Example usage for android.content Intent hasCategory

Introduction

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

Prototype

public boolean hasCategory(String category) 

Source Link

Document

Check if a category exists in the intent.

Usage

From source file:Main.java

public static boolean isSplashOpenedOverNavigationActivity(final Activity act, final Intent intent) {
    return intent != null && intent.getAction() != null && intent.getAction().equals(Intent.ACTION_MAIN)
            && !act.isTaskRoot() && intent.hasCategory(Intent.CATEGORY_LAUNCHER);
}

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From source file:com.android.launcher3.InstallShortcutReceiver.java

/**
 * Returns true if the intent is a valid launch intent for a shortcut.
 * This is used to identify shortcuts which are different from the ones exposed by the
 * applications' manifest file./*from www .  ja va 2  s  .  co  m*/
 *
 * When DISABLE_ALL_APPS is true, shortcuts exposed via the app's manifest should never be
 * duplicated or removed(unless the app is un-installed).
 *
 * @param launchIntent The intent that will be launched when the shortcut is clicked.
 */
static boolean isValidShortcutLaunchIntent(Intent launchIntent) {
    if (launchIntent != null && Intent.ACTION_MAIN.equals(launchIntent.getAction())
            && launchIntent.getComponent() != null && launchIntent.getCategories() != null
            && launchIntent.getCategories().size() == 1 && launchIntent.hasCategory(Intent.CATEGORY_LAUNCHER)
            && launchIntent.getExtras() == null && TextUtils.isEmpty(launchIntent.getDataString())) {
        return false;
    }
    return true;
}

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From source file:com.dmcc.chatlibrary.ui.EaseBaseActivity.java

@Override
protected void onCreate(Bundle arg0) {
    super.onCreate(arg0);
    //http://stackoverflow.com/questions/4341600/how-to-prevent-multiple-instances-of-an-activity-when-it-is-launched-with-differ/
    //?launcher activity,?app???
    if (!isTaskRoot()) {
        Intent intent = getIntent();
        String action = intent.getAction();
        if (intent.hasCategory(Intent.CATEGORY_LAUNCHER) && action.equals(Intent.ACTION_MAIN)) {
            finish();//from   w w  w  .j  a va 2s.c  o  m
            return;
        }
    }
}

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From source file:com.lchtime.safetyexpress.ui.chat.hx.activity.EaseBaseActivity.java

@Override
protected void onCreate(Bundle arg0) {
    super.onCreate(arg0);
    //http://stackoverflow.com/questions/4341600/how-to-prevent-multiple-instances-of-an-activity-when-it-is-launched-with-differ/
    // should be in launcher activity, but all app use this can avoid the problem
    if (!isTaskRoot()) {
        Intent intent = getIntent();
        String action = intent.getAction();
        if (intent.hasCategory(Intent.CATEGORY_LAUNCHER) && action.equals(Intent.ACTION_MAIN)) {
            finish();/*from ww  w  .j  ava2  s. c  o m*/
            return;
        }
    }
    inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
}

---

From source file:com.callba.phone.ui.ease.EaseBaseActivity.java

@Override
protected void onCreate(Bundle arg0) {
    super.onCreate(arg0);
    //http://stackoverflow.com/questions/4341600/how-to-prevent-multiple-instances-of-an-activity-when-it-is-launched-with-differ/
    //?launcher activity,?app???
    if (!isTaskRoot()) {
        Intent intent = getIntent();
        String action = intent.getAction();
        if (intent.hasCategory(Intent.CATEGORY_LAUNCHER) && action.equals(Intent.ACTION_MAIN)) {
            finish();//from ww w .j  a  va2 s. co  m
            return;
        }
    }

    inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
}

---

From source file:cn.xcom.helper.chat.easeui.ui.EaseBaseActivity.java

@Override
protected void onCreate(Bundle arg0) {
    super.onCreate(arg0);
    //http://stackoverflow.com/questions/4341600/how-to-prevent-multiple-instances-of-an-activity-when-it-is-launched-with-differ/
    // should be in launcher activity, but all app use this can avoid the problem
    if (!isTaskRoot()) {
        Intent intent = getIntent();
        String action = intent.getAction();
        if (intent.hasCategory(Intent.CATEGORY_LAUNCHER) && action.equals(Intent.ACTION_MAIN)) {
            finish();//from   w ww  .j  a  va  2 s .c o  m
            return;
        }
    }

    inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
}

---

From source file:com.google.codelab.smartlock.MainActivity.java

/**
 * Set the appropriate fragment given the state of the Activity and the Intent used to start it.
 * If the intent is a launcher intent the Splash Fragment is shown otherwise the SignIn Fragment is shown.
 *
 * @param intent Intent used to determine which Fragment is used.
 *//* w  w w  .j av  a2  s .  c om*/
private void setFragment(Intent intent) {
    Fragment fragment;
    String tag;
    if (intent != null && intent.hasCategory(Intent.CATEGORY_LAUNCHER)) {
        fragment = new SplashFragment();
        tag = SPLASH_TAG;
    } else {
        fragment = new SignInFragment();
        tag = SIGN_IN_TAG;
    }
    String currentTag = getCurrentFragmentTag();
    if (currentTag == null || !currentTag.equals(tag)) {
        getSupportFragmentManager().beginTransaction().replace(R.id.fragment_container, fragment, tag).commit();
    }
}

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From source file:io.barracks.ota.client.helper.UpdateCheckHelper.java

/**
 * {@inheritDoc}//ww  w  . ja  va 2 s .c  o m
 */
@Override
public void onReceive(Context context, Intent intent) {
    switch (intent.getAction()) {
    case UpdateCheckService.ACTION_CHECK:
        if (callback.hashCode() == intent.getIntExtra(UpdateCheckService.EXTRA_CALLBACK, 0)) {
            if (intent.hasCategory(UpdateCheckService.UPDATE_REQUEST_ERROR)) {
                callback.onUpdateRequestError(
                        (UpdateDetailsRequest) intent.getParcelableExtra(UpdateCheckService.EXTRA_REQUEST),
                        (Throwable) intent.getSerializableExtra(UpdateCheckService.EXTRA_EXCEPTION));
            } else if (intent.hasCategory(UpdateCheckService.UPDATE_AVAILABLE)) {
                callback.onUpdateAvailable(
                        (UpdateDetailsRequest) intent.getParcelableExtra(UpdateCheckService.EXTRA_REQUEST),
                        (UpdateDetails) intent.getParcelableExtra(UpdateCheckService.EXTRA_UPDATE_DETAILS));
            } else if (intent.hasCategory(UpdateCheckService.UPDATE_UNAVAILABLE)) {
                callback.onUpdateUnavailable(
                        (UpdateDetailsRequest) intent.getParcelableExtra(UpdateCheckService.EXTRA_REQUEST));
            }
        }
        break;
    }
}

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From source file:io.barracks.ota.client.helper.PackageDownloadHelper.java

/**
 * {@inheritDoc}/*from w w  w  .j a v  a  2 s  . co m*/
 */
@Override
public void onReceive(Context context, Intent intent) {
    switch (intent.getAction()) {
    case PackageDownloadService.ACTION_DOWNLOAD_PACKAGE:
        if (callback.hashCode() == intent.getIntExtra(UpdateCheckService.EXTRA_CALLBACK, 0)) {
            if (intent.hasCategory(PackageDownloadService.DOWNLOAD_PROGRESS)) {
                callback.onDownloadProgress(
                        intent.<UpdateDetails>getParcelableExtra(PackageDownloadService.EXTRA_UPDATE_DETAILS),
                        intent.getIntExtra(PackageDownloadService.EXTRA_PROGRESS, 0));
            } else if (intent.hasCategory(PackageDownloadService.DOWNLOAD_SUCCESS)) {
                callback.onDownloadSuccess(
                        intent.<UpdateDetails>getParcelableExtra(PackageDownloadService.EXTRA_UPDATE_DETAILS),
                        intent.getStringExtra(PackageDownloadService.EXTRA_FINAL_DEST));
            } else if (intent.hasCategory(PackageDownloadService.DOWNLOAD_ERROR)) {
                callback.onDownloadFailure(
                        intent.<UpdateDetails>getParcelableExtra(PackageDownloadService.EXTRA_UPDATE_DETAILS),
                        (Throwable) intent.getSerializableExtra(PackageDownloadService.EXTRA_EXCEPTION));
            }
        }
        break;
    }
}

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From source file:com.purplefrog.glitchclocka.LearningReadout.java

/**
 * This intent can be activated two ways, by clicking on one of our AppWidgets, or is a callback from the OAuth mechanism.
 * This function returns true if we've been called from OAuth and need to harvest the auth data.
 * This function returns false if we've been activated by any other mechanism
 *//*from   w  ww .  j  a  v  a2s .c om*/
protected boolean checkStateMachine() {
    Intent intent = getIntent();

    if (intent.hasCategory(Intent.CATEGORY_BROWSABLE)) {
        final Uri uri = intent.getData();

        if (uri != null) {
            glitch.handleRedirect(uri, new MyGlitchSessionDelegate());
            return true;
        }
    }

    return false;
}

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