Android Open Source - AndroidWearable-Samples Main Activity

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License

The source code is released under:
Apache License
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Java Source Code

package com.example.android.google.wearable.app;
/*from w  w w.jav  a  2  s  . c  om*/
import android.app.Activity;
import android.app.Notification;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.NotificationCompat;
import android.support.v4.app.NotificationManagerCompat;
import android.support.v4.view.GestureDetectorCompat;
import android.support.wearable.view.DelayedConfirmationView;
import android.support.wearable.view.DismissOverlayView;
import android.util.Log;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.View;
import android.widget.ScrollView;


public class MainActivity extends Activity
        implements DelayedConfirmationView.DelayedConfirmationListener {
    private static final String TAG = "MainActivity";

    private static final int NOTIFICATION_ID = 1;
    private static final int NOTIFICATION_REQUEST_CODE = 1;
    private static final int NUM_SECONDS = 5;

    private GestureDetectorCompat mGestureDetector;
    private DismissOverlayView mDismissOverlayView;

    @Override
    public void onCreate(Bundle b) {
        super.onCreate(b);
        setContentView(R.layout.main_activity);

        mDismissOverlayView = (DismissOverlayView) findViewById(R.id.dismiss_overlay);
        mDismissOverlayView.setIntroText(R.string.intro_text);
        mDismissOverlayView.showIntroIfNecessary();
        mGestureDetector = new GestureDetectorCompat(this, new LongPressListener());
    }

    @Override
    public boolean dispatchTouchEvent(MotionEvent event) {
        return mGestureDetector.onTouchEvent(event) || super.dispatchTouchEvent(event);
    }

    private class LongPressListener extends GestureDetector.SimpleOnGestureListener {
        @Override
        public void onLongPress(MotionEvent event) {
            mDismissOverlayView.show();
        }
    }

    /**
     * Handles the button to launch a notification.
     */
    public void showNotification(View view) {
        Notification notification = new NotificationCompat.Builder(this)
                .setContentTitle(getString(R.string.notification_title))
                .setContentText(getString(R.string.notification_title))
                .setSmallIcon(R.drawable.ic_launcher)
                .addAction(R.drawable.ic_launcher,
                        getText(R.string.action_launch_activity),
                        PendingIntent.getActivity(this, NOTIFICATION_REQUEST_CODE,
                                new Intent(this, GridExampleActivity.class),
                                PendingIntent.FLAG_UPDATE_CURRENT))
                .build();
        NotificationManagerCompat.from(this).notify(NOTIFICATION_ID, notification);
        finish();
    }


    /**
     * Handles the button press to finish this activity and take the user back to the Home.
     */
    public void onFinishActivity(View view) {
        setResult(RESULT_OK);
        finish();
    }

    /**
     * Handles the button to start a DelayedConfirmationView timer.
     */
    public void onStartTimer(View view) {
        DelayedConfirmationView delayedConfirmationView = (DelayedConfirmationView)
                findViewById(R.id.timer);
        delayedConfirmationView.setTotalTimeMs(NUM_SECONDS * 1000);
        delayedConfirmationView.setListener(this);
        delayedConfirmationView.start();
        scroll(View.FOCUS_DOWN);
    }

    @Override
    public void onTimerFinished(View v) {
        Log.d(TAG, "onTimerFinished is called.");
        scroll(View.FOCUS_UP);
    }

    @Override
    public void onTimerSelected(View v) {
        Log.d(TAG, "onTimerSelected is called.");
        scroll(View.FOCUS_UP);
    }

    private void scroll(final int scrollDirection) {
        final ScrollView scrollView = (ScrollView) findViewById(R.id.scroll);
        scrollView.post(new Runnable() {
            @Override
            public void run() {
                scrollView.fullScroll(scrollDirection);
            }
        });
    }
}
Java Source Code List
