packageManager
关键字: packagemanager
- 查询出所有ap中的信息(查看所有Intent.Action_Main的)
final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
mainIntent.addCategory(Intent.CATEGORY_LAUNCHER );
final List<ResolveInfo> apps = packageManager.queryIntentActivities (mainIntent, 0)//获取到所有Intent中信息以ResolveInfo返回
for (int i = 0; i < count; i++) {
final ResolveInfo info = apps.get(i);//get the list of apps
final ActivityInfo activityInfo = info.activityInfo;//get the ActivityInfo
}