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
  18
  19 import simple
  20 import mnit_android
  21
  22 in "Java" `{
  23         import android.content.Context;
  24         import android.widget.Toast;
  25 `}
  26
  27 redef class MyApp
  28         redef fun input( ie )
  29         do
  30                 if ie isa PointerEvent and ie.depressed then do_java_stuff
  31
  32                 return super
  33         end
  34
  35         fun do_java_stuff import native_activity in "Java" `{
  36                 // + Log (no context needed)
  37                 android.util.Log.d("mnit_simple", "Java within NIT!!!");
  38
  39                 // - Context needed from now on
  40                 // NativeActivity is a Java sub-class of Context
  41                 final android.app.NativeActivity context = MyApp_native_activity(recv);
  42
  43                 // - UI thread needed from now on
  44                 context.runOnUiThread(new Runnable() {
  45                         @Override
  46                         public void run()  {
  47                                 // + Toast
  48                                 CharSequence text = "Java within Nit!";
  49                                 int duration = Toast.LENGTH_SHORT;
  50                                 Toast toast = Toast.makeText(context, text, duration);
  51                                 toast.show();
  52                         }
  53                 });
  54         `}
  55 end