小编May*_*ini的帖子

我创建了3个片段(FragmentA,FragmentB,FragmentC)和一个MainActivity.每个片段中都有一个按钮,它将自己替换为FragmentC的下一个片段.

我正在替换FragmentA(with)FragmentB(然后是)FragmentC.

从FragmentA到FragmentB的事务使用以下函数

    @Override
    public void fragmentreplacewithbackstack(Fragment fragment, String tag) {

        FragmentManager fragmentManager=getSupportFragmentManager();
        FragmentTransaction fragmentTransaction=fragmentManager.beginTransaction();
        fragmentTransaction.replace(R.id.contner,fragment , tag);
        fragmentTransaction.addToBackStack(null);
        fragmentTransaction.commit();   
//      fragmentManager.executePendingTransactions();

    }

从FragmentB到FragmentC的事务使用以下函数

public void fragmentreplace(Fragment fragment,String tag){
        FragmentManager fragmentManager=getSupportFragmentManager();
        FragmentTransaction fragmentTransaction=fragmentManager.beginTransaction();
        fragmentTransaction.replace(R.id.contner,fragment , tag);
        fragmentTransaction.commit();   

    }

问题是当我从FragmentC按下按钮时,FragmentC和FragmentA相互重叠.