Example usage for android.content Context getMainLooper

Introduction

In this page you can find the example usage for android.content Context getMainLooper.

Prototype

public abstract Looper getMainLooper();

Source Link

Document

Return the Looper for the main thread of the current process.

Usage

From source file:com.google.android.gcm.demo.ui.MainActivity.java

static public void showToast(final Context context, final int msgId, final Object... args) {
    Handler handler = new Handler(context.getMainLooper());
    handler.post(new Runnable() {
        public void run() {
            Toast.makeText(context, context.getString(msgId, args), Toast.LENGTH_LONG).show();
        }/* www. j  a  v  a  2  s .  c  o m*/
    });
}

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From source file:com.arellomobile.android.push.PushManager.java

public static void sendTags(final Context context, final Map<String, Object> tags,
        final SendPushTagsCallBack callBack) {
    Handler handler = new Handler(context.getMainLooper());
    handler.post(new Runnable() {
        @SuppressWarnings("unchecked")
        public void run() {
            new SendPushTagsAsyncTask(context, callBack).execute(tags);
        }/*w  w  w.j  a  v  a2s. co  m*/
    });
}

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From source file:org.ttrssreader.utils.Utils.java

/**
 * Allos to send a toast from a background thread
 *
 * @param context the context, eg. MyApplication.context()
 * @param message like Toast.makeText(...)
 * @param length  like Toast.makeText(...)
 */// www  . java  2 s.co m
public static void showBackgroundToast(final Context context, final String message, final int length) {
    Handler handler = new Handler(context.getMainLooper());
    handler.post(new Runnable() {
        @Override
        public void run() {
            Toast.makeText(context, message, length).show();
        }
    });
}

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From source file:org.opensilk.music.playback.control.PlaybackController.java

private static void ensureNotOnMainThread(Context context) {
    Looper looper = Looper.myLooper();/*from ww w  .jav  a  2s  . c  o  m*/
    if (looper != null && looper == context.getMainLooper()) {
        throw new IllegalStateException("calling this from your main thread can lead to deadlock");
    }
}

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From source file:com.musenkishi.wally.util.PaletteLoader.java

private static void setupHandlers(Context context) {
    HandlerThread handlerThread = new HandlerThread("palette-loader-background");
    handlerThread.start();/*from   ww  w.j  av  a 2s.  c  o m*/
    backgroundHandler = new Handler(handlerThread.getLooper(), sCallback);
    uiHandler = new Handler(context.getMainLooper(), sCallback);
}

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From source file:jahirfiquitiva.iconshowcase.activities.ViewerActivity.java

private static Handler handler(Context context) {
    return new Handler(context.getMainLooper());
}

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From source file:com.musenkishi.atelier.Atelier.java

private static void setupHandlers(Context context) {
    HandlerThread handlerThread = new HandlerThread("palette-loader-background");
    handlerThread.start();// ww  w  .ja  v  a 2s .c o  m
    backgroundHandler = new Handler(handlerThread.getLooper(), callback);
    uiHandler = new Handler(context.getMainLooper(), callback);
}

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From source file:org.deviceconnect.message.intent.util.IntentAuthProcessor.java

/**
 * ????. Device Connect Manager???????????
 * Device Connect Manager??Intent??<br/>
 * ?????Intent????????UI?????<strong>????</strong><br/>
 * ??? AndroidManifest.xml??//from  w  ww  .  j  a  va 2 s. c o  m
 * {@link org.deviceconnect.message.intent.impl.io.IntentResponseReceiver}
 * ?????
 * 
 * @param context 
 * @param componentName Device Connect Manager????
 * @param packageName Authorization Create Client API?package?
 * @param appName Authorization Create Access Token
 *            API?applicationName?
 * @param scopes Authorization Create Access Token API?scope?
 * @param callback ??????
 */
public static void authorize(final Context context, final ComponentName componentName, final String packageName,
        final String appName, final String[] scopes, final AuthorizationHandler callback) {

    if (callback == null) {
        throw new IllegalArgumentException("Callback is null.");
    } else if (scopes == null || scopes.length == 0) {
        throw new IllegalArgumentException("No scopes.");
    } else if (componentName == null) {
        throw new IllegalArgumentException("componentName is null.");
    } else if (packageName == null) {
        throw new IllegalArgumentException("Package name is null.");
    } else if (appName == null) {
        throw new IllegalArgumentException("App name is null.");
    }

    if (Thread.currentThread().equals(context.getMainLooper().getThread())) {
        throw new IllegalStateException("DON'T CALL this method in UI thread.");
    }

    URIBuilder builder = new URIBuilder();
    // ??ComponentName?????????????????????
    builder.setHost("localhost");
    builder.setPort(0);
    builder.setScheme("http");

    builder.setProfile(AuthorizationProfileConstants.PROFILE_NAME);
    builder.setAttribute(AuthorizationProfileConstants.ATTRIBUTE_CREATE_CLIENT);
    builder.addParameter(AuthorizationProfileConstants.PARAM_PACKAGE, packageName);

    HttpUriRequest request = null;
    try {
        request = new HttpGet(builder.build());
    } catch (URISyntaxException e1) {
        throw new IllegalArgumentException("Invalid Param. Check parameters.");
    }
    // DefaultIntentClient?????Host?????????????????
    request.setHeader(HttpHeaders.HOST, componentName.flattenToShortString());

    ErrorCode error = null;
    HttpParams params = new BasicHttpParams();
    IntentConnectionParams.setContext(params, context);
    IntentConnectionParams.setComponent(params, componentName);
    DefaultIntentClient client = new DefaultIntentClient(params);

    do {
        try {
            JSONObject json = execute(client, request);
            error = checkResponse(json);
            if (error != null) {
                break;
            }

            String clientId = json.getString(AuthorizationProfileConstants.PARAM_CLIENT_ID);
            String clientSecret = json.getString(AuthorizationProfileConstants.PARAM_CLIENT_SECRET);
            String signature = AuthSignature.generateSignature(clientId,
                    AuthorizationProfileConstants.GrantType.AUTHORIZATION_CODE.getValue(), null, scopes,
                    clientSecret);
            // ???
            builder.setAttribute(AuthorizationProfileConstants.ATTRIBUTE_REQUEST_ACCESS_TOKEN);
            builder.addParameter(AuthorizationProfileConstants.PARAM_CLIENT_ID, clientId);
            builder.addParameter(AuthorizationProfileConstants.PARAM_SCOPE, combineStr(scopes));
            builder.addParameter(AuthorizationProfileConstants.PARAM_GRANT_TYPE,
                    AuthorizationProfileConstants.GrantType.AUTHORIZATION_CODE.getValue());
            builder.addParameter(AuthorizationProfileConstants.PARAM_SIGNATURE, signature);
            builder.addParameter(AuthorizationProfileConstants.PARAM_APPLICATION_NAME, appName);
            try {
                request = new HttpGet(builder.build());
            } catch (URISyntaxException e1) {
                error = ErrorCode.UNKNOWN;
                break;
            }

            // client??????????
            client.getConnectionManager().shutdown();
            client = new DefaultIntentClient(params);
            json = execute(client, request);
            error = checkResponse(json);
            if (error != null) {
                break;
            }
            String accessToken = json.getString(AuthorizationProfileConstants.PARAM_ACCESS_TOKEN);
            callback.onAuthorized(clientId, clientSecret, accessToken);
        } catch (Exception e) {
            error = ErrorCode.UNKNOWN;
            e.printStackTrace();
            break;
        }
    } while (false);

    client.getConnectionManager().shutdown();

    if (error != null) {
        callback.onAuthFailed(error);
    }

}

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From source file:com.veniosg.dir.mvvm.model.storage.operation.DeleteOperation.java

public DeleteOperation(Context context) {
    this.mainThreadHandler = new Handler(context.getMainLooper());
    this.toastDisplayer = new ToastDisplayer(context);
    this.context = context.getApplicationContext();

    runOnUi(() -> dialog = new ProgressDialog(context));
}

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From source file:ai.api.unityhelper.RecognitionHelper.java

public void initialize(Context context) {
    this.context = context;
    handler = new Handler(context.getMainLooper());
}

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