Example usage for android.widget ScrollView measure

Introduction

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

Prototype

public final void measure(int widthMeasureSpec, int heightMeasureSpec) 

Source Link

Document

This is called to find out how big a view should be.

Usage

From source file:com.mobicage.rogerthat.plugins.messaging.widgets.AdvancedOrderWidget.java

private void setDetailScrollViewHeight() {
    final Point displaySize = UIUtils.getDisplaySize(mActivity);
    final TextView nameLbl = (TextView) mDetailDialog.findViewById(R.id.name);
    final TextView priceLbl = (TextView) mDetailDialog.findViewById(R.id.price);
    final ScrollView scrollView = (ScrollView) mDetailDialog.findViewById(R.id.scroll_view);
    final LinearLayout valueContainer = (LinearLayout) mDetailDialog.findViewById(R.id.value_container);
    final Button dismissBtn = (Button) mDetailDialog.findViewById(R.id.dismiss);
    int maxPopupHeight = (int) Math.floor(displaySize.y * 0.75);

    int desiredWidth = MeasureSpec.makeMeasureSpec(nameLbl.getWidth(), MeasureSpec.AT_MOST);

    nameLbl.measure(desiredWidth, 0);//w  w w .  j a  v a2s  .co m
    int nameLblHeight = nameLbl.getMeasuredHeight();
    int priceLblHeight = 0;
    if (priceLbl.getVisibility() == View.VISIBLE) {
        priceLbl.measure(desiredWidth, 0);
        priceLblHeight = priceLbl.getMeasuredHeight();
    }
    valueContainer.measure(desiredWidth, 0);
    int valueContainerHeight = valueContainer.getMeasuredHeight();
    dismissBtn.measure(desiredWidth, 0);
    int dismissBtnHeight = dismissBtn.getMeasuredHeight();

    int maxScrollViewHeight = maxPopupHeight - nameLblHeight - priceLblHeight - valueContainerHeight
            - dismissBtnHeight;

    ViewGroup.LayoutParams params = scrollView.getLayoutParams();
    scrollView.measure(desiredWidth, 0);
    params.height = scrollView.getMeasuredHeight();
    if (maxScrollViewHeight > 0 && params.height > maxScrollViewHeight) {
        params.height = maxScrollViewHeight;
    }
    scrollView.setLayoutParams(params);
    scrollView.requestLayout();
}

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