智慧职教: 下面程序是加载默认的fragment,请把程序补充完成void loadDefaultFragment(){ //开启一个事务 FragmentTransaction fragmentTransaction = fragmentManager. ; fragmentTransaction.add(R.id.userFrameLayout, addUserFragment); fragmentTransaction.; //提交事务 fragmentTransaction.commit(); fragmentNow = addUserFragment;}
智慧职教: 下面程序是加载默认的fragment,请把程序补充完成void loadDefaultFragment(){ //开启一个事务 FragmentTransaction fragmentTransaction = fragmentManager. ; fragmentTransaction.add(R.id.userFrameLayout, addUserFragment); fragmentTransaction.; //提交事务 fragmentTransaction.commit(); fragmentNow = addUserFragment;}
智慧职教: 通过FragmentManager的beginTransaction()可以开启FragmentTransaction。
智慧职教: 通过FragmentManager的beginTransaction()可以开启FragmentTransaction。
中国大学MOOC: FragmentTransaction 对象可以调用 方法提交事务。
中国大学MOOC: FragmentTransaction 对象可以调用 方法提交事务。
通过FragmentManager的beginTransaction()可以开启FragmentTransaction。 A: 正确 B: 错误
通过FragmentManager的beginTransaction()可以开启FragmentTransaction。 A: 正确 B: 错误
下面哪个不是Fragment常用的类( ) A: Fragment B: FragmentManager C: FragmentTransaction D: NotificationManager
下面哪个不是Fragment常用的类( ) A: Fragment B: FragmentManager C: FragmentTransaction D: NotificationManager
7 Fragment可以实现动态加载,下面是实现动态加载的过程,请补全代码?private void replaceFragment(int layout,Fragment fragment){ FragmentManager manager=getSupportFragmentManager(); FragmentTransaction fragmentTransaction=manager.beginTransaction(); fragmentTransaction.replace(layout,fragment); fragmentTransaction.addToBackStack(null); ( ? ); } A: fragmentTransaction.getFragmentById() B: fragmentTransaction.getAcitivity() C: fragmentTransaction.commitFragment() D: fragmentTransaction.commit()
7 Fragment可以实现动态加载,下面是实现动态加载的过程,请补全代码?private void replaceFragment(int layout,Fragment fragment){ FragmentManager manager=getSupportFragmentManager(); FragmentTransaction fragmentTransaction=manager.beginTransaction(); fragmentTransaction.replace(layout,fragment); fragmentTransaction.addToBackStack(null); ( ? ); } A: fragmentTransaction.getFragmentById() B: fragmentTransaction.getAcitivity() C: fragmentTransaction.commitFragment() D: fragmentTransaction.commit()
________ is known to all,good friends _________ happiness and value to life. A: It; add B: As; add C: It; add up D: As; add to
________ is known to all,good friends _________ happiness and value to life. A: It; add B: As; add C: It; add up D: As; add to
增加约束用( )语句是实现。 A: ADD COLUMN B: ADD CONSTRAINT C: ADD FILE D: ADD TABLE
增加约束用( )语句是实现。 A: ADD COLUMN B: ADD CONSTRAINT C: ADD FILE D: ADD TABLE
函数模板:template T add(T x,T y) { return x+y;} 下列对add函数的调用不正确的是 A: add< >(1,2) B: add(1,2) C: add(1.0,2) D: add(1.0,2.0)
函数模板:template T add(T x,T y) { return x+y;} 下列对add函数的调用不正确的是 A: add< >(1,2) B: add(1,2) C: add(1.0,2) D: add(1.0,2.0)
what is the purpose of the brake hoses in the brake system?( ) A: they add friction B: they add flexibility C: they add air flow D: they add brake force
what is the purpose of the brake hoses in the brake system?( ) A: they add friction B: they add flexibility C: they add air flow D: they add brake force