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.aidy.bottomdrawerlayout.AllDrawerLayout.java

/**
 * Close the specified drawer view by animating it into view.
 * /*from w w  w .j  a  va  2  s .c o  m*/
 * @param drawerView
 *            Drawer view to close
 */
public void closeDrawer(View drawerView) {
    if (!isDrawerView(drawerView)) {
        throw new IllegalArgumentException("View " + drawerView + " is not a sliding drawer");
    }

    if (mFirstLayout) {
        final LayoutParams lp = (LayoutParams) drawerView.getLayoutParams();
        lp.onScreen = 0.f;
        lp.knownOpen = false;
    } else {
        switch (getDrawerViewAbsoluteGravity(drawerView)) {
        case Gravity.LEFT:
            if (checkDrawerViewAbsoluteGravity(drawerView, Gravity.LEFT))
                mLeftDragger.smoothSlideViewTo(drawerView, -drawerView.getWidth(), drawerView.getTop());
            break;
        case Gravity.RIGHT:
            if (checkDrawerViewAbsoluteGravity(drawerView, Gravity.RIGHT))
                mRightDragger.smoothSlideViewTo(drawerView, getWidth(), drawerView.getTop());
            break;
        case Gravity.TOP:
            if (checkDrawerViewAbsoluteGravity(drawerView, Gravity.TOP))
                mTopDragger.smoothSlideViewTo(drawerView, drawerView.getLeft(), -drawerView.getHeight());
            break;
        case Gravity.BOTTOM:
            if (checkDrawerViewAbsoluteGravity(drawerView, Gravity.BOTTOM))
                mBottomDragger.smoothSlideViewTo(drawerView, drawerView.getLeft(), getHeight());
            break;
        default:
            mBottomDragger.smoothSlideViewTo(drawerView, drawerView.getLeft(), getHeight());
            break;
        }
    }
    invalidate();
}

---

From source file:android.support.v17.leanback.widget.GridWidgetTest.java

public void testMultipleScrollPosition2() throws Throwable {
    mInstrumentation = getInstrumentation();
    Intent intent = new Intent(mInstrumentation.getContext(), GridActivity.class);
    intent.putExtra(GridActivity.EXTRA_LAYOUT_RESOURCE_ID, R.layout.vertical_linear);
    intent.putExtra(GridActivity.EXTRA_CHILD_LAYOUT_ID, R.layout.relative_layout);
    intent.putExtra(GridActivity.EXTRA_REQUEST_FOCUS_ONLAYOUT, true);
    int[] items = new int[100];
    for (int i = 0; i < items.length; i++) {
        items[i] = 300;/*  w  w  w  .jav  a 2 s  .c o  m*/
    }
    intent.putExtra(GridActivity.EXTRA_ITEMS, items);
    intent.putExtra(GridActivity.EXTRA_STAGGERED, false);
    intent.putExtra(GridActivity.EXTRA_VIEWTYPEPROVIDER_CLASS, TwoViewTypesProvider.class.getName());
    intent.putExtra(GridActivity.EXTRA_ITEMALIGNMENTPROVIDER_CLASS,
            PositionItemAlignmentFacetProviderForRelativeLayout2.class.getName());
    mOrientation = BaseGridView.VERTICAL;
    mNumRows = 1;

    initActivity(intent);

    assertEquals("First view is aligned with padding top", mGridView.getPaddingTop(),
            mGridView.getChildAt(0).getTop());

    sendKeys(KeyEvent.KEYCODE_DPAD_DOWN);
    waitForScrollIdle(mVerifyLayout);

    final View v = mGridView.getChildAt(0);
    View t1 = v.findViewById(R.id.t1);
    int t1align = t1.getTop();
    View t2 = v.findViewById(R.id.t2);
    int t2align = t2.getTop() - 10;
    assertEquals("Expected alignment for 2nd textview", mGridView.getPaddingTop() - (t2align - t1align),
            v.getTop());
}

---

From source file:android.support.v17.leanback.widget.GridWidgetTest.java

public void testMultipleScrollPosition3() throws Throwable {
    mInstrumentation = getInstrumentation();
    Intent intent = new Intent(mInstrumentation.getContext(), GridActivity.class);
    intent.putExtra(GridActivity.EXTRA_LAYOUT_RESOURCE_ID, R.layout.vertical_linear);
    intent.putExtra(GridActivity.EXTRA_CHILD_LAYOUT_ID, R.layout.relative_layout);
    intent.putExtra(GridActivity.EXTRA_REQUEST_FOCUS_ONLAYOUT, true);
    int[] items = new int[100];
    for (int i = 0; i < items.length; i++) {
        items[i] = 300;/* w  w w . jav  a  2s . c  om*/
    }
    intent.putExtra(GridActivity.EXTRA_ITEMS, items);
    intent.putExtra(GridActivity.EXTRA_STAGGERED, false);
    intent.putExtra(GridActivity.EXTRA_VIEWTYPEPROVIDER_CLASS, TwoViewTypesProvider.class.getName());
    intent.putExtra(GridActivity.EXTRA_ITEMALIGNMENTPROVIDER_VIEWTYPE_CLASS,
            ViewTypePositionItemAlignmentFacetProviderForRelativeLayout2.class.getName());
    mOrientation = BaseGridView.VERTICAL;
    mNumRows = 1;

    initActivity(intent);

    assertEquals("First view is aligned with padding top", mGridView.getPaddingTop(),
            mGridView.getChildAt(0).getTop());

    sendKeys(KeyEvent.KEYCODE_DPAD_DOWN);
    waitForScrollIdle(mVerifyLayout);

    final View v = mGridView.getChildAt(0);
    View t1 = v.findViewById(R.id.t1);
    int t1align = t1.getTop();
    View t2 = v.findViewById(R.id.t2);
    int t2align = t2.getBottom() - 10;
    assertEquals("Expected alignment for 2nd textview", mGridView.getPaddingTop() - (t2align - t1align),
            v.getTop());
}

---

From source file:android.support.v17.leanback.widget.GridWidgetTest.java

public void testMultipleScrollPosition1() throws Throwable {
    mInstrumentation = getInstrumentation();
    Intent intent = new Intent(mInstrumentation.getContext(), GridActivity.class);
    intent.putExtra(GridActivity.EXTRA_LAYOUT_RESOURCE_ID, R.layout.vertical_linear);
    intent.putExtra(GridActivity.EXTRA_CHILD_LAYOUT_ID, R.layout.relative_layout);
    intent.putExtra(GridActivity.EXTRA_REQUEST_FOCUS_ONLAYOUT, true);
    int[] items = new int[100];
    for (int i = 0; i < items.length; i++) {
        items[i] = 300;/*from w ww  .  j av a 2  s  . c o m*/
    }
    intent.putExtra(GridActivity.EXTRA_ITEMS, items);
    intent.putExtra(GridActivity.EXTRA_STAGGERED, false);
    intent.putExtra(GridActivity.EXTRA_VIEWTYPEPROVIDER_CLASS, TwoViewTypesProvider.class.getName());
    // Set ItemAlignment for each ViewHolder and view type,  ViewHolder should
    // override the view type settings.
    intent.putExtra(GridActivity.EXTRA_ITEMALIGNMENTPROVIDER_CLASS,
            PositionItemAlignmentFacetProviderForRelativeLayout1.class.getName());
    intent.putExtra(GridActivity.EXTRA_ITEMALIGNMENTPROVIDER_VIEWTYPE_CLASS,
            ViewTypePositionItemAlignmentFacetProviderForRelativeLayout2.class.getName());
    mOrientation = BaseGridView.VERTICAL;
    mNumRows = 1;

    initActivity(intent);

    assertEquals("First view is aligned with padding top", mGridView.getPaddingTop(),
            mGridView.getChildAt(0).getTop());

    sendKeys(KeyEvent.KEYCODE_DPAD_DOWN);
    waitForScrollIdle(mVerifyLayout);

    final View v = mGridView.getChildAt(0);
    View t1 = v.findViewById(R.id.t1);
    int t1align = (t1.getTop() + t1.getBottom()) / 2;
    View t2 = v.findViewById(R.id.t2);
    int t2align = t2.getBottom() - 10;
    assertEquals("Expected alignment for 2nd textview", mGridView.getPaddingTop() - (t2align - t1align),
            v.getTop());
}

---

From source file:android.support.v17.leanback.widget.GridWidgetTest.java

public void testExtraLayoutSpace() throws Throwable {
    mInstrumentation = getInstrumentation();
    Intent intent = new Intent(mInstrumentation.getContext(), GridActivity.class);
    intent.putExtra(GridActivity.EXTRA_LAYOUT_RESOURCE_ID, R.layout.vertical_linear);
    intent.putExtra(GridActivity.EXTRA_NUM_ITEMS, 1000);
    intent.putExtra(GridActivity.EXTRA_STAGGERED, false);
    initActivity(intent);/*from  w ww .j a v a  2s  . co  m*/

    final int windowSize = mGridView.getHeight();
    final int extraLayoutSize = windowSize;
    int itemLength = mActivity.mItemLengths[0];
    mOrientation = BaseGridView.VERTICAL;
    mNumRows = 1;

    // add extra layout space
    runTestOnUiThread(new Runnable() {
        public void run() {
            mGridView.setExtraLayoutSpace(extraLayoutSize);
        }
    });
    Thread.sleep(50);
    View v;
    v = mGridView.getChildAt(mGridView.getChildCount() - 1);
    assertTrue(v.getTop() < windowSize + extraLayoutSize);
    assertTrue(v.getBottom() >= windowSize + extraLayoutSize - mGridView.getVerticalMargin());

    mGridView.setSelectedPositionSmooth(150);
    waitForScrollIdle(mVerifyLayout);
    v = mGridView.getChildAt(0);
    assertTrue(v.getBottom() > -extraLayoutSize);
    assertTrue(v.getTop() <= -extraLayoutSize + mGridView.getVerticalMargin());

    // clear extra layout space
    runTestOnUiThread(new Runnable() {
        public void run() {
            mGridView.setExtraLayoutSpace(0);
            verifyMargin();
        }
    });
    Thread.sleep(50);
    v = mGridView.getChildAt(mGridView.getChildCount() - 1);
    assertTrue(v.getTop() < windowSize);
    assertTrue(v.getBottom() >= windowSize - mGridView.getVerticalMargin());
}

---

From source file:com.ad.view.staggeredgridview.StaggeredGridView.java

/**
 * Important: this method will leave offscreen views attached if they are
 * required to maintain the invariant that child view with index i is always
 * the view corresponding to position mFirstPosition + i.
 *///from  w  w  w  .j a v a 2  s . co  m
private void recycleOffscreenViews() {
    final int height = getHeight();
    final int clearAbove = -mItemMargin;
    final int clearBelow = height + mItemMargin;
    for (int i = getChildCount() - 1; i >= 0; i--) {
        final View child = getChildAt(i);
        if (child.getTop() <= clearBelow) {
            // There may be other offscreen views, but we need to maintain
            // the invariant documented above.
            break;
        }

        if (mInLayout) {
            removeViewsInLayout(i, 1);
        } else {
            removeViewAt(i);
        }

        mRecycler.addScrap(child);
    }

    while (getChildCount() > 0) {
        final View child = getChildAt(0);
        if (child.getBottom() >= clearAbove) {
            // There may be other offscreen views, but we need to maintain
            // the invariant documented above.
            break;
        }

        if (mInLayout) {
            removeViewsInLayout(0, 1);
        } else {
            removeViewAt(0);
        }

        mRecycler.addScrap(child);
        mFirstPosition++;
    }

    final int childCount = getChildCount();
    if (childCount > 0) {
        // Repair the top and bottom column boundaries from the views we
        // still have
        Arrays.fill(mItemTops, Integer.MAX_VALUE);
        Arrays.fill(mItemBottoms, Integer.MIN_VALUE);

        for (int i = 0; i < childCount; i++) {
            final View child = getChildAt(i);
            final LayoutParams lp = (LayoutParams) child.getLayoutParams();
            final int top = child.getTop() - mItemMargin;
            final int bottom = child.getBottom();
            final LayoutRecord rec = mLayoutRecords.get(mFirstPosition + i);

            final int colEnd = lp.column + Math.min(mColCount, lp.span);
            for (int col = lp.column; col < colEnd; col++) {
                final int colTop = top - rec.getMarginAbove(col - lp.column);
                final int colBottom = bottom + rec.getMarginBelow(col - lp.column);
                if (colTop < mItemTops[col]) {
                    mItemTops[col] = colTop;
                }
                if (colBottom > mItemBottoms[col]) {
                    mItemBottoms[col] = colBottom;
                }
            }
        }

        for (int col = 0; col < mColCount; col++) {
            if (mItemTops[col] == Integer.MAX_VALUE) {
                // If one was untouched, both were.
                mItemTops[col] = 0;
                mItemBottoms[col] = 0;
            }
        }
    }
}

---

From source file:administrator.example.com.myscrollview.VerticalViewPager.java

/**
 * Pagekeypad?//from   w  w  w  .j  av  a2s . co m
 * @param direction ?
 * @return handled
 */
public boolean arrowScroll(int direction) {
    View currentFocused = findFocus();
    if (currentFocused == this)
        currentFocused = null;

    boolean handled = false;

    View nextFocused = FocusFinder.getInstance().findNextFocus(this, currentFocused, direction);
    if (nextFocused != null && nextFocused != currentFocused) {
        if (direction == View.FOCUS_UP) {
            // If there is nothing to the left, or this is causing us to
            // jump to the down, then what we really want to do is page up.
            if (currentFocused != null && nextFocused.getTop() >= currentFocused.getTop()) {
                handled = pageUp();
            } else {
                handled = nextFocused.requestFocus();
            } /* end of if */
        } else if (direction == View.FOCUS_DOWN) {
            // If there is nothing to the right, or this is causing us to
            // jump to the left, then what we really want to do is page right.
            if (currentFocused != null && nextFocused.getTop() <= currentFocused.getTop()) {
                handled = pageDown();
            } else {
                handled = nextFocused.requestFocus();
            } /* end of if */
        } /* end of if */
    } else if (direction == FOCUS_UP || direction == FOCUS_BACKWARD) {
        // Trying to move left and nothing there; try to page.
        handled = pageUp();
    } else if (direction == FOCUS_DOWN || direction == FOCUS_FORWARD) {
        // Trying to move right and nothing there; try to page.
        handled = pageDown();
    } /* end of if */
    if (handled) {
        playSoundEffect(SoundEffectConstants.getContantForFocusDirection(direction));
    } /* end of if */
    return handled;
}

---

From source file:chan.android.app.bitwise.util.StaggeredGridView.java

final void offsetChildren(int offset) {
    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        child.layout(child.getLeft(), child.getTop() + offset, child.getRight(), child.getBottom() + offset);
    }/*from ww w. j a  v  a 2s.c  o m*/

    final int colCount = mColCount;
    for (int i = 0; i < colCount; i++) {
        mItemTops[i] += offset;
        mItemBottoms[i] += offset;
    }
}

---

From source file:android.support.v17.leanback.widget.GridWidgetTest.java

/**
 * Group and sort children by their position on each row (HORIZONTAL) or column(VERTICAL).
 *//*from  w  ww. j  ava  2 s  .  c o m*/
protected View[][] sortByRows() {
    final HashMap<Integer, ArrayList<View>> rows = new HashMap<Integer, ArrayList<View>>();
    ArrayList<Integer> rowLocations = new ArrayList();
    for (int i = 0; i < mGridView.getChildCount(); i++) {
        View v = mGridView.getChildAt(i);
        int rowLocation;
        if (mOrientation == BaseGridView.HORIZONTAL) {
            rowLocation = v.getTop();
        } else {
            rowLocation = mGridView.getLayoutDirection() == ViewGroup.LAYOUT_DIRECTION_RTL ? v.getRight()
                    : v.getLeft();
        }
        ArrayList<View> views = rows.get(rowLocation);
        if (views == null) {
            views = new ArrayList<View>();
            rows.put(rowLocation, views);
            rowLocations.add(rowLocation);
        }
        views.add(v);
    }
    Object[] sortedLocations = rowLocations.toArray();
    Arrays.sort(sortedLocations);
    if (mNumRows != rows.size()) {
        assertEquals("Dump Views by rows " + rows, mNumRows, rows.size());
    }
    View[][] sorted = new View[rows.size()][];
    for (int i = 0; i < rowLocations.size(); i++) {
        Integer rowLocation = rowLocations.get(i);
        ArrayList<View> arr = rows.get(rowLocation);
        View[] views = arr.toArray(new View[arr.size()]);
        Arrays.sort(views, mRowSortComparator);
        sorted[i] = views;
    }
    return sorted;
}

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