View（视图）———按钮视图

 1 <?xml version="1.0" encoding="utf-8"?>
 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3     xmlns:tools="http://schemas.android.com/tools"
 4     android:layout_width="match_parent"
 5     android:layout_height="match_parent"
 6     android:paddingBottom="@dimen/activity_vertical_margin"
 7     android:paddingLeft="@dimen/activity_horizontal_margin"
 8     android:paddingRight="@dimen/activity_horizontal_margin"
 9     android:paddingTop="@dimen/activity_vertical_margin"
10     tools:context="com.example.wang.testapp2.TestActivity1"
11     android:orientation="vertical">
12 
13      <RadioGroup
14     android:layout_width="match_parent"
15     android:layout_height="wrap_content"
16     android:id="@+id/rg_1"
17     android:orientation="horizontal">
18 
19     <RadioButton
20         android:layout_width="wrap_content"
21         android:layout_height="wrap_content"
22         android:text="男"
23         android:id="@+id/nan"/>
24     <RadioButton
25         android:layout_width="wrap_content"
26         android:layout_height="wrap_content"
27         android:text="女"
28         android:id="@+id/nv"
29         android:checked="true"/>
30 
31    </RadioGroup>
32 
33 
34 <LinearLayout
35         android:layout_width="match_parent"
36         android:layout_height="wrap_content">
37         <CheckBox
38             android:layout_width="wrap_content"
39             android:layout_height="wrap_content"
40             android:text="范冰冰"
41             android:id="@+id/cb_1"
42             android:checked="true"/>
43         <CheckBox
44             android:layout_width="wrap_content"
45             android:layout_height="wrap_content"
46             android:text="章子怡"
47             android:id="@+id/cb_2"
48             android:checked="true"/>
49  </LinearLayout>
50 
51  <LinearLayout
52         android:layout_width="match_parent"
53         android:layout_height="wrap_content">
54         <ToggleButton
55             android:layout_width="wrap_content"
56             android:layout_height="wrap_content"
57             android:textOn="开"
58             android:textOff="关"
59             android:id="@+id/tb_1"/>
60 
61         <Switch
62             android:layout_width="wrap_content"
63             android:layout_height="wrap_content"
64             android:textOn="打开"
65             android:textOff="关闭"
66             android:text="开关"
67             android:id="@+id/sw_1"/>
68   </LinearLayout>
69 
70 
71 
72 
73 </LinearLayout>

  1 package com.example.wang.testapp2;
  2 
  3 import android.support.v7.app.AppCompatActivity;
  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.Switch;
 10 import android.widget.Toast;
 11 import android.widget.ToggleButton;
 12 
 13 public class TestActivity1 extends AppCompatActivity {
 14 
 15     RadioGroup rg_1;
 16     RadioButton nan;
 17     RadioButton nv;
 18 
 19     CheckBox cb_1;
 20     CheckBox cb_2;
 21 
 22     ToggleButton tb_1;
 23     Switch sw_1;
 24 
 25     @Override
 26     protected void onCreate(Bundle savedInstanceState) {
 27         super.onCreate(savedInstanceState);
 28         setContentView(R.layout.activity_test1);
 29 
 30         rg_1=(RadioGroup)findViewById(R.id.rg_1);
 31         nan=(RadioButton)findViewById(R.id.nan);
 32         nv=(RadioButton)findViewById(R.id.nv);
 33 
 34         cb_1=(CheckBox)findViewById(R.id.cb_1);
 35         cb_2=(CheckBox)findViewById(R.id.cb_2);
 36 
 37         tb_1=(ToggleButton)findViewById(R.id.tb_1);
 38         sw_1=(Switch)findViewById(R.id.sw_1);
 39 
 40         tb_1.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 41             @Override
 42             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 43 
 44                 Toast.makeText(TestActivity1.this, "开关状态"+(isChecked?"开":"关"), Toast.LENGTH_SHORT).show();
 45             }
 46         });
 47 
 48         sw_1.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 49             @Override
 50             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 51 
 52                 Toast.makeText(TestActivity1.this, "开关状态"+(isChecked?"开":"关"), Toast.LENGTH_SHORT).show();
 53             }
 54         });
 55 
 56         //监听器的实例
 57         CB_OnCheckedChangeListener cb1=new CB_OnCheckedChangeListener();
 58 
 59         //监听器绑定
 60         cb_1.setOnCheckedChangeListener(cb1);
 61         cb_2.setOnCheckedChangeListener(cb1);
 62 
 63         rg_1.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
 64             @Override
 65             //被选中的RadioButton的id
 66             public void onCheckedChanged(RadioGroup group, int checkedId) {
 67 
 68                 //提示选中的内容
 69                 //判断谁被选中
 70                 if(checkedId==nan.getId())
 71                 {
 72                     Toast.makeText(TestActivity1.this, "选中的是="+nan.getText(), Toast.LENGTH_SHORT).show();
 73                 }
 74                 else if (checkedId==nv.getId())
 75                 {
 76                     Toast.makeText(TestActivity1.this, "选中的是="+nv.getText(), Toast.LENGTH_SHORT).show();
 77                 }
 78 
 79 
 80             }
 81         });
 82     }
 83 
 84     //公共的复选按钮的监听器
 85     class CB_OnCheckedChangeListener implements CompoundButton.OnCheckedChangeListener {
 86         @Override
 87         public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 88 
 89             CheckBox cb = (CheckBox) buttonView;
 90 
 91             String str = cb.getText().toString();
 92 
 93             if (isChecked) {
 94                 Toast.makeText(TestActivity1.this, str + "被选中", Toast.LENGTH_SHORT).show();
 95             } else {
 96                 Toast.makeText(TestActivity1.this, str + "被取消选中", Toast.LENGTH_SHORT).show();
 97             }
 98         }
 99     }
100 }