package?com.example.to;
import?android.support.v7.app.AppCompatActivity;
import?android.os.Bundle;
import?android.widget.CompoundButton;
import?android.widget.ImageView;
import?android.widget.ToggleButton;
public?class?MainActivity?extends?AppCompatActivity?implements?OnCheckedChangeListener{
????/**
?????*?初始化
?????*?*/
????private?ImageView?ima;
????private?ToggleButton?tb;
????@Override
????protected?void?onCreate(Bundle?savedInstanceState)?{
????????super.onCreate(savedInstanceState);
????????setContentView(R.layout.activity_main);
????????tb?=?(ToggleButton)?findViewById(R.id.toggleButton);
????????ima?=?(ImageView)?findViewById(R.id.imageView;
????????tb.setOnCheckedChangeListener(this);
????}
????@Override
????public?void?OnCheckedChanged(CompoundButton?buttonView,?boolean?isChecked){
????????ima.setBackground(isChecked?R.drawable.OFF:R.drawable.ON);
????}
}OnCheckedChangeListenerOnCheckedChangeListener有問(wèn)題，一直報(bào)錯(cuò)。
OnCheckedChangeListener問(wèn)題
totosspace
2016-08-02 17:05:03
