Example usage for android.view ViewTreeObserver addOnGlobalLayoutListener

List of usage examples for android.view ViewTreeObserver addOnGlobalLayoutListener

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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:cn.golden.pinchzoomcanvasview.PinchZoomCanvasViewAttacher.java

public PinchZoomCanvasViewAttacher(ImageView imageView, boolean zoomable) {
    mImageView = new WeakReference<>(imageView);

    imageView.setDrawingCacheEnabled(true);
    imageView.setOnTouchListener(this);

    ViewTreeObserver observer = imageView.getViewTreeObserver();
    if (null != observer)
        observer.addOnGlobalLayoutListener(this);

    // Make sure we using MATRIX Scale Type
    setImageViewScaleTypeMatrix(imageView);

    if (imageView.isInEditMode()) {
        return;//from www  .  ja va2  s. c  o  m
    }
    // Create Gesture Detectors...
    mScaleDragDetector = VersionedGestureDetector.newInstance(imageView.getContext(), this);

    mGestureDetector = new GestureDetector(imageView.getContext(),
            new GestureDetector.SimpleOnGestureListener() {

                // forward long click listener
                @Override
                public void onLongPress(MotionEvent e) {
                    if (null != mLongClickListener) {
                        mLongClickListener.onLongClick(getImageView());
                    }
                }

                @Override
                public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {

                    if (mSingleFlingListener != null) {
                        if (getScale() > DEFAULT_MIN_SCALE) {
                            return false;
                        }

                        if (MotionEventCompat.getPointerCount(e1) > SINGLE_TOUCH
                                || MotionEventCompat.getPointerCount(e2) > SINGLE_TOUCH) {
                            return false;
                        }
                        return mSingleFlingListener.onFling(e1, e2, velocityX, velocityY);
                    }
                    return false;
                }
            });

    //        mGestureDetector.setOnDoubleTapListener(new DefaultOnDoubleTapListener(this));
    mBaseRotation = 0.0f;

    // Finally, update the UI so that we're zoomable
    setZoomable(zoomable);
}

From source file:net.tjado.passwdsafe.PasswdSafeOpenFileFragment.java

public void resetOverflowButton(final Activity activity) {
    final String overflowDescription = activity.getString(R.string.abc_action_menu_overflow_description);
    final ViewGroup decorView = (ViewGroup) activity.getWindow().getDecorView();
    final ViewTreeObserver viewTreeObserver = decorView.getViewTreeObserver();
    viewTreeObserver.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override//from  ww w . ja va 2s  .  com
        public void onGlobalLayout() {
            final ArrayList<View> outViews = new ArrayList<View>();
            decorView.findViewsWithText(outViews, overflowDescription,
                    View.FIND_VIEWS_WITH_CONTENT_DESCRIPTION);
            if (outViews.isEmpty()) {
                return;
            }
            AppCompatImageView overflow = (AppCompatImageView) outViews.get(0);

            overflow.setImageDrawable(itsOriginalDrawable);
            removeOnGlobalLayoutListener(decorView, this);
        }
    });
}

From source file:net.tjado.passwdsafe.PasswdSafeOpenFileFragment.java

public void setOverflowButton(final Activity activity) {
    final String overflowDescription = activity.getString(R.string.abc_action_menu_overflow_description);
    final ViewGroup decorView = (ViewGroup) activity.getWindow().getDecorView();
    final ViewTreeObserver viewTreeObserver = decorView.getViewTreeObserver();
    viewTreeObserver.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override//from w  w  w  .  j av  a 2  s.  co  m
        public void onGlobalLayout() {
            final ArrayList<View> outViews = new ArrayList<View>();
            decorView.findViewsWithText(outViews, overflowDescription,
                    View.FIND_VIEWS_WITH_CONTENT_DESCRIPTION);
            if (outViews.isEmpty()) {
                return;
            }
            AppCompatImageView overflow = (AppCompatImageView) outViews.get(0);

            itsOriginalDrawable = overflow.getDrawable();

            overflow.setImageDrawable(PasswdSafeUtil.scaleImage(
                    activity.getResources().getDrawable(R.drawable.icon_yubico), 0.09f, getResources()));
            overflow.setColorFilter(activity.getResources().getColor(R.color.menu_icon_color));
            removeOnGlobalLayoutListener(decorView, this);
        }
    });
}

From source file:com.example.g40_70m.framedemo.view.photoview.PhotoViewAttacher.java

public PhotoViewAttacher(ImageView imageView, boolean zoomable) {
    mImageView = new WeakReference<>(imageView);

    imageView.setDrawingCacheEnabled(true);
    imageView.setOnTouchListener(this);

    ViewTreeObserver observer = imageView.getViewTreeObserver();
    if (null != observer)
        observer.addOnGlobalLayoutListener(this);

    // Make sure we using MATRIX Scale Type
    setImageViewScaleTypeMatrix(imageView);

    if (imageView.isInEditMode()) {
        return;//from  w w w .ja v  a  2s . c o  m
    }
    // Create Gesture Detectors...
    mScaleDragDetector = VersionedGestureDetector.newInstance(imageView.getContext(), this);
    mGestureDetector = new GestureDetector(imageView.getContext().getApplicationContext(),
            new GestureDetector.SimpleOnGestureListener() {

                @Override
                public boolean onDown(MotionEvent e) {
                    downTime = System.currentTimeMillis();
                    singeClick = !singeClick;
                    return super.onDown(e);
                }

                @Override
                public boolean onSingleTapUp(MotionEvent e) {
                    if (System.currentTimeMillis() - downTime < 200) {
                        getImageView().postDelayed(new Runnable() {//300? ?
                            @Override
                            public void run() {
                                if (singeClick) {
                                    onClickListener.onClick(getImageView());
                                }
                            }
                        }, 300);
                    }
                    downTime = 0;
                    return super.onSingleTapUp(e);
                }

                // forward long click listener
                @Override
                public void onLongPress(MotionEvent e) {
                    singeClick = false;
                    if (null != mLongClickListener) {
                        mLongClickListener.onLongClick(getImageView());
                    }
                }

                @Override
                public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
                    if (mSingleFlingListener != null) {
                        if (getScale() > DEFAULT_MIN_SCALE) {
                            return false;
                        }
                        if (MotionEventCompat.getPointerCount(e1) > SINGLE_TOUCH
                                || MotionEventCompat.getPointerCount(e2) > SINGLE_TOUCH) {
                            return false;
                        }

                        return mSingleFlingListener.onFling(e1, e2, velocityX, velocityY);
                    }
                    return false;
                }
            });

    mGestureDetector.setOnDoubleTapListener(new DefaultOnDoubleTapListener(this));
    mBaseRotation = 0.0f;

    // Finally, update the UI so that we're zoomable
    setZoomable(zoomable);
}

From source file:baizhuan.hangzhou.com.gankcopy.view.customview.photoview.PhotoViewAttacher.java

public PhotoViewAttacher(ImageView imageView, boolean zoomable) {
    mImageView = new WeakReference<>(imageView);

    imageView.setDrawingCacheEnabled(true);
    imageView.setOnTouchListener(this);

    ViewTreeObserver observer = imageView.getViewTreeObserver();
    if (null != observer)
        observer.addOnGlobalLayoutListener(this);

    // Make sure we using MATRIX Scale Type
    setImageViewScaleTypeMatrix(imageView);

    if (imageView.isInEditMode()) {
        return;//  w  w  w .ja va 2s.  c  o m
    }
    // Create Gesture Detectors...
    mScaleDragDetector = VersionedGestureDetector.newInstance(imageView.getContext(), this);

    mGestureDetector = new GestureDetector(imageView.getContext(),
            new GestureDetector.SimpleOnGestureListener() {

                // forward long click listener
                @Override
                public void onLongPress(MotionEvent e) {
                    if (null != mLongClickListener) {
                        mLongClickListener.onLongClick(getImageView());
                    }
                }

                @Override
                public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
                    if (mSingleFlingListener != null) {
                        if (getScale() > DEFAULT_MIN_SCALE) {
                            return false;
                        }

                        if (MotionEventCompat.getPointerCount(e1) > SINGLE_TOUCH
                                || MotionEventCompat.getPointerCount(e2) > SINGLE_TOUCH) {
                            return false;
                        }

                        return mSingleFlingListener.onFling(e1, e2, velocityX, velocityY);
                    }
                    return false;
                }
            });

    mGestureDetector.setOnDoubleTapListener(new DefaultOnDoubleTapListener(this));
    mBaseRotation = 0.0f;

    // Finally, update the UI so that we're zoomable
    setZoomable(zoomable);
}

From source file:com.biggun.drawbitmapmesh.photoview.PhotoViewAttacher.java

public PhotoViewAttacher(ImageView imageView, boolean zoomable) {
    mImageView = new WeakReference<>(imageView);

    imageView.setDrawingCacheEnabled(true);
    imageView.setOnTouchListener(this);

    ViewTreeObserver observer = imageView.getViewTreeObserver();
    if (null != observer)
        observer.addOnGlobalLayoutListener(this);

    // Make sure we using MATRIX Scale Type
    setImageViewScaleTypeMatrix(imageView);

    if (imageView.isInEditMode()) {
        return;/*w  ww  .  java 2 s .c  om*/
    }
    // Create Gesture Detectors...
    mScaleDragDetector = VersionedGestureDetector.newInstance(imageView.getContext(), this);

    mGestureDetector = new GestureDetector(imageView.getContext(),
            new GestureDetector.SimpleOnGestureListener() {

                // forward long click listener
                @Override
                public void onLongPress(MotionEvent e) {
                    if (null != mLongClickListener) {
                        mLongClickListener.onLongClick(getImageView());
                    }
                }

                @Override
                public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
                    if (mSingleFlingListener != null) {
                        if (getScale() > DEFAULT_MIN_SCALE) {
                            return false;
                        }

                        if (MotionEventCompat.getPointerCount(e1) > SINGLE_TOUCH
                                || MotionEventCompat.getPointerCount(e2) > SINGLE_TOUCH) {
                            return false;
                        }

                        return mSingleFlingListener.onFling(e1, e2, velocityX, velocityY);
                    }
                    return false;
                }

            });

    mGestureDetector.setOnDoubleTapListener(new DefaultOnDoubleTapListener(this));
    mBaseRotation = 0.0f;

    // Finally, update the UI so that we're zoomable
    setZoomable(zoomable);
}

From source file:com.mooc.viewpage_photoview_circleindicator.photoview.PhotoViewAttacher.java

public PhotoViewAttacher(ImageView imageView, boolean zoomable) {
    //?//from  w  ww . j av  a2 s  . com
    mImageView = new WeakReference<>(imageView);

    imageView.setDrawingCacheEnabled(true);//???bitmap??
    imageView.setOnTouchListener(this);

    ViewTreeObserver observer = imageView.getViewTreeObserver();
    if (null != observer)
        observer.addOnGlobalLayoutListener(this);

    // Make sure we using MATRIX Scale Type
    setImageViewScaleTypeMatrix(imageView);

    //
    if (imageView.isInEditMode()) {
        return;
    }
    // Create Gesture Detectors...
    mScaleDragDetector = VersionedGestureDetector.newInstance(imageView.getContext(), this);

    mGestureDetector = new GestureDetector(imageView.getContext(),
            new GestureDetector.SimpleOnGestureListener() {

                // forward long click listener
                @Override
                public void onLongPress(MotionEvent e) {
                    if (null != mLongClickListener) {
                        mLongClickListener.onLongClick(getImageView());
                    }
                }

                @Override
                public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
                    if (mSingleFlingListener != null) {
                        if (getScale() > DEFAULT_MIN_SCALE) {
                            return false;
                        }

                        if (MotionEventCompat.getPointerCount(e1) > SINGLE_TOUCH
                                || MotionEventCompat.getPointerCount(e2) > SINGLE_TOUCH) {
                            return false;
                        }

                        return mSingleFlingListener.onFling(e1, e2, velocityX, velocityY);
                    }
                    return false;
                }
            });

    mGestureDetector.setOnDoubleTapListener(new DefaultOnDoubleTapListener(this));
    mBaseRotation = 0.0f;

    // Finally, update the UI so that we're zoomable
    setZoomable(zoomable);
}

From source file:com.google.samples.apps.iosched.ui.SessionDetailFragment.java

private void setupCustomScrolling(View rootView) {
    mScrollView = (ObservableScrollView) rootView.findViewById(R.id.scroll_view);
    mScrollView.addCallbacks(this);
    ViewTreeObserver vto = mScrollView.getViewTreeObserver();
    if (vto.isAlive()) {
        vto.addOnGlobalLayoutListener(mGlobalLayoutListener);
    }//from   w  ww  . ja  v a  2  s  .co m
}

From source file:com.google.samples.apps.iosched.ui.SessionDetailActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    UIUtils.tryTranslateHttpIntent(this);
    BeamUtils.tryUpdateIntentFromBeam(this);
    boolean shouldBeFloatingWindow = shouldBeFloatingWindow();
    if (shouldBeFloatingWindow) {
        setupFloatingWindow();//from w  ww  .  j  ava 2 s.c o  m
    }

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_session_detail);

    final Toolbar toolbar = getActionBarToolbar();
    toolbar.setNavigationIcon(shouldBeFloatingWindow ? R.drawable.ic_ab_close : R.drawable.ic_up);
    toolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            finish();
        }
    });
    mHandler.post(new Runnable() {
        @Override
        public void run() {
            toolbar.setTitle("");
        }
    });

    if (savedInstanceState == null) {
        Uri sessionUri = getIntent().getData();
        BeamUtils.setBeamSessionUri(this, sessionUri);
    }

    mSessionUri = getIntent().getData();

    if (mSessionUri == null) {
        return;
    }

    mSessionId = ScheduleContract.Sessions.getSessionId(mSessionUri);

    mFABElevation = getResources().getDimensionPixelSize(R.dimen.fab_elevation);
    mMaxHeaderElevation = getResources().getDimensionPixelSize(R.dimen.session_detail_max_header_elevation);

    mTagColorDotSize = getResources().getDimensionPixelSize(R.dimen.tag_color_dot_size);

    mHandler = new Handler();

    if (mSpeakersImageLoader == null) {
        mSpeakersImageLoader = new ImageLoader(this, R.drawable.person_image_empty);
    }
    if (mNoPlaceholderImageLoader == null) {
        mNoPlaceholderImageLoader = new ImageLoader(this);
    }

    mScrollView = (ObservableScrollView) findViewById(R.id.scroll_view);
    mScrollView.addCallbacks(this);
    ViewTreeObserver vto = mScrollView.getViewTreeObserver();
    if (vto.isAlive()) {
        vto.addOnGlobalLayoutListener(mGlobalLayoutListener);
    }

    mScrollViewChild = findViewById(R.id.scroll_view_child);
    mScrollViewChild.setVisibility(View.INVISIBLE);

    mDetailsContainer = findViewById(R.id.details_container);
    mHeaderBox = findViewById(R.id.header_session);
    mTitle = (TextView) findViewById(R.id.session_title);
    mSubtitle = (TextView) findViewById(R.id.session_subtitle);
    mPhotoViewContainer = findViewById(R.id.session_photo_container);
    mPhotoView = (ImageView) findViewById(R.id.session_photo);

    mPlusOneButton = (PlusOneButton) findViewById(R.id.plus_one_button);
    mAbstract = (TextView) findViewById(R.id.session_abstract);
    mRequirements = (TextView) findViewById(R.id.session_requirements);
    mTags = (LinearLayout) findViewById(R.id.session_tags);
    mTagsContainer = (ViewGroup) findViewById(R.id.session_tags_container);

    mAddScheduleButton = (CheckableFrameLayout) findViewById(R.id.add_schedule_button);
    mAddScheduleButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            boolean starred = !mStarred;
            SessionsHelper helper = new SessionsHelper(SessionDetailActivity.this);
            showStarred(starred, true);
            helper.setSessionStarred(mSessionUri, starred, mTitleString);
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                mAddScheduleButton.announceForAccessibility(
                        starred ? getString(R.string.session_details_a11y_session_added)
                                : getString(R.string.session_details_a11y_session_removed));
            }

            /* [ANALYTICS:EVENT]
             * TRIGGER:   Add or remove a session from My Schedule.
             * CATEGORY:  'Session'
             * ACTION:    'Starred' or 'Unstarred'
             * LABEL:     Session title/subtitle.
             * [/ANALYTICS]
             */
            AnalyticsManager.sendEvent("Session", starred ? "Starred" : "Unstarred", mTitleString, 0L);
        }
    });

    ViewCompat.setTransitionName(mPhotoView, TRANSITION_NAME_PHOTO);

    LoaderManager manager = getLoaderManager();
    manager.initLoader(SessionsQuery._TOKEN, null, this);
    manager.initLoader(SpeakersQuery._TOKEN, null, this);
    manager.initLoader(TAG_METADATA_TOKEN, null, this);
}

From source file:com.ncode.android.apps.schedo.ui.EventDetailActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    UIUtils.tryTranslateHttpIntent(this);
    BeamUtils.tryUpdateIntentFromBeam(this);
    boolean shouldBeFloatingWindow = shouldBeFloatingWindow();
    if (shouldBeFloatingWindow) {
        setupFloatingWindow();/* www .  j  a  v a2s  . c  o  m*/
    }

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_session_detail);

    final Toolbar toolbar = getActionBarToolbar();
    toolbar.setNavigationIcon(shouldBeFloatingWindow ? R.drawable.ic_ab_close : R.drawable.ic_up);
    toolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            finish();
        }
    });
    mHandler.post(new Runnable() {
        @Override
        public void run() {
            toolbar.setTitle("");
        }
    });

    if (savedInstanceState == null) {
        Uri sessionUri = getIntent().getData();
        BeamUtils.setBeamSessionUri(this, sessionUri);
    }

    mSessionUri = getIntent().getData();

    if (mSessionUri == null) {
        return;
    }

    mSessionId = ScheduleContract.Sessions.getSessionId(mSessionUri);

    mFABElevation = getResources().getDimensionPixelSize(R.dimen.fab_elevation);
    mMaxHeaderElevation = getResources().getDimensionPixelSize(R.dimen.session_detail_max_header_elevation);

    mTagColorDotSize = getResources().getDimensionPixelSize(R.dimen.tag_color_dot_size);

    mHandler = new Handler();

    if (mSpeakersImageLoader == null) {
        mSpeakersImageLoader = new ImageLoader(this, R.drawable.person_image_empty);
    }
    if (mNoPlaceholderImageLoader == null) {
        mNoPlaceholderImageLoader = new ImageLoader(this);
    }

    mScrollView = (ObservableScrollView) findViewById(R.id.scroll_view);
    mScrollView.addCallbacks(this);
    ViewTreeObserver vto = mScrollView.getViewTreeObserver();
    if (vto.isAlive()) {
        vto.addOnGlobalLayoutListener(mGlobalLayoutListener);
    }

    mScrollViewChild = findViewById(R.id.scroll_view_child);
    mScrollViewChild.setVisibility(View.INVISIBLE);

    mDetailsContainer = findViewById(R.id.details_container);
    mHeaderBox = findViewById(R.id.header_session);
    mTitle = (TextView) findViewById(R.id.session_title);
    mSubtitle = (TextView) findViewById(R.id.session_subtitle);
    mPhotoViewContainer = findViewById(R.id.session_photo_container);
    mPhotoView = (ImageView) findViewById(R.id.session_photo);

    mPlusOneButton = (PlusOneButton) findViewById(R.id.plus_one_button);
    mAbstract = (TextView) findViewById(R.id.session_abstract);
    mRequirements = (TextView) findViewById(R.id.session_requirements);
    mTags = (LinearLayout) findViewById(R.id.session_tags);
    mTagsContainer = (ViewGroup) findViewById(R.id.session_tags_container);

    mAddScheduleButton = (CheckableFrameLayout) findViewById(R.id.add_schedule_button);
    mAddScheduleButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            boolean starred = !mStarred;
            SessionsHelper helper = new SessionsHelper(EventDetailActivity.this);
            showStarred(starred, true);
            helper.setSessionStarred(mSessionUri, starred, mTitleString);
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                mAddScheduleButton.announceForAccessibility(
                        starred ? getString(R.string.session_details_a11y_session_added)
                                : getString(R.string.session_details_a11y_session_removed));
            }

            /* [ANALYTICS:EVENT]
             * TRIGGER:   Add or remove a session from My Schedule.
             * CATEGORY:  'Session'
             * ACTION:    'Starred' or 'Unstarred'
             * LABEL:     Session title/subtitle.
             * [/ANALYTICS]
             */
            AnalyticsManager.sendEvent("Session", starred ? "Starred" : "Unstarred", mTitleString, 0L);
        }
    });

    ViewCompat.setTransitionName(mPhotoView, TRANSITION_NAME_PHOTO);

    LoaderManager manager = getLoaderManager();
    manager.initLoader(SessionsQuery._TOKEN, null, this);
    manager.initLoader(SpeakersQuery._TOKEN, null, this);
    manager.initLoader(TAG_METADATA_TOKEN, null, this);
}