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      1 /*
      2  * Copyright (C) 2012 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.example.android.support.appnavigation.app;
     18 
     19 import com.example.android.support.appnavigation.R;
     20 
     21 import android.app.ActionBar;
     22 import android.app.Activity;
     23 import android.content.Intent;
     24 import android.os.Bundle;
     25 import android.support.v4.app.NavUtils;
     26 import android.view.MenuItem;
     27 import android.view.View;
     28 import android.widget.TextView;
     29 
     30 public class PeerActivity extends Activity {
     31     private static final String EXTRA_PEER_COUNT =
     32             "com.example.android.appnavigation.EXTRA_PEER_COUNT";
     33 
     34     private int mPeerCount;
     35 
     36     @Override
     37     protected void onCreate(Bundle savedInstanceState) {
     38         super.onCreate(savedInstanceState);
     39         setContentView(R.layout.peer);
     40 
     41         ActionBarCompat.setDisplayHomeAsUpEnabled(this, true);
     42 
     43         mPeerCount = getIntent().getIntExtra(EXTRA_PEER_COUNT, 0) + 1;
     44         TextView tv = (TextView) findViewById(R.id.peer_counter);
     45         tv.setText(getResources().getText(R.string.peer_count).toString() + mPeerCount);
     46     }
     47 
     48     @Override
     49     public boolean onOptionsItemSelected(MenuItem item) {
     50         if (item.getItemId() == android.R.id.home) {
     51             NavUtils.navigateUpFromSameTask(this);
     52             return true;
     53         }
     54         return super.onOptionsItemSelected(item);
     55     }
     56 
     57     public void onLaunchPeer(View v) {
     58         Intent target = new Intent(this, PeerActivity.class);
     59         target.putExtra(EXTRA_PEER_COUNT, mPeerCount);
     60         startActivity(target);
     61     }
     62 }
     63