Android CheckBox ?算器开发（源码）

核心提示：全部代瘁如下：代码1 package cn.terry;23 import android.app.Activity;4 import android.app.AlertDialog;5 import android.content.DialogInterface;6 import android.os.Bundle;

全部代瘁如下：

代码

1 package cn.terry;

2

3 import android.app.Activity;

4 import android.app.AlertDialog;

5 import android.content.DialogInterface;

6 import android.os.Bundle;

7 import android.view.KeyEvent;

8 import android.view.View;

9 import android.view.View.OnKeyListener;

10 import android.widget.*;

11 import android.widget.CompoundButton.OnCheckedChangeListener;

12 public class CheckBoxCalc extends Activity {

13 private TextView mTextView;

14 private TextView mTextView2;

15 private TextView mTextView3;

16 private TextView mTextView4;

17 private CheckBox mBox1;

18 private CheckBox mBox2;

19 private CheckBox mBox3;

20 private CheckBox mBox4;

21 private EditText mEditText;

22 private EditText mEditText1;

23 private boolean isbool=true;

24 private OnCheckedChangeListener listner;

25 private Float Temp;

26 private String Experssion;

27 private OnKeyListener list;

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

29 @Override

30 public void onCreate(Bundle savedInstanceState) {

31 super.onCreate(savedInstanceState);

32 setContentView(R.layout.main);

33 mTextView=(TextView)findViewById(R.id.result1);

34 mTextView2=(TextView)findViewById(R.id.result2);

35 mTextView3=(TextView)findViewById(R.id.result3);

36 mTextView4=(TextView)findViewById(R.id.result4);

37 mBox1=(CheckBox)findViewById(R.id.Plus); //加?乘除

38 mBox2=(CheckBox)findViewById(R.id.Cut);

39 mBox3=(CheckBox)findViewById(R.id.Ride);

40 mBox4=(CheckBox)findViewById(R.id.Except);

41 mEditText=(EditText)findViewById(R.id.first);