examples/mnit_simple/src/simple_android.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2012-2014 Alexis Laferrière <alexis.laf@xymus.net>
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 module simple_android is
  18         java_package("org.nitlanguage.simple")
  19         android_manifest("""<uses-permission android:name="android.permission.VIBRATE" />""")
  20 end
  21
  22 import simple
  23 import mnit_android
  24
  25 in "Java" `{
  26         import android.content.Context;
  27         import android.widget.Toast;
  28 `}
  29
  30 redef class App
  31         redef fun input( ie )
  32         do
  33                 if ie isa PointerEvent and ie.depressed then do_java_stuff
  34
  35                 return super
  36         end
  37
  38         fun do_java_stuff import native_activity in "Java" `{
  39                 // + Log (no context needed)
  40                 android.util.Log.d("mnit_simple", "Java within NIT!!!");
  41
  42                 // - Context needed from now on
  43                 // NativeActivity is a Java sub-class of Context
  44                 final android.app.NativeActivity context = App_native_activity(recv);
  45
  46                 // Vibration
  47                 android.os.Vibrator v = (android.os.Vibrator)
  48                         context.getSystemService(android.content.Context.VIBRATOR_SERVICE);
  49                 v.vibrate(500);
  50
  51                 // - UI thread needed from now on
  52                 context.runOnUiThread(new Runnable() {
  53                         @Override
  54                         public void run()  {
  55                                 // + Toast
  56                                 CharSequence text = "Java within Nit!";
  57                                 int duration = Toast.LENGTH_SHORT;
  58                                 Toast toast = Toast.makeText(context, text, duration);
  59                                 toast.show();
  60                         }
  61                 });
  62         `}
  63 end