Example usage for android.view ViewTreeObserver addOnGlobalLayoutListener

Introduction

In this page you can find the example usage for android.view ViewTreeObserver addOnGlobalLayoutListener.

Prototype

public void addOnGlobalLayoutListener(OnGlobalLayoutListener listener) 

Source Link

Document

Register a callback to be invoked when the global layout state or the visibility of views within the view tree changes

Usage

From source file:fr.tvbarthel.apps.sayitfromthesky.activities.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    ButterKnife.inject(this);

    mActionBarTitleColorSpan = new AlphaForegroundColorSpan(getResources().getColor(R.color.material_grey_300));
    mActionBarTitleSpannable = new SpannableString(getString(R.string.app_name));
    setActionBarTitleAlpha(1);/*from www.  j  a va  2  s  .  c o m*/

    // Compute the action bar size
    mActionBarSize = ActionBarHelper.getActionBarSize(this);

    // Set the height of the header container to 1/3.5 of the root height.
    ViewTreeObserver vto = mRootView.getViewTreeObserver();
    if (vto.isAlive()) {
        vto.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
            @Override
            public void onGlobalLayout() {
                ViewHelper.removeOnGlobalLayoutListener(mRootView, this);
                final int headerHeight = (int) (mRootView.getHeight() / 3.5);
                mHeaderContainer.getLayoutParams().height = headerHeight;
                mListView.setPadding(0, headerHeight - mActionBarSize, 0, 0);
                final int actionBarLogoSize = getResources()
                        .getDimensionPixelSize(R.dimen.action_bar_logo_size);
                final int actionBarMarginLeft = getResources()
                        .getDimensionPixelOffset(R.dimen.action_bar_margin_left);
                mHeaderLogoMaxTranslationX = (mHeaderContainer.getWidth() - actionBarLogoSize) / 2
                        - actionBarMarginLeft;
                mHeaderLogoFinalScale = ((float) actionBarLogoSize) / mHeaderLogo.getWidth();
            }

        });
    }

    mDrawingAdapter = new DrawingAdapter(this);
    initListView();
    getLoaderManager().initLoader(LOADER_ID_DRAWINGS, null, this);
    ViewHelper.slideFromBottom(mBtnNewDrawing);
}

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From source file:com.limewoodmedia.nsdroid.fragments.IssueDetailFragment.java

@Override
public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    root = inflater.inflate(R.layout.issue_detail, null, false);
    title = (TextView) root.findViewById(R.id.issue_detail_title);
    ViewTreeObserver observer = title.getViewTreeObserver();
    observer.addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
        @Override/* w w  w .j  a  v a2  s  . co m*/
        public void onGlobalLayout() {
            scrollView.setPadding(scrollView.getPaddingLeft(),
                    title.getHeight() - (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 15,
                            getResources().getDisplayMetrics()),
                    scrollView.getPaddingRight(), scrollView.getPaddingBottom());
        }
    });
    theIssue = (TextView) root.findViewById(R.id.the_issue_title);
    text = (TextView) root.findViewById(R.id.issue_text);
    theDebate = (TextView) root.findViewById(R.id.the_debate_title);
    choicesArea = (ViewGroup) root.findViewById(R.id.issue_choices_area);
    scrollView = (ScrollView) root.findViewById(R.id.issue_scroll_view);
    layout = (ViewGroup) root.findViewById(R.id.layout);

    ActionBar actionBar = ((AppCompatActivity) getActivity()).getSupportActionBar();
    actionBar.setDisplayHomeAsUpEnabled(true);
    actionBar.setHomeButtonEnabled(true);

    return root;
}

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From source file:org.zywx.wbpalmstar.plugin.uexscrawl.PhotoScrawlActivity.java

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.plugin_uexscrawl_photo_edit_layout);
    initViews();//from   w  w  w  . j a  v a  2 s.  c om
    Intent intent = getIntent();
    mPath = intent.getStringExtra(KEY_INTENT_IMAGE_PATH);
    ViewTreeObserver vto2 = mImageContentLayout.getViewTreeObserver();
    vto2.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            if (Build.VERSION.SDK_INT < 16) {
                mImageContentLayout.getViewTreeObserver().removeGlobalOnLayoutListener(this);
            } else {
                mImageContentLayout.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            }
            resizeBitmap();
        }
    });
}

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From source file:com.example.linhdq.test.MonitoredActivity.java

/**
 * position the app icon at the bottom of the action bar and start animation
 *//*from  w ww.j a  v a 2s  .c  o m*/
private void initAppIcon(final int dialogId, ImageView appIcon) {
    setDialogId(dialogId);
    mAppIcon = appIcon;
    final ViewTreeObserver viewTreeObserver = appIcon.getViewTreeObserver();
    if (viewTreeObserver.isAlive()) {
        viewTreeObserver.addOnGlobalLayoutListener(this);

    }
}

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From source file:com.givon.baseproject.xinlu.fragment.FraHome.java

private void InitViewPager(View parentView) {
    mPager = (MyViewPager) parentView.findViewById(R.id.vPager);
    mPager.setOffscreenPageLimit(2);//w  w  w . j  a v a 2s.c  o  m
    final int w = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    final int h = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    ViewTreeObserver vto = mPager.getViewTreeObserver();
    vto.addOnGlobalLayoutListener(new OnGlobalLayoutListener() {

        public void onGlobalLayout() {
            mPager.getViewTreeObserver().removeGlobalOnLayoutListener(this);
            View view = mPager.getChildAt(mPager.getCurrentItem());
            view.measure(w, h);
            LayoutParams params = new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT);
            // params.height = view.getMeasuredHeight();
            params.height = BaseApplication.mHeight;
            mPager.setLayoutParams(params);
        }
    });
    fragmentsList = new ArrayList<Fragment>();

    home1 = new FraTuiJian(this);
    home2 = new FraFriend(this);
    home3 = new FraActive(this);

    fragmentsList.add(home1);
    fragmentsList.add(home2);
    fragmentsList.add(home3);

    mPager.setAdapter(new MyFragmentPagerAdapter(getChildFragmentManager(), fragmentsList));
    mPager.setOnPageChangeListener(new MyOnPageChangeListener());
    mPager.setCurrentItem(0);

}

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From source file:de.lmu.ifi.medien.probui.system.ProbUIManager.java

public ProbUIManager(View view, int containerID) {

    this.view = view;
    container = (ProbUIContainer) view.findViewById(containerID);
    container.registerProbUIManager(this);
    // Call finaliseSetup() after Android has finished layouting the container:
    ViewTreeObserver vto = container.getViewGroup().getViewTreeObserver();
    vto.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override// www. java2  s .  c o m
        public void onGlobalLayout() {
            container.getViewGroup().getViewTreeObserver().removeGlobalOnLayoutListener(this);
            screenWidth = container.getViewGroup().getMeasuredWidth();
            screenHeight = container.getViewGroup().getMeasuredHeight();
            Log.d("ProbUIManager", "onGlobalLayout: " + screenWidth + ", " + screenHeight);
            finaliseSetup();
        }
    });

    // init probInteractors list:
    this.probInteractors = new ArrayList<ProbInteractor>();

    this.nonProbInteractors = new ArrayList<View>();

    // init mediator:
    this.mediator = new ProbUIMediatorImpl();
}

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From source file:quickbeer.android.features.barcodescanner.BarcodeScanActivity.java

/**
 * Initializes the UI and creates the detector pipeline.
 *//*w  w w . ja  va  2s . com*/
@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);

    analytics = new Analytics(this);
    analytics.createEvent(Events.Screen.BARCODE_SCANNER);

    setContentView(R.layout.barcode_scan_activity);

    mPreview = (CameraSourcePreview) findViewById(R.id.preview);
    mGraphicOverlay = (GraphicOverlay<BarcodeGraphic>) findViewById(R.id.graphicOverlay);

    ViewTreeObserver viewTreeObserver = mPreview.getViewTreeObserver();

    if (viewTreeObserver.isAlive()) {
        viewTreeObserver.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
            @Override
            public void onGlobalLayout() {
                mPreview.getViewTreeObserver().removeOnGlobalLayoutListener(this);
                viewWidth = mPreview.getWidth();
                viewHeight = mPreview.getHeight();

                // Check for the camera permission before accessing the camera.  If the
                // permission is not granted yet, request permission.
                int rc = ContextCompat.checkSelfPermission(BarcodeScanActivity.this,
                        Manifest.permission.CAMERA);
                if (rc == PackageManager.PERMISSION_GRANTED) {
                    createCameraSource();
                    startCameraSource();
                } else {
                    requestCameraPermission();
                }
            }
        });
    }
}

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From source file:com.freegeek.android.materialbanner.MaterialBanner.java

public MaterialBanner setIndicator(PageIndicator pageIndicator) {
    if (mPageIndicator == pageIndicator)
        return this;

    //remove old indicator view first;
    if (mPageIndicator != null)
        mIndicatorContainer.removeView(mPageIndicator.getView());
    mPageIndicator = pageIndicator;//  ww w .ja  va 2  s.  co m
    mPageIndicator.setViewPager(mViewPager);
    mPageIndicator.setCurrentItem(getCurrentItem());
    mIndicatorContainer.addView(mPageIndicator.getView(), mIndicatorParams);
    //update listener
    setOnPageChangeListener(mOnPageChangeListener);
    //get the real height then update margin;
    ViewTreeObserver observer = mIndicatorContainer.getViewTreeObserver();
    observer.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            updateMargin();
        }
    });
    return this;
}

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From source file:com.cypress.cysmart.BLEServiceFragments.RGBFragment.java

private void setDefaultColorPickerPositionColor() {
    ViewTreeObserver observer = mcolorpicker.getViewTreeObserver();
    observer.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override/*from   www.ja  va2  s  .co m*/
        public void onGlobalLayout() {
            mcolorpicker.getViewTreeObserver().removeGlobalOnLayoutListener(this);
            int[] locations = new int[2];
            mcolorpicker.getLocationOnScreen(locations);
            int x = locations[0];
            int y = locations[1];
            if (x < mBmp.getWidth() && y < mBmp.getHeight()) {
                int p = mBmp.getPixel(x, y);
                if (p != 0) {
                    r = Color.red(p);
                    g = Color.green(p);
                    b = Color.blue(p);
                    Logger.i("r--->" + r + "g-->" + g + "b-->" + b);
                    UIupdation();
                }
            }
        }
    });

}

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From source file:com.luke.lukef.lukeapp.fragments.NewSubmissionFragment.java

@Nullable
@Override//from  w w w . jav a  2 s  .  co m
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    this.fragmentView = inflater.inflate(R.layout.fragment_new_submission, container, false);
    // find the views and add listeners
    findViews();
    setupClickListeners();
    fetchBundleFromArguments();

    ArrayList<String> selectedCategories = new ArrayList<>();
    this.categorySelectButton.setOnClickListener(this);
    this.confirmedCategories = new ArrayList<>();
    this.tempCategories = new ArrayList<>();

    ViewTreeObserver vto = this.mapThumbnail.getViewTreeObserver();
    vto.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            final LukeNetUtils lukeNetUtils = new LukeNetUtils(getMainActivity());
            getMainActivity().runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    try {
                        mapThumbnail.setImageBitmap(lukeNetUtils.getMapThumbnail(location,
                                mapThumbnail.getWidth(), mapThumbnail.getHeight()));
                    } catch (ExecutionException | InterruptedException e) {
                        Log.e(TAG, "run: ERROR SETTING IMAGE", e);
                    }
                }
            });
            photoThumbnail.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            Log.e(TAG, "onGlobalLayout: photothumnailImageview dimensions:" + photoThumbnail.getWidth() + " x "
                    + photoThumbnail.getHeight());
        }
    });
    return fragmentView;
}

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