public String getLauncherPackageName Context context { Intent intent new Intent Intent ACTION MAIN ; intent addCategory Intent CATEGORY HOME ; List res context getPackageManager queryIntentActivities intent PackageManager GET ACTIVITIES ; if res nul
部分源代码：
ImageView i = new ImageView(IconAnimation.this);
ResolveInfo info = mApps.get(position % mApps.size());
i.setImageDrawable(info.activityInfo.
loadIcon(getPackageManager()));
