Example usage for android.widget ScrollView getLocationOnScreen

Introduction

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

Prototype

public void getLocationOnScreen(@Size(2) int[] outLocation) 

Source Link

Document

Computes the coordinates of this view on the screen.

Usage

From source file:org.catrobat.paintroid.test.integration.BaseIntegrationTestClass.java

private void scrollToolBarToTop() {
    ScrollView scrollView = (ScrollView) mSolo.getView(R.id.bottom_bar_landscape_scroll_view);
    int[] screenLocation = { 0, 0 };
    scrollView.getLocationOnScreen(screenLocation);
    int getAwayFromTop = 42;
    float fromY = screenLocation[1] + getAwayFromTop;
    float toY = scrollView.getHeight();
    float xPos = screenLocation[0] + (scrollView.getWidth() / 2.0f);

    mSolo.drag(xPos, xPos, fromY, toY, 1);
}

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From source file:jp.mydns.sys1yagi.android.viewsticker.ViewSticker.java

private ViewGroup wrap(final View target, final ScrollView monitored, final ViewGroup container) {
    ViewGroup parent = (ViewGroup) target.getParent();
    int index = parent.indexOfChild(target);
    parent.removeView(target);//w w  w . j a  v  a2 s. c o m
    final int[] dimension = new int[2];

    FrameLayout stuffing = new FrameLayout(target.getContext()) {
        ViewTreeObserver.OnScrollChangedListener mObserver = new ViewTreeObserver.OnScrollChangedListener() {
            @Override
            public void onScrollChanged() {
                monitored.getLocationOnScreen(dimension);
                int offset = dimension[1];
                getLocationOnScreen(dimension);
                int top = dimension[1] - offset;
                offset(target, top);
                if (top < 0 && indexOfChild(target) >= 0) {
                    removeView(target);
                    container.addView(target);
                } else if (top >= 0 && indexOfChild(target) < 0) {
                    container.removeView(target);
                    addView(target);
                }
            }
        };

        @Override
        protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
            int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec);
            int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec);
            measureChildWithMargins(target, widthMeasureSpec, 0, heightMeasureSpec, 0);
            setMeasuredDimension(widthSpecSize, heightSpecSize + target.getMeasuredHeight());
        }

        @Override
        protected void onAttachedToWindow() {
            super.onAttachedToWindow();
            monitored.getViewTreeObserver().addOnScrollChangedListener(mObserver);
        }

        @Override
        protected void onDetachedFromWindow() {
            super.onDetachedFromWindow();
            monitored.getViewTreeObserver().removeOnScrollChangedListener(mObserver);
        }
    };
    stuffing.addView(target);
    parent.addView(stuffing, index);
    return stuffing;
}

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