Iam陷入了我的自定义视图微调器的微妙问题,按钮将数据发送到intent。 每当我按下按钮时,应用程序崩溃。有人可以帮助我如何获取onClickListener的视图或微调器吗?
public class MyAdapter extends ArrayAdapter<String> {
public MyAdapter(Context context, int textViewResourceId, String[] objects) {
super(context, textViewResourceId, objects);
}
@Override
public View getDropDownView(int position, View convertView, ViewGroup parent) {
return getCustomView(position, convertView, parent);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
return getCustomView(position, convertView, parent);
}
public View getCustomView(int position, View convertView, ViewGroup parent) {
LayoutInflater inflater = getLayoutInflater();
View row = inflater.inflate(R.layout.row, parent, false);
TextView label = (TextView) row.findViewById(R.id.company);
label.setText(strings[position]);
ImageView icon = (ImageView) row.findViewById(R.id.image);
icon.setImageResource(arr_images[position]);
return row;
}
}
public void OnClickButtonListener() {
buttonConfirm = (Button) findViewById(R.id.confirm);
buttonConfirm.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
weightText = (EditText) findViewById(R.id.weightInput);
heightText = (EditText) findViewById(R.id.heightInput);
String userWeight = weightText.getText().toString();
String userHeight = heightText.getText().toString();
int weight = Integer.parseInt(userWeight);
int height = Integer.parseInt(userHeight);
Intent intent = new Intent("com.example.dewewors.fitup.UserInputs");
intent.putExtra("height", height);
intent.putExtra("weight", weight);
startActivity(intent);
}
}
);
}
row.xml看起来像
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:padding="3dip">
<ImageView
android:id="@+id/image"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/running"/>
<TextView
android:layout_toRightOf="@+id/image"
android:padding="3dip"
android:layout_marginTop="2dip"
android:textStyle="bold"
android:id="@+id/company"
android:text="CoderzHeaven"
android:textColor="#ffff"
android:layout_marginLeft="5dip"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</RelativeLayout>
和activity.xml
<Spinner
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/spinner"
android:spinnerMode="dialog"
android:gravity="center_vertical|center|center_horizontal"
android:textAlignment="gravity"
android:layout_gravity="center" />
<Button
android:layout_width="150dp"
android:layout_height="wrap_content"
android:text="Confirm"
android:id="@+id/confirm"
android:onClick="btnconfirm" />
答案 0 :(得分:0)
您可以将onClick的内容移动到名为public void btnconfirm(View view)
的单独方法中,因为您已在XML中设置了onClick。