super.onCreate(icicle);
final LinearLayout testBed = new LinearLayout(this);
testBed.setOrientation(LinearLayout.VERTICAL);
testBed.setLayoutParams(new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT));
final int cacheSize = ViewConfiguration.getMaximumDrawingCacheSize();
final Display display = getWindowManager().getDefaultDisplay();
final int screenWidth = display.getWidth();
final int screenHeight = display.getHeight();
final View tiny = new View(this);
tiny.setId(R.id.a);
tiny.setBackgroundColor(0xFFFF0000);
tiny.setLayoutParams(new LinearLayout.LayoutParams(screenWidth, screenHeight));
final View large = new View(this);
large.setId(R.id.b);
large.setBackgroundColor(0xFF00FF00);
// Compute the height of the view assuming a cache size based on ARGB8888
final int height = 2 * (cacheSize / 2) / screenWidth;
large.setLayoutParams(new LinearLayout.LayoutParams(screenWidth, height));
final ScrollView scroller = new ScrollView(this);
scroller.setLayoutParams(new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.FILL_PARENT));
testBed.addView(tiny);
testBed.addView(large);
scroller.addView(testBed);
setContentView(scroller);