Example usage for android.view View getTop

Introduction

In this page you can find the example usage for android.view View getTop.

Prototype

@ViewDebug.CapturedViewProperty
public final int getTop() 

Source Link

Document

Top position of this view relative to its parent.

Usage

From source file:com.dm.xz.views.PinnedSectionListView.java

/** Makes sure we have an actual pinned shadow for given position. */
void ensureShadowForPosition(int sectionPosition, int firstVisibleItem, int visibleItemCount) {
    if (visibleItemCount < 2) { // no need for creating shadow at all, we have a single visible item
        destroyPinnedShadow();/*from  w  w  w .ja va 2s. co m*/
        return;
    }

    if (mPinnedSection != null && mPinnedSection.position != sectionPosition) { // invalidate shadow, if required
        destroyPinnedShadow();
    }

    if (mPinnedSection == null) { // create shadow, if empty
        createPinnedShadow(sectionPosition);
    }

    // align shadow according to next section position, if needed
    int nextPosition = sectionPosition + 1;
    if (nextPosition < getCount()) {
        int nextSectionPosition = findFirstVisibleSectionPosition(nextPosition,
                visibleItemCount - (nextPosition - firstVisibleItem));
        if (nextSectionPosition > -1) {
            View nextSectionView = getChildAt(nextSectionPosition - firstVisibleItem);
            final int bottom = mPinnedSection.view.getBottom() + getPaddingTop();
            mSectionsDistanceY = nextSectionView.getTop() - bottom;
            if (mSectionsDistanceY < 0) {
                // next section overlaps pinned shadow, move it up
                mTranslateY = mSectionsDistanceY;
            } else {
                // next section does not overlap with pinned, stick to top
                mTranslateY = 0;
            }
        } else {
            // no other sections are visible, stick to top
            mTranslateY = 0;
            mSectionsDistanceY = Integer.MAX_VALUE;
        }
    }

}

---

From source file:com.androidarchitecture.widgets.RecyclerViewSwipeToDeleteImpl.java

/**
 * This is the standard support library way of implementing "swipe to delete" feature. You can do custom drawing in onChildDraw method
 * but whatever you draw will disappear once the swipe is over, and while the items are animating to their new position the recycler view
 * background will be visible. That is rarely an desired effect.
 *//*  w  w w  .j  av a  2s .  c  om*/
private void setUpItemTouchHelper() {

    ItemTouchHelper.SimpleCallback simpleItemTouchCallback = new ItemTouchHelper.SimpleCallback(0,
            ItemTouchHelper.LEFT) {

        // we want to cache these and not allocate anything repeatedly in the onChildDraw method
        Drawable background;
        Drawable xMark;
        int xMarkMargin;
        boolean initiated;

        private void init() {
            background = new ColorDrawable(ContextCompat.getColor(mContext, R.color.colorPrimary));
            xMark = ContextCompat.getDrawable(mContext, R.drawable.ic_cancel_black_24dp);
            xMark.setColorFilter(Color.WHITE, PorterDuff.Mode.SRC_ATOP);
            xMarkMargin = (int) mContext.getResources().getDimension(R.dimen.activity_margin);
            initiated = true;
        }

        // not important, we don't want drag & drop
        @Override
        public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder,
                RecyclerView.ViewHolder target) {
            return false;
        }

        @Override
        public int getSwipeDirs(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
            return super.getSwipeDirs(recyclerView, viewHolder);
        }

        @Override
        public void onSwiped(RecyclerView.ViewHolder viewHolder, int swipeDir) {
            int swipedPosition = viewHolder.getAdapterPosition();
            mListener.removeItem(swipedPosition);
        }

        @Override
        public void onChildDraw(Canvas c, RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder,
                float dX, float dY, int actionState, boolean isCurrentlyActive) {
            View itemView = viewHolder.itemView;

            // not sure why, but this method get's called for viewHolder that are already swiped away
            if (viewHolder.getAdapterPosition() == -1) {
                // not interested in those
                return;
            }

            if (!initiated) {
                init();
            }

            // draw red background
            background.setBounds(itemView.getRight() + (int) dX, itemView.getTop(), itemView.getRight(),
                    itemView.getBottom());
            background.draw(c);

            // draw x mark
            int itemHeight = itemView.getBottom() - itemView.getTop();
            int intrinsicWidth = xMark.getIntrinsicWidth();
            int intrinsicHeight = xMark.getIntrinsicWidth();

            int xMarkLeft = itemView.getRight() - xMarkMargin - intrinsicWidth;
            int xMarkRight = itemView.getRight() - xMarkMargin;
            int xMarkTop = itemView.getTop() + (itemHeight - intrinsicHeight) / 2;
            int xMarkBottom = xMarkTop + intrinsicHeight;
            xMark.setBounds(xMarkLeft, xMarkTop, xMarkRight, xMarkBottom);

            xMark.draw(c);

            super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
        }

    };
    ItemTouchHelper mItemTouchHelper = new ItemTouchHelper(simpleItemTouchCallback);
    mItemTouchHelper.attachToRecyclerView(mRecyclerView);
}

---

From source file:com.android.music.AlbumBrowserActivity.java

@Override
public void onDestroy() {
    ListView lv = getListView();//www  .  j a  v a2 s  . c om
    if (lv != null) {
        mLastListPosCourse = lv.getFirstVisiblePosition();
        View cv = lv.getChildAt(0);
        if (cv != null) {
            mLastListPosFine = cv.getTop();
        }
    }
    MusicUtils.unbindFromService(mToken);
    // If we have an adapter and didn't send it off to another activity yet, we should
    // close its cursor, which we do by assigning a null cursor to it. Doing this
    // instead of closing the cursor directly keeps the framework from accessing
    // the closed cursor later.
    if (!mAdapterSent && mAdapter != null) {
        mAdapter.changeCursor(null);
    }
    // Because we pass the adapter to the next activity, we need to make
    // sure it doesn't keep a reference to this activity. We can do this
    // by clearing its DatasetObservers, which setListAdapter(null) does.
    setListAdapter(null);
    mAdapter = null;
    unregisterReceiver(mScanListener);
    super.onDestroy();
}

---

From source file:com.ameron32.apps.tapnotes._trial._demo.fragment.expandable.MyExpandableDraggableSwipeableItemAdapter.java

@Override
public boolean onCheckGroupCanStartDrag(MyGroupViewHolder holder, int groupPosition, int x, int y) {
    // x, y --- relative from the itemView's top-left
    final View containerView = holder.mContainer;
    final View dragHandleView = holder.mDragHandle;

    final int offsetX = containerView.getLeft() + (int) (ViewCompat.getTranslationX(containerView) + 0.5f);
    final int offsetY = containerView.getTop() + (int) (ViewCompat.getTranslationY(containerView) + 0.5f);

    return ViewUtil.hitTest(dragHandleView, x - offsetX, y - offsetY);
}

---

From source file:com.ameron32.apps.tapnotes._trial._demo.fragment.expandable.MyExpandableDraggableSwipeableItemAdapter.java

@Override
public boolean onCheckChildCanStartDrag(MyChildViewHolder holder, int groupPosition, int childPosition, int x,
        int y) {//from  www  .java 2s  .  c om
    // x, y --- relative from the itemView's top-left
    final View containerView = holder.mContainer;
    final View dragHandleView = holder.mDragHandle;

    final int offsetX = containerView.getLeft() + (int) (ViewCompat.getTranslationX(containerView) + 0.5f);
    final int offsetY = containerView.getTop() + (int) (ViewCompat.getTranslationY(containerView) + 0.5f);

    return ViewUtil.hitTest(dragHandleView, x - offsetX, y - offsetY);
}

---

From source file:com.ameron32.apps.tapnotes._trial._demo.fragment.expandable.MyExpandableDraggableSwipeableItemAdapter.java

@Override
public boolean onCheckCanExpandOrCollapseGroup(MyGroupViewHolder holder, int groupPosition, int x, int y,
        boolean expand) {
    // check the item is *not* pinned
    if (mProvider.getGroupItem(groupPosition).isPinnedToSwipeLeft()) {
        // return false to raise View.OnClickListener#onClick() event
        return false;
    }/*from   ww w  .ja v a2 s.  c om*/

    // check is enabled
    if (!(holder.itemView.isEnabled() && holder.itemView.isClickable())) {
        return false;
    }

    final View containerView = holder.mContainer;
    final View dragHandleView = holder.mDragHandle;

    final int offsetX = containerView.getLeft() + (int) (ViewCompat.getTranslationX(containerView) + 0.5f);
    final int offsetY = containerView.getTop() + (int) (ViewCompat.getTranslationY(containerView) + 0.5f);

    return !ViewUtil.hitTest(dragHandleView, x - offsetX, y - offsetY);
}

---

From source file:com.scigames.registration.LoginActivity.java

@Override
public boolean dispatchTouchEvent(MotionEvent event) {

    View v = getCurrentFocus();/*w ww  . j  a v a  2s . c o m*/
    Log.d(TAG, "CLICK DETECTED");
    getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
    //        getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION );
    //        v.setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
    //        Window win = this.getWindow(); // in Activity's onCreate() for instance
    //        win.setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
    //                WindowManager.LayoutParams.FLAG_FULLSCREEN);
    boolean ret = super.dispatchTouchEvent(event);

    if (v instanceof EditText) {
        View w = getCurrentFocus();
        int scrcoords[] = new int[2];
        w.getLocationOnScreen(scrcoords);
        float x = event.getRawX() + w.getLeft() - scrcoords[0];
        float y = event.getRawY() + w.getTop() - scrcoords[1];

        Log.d("Activity",
                "Touch event " + event.getRawX() + "," + event.getRawY() + " " + x + "," + y + " rect "
                        + w.getLeft() + "," + w.getTop() + "," + w.getRight() + "," + w.getBottom() + " coords "
                        + scrcoords[0] + "," + scrcoords[1]);
        if (event.getAction() == MotionEvent.ACTION_UP
                && (x < w.getLeft() || x >= w.getRight() || y < w.getTop() || y > w.getBottom())) {

            InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
            imm.hideSoftInputFromWindow(getWindow().getCurrentFocus().getWindowToken(), 0);
        }
    }
    return ret;

}

---

From source file:com.android.music.ArtistAlbumBrowserFragment.java

@Override
public void onDestroy() {
    // TODO Auto-generated method stub
    //ExpandableListView lv = getExpandableListView();
    if (lv != null) {
        mLastListPosCourse = lv.getFirstVisiblePosition();
        View cv = lv.getChildAt(0);
        if (cv != null) {
            mLastListPosFine = cv.getTop();
        }/*  w w  w  .j av a 2 s . c  om*/
    }
    MusicUtils.unbindFromService(mToken);
    // If we have an adapter and didn't send it off to another activity yet, we should
    // close its cursor, which we do by assigning a null cursor to it. Doing this
    // instead of closing the cursor directly keeps the framework from accessing
    // the closed cursor later.
    if (!mAdapterSent && mAdapter != null) {
        mAdapter.changeCursor(null);
    }
    // Because we pass the adapter to the next activity, we need to make
    // sure it doesn't keep a reference to this activity. We can do this
    // by clearing its DatasetObservers, which setListAdapter(null) does.
    //lv.setAdapter(null);
    mAdapter = null;
    getActivity().unregisterReceiver(mScanListener);
    lv.setAdapter(mAdapter);
    super.onDestroy();
}

---

From source file:android.widget.PinnedHeaderListView.java

@Override
protected void dispatchDraw(final Canvas canvas) {
    final long currentTime = mAnimating ? System.currentTimeMillis() : 0;

    int top = 0;//w  ww  .jav a 2 s. c o m
    final int right = 0;
    int bottom = getBottom();
    boolean hasVisibleHeaders = false;
    for (int i = 0; i < mSize; i++) {
        final PinnedHeader header = mHeaders[i];
        if (header.visible) {
            hasVisibleHeaders = true;
            if (header.state == BOTTOM && header.y < bottom)
                bottom = header.y;
            else if (header.state == TOP || header.state == FADING) {
                final int newTop = header.y + header.height;
                if (newTop > top)
                    top = newTop;
            }
        }
    }

    if (hasVisibleHeaders)
        canvas.save();

    super.dispatchDraw(canvas);

    if (hasVisibleHeaders) {
        canvas.restore();

        // If the first item is visible and if it has a positive top that is greater than the
        // first header's assigned y-value, use that for the first header's y value. This way,
        // the header inherits any padding applied to the list view.
        if (mSize > 0 && getFirstVisiblePosition() == 0) {
            final View firstChild = getChildAt(0);
            final PinnedHeader firstHeader = mHeaders[0];

            if (firstHeader != null) {
                final int firstHeaderTop = firstChild != null ? firstChild.getTop() : 0;
                firstHeader.y = Math.max(firstHeader.y, firstHeaderTop);
            }
        }

        // First draw top headers, then the bottom ones to handle the Z axis correctly
        for (int i = mSize; --i >= 0;) {
            final PinnedHeader header = mHeaders[i];
            if (header.visible && (header.state == TOP || header.state == FADING))
                drawHeader(canvas, header, currentTime);
        }

        for (int i = 0; i < mSize; i++) {
            final PinnedHeader header = mHeaders[i];
            if (header.visible && header.state == BOTTOM)
                drawHeader(canvas, header, currentTime);
        }
    }

    invalidateIfAnimating();
}

---

From source file:com.devbrackets.android.recyclerext.decoration.ReorderDecoration.java

/**
 * Generates the Bitmap that will be used to represent the view being dragged across the screen
 *
 * @param view The view to create the drag bitmap from
 * @return The bitmap representing the drag view
 *///  w  ww . j a va2  s  .co  m
private BitmapDrawable createDragBitmap(View view) {
    floatingItemStartingBounds = new Rect(view.getLeft(), view.getTop(), view.getRight(), view.getBottom());
    floatingItemBounds = new Rect(floatingItemStartingBounds);

    Bitmap bitmap = Bitmap.createBitmap(floatingItemStartingBounds.width(), floatingItemStartingBounds.height(),
            Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    view.draw(canvas);

    BitmapDrawable retDrawable = new BitmapDrawable(view.getResources(), bitmap);
    retDrawable.setBounds(floatingItemBounds);

    return retDrawable;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• 40
• 41
• 42
• 43
• 44
• 45
• 46
• 47
• 48
• 49
• 50
• »