答えて

0

Register a callback to be invoked when the checked state of this button changes

例:

mySwitch = (Switch) findViewById(R.id.mySwitch); 
// attach a listener to check for changes in a state 
mySwitch.setOnCheckedChangeListener(new OnCheckedChangeListener() { 
@Override 
public void onCheckedChanged(CompoundButton buttonView, 
    boolean isChecked) { 
    // do something on event 
} 
}); 

またviewholder patternを確認してください。

+0

JAVAの新機能は、 – user3857903