Example usage for android.os Handler sendMessage

Introduction

In this page you can find the example usage for android.os Handler sendMessage.

Prototype

public final boolean sendMessage(Message msg) 

Source Link

Document

Pushes a message onto the end of the message queue after all pending messages before the current time.

Usage

From source file:com.nachiket.titan.LibraryActivity.java

/**
 * Called when a new page becomes visible.
 *
 * @param position The position of the new page.
 * @param adapter The new visible adapter.
 *//* ww  w .  j av  a 2  s . c om*/
public void onPageChanged(int position, LibraryAdapter adapter) {
    mCurrentAdapter = adapter;
    mLastActedId = LibraryAdapter.INVALID_ID;
    updateLimiterViews();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        CompatHoneycomb.selectTab(this, position);
    }
    if (adapter != null && adapter.getLimiter() == null) {
        // Save current page so it is opened on next startup. Don't save if
        // the page was expanded to, as the expanded page isn't the starting
        // point.
        Handler handler = mHandler;
        handler.sendMessage(mHandler.obtainMessage(MSG_SAVE_PAGE, position, 0));
    }
}

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From source file:org.changhong.sync.web.SnowySyncService.java

public void getAuthUri(final String server, final Handler handler) {

    execInThread(new Runnable() {

        public void run() {

            // Reset the authentication credentials
            OAuthConnection auth = new OAuthConnection();
            Uri authUri = null;/*  w  w w.  ja  v a2 s . co m*/

            try {
                authUri = auth.getAuthorizationUrl(server);

            } catch (UnknownHostException e) {
                TLog.e(TAG, "Internet connection not available");
                sendMessage(NO_INTERNET);
            }

            Message message = new Message();
            message.obj = authUri;
            handler.sendMessage(message);
        }

    });
}

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From source file:com.cm.beer.util.DrawableManager.java

/**
 * /*from   w w w.j  a va  2  s . co  m*/
 * @param urlString
 * @param imageView
 */
public void fetchDrawableOnThread(final String urlString, final ImageView imageView) {
    if (mDrawableCache.containsKey(urlString)) {
        if (Logger.isLogEnabled())
            Logger.log("Returning Drawable from Cache:" + urlString);
        SoftReference<Drawable> softReference = mDrawableCache.get(urlString);
        if ((softReference == null) || (softReference.get() == null)) {
            mDrawableCache.remove(urlString);
            if (Logger.isLogEnabled())
                Logger.log("fetchDrawableOnThread():Soft Reference has been Garbage Collected:" + urlString);
        } else {
            imageView.setImageDrawable(softReference.get());
            return;
        }

    }

    final Handler handler = new Handler() {
        @Override
        public void handleMessage(Message message) {
            imageView.setImageDrawable((Drawable) message.obj);
        }
    };

    Thread thread = new Thread() {
        @Override
        public void run() {
            while (mLockCache.containsKey(urlString)) {
                if (Logger.isLogEnabled())
                    Logger.log("URI download request in progress:" + urlString);
                try {
                    Thread.sleep(1000L);
                } catch (InterruptedException e) {
                    // TODO Auto-generated catch block
                    Log.e(this.getClass().getName(), e.getMessage());
                }
            }
            Drawable drawable = fetchDrawable(urlString);
            Message message = handler.obtainMessage(1, drawable);
            handler.sendMessage(message);
        }
    };
    thread.start();
}

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From source file:com.neudesic.mobile.pulse.ui.drawable.DrawableManager.java

public void fetchDrawableOnThread(final String urlString, final ImageView imageView) {

    final Handler handler = new Handler() {
        @Override//w ww  .j a  va  2s  .  c  o m
        public void handleMessage(Message message) {
            try {
                imageView.setImageDrawable((Drawable) message.obj);

            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    };

    Thread thread = new Thread() {

        @Override
        public void run() {
            // TODO : set imageView to a "pending" image
            try {
                Drawable drawable;
                if (drawableMap.containsKey(urlString)) {
                    // imageView.setImageDrawable(drawableMap.get(urlString));
                    drawable = drawableMap.get(urlString);

                } else {

                    drawable = fetchDrawable(urlString);
                }
                Message message = handler.obtainMessage(1, drawable);
                handler.sendMessage(message);
            } catch (Exception e) {
                Log.w(getClass().getPackage().getName(), "Unable to fetch drawable, using default instead", e);
                Message message = handler.obtainMessage(1, emptyAvatar);
                handler.sendMessage(message);
            }
        }
    };
    thread.start();
}

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From source file:com.anton.gavel.ComplaintSubmission.java

public void submit() {

    //Body of your click handler
    Thread trd = new Thread(new Runnable() {
        @Override/*from   w ww . j  a v  a 2  s  .c o m*/
        public void run() {
            String formPath = "http://www.hamilton.ca/Hamilton.Portal/Templates/COHShell.aspx?NRMODE=Published&NRORIGINALURL=%2fCityDepartments%2fCorporateServices%2fITS%2fForms%2bin%2bDevelopment%2fMunicipal%2bLaw%2bEnforcement%2bOnline%2bComplaint%2bForm%2ehtm&NRNODEGUID=%7b4319AA7C-7E5E-4D65-9F46-CCBEC9AB86E0%7d&NRCACHEHINT=Guest";
            String hideString = "document.getElementById('mainform').style.display = 'none';";
            //this javascript will be added to the page if we are successful - we can look
            //for it to identify whether our form was successfully submitted

            // Create a new HttpClient and Post Header
            HttpClient httpClient = new DefaultHttpClient();

            ArrayList<NameValuePair> parameters = new ArrayList<NameValuePair>();

            for (String key : post_params.keySet()) {
                parameters.add(new BasicNameValuePair(key, post_params.get(key)));
                String value = post_params.get(key);
                if (value != null && value.length() > 0) {
                    value = value.substring(0, Math.min(70, value.length()));
                }
                Log.d("Runs", "key: '" + key + "', value: '" + value);
            }
            //convert to a list of name-value pairs (dum, dee dum  -  duuuuumm...)

            HttpPost request = new HttpPost(formPath);

            //set up handler/bundle to give output to main thread
            Handler handler = ((GavelMain) mContext).submissionHandler;
            Message msg = handler.obtainMessage();
            Bundle bundle = new Bundle();

            try {
                request.setEntity(new UrlEncodedFormEntity(parameters));

                HttpResponse httpResponse = httpClient.execute(request);
                HttpEntity responseEntity = httpResponse.getEntity();

                String response = responseEntity == null ? ""
                        : EntityUtils.toString(responseEntity, EntityUtils.getContentCharSet(responseEntity));
                //read the html page posted in response to our request

                appendLog(response); // logs html page response to a text file on sd card

                bundle.putBoolean("succeeded",
                        httpResponse.getStatusLine().getStatusCode() == 200 && response.contains(hideString));

                msg.setData(bundle);
                handler.sendMessage(msg);
            } catch (ClientProtocolException e) {
                bundle.putBoolean("succeeded", false);
                msg.setData(bundle);
                handler.sendMessage(msg);
            } catch (IOException e) {
                bundle.putBoolean("succeeded", false);
                msg.setData(bundle);
                handler.sendMessage(msg);
            } //code to do the HTTP request            
        }
    });
    trd.start();

    //

    return;

}

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From source file:org.zeroxlab.zeroxbenchmark.Benchmark.java

private void initAuto() {
        Intent intent = getIntent();//from w  w  w  . j  av  a 2 s.co m
        String TAG = intent.getStringExtra("TAG");
        String CAT = intent.getStringExtra("CAT");

        _checkAllCase(false);
        if (TAG != null)
            _checkTagCase(TAG.split(","));
        if (CAT != null)
            _checkCatCase(CAT.split(","));
        if (TAG == null && CAT == null)
            _checkAllCase(true);
        final Handler h = new Handler() {
            public void handleMessage(Message msg) {
                if (msg.what == 0x1234)
                    onClick(mRun);
            }
        };

        final ProgressDialog dialog = new ProgressDialog(this).show(this, "Starting Benchmark", "Please wait...",
                true, false);
        new Thread() {
            public void run() {
                SystemClock.sleep(1000);
                dialog.dismiss();
                Message m = new Message();
                m.what = 0x1234;
                h.sendMessage(m);
            }
        }.start();
        mTouchable = true;
    }

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From source file:org.zeroxlab.benchmark.Benchmark.java

@SuppressWarnings("unused")
private void initAuto() {
    Intent intent = getIntent();/*from  www  .j a  v  a2  s .  c  om*/
    String TAG = intent.getStringExtra("TAG");
    String CAT = intent.getStringExtra("CAT");

    _checkAllCase(false);
    if (TAG != null)
        _checkTagCase(TAG.split(","));
    if (CAT != null)
        _checkCatCase(CAT.split(","));
    if (TAG == null && CAT == null)
        _checkAllCase(true);
    final Handler h = new Handler() {
        public void handleMessage(Message msg) {
            if (msg.what == 0x1234)
                onClick(mRun);
        }
    };

    final ProgressDialog dialog = ProgressDialog.show(this, "Starting Benchmark", "Please wait...", true,
            false);

    new Thread() {
        public void run() {
            SystemClock.sleep(1000);
            dialog.dismiss();
            Message m = new Message();
            m.what = 0x1234;
            h.sendMessage(m);
        }
    }.start();
    mTouchable = true;
}

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From source file:com.cloverstudio.spika.utils.BitmapManager.java

public void queueJob(final String url, final ImageView imageView, final ProgressBar pbLoading) {
    /* Create handler in UI thread. */
    final Handler handler = new Handler() {
        @Override/* ww w.j av a  2  s . c  om*/
        public void handleMessage(Message msg) {
            String tag = imageViews.get(imageView);
            if (tag != null && tag.equals(url)) {
                if (msg.obj != null) {
                    if (smallImg) {
                        imageView.setScaleType(ImageView.ScaleType.CENTER);
                    } else {
                        imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
                    }
                    imageView.setImageBitmap((Bitmap) msg.obj);
                    if (pbLoading != null)
                        pbLoading.setVisibility(View.GONE);
                } else {
                    //                  imageView.setImageBitmap(placeholder);
                    imageView.setImageResource(R.drawable.image_stub);
                    if (pbLoading != null)
                        pbLoading.setVisibility(View.GONE);
                }
            }
        }
    };

    pool.submit(new Runnable() {
        @Override
        public void run() {
            final Bitmap bmp = downloadBitmap(url);
            Message message = Message.obtain();
            message.obj = bmp;

            handler.sendMessage(message);
        }
    });
}

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From source file:com.hunch.ImageManager.java

protected Runnable getDownloadTask(final URL url, final Callback callback, final Context context,
        final CachePolicy... level) {
    // hander to deal with the image once UI thread has it
    final Handler imgHandler = new Handler() {
        @Override/*from www  .j  a va2  s  . c o m*/
        public void handleMessage(Message msg) {
            Drawable d = (Drawable) msg.obj;

            callback.callComplete(d);
        }
    };

    // the job to grab the image off the network and cache it
    Runnable task = new Runnable() {
        @Override
        public void run() {
            try {
                Log.d(Const.TAG, String.format("[%d] fetching image from URI (%s)",
                        Thread.currentThread().getId(), url.toString()));
                InputStream iStream = ImageManager.this.getInputStream(url);
                final Bitmap image = BitmapFactory.decodeStream(iStream);
                BitmapDrawable drawable = new BitmapDrawable(context.getResources(), image);

                final Message msg = imgHandler.obtainMessage();

                msg.obj = drawable;

                // send off the message with the drawable
                imgHandler.sendMessage(msg);

                // then cache the stream
                cacheBitmap(image, url, context, level);
            } catch (FileNotFoundException e) {
                Log.e(Const.TAG, "couldn't get image off network (404 error)");
            } catch (IOException e) {
                Log.e(Const.TAG, "couldn't get image off network");
            }
        }
    };

    return task;
}

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From source file:com.noah.lol.network.RequestNetwork.java

protected void asyncRequestGet(final String url, final NetworkListener<String> listener) {

    if (url == null) {
        return;//from  w  w  w.ja v a2  s  .  co  m
    }

    try {
        environmentCheck();
    } catch (EnvironmentException e) {
        if (listener != null) {
            e.setStatus(BAD_REQUEST_ENVIRONMENT_CONFIG);
            listener.onNetworkFail(BAD_REQUEST_ENVIRONMENT_CONFIG, e);
        }
        return;
    }

    final Handler handler = new Handler() {

        @Override
        public void handleMessage(Message msg) {
            Bundle bundle = msg.getData();
            switch (msg.what) {
            case REQUEST_SUCCESS:
                String responseBody = bundle.getString(RESPONSE_KEY);

                if (listener != null && responseBody != null) {
                    listener.onSuccess(responseBody);
                }
                break;
            case REQUEST_FAIL:
                NetworkException e = (NetworkException) bundle.getSerializable(EXCEPTION_KEY);
                if (listener != null) {
                    listener.onNetworkFail(e.getStatus(), e);
                }
                break;
            }
        }
    };

    new Thread(new Runnable() {

        @Override
        public void run() {

            String responseBody = null;
            Message message = new Message();

            try {
                responseBody = syncRequestGet(url);
                Bundle bundle = new Bundle();
                bundle.putString(RESPONSE_KEY, responseBody);
                message = Message.obtain(handler, REQUEST_SUCCESS);
                message.setData(bundle);
                handler.sendMessage(message);
            } catch (NetworkException e) {
                Bundle bundle = new Bundle();
                bundle.putSerializable(EXCEPTION_KEY, e);
                message = Message.obtain(handler, REQUEST_FAIL);
                message.setData(bundle);
                handler.sendMessage(message);
                e.printStackTrace();
            }

        }
    }).start();

}

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