package com.example.disablebtn;
import android.app.*;
import android.os.*;
import android.view.*;
import android.view.View.*;
import android.widget.*;
import android.view.Menu;
public class MainActivity extends Activity {
Button bt;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
LinearLayout ll = new LinearLayout(this);
ll.setOrientation(LinearLayout.VERTICAL);
setContentView(ll);
bt = new Button(this);
bt.setText("可以按");
ll.addView(bt);
bt.setOnClickListener(new SampleClickListener());
}
class SampleClickListener implements OnClickListener
{
public void onClick(View v)
{
bt.setText("不能按");
bt.setEnabled(false);
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
}
留言列表