import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.os.Bundle;import android.support.v4.view.PagerAdapter;import android.support.v4.view.ViewPager;import androi
附完整代码，此代码只实现功能，美观及其它不考虑(*^__^*) java代码：import java.util.ArrayList;import java.util.List;import android.os.Bundle;import android.provider.MediaStore;import android.app.Activity;import android.app.
import java.io.File;import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.app.AlertDialog;import android.content.DialogInterface;import android.media.MediaPlayer;
public class MainActivity extends Activity { protected static final int SUCCESS = 1; private EditText et_id; private ImageView img; private Handler handler = new Handler() { public void handleMessage
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