6.5 获取桌面快捷图标

public   class   MainActivity   extends   Activity {

       @Override

       protected   void   onCreate(Bundle savedInstanceState) {

               super .onCreate(savedInstanceState);

            setContentView(R.layout.   activity_main );

            

               //创建包管理器

            PackageManager pm = getPackageManager();

            

               //指定桌面应用图标的activity的意图过滤器

            Intent intent =   new   Intent();

            intent.setAction(   "android.intent.action.MAIN" );

            intent.addCategory(   "android.intent.category.LAUNCHER" );

            

               //懒加载  :   得到桌面应用的activity对象信息

            List<ResolveInfo>  infos = pm.queryIntentActivities(intent, PackageManager. GET_RESOLVED_FILTER   );

               for (ResolveInfo info: infos){

                  System.   out .println(info.   activityInfo .   packageName );

                  System.   out .println(info.   activityInfo .   applicationInfo .loadLabel(pm));

                  System.   out .println(   "---" );

            }

            System.   out .println(infos.size());

      }

            

      }