Example usage for android.os Handler Handler

Introduction

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

Prototype

public Handler() 

Source Link

Document

Default constructor associates this handler with the Looper for the current thread.

Usage

From source file:com.wishlist.Wishlist.java

/** Called when the activity is first created. */
@Override//from  ww w.j a  v  a  2  s  .co  m
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (APP_ID == null) {
        Util.showAlert(this, "Warning",
                "Facebook Applicaton ID must be " + "specified before running this example: see FbAPIs.java");
        return;
    }

    setContentView(R.layout.wishlist);
    mHandler = new Handler();

    mText = (TextView) Wishlist.this.findViewById(R.id.txt);
    mUserPic = (ImageView) Wishlist.this.findViewById(R.id.user_pic);
    mProduceName = (EditText) Wishlist.this.findViewById(R.id.product_name);

    mWishlistSpinner = (Spinner) Wishlist.this.findViewById(R.id.wishlist_spinner);
    mPlacesListSpinner = (Spinner) Wishlist.this.findViewById(R.id.location);

    image = (ImageView) Wishlist.this.findViewById(R.id.itemPhoto);

    image.setImageResource(R.drawable.camera);
    image.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View v) {
            Intent intent = new Intent(Intent.ACTION_PICK, (MediaStore.Images.Media.EXTERNAL_CONTENT_URI));
            startActivityForResult(intent, PICK_EXISTING_PHOTO_RESULT_CODE);
        }
    });

    ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.wishlist_array,
            android.R.layout.simple_spinner_item);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    mWishlistSpinner.setAdapter(adapter);

    mPlacesListSpinner.setClickable(false);

    mAddtoTimeline = (Button) Wishlist.this.findViewById(R.id.timeline);
    mAddtoTimeline.setOnClickListener(new OnClickListener() {
        @Override
        public void onClick(View v) {
            if (!Utility.mFacebook.isSessionValid()) {
                showToast(getString(R.string.must_login));
                return;
            }
            mProductName = mProduceName.getText().toString();
            if (mProductName == null || TextUtils.isEmpty(mProductName)) {
                showToast(getString(R.string.enter_product_name));
                return;
            }
            if (imageBytes == null) {
                showToast(getString(R.string.take_product_photo));
                return;
            }
            /*
             * Upload photo first and then publish to the timeline after successful photo upload.
             */
            uploadPhoto();
        }
    });
    /*
     * Initalize Facebook Object, retrieve access token and layout the Login button
     */
    initFacebook();
}

---

From source file:de.mangelow.throughput.NotificationService.java

@Override
public void onCreate() {
    super.onCreate();
    if (D)/*from   ww  w .j av a 2 s . com*/
        Log.d(TAG, "Service started");

    context = getApplicationContext();
    res = context.getResources();

    if (tmanager == null) {
        tmanager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
        tmanager.listen(new MyPhoneStateListener(), PhoneStateListener.LISTEN_SIGNAL_STRENGTHS);
    }

    IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_ON);
    filter.addAction(Intent.ACTION_SCREEN_OFF);
    registerReceiver(mBroadcastReceiver, filter);

    int[] refresh_values = res.getIntArray(R.array.refresh_values);
    long refresh = (long) refresh_values[MainActivity.loadIntPref(context, MainActivity.REFRESH,
            MainActivity.REFRESH_DEFAULT)];

    modifyNotification(R.drawable.ic_stat_zero, null, "", "", new Intent());

    if (handler == null) {
        handler = new Handler();
        handler.postDelayed(mRunnable, refresh);
    }

}

---

From source file:bbw.com.crashr.HeatmapsDemoActivity.java

@Override
protected void startDemo() {

    locationHandler_ = new Handler();
    locationHandler_.postDelayed(updateLocationThread, 0);

    getMap().moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(HAMILTON_LAT, HAMILTON_LNG), 4));

    getMap().setMyLocationEnabled(true);

    //updateMap();
}

---

From source file:com.ubuntuone.android.files.activity.StoreActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setActionBarContentView(R.layout.activity_store);

    webView = (WebView) findViewById(R.id.webview);
    webView.setWebViewClient(new ContainedWebViewClient());
    webView.setScrollBarStyle(WebView.SCROLLBARS_INSIDE_OVERLAY);

    final WebSettings webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true);

    mHandler = new Handler();
    mReceiver = new DetachableResultReceiver(mHandler);

    setUpActionBar();//from  w  w w . j  a v  a  2 s . co  m

    if (!NetworkUtil.isConnected(this)) {
        showDialog(DIALOG_NO_NETWORK_ID);
        return;
    }

    mLoginTask = new LoginTask();
    mLoginTask.execute();

    mTracker = GoogleAnalyticsTracker.getInstance();
    mTracker.start(Analytics.U1F_ACCOUNT, this);
    mTracker.trackPageView(TAG);
}

---

From source file:net.evecom.android.PublicOpinionlistActivity.java

/**
 * /*from   w  w w .  ja v a  2s .  c  om*/
 */
private void getXmlAndSetList() {
    Runnable runnable = new Runnable() {
        public void run() {
            String strUrl = HttpUtil.BASE_URL + "teventAndroid/lookSocialAndroid?" + "areaId="
                    + ShareUtil.getString(getApplicationContext(), "SESSION", "AREAID", "0") + "&personid="
                    + ShareUtil.getString(getApplicationContext(), "SESSION", "EMPID", "1") + "&start=" + 1
                    + "&end=" + pageSize;
            try {
                sss = connServerForResult(strUrl);
            } catch (ClientProtocolException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            }
            String listopinionPerson = sss;
            try {
                opinionPerson = getPersons(listopinionPerson);
            } catch (JSONException e) {
                e.printStackTrace();
            }
            handler.sendMessage(handler.obtainMessage(0, opinionPerson));
        }
    };
    try {
        // 
        new Thread(runnable).start();
        // handler
        handler = new Handler() {
            public void handleMessage(Message msg) {
                if (msg.what == 0) {
                    BinderListData(opinionPerson);
                }

            }
        };

    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:com.c4mprod.utils.ImageManager.java

private ImageManager(final Context ctx) {

    instance = this;
    mDowloadLooper = new LooperThread();
    mDowloadLooper.start();/* w  w w . j a va2 s.  c om*/
    mUiHandler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            if (mStopped) {
                return;
            }
            ImageDownloadMessageData messageData = (ImageDownloadMessageData) msg.obj;
            View v = messageData.viewRef.get();
            if (v != null && messageData.bitmap != null
                    && messageData == getImageDownloadData(v, messageData.flags)) {
                if (messageData.listerner != null) {
                    messageData.listerner.onImageDownloaded(v, messageData.bitmap);
                } else {
                    if (v instanceof ImageView) {
                        if ((messageData.flags & FLAG_IN_BACKGROUND) != 0) {
                            BitmapDrawable bd = new BitmapDrawable(ctx.getResources(), messageData.bitmap);
                            v.setBackgroundDrawable(bd);
                        } else {
                            ((ImageView) v).setImageBitmap(messageData.bitmap);
                        }
                    } else if (v instanceof ImageButton) {
                        if ((messageData.flags & FLAG_IN_BACKGROUND) != 0) {
                            BitmapDrawable bd = new BitmapDrawable(ctx.getResources(), messageData.bitmap);
                            v.setBackgroundDrawable(bd);
                        } else {
                            ((ImageButton) v).setImageBitmap(messageData.bitmap);
                        }
                    } else { // no src
                        BitmapDrawable bd = new BitmapDrawable(ctx.getResources(), messageData.bitmap);
                        v.setBackgroundDrawable(bd);
                    }

                }
            }
        };
    };

    // create cache dir if needed
    new File(ctx.getExternalCacheDir() + THUMB_FOLDER).mkdirs();
}

---

From source file:com.facebook.android.friendsmash.HomeFragment.java

@Override
public void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);
    setRetainInstance(true);/*  www  .j av a2 s  .  co  m*/

    // Instantiate the timerHandler
    timerHandler = new Handler();

    application = (FriendSmashApplication) getActivity().getApplication();
}

---

From source file:com.danielme.muspyforandroid.activities.base.AbstractActivity.java

/**
 * Unfortunately font-style must be set programmatically //
 * http://stackoverflow/*  w  w  w  . ja  va2 s  .c o  m*/
 * .com/questions/10521416/option-menu-default-gray-border-removal <item
 * name="android:panelFullBackground">@color/barbackground</item>
 * 
 */
public boolean onCreateOptionsMenu(android.view.Menu menu) {
    if (this instanceof AboutActivity) {
        return false;
    }

    MenuInflater inflater = getMenuInflater();
    if (this instanceof SignInActivity || this instanceof SignUpActivity
            || this instanceof ResetPasswordActivity) {
        inflater.inflate(R.menu.menusimple, menu);
    } else {
        inflater.inflate(R.menu.menu, menu);
    }

    getLayoutInflater().setFactory(new Factory() {
        public View onCreateView(String name, Context context, AttributeSet attrs) {
            if (name.equalsIgnoreCase("com.android.internal.view.menu.IconMenuItemView")) {
                try {
                    LayoutInflater layoutInflater = LayoutInflater.from(context);
                    final View view = layoutInflater.createView(name, null, attrs);

                    new Handler().post(new Runnable() {
                        public void run() {
                            ((TextView) view).setTextColor(Color.WHITE);
                            view.setBackgroundResource(R.drawable.menu_selector);
                        }
                    });
                    return view;
                } catch (Exception e) {
                    Log.w("onCreateOptionsMenu", e.getMessage(), e);
                }
            }
            return null;
        }
    });
    return super.onCreateOptionsMenu(menu);
}

---

From source file:com.meiste.greg.ptw.GAE.java

private GAE(final Context context) {
    mContext = context;
    mHandler = new Handler();
}

---

From source file:com.cranberrygame.phonegap.plugin.NavigationBar.java

@TargetApi(Build.VERSION_CODES.HONEYCOMB)
private void _setUp(boolean autoHideNavigationBar) {
    if (autoHideNavigationBar) {
        Activity activity = cordova.getActivity();
        //http://stackoverflow.com/questions/21164836/immersive-mode-navigation-becomes-sticky-after-volume-press-or-minimise-restore
        //http://www.youtube.com/watch?v=Xw9TIS_JsPM      
        //https://developer.android.com/training/system-ui/status.html
        activity.getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION//
                | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
                //| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                //| View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);

        final CordovaInterface cordova_final = cordova;
        //http://stackoverflow.com/questions/11762306/listen-for-first-touchevent-when-using-system-ui-flag-hide-navigation
        //http://stackoverflow.com/questions/15103339/android-full-screen-modeics-first-touch-shows-the-navigation-bar
        //http://developer.android.com/reference/android/view/View.OnSystemUiVisibilityChangeListener.html   
        webView.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
            @Override/*from w w w .  j  a v a2  s.c om*/
            public void onSystemUiVisibilityChange(int vis) {
                if (vis == 0) {
                    //http://stackoverflow.com/questions/3072173/how-to-call-a-method-after-a-delay-in-android
                    Handler handler = new Handler();
                    handler.postDelayed(new Runnable() {
                        @Override
                        public void run() {
                            Activity activity = cordova_final.getActivity();
                            activity.getWindow().getDecorView()
                                    .setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION//
                                            | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
                            //| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                            //| View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                                            | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
                        }
                    }, 3000);//after ms                
                }
            }
        });
    }
}

---

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