{
 		super.setTitle(title);