1、New Android Project->
Project name:Button
Build Target:Android 2.2
Application name:ButtonDemo
Package name:com.b510.textview.activity
Create Activity:MainActivity
Min SDK Version:8
Finish
2、修改MainActivity.java文件
public class MainActive extends Activity {
/** Called when the activity is first created. */
private Button button = null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
button = (Button) findViewById(R.id.button1);
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(MainActive.this, "你点击了按钮!", Toast.LENGTH_LONG).show();
}
});
}
}
3、修改main.xml文件
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="button1"
/>