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());

      }

            

      }