Example usage for android.view View hasFocusable

List of usage examples for android.view View hasFocusable

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Introduction

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

Prototype

public boolean hasFocusable()

Source Link

Document

Returns true if this view is focusable or if it contains a reachable View for which #hasFocusable() returns true .

Usage

From source file:com.soaring.widget.pulltorefresh.gridview.StaggeredGridView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    mVelocityTracker.addMovement(ev);/* ww w .ja  va2s  .  co m*/
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;

    int motionPosition = pointToPosition((int) ev.getX(), (int) ev.getY());

    switch (action) {
    case MotionEvent.ACTION_DOWN:

        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mLastTouchX = ev.getX();
        motionPosition = pointToPosition((int) mLastTouchX, (int) mLastTouchY);
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;

        if (mTouchMode != TOUCH_MODE_FLINGING && !mDataChanged && motionPosition >= 0
                && getAdapter().isEnabled(motionPosition)) {
            mTouchMode = TOUCH_MODE_DOWN;

            mBeginClick = true;

            if (mPendingCheckForTap == null) {
                mPendingCheckForTap = new CheckForTap();
            }

            postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());
        }

        mMotionPosition = motionPosition;
        invalidate();
        break;

    case MotionEvent.ACTION_MOVE:

        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            mTouchMode = TOUCH_MODE_DRAGGING;
        }

        if (mTouchMode == TOUCH_MODE_DRAGGING) {
            mLastTouchY = y;

            if (!trackMotionScroll(deltaY, true)) {
                // Break fling velocity if we impacted an edge.
                mVelocityTracker.clear();
            }
        }

        updateSelectorState();
        break;

    case MotionEvent.ACTION_CANCEL:
        mTouchMode = TOUCH_MODE_IDLE;
        updateSelectorState();
        setPressed(false);
        View motionView = this.getChildAt(mMotionPosition - mFirstPosition);
        if (motionView != null) {
            motionView.setPressed(false);
        }
        final Handler handler = getHandler();
        if (handler != null) {
            handler.removeCallbacks(mPendingCheckForLongPress);
        }

        if (mTopEdge != null) {
            mTopEdge.onRelease();
            mBottomEdge.onRelease();
        }

        mTouchMode = TOUCH_MODE_IDLE;

        break;

    case MotionEvent.ACTION_UP: {
        mVelocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
        final float velocity = VelocityTrackerCompat.getYVelocity(mVelocityTracker, mActivePointerId);
        final int prevTouchMode = mTouchMode;

        if (Math.abs(velocity) > mFlingVelocity) { // TODO
            mTouchMode = TOUCH_MODE_FLINGING;
            mScroller.fling(0, 0, 0, (int) velocity, 0, 0, Integer.MIN_VALUE, Integer.MAX_VALUE);
            mLastTouchY = 0;
            invalidate();
        } else {
            mTouchMode = TOUCH_MODE_IDLE;
        }

        if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
            // TODO : handle
            mTouchMode = TOUCH_MODE_TAP;
        } else {
            mTouchMode = TOUCH_MODE_REST;
        }

        switch (prevTouchMode) {
        case TOUCH_MODE_DOWN:
        case TOUCH_MODE_TAP:
        case TOUCH_MODE_DONE_WAITING:
            final View child = getChildAt(motionPosition - mFirstPosition);
            final float x = ev.getX();
            final boolean inList = x > getPaddingLeft() && x < getWidth() - getPaddingRight();
            if (child != null && !child.hasFocusable() && inList) {
                if (mTouchMode != TOUCH_MODE_DOWN) {
                    child.setPressed(false);
                }

                if (mPerformClick == null) {
                    invalidate();
                    mPerformClick = new PerformClick();
                }

                final PerformClick performClick = mPerformClick;
                performClick.mClickMotionPosition = motionPosition;
                performClick.rememberWindowAttachCount();

                if (mTouchMode == TOUCH_MODE_DOWN || mTouchMode == TOUCH_MODE_TAP) {
                    final Handler handlerTouch = getHandler();
                    if (handlerTouch != null) {
                        handlerTouch.removeCallbacks(mTouchMode == TOUCH_MODE_DOWN ? mPendingCheckForTap
                                : mPendingCheckForLongPress);
                    }

                    if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                        mTouchMode = TOUCH_MODE_TAP;

                        layoutChildren(mDataChanged);
                        child.setPressed(true);
                        positionSelector(mMotionPosition, child);
                        setPressed(true);
                        if (mSelector != null) {
                            Drawable d = mSelector.getCurrent();
                            if (d != null && d instanceof TransitionDrawable) {
                                ((TransitionDrawable) d).resetTransition();
                            }
                        }
                        if (mTouchModeReset != null) {
                            removeCallbacks(mTouchModeReset);
                        }
                        mTouchModeReset = new Runnable() {

                            @Override
                            public void run() {
                                mTouchMode = TOUCH_MODE_REST;
                                child.setPressed(false);
                                setPressed(false);
                                if (!mDataChanged) {
                                    performClick.run();
                                }
                            }
                        };
                        postDelayed(mTouchModeReset, ViewConfiguration.getPressedStateDuration());

                    } else {
                        mTouchMode = TOUCH_MODE_REST;
                    }
                    return true;
                } else if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                    performClick.run();
                }
            }

            mTouchMode = TOUCH_MODE_REST;
        }

        mBeginClick = false;

        updateSelectorState();
    }
        break;
    }
    return true;
}

From source file:org.lee.pulltorefresh.library.View.StaggeredGridView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    mVelocityTracker.addMovement(ev);/*  www. jav  a 2 s.co  m*/
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;

    int motionPosition = pointToPosition((int) ev.getX(), (int) ev.getY());

    switch (action) {
    case MotionEvent.ACTION_DOWN:

        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mLastTouchX = ev.getX();
        motionPosition = pointToPosition((int) mLastTouchX, (int) mLastTouchY);
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;

        if (mTouchMode != TOUCH_MODE_FLINGING && !mDataChanged && motionPosition >= 0
                && getAdapter().isEnabled(motionPosition)) {
            mTouchMode = TOUCH_MODE_DOWN;

            mBeginClick = true;

            if (mPendingCheckForTap == null) {
                mPendingCheckForTap = new CheckForTap();
            }

            postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());
        }

        mMotionPosition = motionPosition;
        invalidate();
        break;

    case MotionEvent.ACTION_MOVE:

        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            mTouchMode = TOUCH_MODE_DRAGGING;
        }

        if (mTouchMode == TOUCH_MODE_DRAGGING) {
            mLastTouchY = y;

            if (!trackMotionScroll(deltaY, true)) {
                // Break fling velocity if we impacted an edge.
                mVelocityTracker.clear();
            }
        }

        updateSelectorState();
        break;

    case MotionEvent.ACTION_CANCEL:
        mTouchMode = TOUCH_MODE_IDLE;
        updateSelectorState();
        setPressed(false);
        View motionView = this.getChildAt(mMotionPosition - mFirstPosition);
        if (motionView != null) {
            motionView.setPressed(false);
        }
        final Handler handler = getHandler();
        if (handler != null) {
            handler.removeCallbacks(mPendingCheckForLongPress);
        }

        if (mTopEdge != null) {
            mTopEdge.onRelease();
            mBottomEdge.onRelease();
        }

        mTouchMode = TOUCH_MODE_IDLE;

        break;

    case MotionEvent.ACTION_UP: {
        mVelocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
        final float velocity = VelocityTrackerCompat.getYVelocity(mVelocityTracker, mActivePointerId);
        final int prevTouchMode = mTouchMode;

        if (Math.abs(velocity) > mFlingVelocity) {
            mTouchMode = TOUCH_MODE_FLINGING;
            mScroller.fling(0, 0, 0, (int) velocity, 0, 0, Integer.MIN_VALUE, Integer.MAX_VALUE);
            mLastTouchY = 0;
            invalidate();
        } else {
            mTouchMode = TOUCH_MODE_IDLE;
        }

        if (!mDataChanged && mAdapter != null && mAdapter.isEnabled(motionPosition)) {
            // TODO : handle
            mTouchMode = TOUCH_MODE_TAP;
        } else {
            mTouchMode = TOUCH_MODE_REST;
        }

        switch (prevTouchMode) {
        case TOUCH_MODE_DOWN:
        case TOUCH_MODE_TAP:
        case TOUCH_MODE_DONE_WAITING:
            final View child = getChildAt(motionPosition - mFirstPosition);
            final float x = ev.getX();
            final boolean inList = x > getPaddingLeft() && x < getWidth() - getPaddingRight();
            if (child != null && !child.hasFocusable() && inList) {
                if (mTouchMode != TOUCH_MODE_DOWN) {
                    child.setPressed(false);
                }

                if (mPerformClick == null) {
                    invalidate();
                    mPerformClick = new PerformClick();
                }

                final PerformClick performClick = mPerformClick;
                performClick.mClickMotionPosition = motionPosition;
                performClick.rememberWindowAttachCount();

                if (mTouchMode == TOUCH_MODE_DOWN || mTouchMode == TOUCH_MODE_TAP) {
                    final Handler handlerTouch = getHandler();
                    if (handlerTouch != null) {
                        handlerTouch.removeCallbacks(mTouchMode == TOUCH_MODE_DOWN ? mPendingCheckForTap
                                : mPendingCheckForLongPress);
                    }

                    if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                        mTouchMode = TOUCH_MODE_TAP;

                        layoutChildren(mDataChanged);
                        child.setPressed(true);
                        positionSelector(mMotionPosition, child);
                        setPressed(true);
                        if (mSelector != null) {
                            Drawable d = mSelector.getCurrent();
                            if (d != null && d instanceof TransitionDrawable) {
                                ((TransitionDrawable) d).resetTransition();
                            }
                        }
                        if (mTouchModeReset != null) {
                            removeCallbacks(mTouchModeReset);
                        }
                        mTouchModeReset = new Runnable() {
                            @Override
                            public void run() {
                                mTouchMode = TOUCH_MODE_REST;
                                child.setPressed(false);
                                setPressed(false);
                                if (!mDataChanged) {
                                    performClick.run();
                                }
                            }
                        };
                        postDelayed(mTouchModeReset, ViewConfiguration.getPressedStateDuration());

                    } else {
                        mTouchMode = TOUCH_MODE_REST;
                    }
                    return true;
                } else if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                    performClick.run();
                }
            }

            mTouchMode = TOUCH_MODE_REST;
        }

        mBeginClick = false;

        updateSelectorState();
    }
        break;
    }
    return true;
}

From source file:mrfu.blurstaggered.lib.view.StaggeredGridView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    mVelocityTracker.addMovement(ev);//from   w w w.j av a 2  s . c om
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;

    int motionPosition = pointToPosition((int) ev.getX(), (int) ev.getY());

    switch (action) {
    case MotionEvent.ACTION_DOWN:

        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mLastTouchX = ev.getX();
        motionPosition = pointToPosition((int) mLastTouchX, (int) mLastTouchY);
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;

        if (mTouchMode != TOUCH_MODE_FLINGING && !mDataChanged && motionPosition >= 0
                && getAdapter().isEnabled(motionPosition)) {
            mTouchMode = TOUCH_MODE_DOWN;

            mBeginClick = true;

            if (mPendingCheckForTap == null) {
                mPendingCheckForTap = new CheckForTap();
            }

            postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());
        }

        mMotionPosition = motionPosition;
        invalidate();
        break;

    case MotionEvent.ACTION_MOVE:

        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            mTouchMode = TOUCH_MODE_DRAGGING;
            //TODO MrFu
            setTouchMode(TOUCH_MODE_DRAGGING);
        }

        if (mTouchMode == TOUCH_MODE_DRAGGING) {
            mLastTouchY = y;

            if (!trackMotionScroll(deltaY, true)) {
                // Break fling velocity if we impacted an edge.
                mVelocityTracker.clear();
            }
        }

        updateSelectorState();
        break;

    case MotionEvent.ACTION_CANCEL:
        mTouchMode = TOUCH_MODE_IDLE;
        updateSelectorState();
        setPressed(false);
        View motionView = this.getChildAt(mMotionPosition - mFirstPosition);
        if (motionView != null) {
            motionView.setPressed(false);
        }
        final Handler handler = getHandler();
        if (handler != null) {
            handler.removeCallbacks(mPendingCheckForLongPress);
        }

        if (mTopEdge != null) {
            mTopEdge.onRelease();
            mBottomEdge.onRelease();
        }

        mTouchMode = TOUCH_MODE_IDLE;
        setTouchMode(TOUCH_MODE_IDLE);
        break;

    case MotionEvent.ACTION_UP: {
        mVelocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
        final float velocity = VelocityTrackerCompat.getYVelocity(mVelocityTracker, mActivePointerId);
        final int prevTouchMode = mTouchMode;

        if (Math.abs(velocity) > mFlingVelocity) { // TODO
            setTouchMode(TOUCH_MODE_FLINGING);
            mTouchMode = TOUCH_MODE_FLINGING;
            mScroller.fling(0, 0, 0, (int) velocity, 0, 0, Integer.MIN_VALUE, Integer.MAX_VALUE);
            mLastTouchY = 0;
            invalidate();
        } else {
            mTouchMode = TOUCH_MODE_IDLE;
            setTouchMode(TOUCH_MODE_IDLE);
        }

        if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
            // TODO : handle
            mTouchMode = TOUCH_MODE_TAP;
        } else {
            mTouchMode = TOUCH_MODE_REST;
        }

        switch (prevTouchMode) {
        case TOUCH_MODE_DOWN:
        case TOUCH_MODE_TAP:
        case TOUCH_MODE_DONE_WAITING:
            final View child = getChildAt(motionPosition - mFirstPosition);
            final float x = ev.getX();
            final boolean inList = x > getPaddingLeft() && x < getWidth() - getPaddingRight();
            if (child != null && !child.hasFocusable() && inList) {
                if (mTouchMode != TOUCH_MODE_DOWN) {
                    child.setPressed(false);
                }

                if (mPerformClick == null) {
                    invalidate();
                    mPerformClick = new PerformClick();
                }

                final PerformClick performClick = mPerformClick;
                performClick.mClickMotionPosition = motionPosition;
                performClick.rememberWindowAttachCount();

                if (mTouchMode == TOUCH_MODE_DOWN || mTouchMode == TOUCH_MODE_TAP) {
                    final Handler handlerTouch = getHandler();
                    if (handlerTouch != null) {
                        handlerTouch.removeCallbacks(mTouchMode == TOUCH_MODE_DOWN ? mPendingCheckForTap
                                : mPendingCheckForLongPress);
                    }

                    if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                        mTouchMode = TOUCH_MODE_TAP;

                        layoutChildren(mDataChanged);
                        child.setPressed(true);
                        positionSelector(mMotionPosition, child);
                        setPressed(true);
                        if (mSelector != null) {
                            Drawable d = mSelector.getCurrent();
                            if (d != null && d instanceof TransitionDrawable) {
                                ((TransitionDrawable) d).resetTransition();
                            }
                        }
                        if (mTouchModeReset != null) {
                            removeCallbacks(mTouchModeReset);
                        }
                        mTouchModeReset = new Runnable() {
                            @Override
                            public void run() {
                                mTouchMode = TOUCH_MODE_REST;
                                child.setPressed(false);
                                setPressed(false);
                                if (!mDataChanged) {
                                    performClick.run();
                                }
                            }
                        };
                        postDelayed(mTouchModeReset, ViewConfiguration.getPressedStateDuration());

                    } else {
                        mTouchMode = TOUCH_MODE_REST;
                    }
                    return true;
                } else if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                    performClick.run();
                }
            }

            mTouchMode = TOUCH_MODE_REST;
        }

        mBeginClick = false;

        updateSelectorState();
    }
        break;
    }
    return true;
}

From source file:io.github.clendy.leanback.widget.GridLayoutManager.java

@Override
public boolean onAddFocusables(RecyclerView recyclerView, ArrayList<View> views, int direction,
        int focusableMode) {
    if (mFocusSearchDisabled) {
        return true;
    }/*from   w  w  w .j  ava2  s  .c  om*/
    // If this viewgroup or one of its children currently has focus then we
    // consider our children for focus searching in main direction on the same row.
    // If this viewgroup has no focus and using focus align, we want the system
    // to ignore our children and pass focus to the viewgroup, which will pass
    // focus on to its children appropriately.
    // If this viewgroup has no focus and not using focus align, we want to
    // consider the child that does not overlap with padding area.
    if (recyclerView.hasFocus()) {
        final int movement = getMovement(direction);
        if (movement != PREV_ITEM && movement != NEXT_ITEM) {
            // Move on secondary direction uses default addFocusables().
            return false;
        }
        if (mPendingMoveSmoothScroller != null) {
            // don't find next focusable if has pending movement.
            return true;
        }
        final View focused = recyclerView.findFocus();
        final int focusedPos = getPositionByIndex(findImmediateChildIndex(focused));
        // Add focusables of focused item.
        if (focusedPos != NO_POSITION) {
            findViewByPosition(focusedPos).addFocusables(views, direction, focusableMode);
        }
        final int focusedRow = mGrid != null && focusedPos != NO_POSITION ? mGrid.getLocation(focusedPos).row
                : NO_POSITION;
        // Add focusables of next neighbor of same row on the focus search direction.
        if (mGrid != null) {
            final int focusableCount = views.size();
            for (int i = 0, count = getChildCount(); i < count; i++) {
                int index = movement == NEXT_ITEM ? i : count - 1 - i;
                final View child = getChildAt(index);
                if (child.getVisibility() != View.VISIBLE || !child.hasFocusable()) {
                    continue;
                }
                int position = getPositionByIndex(index);
                Grid.Location loc = mGrid.getLocation(position);
                if (focusedRow == NO_POSITION || (loc != null && loc.row == focusedRow)) {
                    if (focusedPos == NO_POSITION || (movement == NEXT_ITEM && position > focusedPos)
                            || (movement == PREV_ITEM && position < focusedPos)) {
                        child.addFocusables(views, direction, focusableMode);
                        if (views.size() > focusableCount) {
                            break;
                        }
                    }
                }
            }
        }
    } else {
        if (mFocusScrollStrategy != BaseGridView.FOCUS_SCROLL_ALIGNED) {
            // adding views not overlapping padding area to avoid scrolling in gaining focus
            int left = mWindowAlignment.mainAxis().getPaddingLow();
            int right = mWindowAlignment.mainAxis().getClientSize() + left;
            int focusableCount = views.size();
            for (int i = 0, count = getChildCount(); i < count; i++) {
                View child = getChildAt(i);
                if (child.getVisibility() == View.VISIBLE) {
                    if (getViewMin(child) >= left && getViewMax(child) <= right) {
                        child.addFocusables(views, direction, focusableMode);
                    }
                }
            }
            // if we cannot find any, then just add all children.
            if (views.size() == focusableCount) {
                for (int i = 0, count = getChildCount(); i < count; i++) {
                    View child = getChildAt(i);
                    if (child.getVisibility() == View.VISIBLE) {
                        child.addFocusables(views, direction, focusableMode);
                    }
                }
                if (views.size() != focusableCount) {
                    return true;
                }
            } else {
                return true;
            }
            // if still cannot find any, fall through and add itself
        }
        if (recyclerView.isFocusable()) {
            views.add(recyclerView);
        }
    }
    return true;
}

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

boolean canScrollTo(View view) {
    return view.getVisibility() == View.VISIBLE && (!hasFocus() || view.hasFocusable());
}

From source file:com.bolaa.medical.view.pulltorefreshgrid.StaggeredGridView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    mVelocityTracker.addMovement(ev);/*from   www.  j  ava2s.c  om*/
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;

    int motionPosition = pointToPosition((int) ev.getX(), (int) ev.getY());

    switch (action) {
    case MotionEvent.ACTION_DOWN:
        LogUtil.d("----------onTouch ACTION_DOWN-------------");
        isOnTouch = true;

        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mLastTouchX = ev.getX();
        motionPosition = pointToPosition((int) mLastTouchX, (int) mLastTouchY);
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;

        if (mTouchMode != TOUCH_MODE_FLINGING && !mDataChanged && motionPosition >= 0
                && getAdapter().isEnabled(motionPosition)) {
            mTouchMode = TOUCH_MODE_DOWN;

            mBeginClick = true;

            if (mPendingCheckForTap == null) {
                mPendingCheckForTap = new CheckForTap();
            }

            postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());
        }

        mMotionPosition = motionPosition;
        invalidate();
        break;

    case MotionEvent.ACTION_MOVE:
        //LogUtil.d("----------onTouch ACTION_MOVE-------------");
        float currentY = ev.getRawY();
        if (mMoveTouchListener != null) {
            if (currentY - mFirstDownY >= 30) {
                mMoveTouchListener.onMoveDown();
            } else if (mFirstDownY - currentY >= 30) {
                mMoveTouchListener.onMoveUp();
            }
        }

        mFirstDownY = currentY;

        isOnTouch = true;
        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            mTouchMode = TOUCH_MODE_DRAGGING;
        }

        if (mTouchMode == TOUCH_MODE_DRAGGING) {
            mLastTouchY = y;

            if (!trackMotionScroll(deltaY, true)) {
                // Break fling velocity if we impacted an edge.
                mVelocityTracker.clear();
            }
            reportScrollStateChange(OnScrollListener.SCROLL_STATE_TOUCH_SCROLL, getFirstVisiblePosition(),
                    getLastPosition());
        }

        updateSelectorState();

        if (mFlingListener != null) {
            mFlingListener.onTouchFling();
        }
        break;

    case MotionEvent.ACTION_CANCEL:
        // LogUtil.d("----------onTouch ACTION_CANCEL-------------");
        isOnTouch = false;

        mTouchMode = TOUCH_MODE_IDLE;
        reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE, getFirstVisiblePosition(),
                getLastPosition());
        updateSelectorState();
        setPressed(false);
        View motionView = this.getChildAt(mMotionPosition - mFirstPosition);
        if (motionView != null) {
            motionView.setPressed(false);
        }
        final Handler handler = getHandler();
        if (handler != null) {
            handler.removeCallbacks(mPendingCheckForLongPress);
        }

        if (mTopEdge != null) {
            mTopEdge.onRelease();
            mBottomEdge.onRelease();
        }

        mTouchMode = TOUCH_MODE_IDLE;
        reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE, getFirstVisiblePosition(),
                getLastPosition());

        break;

    case MotionEvent.ACTION_UP: {

        //LogUtil.d("----------onTouch ACTION_UP-------------");
        // LogUtil.d("TAG---------------onTouch ACTION_UP finish-----------" + mScroller.isFinished());
        isOnTouch = false;
        mVelocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
        final float velocity = VelocityTrackerCompat.getYVelocity(mVelocityTracker, mActivePointerId);
        final int prevTouchMode = mTouchMode;

        if (Math.abs(velocity) > mFlingVelocity) { // TODO
            mTouchMode = TOUCH_MODE_FLINGING;
            mIsFling = true;
            mScroller.fling(0, 0, 0, (int) velocity, 0, 0, Integer.MIN_VALUE, Integer.MAX_VALUE);
            mLastTouchY = 0;
            reportScrollStateChange(OnScrollListener.SCROLL_STATE_FLING, getFirstVisiblePosition(),
                    getLastPosition());
            invalidate();
        } else {
            mIsFling = true;
            mTouchMode = TOUCH_MODE_IDLE;
            reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE, getFirstVisiblePosition(),
                    getLastPosition());
        }

        if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
            // TODO : handle
            mTouchMode = TOUCH_MODE_TAP;
        } else {
            mTouchMode = TOUCH_MODE_REST;
            reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE, getFirstVisiblePosition(),
                    getLastPosition());
        }

        switch (prevTouchMode) {
        case TOUCH_MODE_DOWN:
        case TOUCH_MODE_TAP:
        case TOUCH_MODE_DONE_WAITING:
            final View child = getChildAt(motionPosition - mFirstPosition);
            final float x = ev.getX();
            final boolean inList = x > getPaddingLeft() && x < getWidth() - getPaddingRight();
            if (child != null && !child.hasFocusable() && inList) {
                if (mTouchMode != TOUCH_MODE_DOWN) {
                    child.setPressed(false);
                }

                if (mPerformClick == null) {
                    invalidate();
                    mPerformClick = new PerformClick();
                }

                final PerformClick performClick = mPerformClick;
                performClick.mClickMotionPosition = motionPosition;
                performClick.rememberWindowAttachCount();

                if (mTouchMode == TOUCH_MODE_DOWN || mTouchMode == TOUCH_MODE_TAP) {
                    final Handler handlerTouch = getHandler();
                    if (handlerTouch != null) {
                        handlerTouch.removeCallbacks(mTouchMode == TOUCH_MODE_DOWN ? mPendingCheckForTap
                                : mPendingCheckForLongPress);
                    }

                    if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                        mTouchMode = TOUCH_MODE_TAP;

                        layoutChildren(mDataChanged);
                        child.setPressed(true);
                        positionSelector(mMotionPosition, child);
                        setPressed(true);
                        if (mSelector != null) {
                            Drawable d = mSelector.getCurrent();
                            if (d != null && d instanceof TransitionDrawable) {
                                ((TransitionDrawable) d).resetTransition();
                            }
                        }
                        if (mTouchModeReset != null) {
                            removeCallbacks(mTouchModeReset);
                        }
                        mTouchModeReset = new Runnable() {
                            @Override
                            public void run() {
                                mTouchMode = TOUCH_MODE_REST;
                                reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE,
                                        getFirstVisiblePosition(), getLastPosition());
                                child.setPressed(false);
                                setPressed(false);
                                if (!mDataChanged) {
                                    performClick.run();
                                }
                            }
                        };
                        postDelayed(mTouchModeReset, ViewConfiguration.getPressedStateDuration());

                    } else {
                        mTouchMode = TOUCH_MODE_REST;
                        reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE, getFirstVisiblePosition(),
                                getLastPosition());
                    }
                    return true;
                } else if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                    performClick.run();
                }
            }

            mTouchMode = TOUCH_MODE_REST;
            reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE, getFirstVisiblePosition(),
                    getLastPosition());
        }

        mBeginClick = false;

        updateSelectorState();
    }
        break;
    }

    return true;
}

From source file:com.dishes.views.stageredggridview.StaggeredGridView.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    if (mFastScroller != null) {
        boolean intercepted = mFastScroller.onTouchEvent(ev);
        if (intercepted) {
            return true;
        }//w  w  w  .j  a v  a2 s . c o m
    }
    mVelocityTracker.addMovement(ev);
    final int action = ev.getAction() & MotionEventCompat.ACTION_MASK;

    int motionPosition = pointToPosition((int) ev.getX(), (int) ev.getY());

    switch (action) {
    case MotionEvent.ACTION_DOWN:

        mVelocityTracker.clear();
        mScroller.abortAnimation();
        mLastTouchY = ev.getY();
        mLastTouchX = ev.getX();
        motionPosition = pointToPosition((int) mLastTouchX, (int) mLastTouchY);
        mActivePointerId = MotionEventCompat.getPointerId(ev, 0);
        mTouchRemainderY = 0;

        if (mTouchMode != TOUCH_MODE_FLINGING && !mDataChanged && motionPosition >= 0
                && getAdapter().isEnabled(motionPosition)) {
            mTouchMode = TOUCH_MODE_DOWN;

            mBeginClick = true;

            if (mPendingCheckForTap == null) {
                mPendingCheckForTap = new CheckForTap();
            }

            postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());
        }

        mMotionPosition = motionPosition;
        invalidate();
        break;

    case MotionEvent.ACTION_MOVE: {

        final int index = MotionEventCompat.findPointerIndex(ev, mActivePointerId);
        if (index < 0) {
            Log.e(TAG, "onInterceptTouchEvent could not find pointer with id " + mActivePointerId
                    + " - did StaggeredGridView receive an inconsistent " + "event stream?");
            return false;
        }
        final float y = MotionEventCompat.getY(ev, index);
        final float dy = y - mLastTouchY + mTouchRemainderY;
        final int deltaY = (int) dy;
        mTouchRemainderY = dy - deltaY;

        if (Math.abs(dy) > mTouchSlop) {
            mTouchMode = TOUCH_MODE_DRAGGING;
        }

        if (mTouchMode == TOUCH_MODE_DRAGGING) {
            mLastTouchY = y;

            if (!trackMotionScroll(deltaY, true)) {
                // Break fling velocity if we impacted an edge.
                mVelocityTracker.clear();
            }
        }

        updateSelectorState();
    }
        break;

    case MotionEvent.ACTION_CANCEL:
        mTouchMode = TOUCH_MODE_IDLE;
        updateSelectorState();
        setPressed(false);
        View motionView = this.getChildAt(mMotionPosition - mFirstPosition);
        if (motionView != null) {
            motionView.setPressed(false);
        }
        final Handler handler = getHandler();
        if (handler != null) {
            handler.removeCallbacks(mPendingCheckForLongPress);
        }

        if (mTopEdge != null) {
            mTopEdge.onRelease();
            mBottomEdge.onRelease();
        }

        mTouchMode = TOUCH_MODE_IDLE;
        break;

    case MotionEvent.ACTION_UP: {
        mVelocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
        final float velocity = VelocityTrackerCompat.getYVelocity(mVelocityTracker, mActivePointerId);
        final int prevTouchMode = mTouchMode;

        if (Math.abs(velocity) > mFlingVelocity) { // TODO
            mTouchMode = TOUCH_MODE_FLINGING;
            mScroller.fling(0, 0, 0, (int) velocity, 0, 0, Integer.MIN_VALUE, Integer.MAX_VALUE);
            mLastTouchY = 0;
            invalidate();
        } else {
            mTouchMode = TOUCH_MODE_IDLE;
        }

        if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
            // TODO : handle
            mTouchMode = TOUCH_MODE_TAP;
        } else {
            mTouchMode = TOUCH_MODE_REST;
        }

        switch (prevTouchMode) {
        case TOUCH_MODE_DOWN:
        case TOUCH_MODE_TAP:
        case TOUCH_MODE_DONE_WAITING:
            final View child = getChildAt(motionPosition - mFirstPosition);
            final float x = ev.getX();
            final boolean inList = x > getPaddingLeft() && x < getWidth() - getPaddingRight();
            if (child != null && !child.hasFocusable() && inList) {
                if (mTouchMode != TOUCH_MODE_DOWN) {
                    child.setPressed(false);
                }

                if (mPerformClick == null) {
                    invalidate();
                    mPerformClick = new PerformClick();
                }

                final PerformClick performClick = mPerformClick;
                performClick.mClickMotionPosition = motionPosition;
                performClick.rememberWindowAttachCount();

                if (mTouchMode == TOUCH_MODE_DOWN || mTouchMode == TOUCH_MODE_TAP) {
                    final Handler handlerTouch = getHandler();
                    if (handlerTouch != null) {
                        handlerTouch.removeCallbacks(mTouchMode == TOUCH_MODE_DOWN ? mPendingCheckForTap
                                : mPendingCheckForLongPress);
                    }
                    mLayoutMode = LAYOUT_NORMAL;

                    if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                        mTouchMode = TOUCH_MODE_TAP;

                        layoutChildren(mDataChanged);
                        child.setPressed(true);
                        positionSelector(mMotionPosition, child);
                        setPressed(true);
                        if (mSelector != null) {
                            Drawable d = mSelector.getCurrent();
                            if (d != null && d instanceof TransitionDrawable) {
                                ((TransitionDrawable) d).resetTransition();
                            }
                        }
                        if (mTouchModeReset != null) {
                            removeCallbacks(mTouchModeReset);
                        }
                        mTouchModeReset = new Runnable() {
                            @Override
                            public void run() {
                                mTouchMode = TOUCH_MODE_REST;
                                child.setPressed(false);
                                setPressed(false);
                                if (!mDataChanged) {
                                    performClick.run();
                                }
                            }
                        };
                        postDelayed(mTouchModeReset, ViewConfiguration.getPressedStateDuration());

                    } else {
                        mTouchMode = TOUCH_MODE_REST;
                    }
                    return true;
                } else if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                    performClick.run();
                }
            }

            mTouchMode = TOUCH_MODE_REST;
        }

        mBeginClick = false;

        updateSelectorState();
    }
        break;
    }
    return true;
}

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

void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) {
    if (gainFocus) {
        // if gridview.requestFocus() is called, select first focusable child.
        for (int i = mFocusPosition;; i++) {
            View view = findViewByPosition(i);
            if (view == null) {
                break;
            }/*from w  w  w .jav  a2 s . c  o  m*/
            if (view.getVisibility() == View.VISIBLE && view.hasFocusable()) {
                view.requestFocus();
                break;
            }
        }
    }
}

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

@Override
public boolean onAddFocusables(RecyclerView recyclerView, ArrayList<View> views, int direction,
        int focusableMode) {
    if (mFocusSearchDisabled) {
        return true;
    }//from  w  w  w  .j av a 2 s . c o  m
    // If this viewgroup or one of its children currently has focus then we
    // consider our children for focus searching in main direction on the same row.
    // If this viewgroup has no focus and using focus align, we want the system
    // to ignore our children and pass focus to the viewgroup, which will pass
    // focus on to its children appropriately.
    // If this viewgroup has no focus and not using focus align, we want to
    // consider the child that does not overlap with padding area.
    if (recyclerView.hasFocus()) {
        if (mPendingMoveSmoothScroller != null) {
            // don't find next focusable if has pending movement.
            return true;
        }
        final int movement = getMovement(direction);
        final View focused = recyclerView.findFocus();
        final int focusedIndex = findImmediateChildIndex(focused);
        final int focusedPos = getPositionByIndex(focusedIndex);
        // Add focusables of focused item.
        if (focusedPos != NO_POSITION) {
            findViewByPosition(focusedPos).addFocusables(views, direction, focusableMode);
        }
        if (mGrid == null || getChildCount() == 0) {
            // no grid information, or no child, bail out.
            return true;
        }
        if ((movement == NEXT_ROW || movement == PREV_ROW) && mGrid.getNumRows() <= 1) {
            // For single row, cannot navigate to previous/next row.
            return true;
        }
        // Add focusables of neighbor depending on the focus search direction.
        final int focusedRow = mGrid != null && focusedPos != NO_POSITION ? mGrid.getLocation(focusedPos).row
                : NO_POSITION;
        final int focusableCount = views.size();
        int inc = movement == NEXT_ITEM || movement == NEXT_ROW ? 1 : -1;
        int loop_end = inc > 0 ? getChildCount() - 1 : 0;
        int loop_start;
        if (focusedIndex == NO_POSITION) {
            loop_start = inc > 0 ? 0 : getChildCount() - 1;
        } else {
            loop_start = focusedIndex + inc;
        }
        for (int i = loop_start; inc > 0 ? i <= loop_end : i >= loop_end; i += inc) {
            final View child = getChildAt(i);
            if (child.getVisibility() != View.VISIBLE || !child.hasFocusable()) {
                continue;
            }
            // if there wasn't any focusing item,  add the very first focusable
            // items and stop.
            if (focusedPos == NO_POSITION) {
                child.addFocusables(views, direction, focusableMode);
                if (views.size() > focusableCount) {
                    break;
                }
                continue;
            }
            int position = getPositionByIndex(i);
            Grid.Location loc = mGrid.getLocation(position);
            if (loc == null) {
                continue;
            }
            if (movement == NEXT_ITEM) {
                // Add first focusable item on the same row
                if (loc.row == focusedRow && position > focusedPos) {
                    child.addFocusables(views, direction, focusableMode);
                    if (views.size() > focusableCount) {
                        break;
                    }
                }
            } else if (movement == PREV_ITEM) {
                // Add first focusable item on the same row
                if (loc.row == focusedRow && position < focusedPos) {
                    child.addFocusables(views, direction, focusableMode);
                    if (views.size() > focusableCount) {
                        break;
                    }
                }
            } else if (movement == NEXT_ROW) {
                // Add all focusable items after this item whose row index is bigger
                if (loc.row == focusedRow) {
                    continue;
                } else if (loc.row < focusedRow) {
                    break;
                }
                child.addFocusables(views, direction, focusableMode);
            } else if (movement == PREV_ROW) {
                // Add all focusable items before this item whose row index is smaller
                if (loc.row == focusedRow) {
                    continue;
                } else if (loc.row > focusedRow) {
                    break;
                }
                child.addFocusables(views, direction, focusableMode);
            }
        }
    } else {
        int focusableCount = views.size();
        if (mFocusScrollStrategy != BaseGridView.FOCUS_SCROLL_ALIGNED) {
            // adding views not overlapping padding area to avoid scrolling in gaining focus
            int left = mWindowAlignment.mainAxis().getPaddingLow();
            int right = mWindowAlignment.mainAxis().getClientSize() + left;
            for (int i = 0, count = getChildCount(); i < count; i++) {
                View child = getChildAt(i);
                if (child.getVisibility() == View.VISIBLE) {
                    if (getViewMin(child) >= left && getViewMax(child) <= right) {
                        child.addFocusables(views, direction, focusableMode);
                    }
                }
            }
            // if we cannot find any, then just add all children.
            if (views.size() == focusableCount) {
                for (int i = 0, count = getChildCount(); i < count; i++) {
                    View child = getChildAt(i);
                    if (child.getVisibility() == View.VISIBLE) {
                        child.addFocusables(views, direction, focusableMode);
                    }
                }
            }
        } else {
            View view = findViewByPosition(mFocusPosition);
            if (view != null) {
                view.addFocusables(views, direction, focusableMode);
            }
        }
        // if still cannot find any, fall through and add itself
        if (views.size() != focusableCount) {
            return true;
        }
        if (recyclerView.isFocusable()) {
            views.add(recyclerView);
        }
    }
    return true;
}

From source file:com.bulletnoid.android.widget.StaggeredGridView.StaggeredGridView3.java

@Override
public boolean onTouchEvent(MotionEvent ev) {
    if (!isEnabled()) {
        // A disabled view that is clickable still consumes the touch
        // events, it just doesn't respond to them.
        return isClickable() || isLongClickable();
    }/*from  w  ww.  ja va2s. c  om*/

    final int action = ev.getAction();

    View v;
    int deltaY;

    if (mVelocityTracker == null) {
        mVelocityTracker = VelocityTracker.obtain();
    }
    mVelocityTracker.addMovement(ev);

    switch (action & MotionEvent.ACTION_MASK) {
    case MotionEvent.ACTION_DOWN: {
        mActivePointerId = ev.getPointerId(0);
        final int x = (int) ev.getX();
        final int y = (int) ev.getY();
        int motionPosition = pointToPosition(x, y);
        if (!mDataChanged) {
            if ((mTouchMode != TOUCH_MODE_FLINGING) && (motionPosition >= 0)
                    && (getAdapter().isEnabled(motionPosition))) {
                // User clicked on an actual view (and was not stopping a fling). It might be a
                // click or a scroll. Assume it is a click until proven otherwise
                mTouchMode = TOUCH_MODE_DOWN;
                // FIXME Debounce
                if (mPendingCheckForTap == null) {
                    mPendingCheckForTap = new CheckForTap();
                }
                postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());
            } else {
                if (ev.getEdgeFlags() != 0 && motionPosition < 0) {
                    // If we couldn't find a view to click on, but the down event was touching
                    // the edge, we will bail out and try again. This allows the edge correcting
                    // code in ViewRoot to try to find a nearby view to select
                    return false;
                }

                if (mTouchMode == TOUCH_MODE_FLINGING) {
                    // Stopped a fling. It is a scroll.
                    //createScrollingCache();
                    mTouchMode = TOUCH_MODE_DRAGGING;
                    mMotionCorrection = 0;
                    motionPosition = findMotionRow(y);
                    reportScrollStateChange(OnScrollListener.SCROLL_STATE_TOUCH_SCROLL);
                }
            }
        }

        if (motionPosition >= 0) {
            // Remember where the motion event started
            v = getChildAt(motionPosition - mFirstPosition);
            //mMotionViewOriginalTop=v.getTop();
        }
        mLastTouchX = x;
        mLastTouchY = y;
        mMotionPosition = motionPosition;
        mTouchRemainderY = Integer.MIN_VALUE;
        break;
    }

    case MotionEvent.ACTION_MOVE: {
        final int pointerIndex = ev.findPointerIndex(mActivePointerId);
        final int y = (int) ev.getY(pointerIndex);
        deltaY = (int) (y - mLastTouchY);
        switch (mTouchMode) {
        case TOUCH_MODE_DOWN:
        case TOUCH_MODE_TAP:
        case TOUCH_MODE_DONE_WAITING:
            // Check if we have moved far enough that it looks more like a
            // scroll than a tap
            startScrollIfNeeded(deltaY);
            break;
        case TOUCH_MODE_DRAGGING:
            /*if (PROFILE_SCROLLING) {
                if (!mScrollProfilingStarted) {
                    Debug.startMethodTracing("AbsListViewScroll");
                    mScrollProfilingStarted=true;
                }
            }*/

            if (y != mTouchRemainderY) {
                deltaY -= mMotionCorrection;
                int incrementalDeltaY = mTouchRemainderY != Integer.MIN_VALUE ? (int) (y - mTouchRemainderY)
                        : deltaY;

                // No need to do all this work if we're not going to move anyway
                boolean atEdge = false;
                if (incrementalDeltaY != 0) {
                    atEdge = trackMotionScroll(deltaY, true);
                }

                // Check to see if we have bumped into the scroll limit
                if (atEdge && getChildCount() > 0) {
                    // Treat this like we're starting a new scroll from the current
                    // position. This will let the user start scrolling back into
                    // content immediately rather than needing to scroll back to the
                    // point where they hit the limit first.
                    int motionPosition = findMotionRow(y);
                    if (motionPosition >= 0) {
                        final View motionView = getChildAt(motionPosition - mFirstPosition);
                        //mMotionViewOriginalTop=motionView.getTop();
                    }
                    mLastTouchY = y;
                    mMotionPosition = motionPosition;
                    invalidate();
                }
                mTouchRemainderY = y;
            }
            break;
        }

        break;
    }

    case MotionEvent.ACTION_UP: {
        switch (mTouchMode) {
        case TOUCH_MODE_DOWN:
        case TOUCH_MODE_TAP:
        case TOUCH_MODE_DONE_WAITING:
            final int motionPosition = mMotionPosition;
            final View child = getChildAt(motionPosition - mFirstPosition);
            System.out.println("child:" + child + " motionPosition:" + motionPosition);
            if (child != null && !child.hasFocusable()) {
                if (mTouchMode != TOUCH_MODE_DOWN) {
                    child.setPressed(false);
                }

                if (mPerformClick == null) {
                    mPerformClick = new PerformClick();
                }

                final PerformClick performClick = mPerformClick;
                //performClick.mChild=child;
                performClick.mClickMotionPosition = motionPosition;
                performClick.rememberWindowAttachCount();

                //mResurrectToPosition=motionPosition;

                if (mTouchMode == TOUCH_MODE_DOWN || mTouchMode == TOUCH_MODE_TAP) {
                    //mLayoutMode=LAYOUT_NORMAL;
                    if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                        mTouchMode = TOUCH_MODE_TAP;
                        layoutChildren(mDataChanged);
                        child.setPressed(true);
                        positionSelector(mMotionPosition, child);
                        setPressed(true);
                        if (mSelector != null) {
                            Drawable d = mSelector.getCurrent();
                            if (d != null && d instanceof TransitionDrawable) {
                                ((TransitionDrawable) d).resetTransition();
                            }
                        }
                        postDelayed(new Runnable() {
                            public void run() {
                                child.setPressed(false);
                                setPressed(false);
                                if (!mDataChanged) {
                                    post(performClick);
                                }
                                mTouchMode = TOUCH_MODE_REST;
                            }
                        }, ViewConfiguration.getPressedStateDuration());
                    } else {
                        mTouchMode = TOUCH_MODE_REST;
                    }
                    return true;
                } else if (!mDataChanged && mAdapter.isEnabled(motionPosition)) {
                    post(performClick);
                }
            }
            mTouchMode = TOUCH_MODE_REST;
            break;
        case TOUCH_MODE_DRAGGING:
            final int childCount = getChildCount();
            if (childCount > 0) {
                /*int top=getFillChildTop();
                int bottom=getFillChildBottom();
                if (mFirstPosition==0&&top>=mListPadding.top&&
                    mFirstPosition+childCount<mItemCount&&
                    bottom<=getHeight()-getPaddingBottom()mListPadding.bottom) {
                    mTouchMode=TOUCH_MODE_REST;
                    reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE);
                } else*/ {
                    final VelocityTracker velocityTracker = mVelocityTracker;
                    velocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
                    final int initialVelocity = (int) velocityTracker.getYVelocity(mActivePointerId);

                    if (Math.abs(initialVelocity) > mMinimumVelocity) {
                        if (mFlingRunnable == null) {
                            mFlingRunnable = new FlingRunnable();
                        }
                        reportScrollStateChange(OnScrollListener.SCROLL_STATE_FLING);

                        mFlingRunnable.start(-initialVelocity);
                    } else {
                        mTouchMode = TOUCH_MODE_REST;
                        reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE);
                    }
                }
            } else {
                mTouchMode = TOUCH_MODE_REST;
                reportScrollStateChange(OnScrollListener.SCROLL_STATE_IDLE);
            }
            break;
        }

        setPressed(false);

        // Need to redraw since we probably aren't drawing the selector anymore
        invalidate();

        if (mVelocityTracker != null) {
            mVelocityTracker.recycle();
            mVelocityTracker = null;
        }

        mActivePointerId = INVALID_POINTER;

        /*if (PROFILE_SCROLLING) {
            if (mScrollProfilingStarted) {
                Debug.stopMethodTracing();
                mScrollProfilingStarted=false;
            }
        }*/
        break;
    }

    case MotionEvent.ACTION_CANCEL: {
        mTouchMode = TOUCH_MODE_REST;
        setPressed(false);
        View motionView = this.getChildAt(mMotionPosition - mFirstPosition);
        if (motionView != null) {
            motionView.setPressed(false);
        }
        clearScrollingCache();

        if (mVelocityTracker != null) {
            mVelocityTracker.recycle();
            mVelocityTracker = null;
        }

        mActivePointerId = INVALID_POINTER;
        break;
    }

    case MotionEvent.ACTION_POINTER_UP: {
        onSecondaryPointerUp(ev);
        final int x = (int) mLastTouchX;
        final int y = (int) mLastTouchY;
        final int motionPosition = pointToPosition(x, y);
        if (motionPosition >= 0) {
            // Remember where the motion event started
            v = getChildAt(motionPosition - mFirstPosition);
            //mMotionViewOriginalTop=v.getTop();
            mMotionPosition = motionPosition;
        }
        mTouchRemainderY = y;
        break;
    }
    }

    return true;
}