Activity 跳转及传值返回

一.ActivityA跳转ActivityB及传值返回

1. ActivityA 跳转

    Intent intent = new Intent(this, ActivtyB.class);
    startActivityForResult(intent, REQUEST_SELECT);

2.ActivityA onActivityResult 获取返回结果

    @Override
    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == REQUEST_SELECT&& resultCode == RESULT_OK) {
            String name = data.getStringExtra("name");
        }
    }

3 ActivityB带值返回

       Intent data = new Intent();
       data.putExtra("name", "name");
       setResult(RESULT_OK, data);
       finish();

二.FragmentA跳转ActivityC及传值返回

1.FragmentA 跳转

       Intent intent = new Intent(getActivity(), ActivityC.class);
       intent.putExtra("setting_money", money);
       startActivityForResult(intent,REQUEST_SETTING_MONEY);

2. FragmentA onActivityResult获取返回结果

    @Override
    public  void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == REQUEST_SETTING_MONEY && resultCode == RESULT_OK) {
            Bundle bundle = data.getExtras();
            money = bundle.getString("setting_money_result");
        }
    }

3 ActivityC带值返回

获取FragmentA传递的值

       money = getIntent().getStringExtra("setting_money");

ActivityC带值返回

        Bundle bundle = new Bundle();
        bundle.putString("setting_money_result", currentSettingMoneyNew);
        setResult(RESULT_OK, this.getIntent().putExtras(bundle));
        finish();

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