相机拍照后不返回主要活动

问题描述 投票:0回答:1

[主要活动启动时,它直接启动MediaStore的意图。ACTION_IMAGE_CAPTURE我实现了onActivityResult方法,但是当我拍照时,它不会返回主活动,而是保留在相机应用程序中]

这是代码:

final int REQUEST_TAKE_IMAGE = 1;

    ImageView imageView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        imageView = findViewById(R.id.imageView);
    }

    @Override
    protected void onStart() {
        super.onStart();
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if(intent.resolveActivity(getPackageManager()) != null) {
            startActivityForResult(intent, REQUEST_TAKE_IMAGE);
        }
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if(requestCode == REQUEST_TAKE_IMAGE){
            if(resultCode == RESULT_OK){
                assert data != null;
                Bundle extras = data.getExtras();
                assert extras != null;
                Bitmap bitmap = (Bitmap) extras.get("data");
                imageView.setImageBitmap(bitmap);
            }
        }
    }
android android-studio onactivityresult
1个回答
3
投票

[尝试将意图启动转移到按钮单击侦听器,我想是发生在您的活动开始时,当意图在启动时启动时,此人将带回相机应用程序,并且每次您尝试带来时活动都会使用此回调将其显示在前台,例如,选择并期望它可以带您回到活动中。

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