expand View Touch Delegate - Android User Interface

Android examples for User Interface:Touch Event

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Description

expand View Touch Delegate

Demo Code


//package com.java2s;
import android.graphics.Rect;
import android.view.TouchDelegate;
import android.view.View;

public class Main {

    public static void expandViewTouchDelegate(final View view,
            final int top, final int bottom, final int left, final int right) {

        ((View) view.getParent()).post(new Runnable() {
            @Override/*  w w w .j a  va  2s. c  o m*/
            public void run() {
                Rect bounds = new Rect();
                view.setEnabled(true);
                view.getHitRect(bounds);

                bounds.top -= top;
                bounds.bottom += bottom;
                bounds.left -= left;
                bounds.right += right;

                TouchDelegate touchDelegate = new TouchDelegate(bounds,
                        view);

                if (View.class.isInstance(view.getParent())) {
                    ((View) view.getParent())
                            .setTouchDelegate(touchDelegate);
                }
            }
        });
    }
}

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