1.实现Activity到Fragment之间的跳转
首先在MainActivity的条件函数中加入如下代码
Intent mIntent = new Intent(MainActivity.this,Menu.class);
mIntent.putExtra("id",1);
startActivity(mIntent);
然后在Menu中接收传递过来的id值,对值进行判断,打开对应Fragment
int id = getIntent().getIntExtra("id", 0);
if (id == 1) {
getSupportFragmentManager().beginTransaction().add(R.id.main_frame, thirdFragment).show(thirdFragment).commit();
// fragment = thirdFragment;
}
2.实现Fragment到Activity的跳转
只需要在Fragment中跳转函数写入如下代码
Intent intent = new Intent(getActivity(),MainActivity.class);
startActivity(intent);
3.从一个Activity中Fragment跳转到另一个Activity中的Fragment
在第一个Fragment中加入如下代码
Intent mIntent = new Intent(getActivity(),Menu.class);
mIntent.putExtra("id",1);
startActivity(mIntent);
然后在Menu中接收传递过来的id值,对值进行判断,打开对应Fragment
int id = getIntent().getIntExtra("id", 0);
if (id == 1) {
getSupportFragmentManager().beginTransaction().add(R.id.main_frame, thirdFragment).show(thirdFragment).commit();
// fragment = thirdFragment;
}