Example usage for android.content Intent ACTION_MAIN

Introduction

In this page you can find the example usage for android.content Intent ACTION_MAIN.

Prototype

String ACTION_MAIN

To view the source code for android.content Intent ACTION_MAIN.

Click Source Link

Document

Activity Action: Start as a main entry point, does not expect to receive data.

Usage

From source file:com.appmanager.parimal.activity.MainActivity.java

private void loadApps() {

    manager = this.getPackageManager();
    apps = new ArrayList<AppDetail>();

    Intent i = new Intent(Intent.ACTION_MAIN, null);
    i.addCategory(Intent.CATEGORY_LAUNCHER);
    AppEntryDBHelper mDbHelper = new AppEntryDBHelper(getApplicationContext());
    SQLiteDatabase db = mDbHelper.getWritableDatabase();
    List<ResolveInfo> availableActivities = manager.queryIntentActivities(i, 0);
    for (ResolveInfo ri : availableActivities) {
        if (!ri.activityInfo.packageName.matches("com.appmanager.parimal")) {
            AppDetail app = new AppDetail();
            app.setLabel(ri.loadLabel(manager));
            app.setName(ri.activityInfo.packageName);
            app.setIcon(ri.activityInfo.loadIcon(manager));
            apps.add(app);//from  w ww.j a v  a  2s  .  c  o  m
            ContentValues values = new ContentValues();
            values.put(AppsReaderContract.AppEntry.COLUMN_APP_NAME, ri.loadLabel(manager).toString());
            values.put(AppsReaderContract.AppEntry.COLUMN_APP_PACKAGE, ri.activityInfo.packageName);
            values.put(AppsReaderContract.AppEntry.COLUMN_APP_CATEGORY, "Uncategorized");
            values.put(AppsReaderContract.AppEntry.COLUMN_APP_PIN, "0000");
            values.put(AppsReaderContract.AppEntry.COLUMN_APP_PIN_USE, "false");
            values.put(AppsReaderContract.AppEntry.COLUMN_APP_USAGE, "0");

            long newRowId;
            newRowId = db.insert(AppsReaderContract.AppEntry.TABLE_NAME, null, values);
        }

    }
    db.close();
}

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From source file:com.manumanu.alarmexample2.AlarmNotification.java

private void addNotification(Alarm alarm) {
    NotificationManager notificationManager = (NotificationManager) getSystemService(
            Context.NOTIFICATION_SERVICE);
    Notification notification;//from   www  .j  a  v  a  2s .co m
    PendingIntent activity;
    Intent intent;

    Log.i(TAG, "AlarmNotification.addNotification(" + alarm.getId() + ", '" + alarm.getTitle() + "', '"
            + mDateTime.formatDetails(alarm) + "')");

    intent = new Intent(this.getApplicationContext(), AlarmMe.class);
    intent.setAction(Intent.ACTION_MAIN);
    intent.addCategory(Intent.CATEGORY_LAUNCHER);

    activity = PendingIntent.getActivity(this, (int) alarm.getId(), intent, PendingIntent.FLAG_UPDATE_CURRENT);

    NotificationCompat.Builder builder = new NotificationCompat.Builder(this);
    notification = builder.setContentIntent(activity).setSmallIcon(R.drawable.ic_notification)
            .setAutoCancel(true).setContentTitle("Missed alarm: " + alarm.getTitle())
            .setContentText(mDateTime.formatDetails(alarm)).build();

    notificationManager.notify((int) alarm.getId(), notification);
}

---

From source file:de.hshannover.f4.trust.ironcontrol.view.SearchFragmentActivity.java

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case R.id.menu_settings:
        startActivity(new Intent(getBaseContext(), SettingsActivity.class));
        return true;
    case R.id.menu_exit:
        Intent home = new Intent(Intent.ACTION_MAIN);
        home.addCategory(Intent.CATEGORY_HOME);
        home.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        startActivity(home);/*from www  .  j  a  v  a  2  s . c  om*/
        return true;
    default:
        return super.onOptionsItemSelected(item);
    }
}

---

From source file:eu.alefzero.owncloud.ui.activity.FileDisplayActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    Log.i(getClass().toString(), "onCreate() start");
    super.onCreate(savedInstanceState);

    requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);

    Thread.setDefaultUncaughtExceptionHandler(new CrashHandler(getApplicationContext()));

    if (savedInstanceState != null) {
        mDirs = savedInstanceState.getStringArray(KEY_DIR_ARRAY);
        mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
        mDirectories.add(OCFile.PATH_SEPARATOR);
        if (mDirs != null)
            for (String s : mDirs)
                mDirectories.insert(s, 0);
        mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
    }// w  ww. j  av a  2s.  co  m

    mLayoutView = getLayoutInflater().inflate(R.layout.files, null); // always inflate this at onCreate() ; just once!

    if (AccountUtils.accountsAreSetup(this)) {

        initDelayedTilAccountAvailabe();

        // PIN CODE request ;  best location is to decide, let's try this first
        //if (savedInstanceState == null) {
        if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN)
                && savedInstanceState == null) {
            requestPinCode();
        }

    } else {

        setContentView(R.layout.no_account_available);
        getSupportActionBar().setNavigationMode(ActionBar.DISPLAY_SHOW_TITLE);
        findViewById(R.id.setup_account).setOnClickListener(this);

        setSupportProgressBarIndeterminateVisibility(false);

        Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
        intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES,
                new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
        startActivity(intent); // although the code is here, the activity won't be created until this.onStart() and this.onResume() are finished;
        mForcedLoginToCreateFirstAccount = true;
    }

    Log.i(getClass().toString(), "onCreate() end");
}

---

From source file:com.github.chenxiaolong.dualbootpatcher.switcher.SwitcherService.java

private void setForegroundNotification() {
    Intent startupIntent = new Intent(this, MainActivity.class);
    startupIntent.setAction(Intent.ACTION_MAIN);
    startupIntent.addCategory(Intent.CATEGORY_LAUNCHER);

    PendingIntent startupPendingIntent = PendingIntent.getActivity(this, 0, startupIntent,
            PendingIntent.FLAG_UPDATE_CURRENT);

    NotificationCompat.Builder builder = new NotificationCompat.Builder(this)
            .setSmallIcon(R.drawable.ic_launcher).setContentIntent(startupPendingIntent)
            .setContentTitle(getString(R.string.switcher_service_background_service))
            .setPriority(Notification.PRIORITY_MIN);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        builder.setCategory(Notification.CATEGORY_SERVICE);
    }//from   ww w.  j  a va  2 s. co  m

    startForeground(NOTIFICATION_ID, builder.build());
}

---

From source file:com.example.easyvoice.MessageDetail.java

public void onWrite(View view) {
    String which = getIntent().getAction();
    Log.d(getClass().getSimpleName(), "which is " + which);
    if (which.equalsIgnoreCase(Intent.ACTION_MAIN)) {
        onSave(view);//  www . ja  v a  2s . c  o m
    } else if (which.equalsIgnoreCase(Intent.ACTION_EDIT)) {
        // TODO set msgId?
        onUpdate(view);
    }
}

---

From source file:com.greatnowhere.radar.MainRadarActivity.java

public void goHome() {
    Intent setIntent = new Intent(Intent.ACTION_MAIN);
    setIntent.addCategory(Intent.CATEGORY_HOME);
    setIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    startActivity(setIntent);/* w w w .jav a2 s  .  co  m*/
}

---

From source file:com.amaze.carbonfilemanager.activities.PreferencesActivity.java

@Override
public void onBackPressed() {
    if (selectedItem != START_PREFERENCE && changed)
        restartPC(this);
    else if (selectedItem != START_PREFERENCE) {
        selectItem(START_PREFERENCE);// w  ww  .  j  a  v  a 2 s  . co m
    } else {
        Intent in = new Intent(PreferencesActivity.this, MainActivity.class);
        in.setAction(Intent.ACTION_MAIN);
        in.setAction(Intent.CATEGORY_LAUNCHER);
        this.startActivity(in);
        this.finish();
    }
}

---

From source file:com.filemanager.free.activities.Preferences.java

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case android.R.id.home:
        // Navigate "up" the demo structure to the launchpad activity.
        if (select == 1 && changed == 1)
            restartPC(this);
        else if (select == 1) {
            selectItem(0);//w w  w .j av  a  2  s.  c om
        } else {
            Intent in = new Intent(Preferences.this, MainActivity.class);
            in.setAction(Intent.ACTION_MAIN);
            final int enter_anim = android.R.anim.fade_in;
            final int exit_anim = android.R.anim.fade_out;
            Activity activity = this;
            activity.overridePendingTransition(enter_anim, exit_anim);
            activity.finish();
            activity.overridePendingTransition(enter_anim, exit_anim);
            activity.startActivity(in);
        }
        MainActivity.showInterstitial();
        return true;

    }
    return true;
}

---

From source file:com.detroitteatime.autocarfinder.Main.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    mainLayout = (LinearLayout) this.getLayoutInflater().inflate(R.layout.main, null);

    setContentView(mainLayout);//w  ww .  ja v  a  2s  . c o m

    // Possible work around for market launches. See
    // http://code.google.com/p/android/issues/detail?id=2373
    // for more details. Essentially, the market launches the main activity
    // on top of other activities.
    // we never want this to happen. Instead, we check if we are the root
    // and if not, we finish.
    if (!isTaskRoot()) {
        final Intent intent = getIntent();
        final String intentAction = intent.getAction();
        if (intent.hasCategory(Intent.CATEGORY_LAUNCHER) && intentAction != null
                && intentAction.equals(Intent.ACTION_MAIN)) {
            // Log.w("My Code",
            // "Main Activity is not the root.  Finishing Main Activity instead of launching.");
            finish();
            return;
        }
    }

    // set up buttons
    start = (Button) findViewById(R.id.start);

    manual = (Button) findViewById(R.id.manual);
    // progress = (ProgressBar) findViewById(R.id.progressBar1);

    start.setOnClickListener(this);
    start.getBackground().setColorFilter(Color.parseColor(COLOR), PorterDuff.Mode.MULTIPLY);

    manual.setOnClickListener(this);
    manual.getBackground().setColorFilter(Color.parseColor(COLOR), PorterDuff.Mode.MULTIPLY);

    monitor = (FrameLayout) findViewById(R.id.frameLayout1);

    data1 = this.getSharedPreferences("storage", 0);
    editor1 = data1.edit();

    // firstTime = data1.getBoolean("first_time", true);

    editor1.putBoolean("first_time", false);
    editor1.commit();

    pi = PendingIntent.getActivity(this, 0, new Intent(this, Main.class), 0);

    data1 = getSharedPreferences("storage", 0);
    editor1 = data1.edit();

    // set a global layout listener which will be called when the layout
    // pass is completed and the view is drawn

    FragmentManager myFragmentManager = getSupportFragmentManager();
    mySupportMapFragment = (SupportMapFragment) myFragmentManager.findFragmentById(R.id.map);

    if (MapsInitializer.initialize(this) != ConnectionResult.SUCCESS) {
        Toast.makeText(this, "Map failed to initialize.", Toast.LENGTH_SHORT).show();

    }

    map = mySupportMapFragment.getMap();

    manager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
    // Define the criteria how to select the locatioin provider -> use
    // default
    criteria = new Criteria();
    criteria.setAccuracy(Criteria.ACCURACY_FINE);
    criteria.setAltitudeRequired(false);
    criteria.setBearingRequired(false);
    provider = manager.getBestProvider(criteria, false);
    manager.requestLocationUpdates(provider, 1000, 1, this);

    navigate = (Button) findViewById(R.id.navigate);
    navigate.setOnClickListener(this);

    type = (Button) findViewById(R.id.satellite);
    type.setOnClickListener(this);

}

---

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