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package org.holoeverywhere.internal;

import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.Window;

public class WindowCompat {
    private static boolean isOutOfBounds(Window window, MotionEvent event) {
        final int x = (int) event.getX(), y = (int) event.getY();
        final int slop = ViewConfiguration.get(window.getContext())
                .getScaledWindowTouchSlop();
        final View decorView = window.getDecorView();
        return x < -slop || y < -slop || x > decorView.getWidth() + slop
                || y > decorView.getHeight() + slop;
    }

    public static boolean shouldCloseOnTouch(Window window, MotionEvent event) {
        return (event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN
                && WindowCompat.isOutOfBounds(window, event)
                && window.peekDecorView() != null;
    }

    private WindowCompat() {
    }
}