این وبسایت یک نسخه آزمایشی از سایت developer android می‌باشد که در حال ترجمه می‌باشد.
برای پیوستن به تیم ترجمه و خواندن مستندات اینجا کلیک کنید.
ElizaChat / Application / src / com.example.android.wearable.elizachat /

MainActivity.java

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/*
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 * Copyright (C) 2014 The Android Open Source Project
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *      http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package com.example.android.wearable.elizachat;
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import android.app.Activity;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.os.Bundle;
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import android.support.v4.content.LocalBroadcastManager;
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import android.text.TextUtils;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.widget.TextView;
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public class MainActivity extends Activity {
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    @SuppressWarnings("unused")
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    private static final String TAG = "MainActivity";
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    public static final String EXTRA_MESSAGE = "message";
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    public static final String ACTION_NOTIFY = "com.example.android.wearable.elizachat.NOTIFY";
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    public static final String ACTION_GET_CONVERSATION
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            = "com.example.android.wearable.elizachat.CONVERSATION";
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    private BroadcastReceiver mReceiver;
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    private TextView mHistoryView;
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    @Override
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    protected void onCreate(Bundle saved) {
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        super.onCreate(saved);
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        setContentView(R.layout.main);
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        mReceiver = new BroadcastReceiver() {
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            @Override
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            public void onReceive(Context context, Intent intent) {
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                processMessage(intent);
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            }
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        };
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        mHistoryView = (TextView) findViewById(R.id.history);
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        startResponderService();
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    }
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    private void startResponderService() {
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        Intent serviceIntent = new Intent(ResponderService.ACTION_INCOMING);
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        startService(serviceIntent);
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    }
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    @Override
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    protected void onResume() {
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        super.onResume();
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        LocalBroadcastManager.getInstance(this).registerReceiver(mReceiver,
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                new IntentFilter(ACTION_NOTIFY));
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        mHistoryView.setText("");
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        Intent serviceIntent = new Intent(ACTION_GET_CONVERSATION);
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        startService(serviceIntent);
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    }
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    @Override
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    protected void onPause() {
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        LocalBroadcastManager.getInstance(this).unregisterReceiver(mReceiver);
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        super.onPause();
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    }
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    private void processMessage(Intent intent) {
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        String text = intent.getStringExtra(EXTRA_MESSAGE);
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        if (!TextUtils.isEmpty(text)) {
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            mHistoryView.append("\n" + text);
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        }
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    }
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    @Override
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    public boolean onCreateOptionsMenu(Menu menu) {
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        super.onCreateOptionsMenu(menu);
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        getMenuInflater().inflate(R.menu.main, menu);
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        return true;
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    }
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    @Override
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    public boolean onOptionsItemSelected(MenuItem item) {
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        switch (item.getItemId()) {
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            case R.id.action_stop_service:
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