Use a native yes/no dialog instead of rockbox's internal one on android

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28415 a1c6a512-1295-4272-9138-f99709370657

android/src/org/rockbox/RockboxYesno.java

@@ -0,0 +1,73 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Jonathan Gordon
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+package org.rockbox;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.util.Log;
+
+public class RockboxYesno
+{
+	private boolean result;
+	private boolean have_result;
+	
+    public RockboxYesno()
+    {
+    	have_result = false;
+    }    
+
+    public void yesno_display(String text) 
+    {
+        RockboxActivity a = (RockboxActivity) RockboxService.get_instance().get_activity();
+        Intent kbd = new Intent(a, YesnoActivity.class);
+        kbd.putExtra("value", text);
+        a.waitForActivity(kbd, new HostCallback()
+        {
+            public void onComplete(int resultCode, Intent data) 
+            {
+                if (resultCode == Activity.RESULT_OK)
+                {
+                    result = true;
+                    have_result = true;
+                }
+                else {
+                    result = false;
+                    have_result = true;
+                }
+            }
+        });
+    }
+
+    public boolean result_ready()
+    {
+        return have_result;
+    }
+    public boolean get_result()
+    {
+        return result;
+    }
+    
+    public boolean is_usable()
+    {
+        return RockboxService.get_instance().get_activity() != null;
+    }
+}