照相机不出来
package com.example.administrator.myapplication;
import android.annotation.TargetApi;
import android.content.Intent;
import android.hardware.camera2.CaptureRequest;
import android.os.Build;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;
import com.xys.libzxing.zxing.activity.CaptureActivity;
public class MainActivity extends AppCompatActivity {
private TextView mTvResult;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mTvResult = (TextView) findViewById(R.id.tv_result);
}
public void scan(View view){
startActivityForResult(new Intent(MainActivity.this,CaptureActivity.class),0);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data){
super.onActivityResult(requestCode, resultCode, data);
if(resultCode == RESULT_OK){
Bundle bundle = data.getExtras();
String result = bundle.getString("result");
mTvResult.setText(result);
}
}
}