onActivityResult()将当前片段更改为上一个

时间:2019-04-19 10:44:15

标签: android camera fragment

我有两个片段FragmentA和FragmentB。我从FragmentA打开FragmentB。在FragmentB中,我从相机拍摄图片,当我接受图片时,打开的片段是FragmentA。

我将两个fragemnt都打开并替换。

代码以补充片段

private void replaceFragment(Fragment newFragment, String tag) {
        FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
        ft.replace(R.id.fragment_container, newFragment, tag).addToBackStack(null).commit();
    }

创建图片

    public void btnAddPhoto() {
        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if (takePictureIntent.resolveActivity(getActivity().getPackageManager()) != null) {
REQUEST_IMAGE_CAPTURE);
            startActivityForResult(takePictureIntent, REQUEST_IMAGE_CAPTURE);

        }
    }

接收图片的代码

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode,resultCode,data);
        if (requestCode == REQUEST_IMAGE_CAPTURE && resultCode == RESULT_OK) {
            Bitmap imageBitmap = (Bitmap) data.getExtras().get("data");
            imageView.setImageBitmap(imageBitmap);

        }
    }

我会留在FragemntB,因为我想在FragemntB的视图中设置摄像机的图片。现在看起来FragemntA高于FrgamentB,然后我返回,打开的是FragemntB,至少是FragmentA。

0 个答案:

没有答案
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