Android单选和多选择按钮

核心提示：Android单选和多选择按钮：Java代码1. package mars.activity07;2.3. import android.app.Activity;4. import android.os.Bundle;5. import android.widget.CheckBox;6. import androi

Android单选和多选择按钮：

Java代码

1. package mars.activity07;

2.

3. import android.app.Activity;

4. import android.os.Bundle;

5. import android.widget.CheckBox;

6. import android.widget.CompoundButton;

7. import android.widget.RadioButton;

8. import android.widget.RadioGroup;

9. import android.widget.Toast;

10.

11. public class RadioTest extends Activity {

12. /** Called when the activity is first created. */

13. //对控件对象进行声明

14. private RadioGroup genderGroup = null;

15. private RadioButton femaleButton = null;

16. private RadioButton maleButton = null;

17. private CheckBox swimBox = null;

18. private CheckBox runBox = null;

19. private CheckBox readBox = null;

20. @Override

21. public void onCreate(Bundle savedInstanceState) {

22. super.onCreate(savedInstanceState);

23. setContentView(R.layout.radio);

24. //通过控件的ID来得到代表控件的对象

25. genderGroup = (RadioGroup)findViewById(R.id.genderGroup);

26. femaleButton = (RadioButton)findViewById(R.id.femaleButton);

27. maleButton = (RadioButton)findViewById(R.id.maleButton);

28. swimBox = (CheckBox)findViewById(R.id.swim);

29. runBox = (CheckBox)findViewById(R.id.run);

30. readBox = (CheckBox)findViewById(R.id.read);

31. //为RadioGroup设置监听器，需要注意的是，这里的监听器和Button控件的监听器有所不同

32. genderGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {

33.

34. @Override

35. public void onCheckedChanged(RadioGroup group, int checkedId) {

36. // TODO Auto-generated method stub

37. if(femaleButton.getId() == checkedId){