Example usage for android.widget ScrollView getScrollY

Introduction

In this page you can find the example usage for android.widget ScrollView getScrollY.

Prototype

public final int getScrollY() 

Source Link

Document

Return the scrolled top position of this view.

Usage

From source file:com.miku.framelite.widget.SwipeRefreshLayout.java

/**
 * @return Whether it is possible for the child view of this layout to
 *         scroll up. Override this if the child view is a custom view.
 *//*from w  w w . j av a 2s.c om*/
public boolean canChildScrollDown() {
    if (android.os.Build.VERSION.SDK_INT < 14) {
        if (mTarget instanceof AbsListView) {
            final AbsListView absListView = (AbsListView) mTarget;
            return absListView.getChildCount() > 0
                    && (absListView.getLastVisiblePosition() < absListView.getCount() - 1
                            || absListView.getChildAt(absListView.getChildCount() - 1)
                                    .getBottom() > absListView.getHeight() - absListView.getPaddingBottom());
        } else if (mTarget instanceof ScrollView) {
            final ScrollView scrollView = (ScrollView) mTarget;
            return scrollView.getChildAt(0).getMeasuredHeight() > scrollView.getHeight()
                    + scrollView.getScrollY();
        } else {
            throw new IllegalStateException(
                    "SwipeRefreshLayout swipe down can host child (AbsListView and scrollView)");
        }
    } else {
        return ViewCompat.canScrollVertically(mTarget, 1);
    }
}

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From source file:com.google.reviewit.ReviewChangesFragment.java

private void init() {
    SwipeRefreshLayout swipeRefreshLayout = (SwipeRefreshLayout) v(R.id.swipeRefreshLayout);
    swipeRefreshLayout.setColorSchemeColors(widgetUtil.color(R.color.progressBar));
    swipeRefreshLayout.setRefreshing(true);
    swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override/*from  w  w  w . jav  a 2 s.c o  m*/
        public void onRefresh() {
            getApp().getQueryHandler().reset();
            loadAndDisplay(true);
        }
    });

    v(R.id.reloadButton).setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
            reloadQuery();
        }
    });

    final View nextPageProgress = v(R.id.nextPageProgress);
    final ScrollView scrollView = (ScrollView) v(R.id.scrollView);
    scrollView.getViewTreeObserver().addOnScrollChangedListener(new ViewTreeObserver.OnScrollChangedListener() {
        @Override
        public void onScrollChanged() {
            if (isAdded() && getApp().getQueryHandler().hasNext()
                    && nextPageProgress.getVisibility() == View.GONE) {
                View lastChild = scrollView.getChildAt(scrollView.getChildCount() - 1);
                if ((lastChild.getBottom() - (scrollView.getHeight() + scrollView.getScrollY())) == 0) {
                    setVisible(nextPageProgress);
                    scrollView.post(new Runnable() {
                        @Override
                        public void run() {
                            scrollView.fullScroll(View.FOCUS_DOWN);
                            loadAndDisplay();
                        }
                    });
                }
            }
        }
    });
}

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