Question

java.lang.NullPointerException：尝试调用虚方法＆＃39; void android.widget.ImageView.setImageBitmap（android.graphics.Bitmap）＆＃39; com.example.piker.MultipleShareActivity上的null对象引用$ ImageAdapter1.getView（MultipleShareActivity.java:153）

public View getView(int position, View convertView, ViewGroup parent) {
    Log.e("122","after");
    int width = getScreenWidth();
    LinearLayout linearLayout;
    linearLayout= (LinearLayout) findViewById(R.id.lins);
    ImageView iv=new ImageView(con);
    ImageView iv;
    iv= (ImageView) findViewById(R.id.ims);
    CheckBox cb=new CheckBox(con);
    iv.setImageBitmap(mThumb[0]);// finding error in this line & mthumb is bitmap array//
    linearLayout.addView(iv);
    linearLayout.addView(cb);
    return linearLayout;
}

Answer 1

使用此

convertView.findViewById

在imageview和linearlayout中

在网格视图中设置bitmap_image和复选框

1 个答案: