1 package com.lixu.caipiao;
2
3 import android.app.Activity;
4 import android.os.Bundle;
5 import android.view.View;
6 import android.view.View.OnClickListener;
7 import android.widget.Button;
8 import android.widget.EditText;
9
10 public class MainActivity extends Activity implements OnClickListener {
11 Button btn1;
12 Button btn2;
13 Button btn3;
14 EditText et1;
15 EditText et2;
16 EditText et3;
17 StringBuffer sb;
18 StringBuffer sb2;
19 StringBuffer sb3;
20
21 @Override
22 protected void onCreate(Bundle savedInstanceState) {
23 super.onCreate(savedInstanceState);
24 setContentView(R.layout.activity_main);
25
26 btn1 = (Button) findViewById(R.id.btn1);
27 btn2 = (Button) findViewById(R.id.btn2);
28 btn3 = (Button) findViewById(R.id.btn3);
29 et1 = (EditText) findViewById(R.id.et1);
30 et2 = (EditText) findViewById(R.id.et2);
31 et3 = (EditText) findViewById(R.id.et3);
32 btn1.setOnClickListener(this);
33 btn2.setOnClickListener(this);
34 btn3.setOnClickListener(this);
35 }
36
37 @Override
38 public void onClick(View v) {
39 switch (v.getId()) {
40 case R.id.btn1:
41 sb = new StringBuffer();
42 shuang();
43 et1.setText(sb);
44 break;
45 case R.id.btn2:
46 sb2 = new StringBuffer();
47 daletou();
48 et2.setText(sb2);
49 break;
50 case R.id.btn3:
51 sb3 = new StringBuffer();
52 qixing();
53 et3.setText(sb3);
54 break;
55
56 default:
57 break;
58 }
59
60 }
61
62 public void shuang() {
63 int[] a = new int[7];
64 int i = 0;
65 while (i < 6) {
66 int b = (int) (Math.random() * 33) + 1;
67 boolean temp = true;
68 for (int m = 0; m < a.length - 1; m++) {
69 if (a[m] == b) {
70 temp = false;
71 }
72 }
73
74 if (!temp) {
75 continue;
76 }
77 a[i] = b;
78 i++;
79 }
80 for (int l = 0; l < a.length - 1; l++) {
81 for (int h = 0; h < a.length - 1; h++) {
82 if (a[l] < a[h]) {
83 int temp = a[l];
84 a[l] = a[h];
85 a[h] = temp;
86 }
87 }
88 }
89 int k = (int) (Math.random() * 16) + 1;
90 a[6] = k;
91 for (int n : a) {
92 sb.append(n + ",");
93 }
94 }
95
96 public void daletou() {
97 int[] a = new int[7];
98 int i = 0;
99 while (i < 5) {
100 int b = (int) (Math.random() * 35) + 1;
101 boolean temp = true;
102 for (int e = 0; e < a.length - 2; e++) {
103 if (a[e] == b) {
104 temp = false;
105 }
106 }
107 if (!temp) {
108 continue;
109 }
110 a[i] = b;
111 i++;
112 }
113 for (int m = 0; m < a.length - 2; m++) {
114 for (int n = m + 1; n < a.length - 2; n++) {
115 if (a[m] > a[n]) {
116 int temp1 = a[m];
117 a[m] = a[n];
118 a[n] = temp1;
119 }
120 }
121 }
122 while (i > 4 && i < 7) {
123 int k = (int) (Math.random() * 12) + 1;
124 boolean temp2 = true;
125 for (int e = 5; e < 7; e++) {
126 if (a[e] == k) {
127 temp2 = false;
128 }
129 }
130 if (!temp2) {
131 continue;
132 }
133 a[i] = k;
134 i++;
135 }
136 for (int m = 5; m < 7; m++) {
137 for (int n = m + 1; n < 7; n++) {
138 if (a[m] > a[n]) {
139 int temp1 = a[m];
140 a[m] = a[n];
141 a[n] = temp1;
142 }
143 }
144 }
145 for (int n : a) {
146 sb2.append(n + ",");
147 }
148 }
149
150 public void qixing() {
151 int[] a = new int[7];
152 for (int j = 0; j < 7; j++) {
153 int b = (int) (Math.random() * 10);
154 a[j] = b;
155 }
156 for (int n : a) {
157 sb3.append(n + ",");
158 }
159
160 }
161 }
xml文件：
1 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 2 xmlns:tools="http://schemas.android.com/tools" 3 android:id="@+id/RelativeLayout1" 4 android:layout_width="match_parent" 5 android:layout_height="match_parent" 6 android:orientation="vertical" 7 tools:context="com.lixu.caipiao.MainActivity" > 8 9 <EditText 10 android:id="@+id/et1" 11 android:layout_width="210dp" 12 android:layout_height="50dp" 13 android:hint="等待输入" 14 android:background="@drawable/round"/> 15 16 <EditText 17 android:id="@+id/et2" 18 android:layout_width="210dp" 19 android:layout_height="50dp" 20 android:layout_below="@id/et1" 21 android:hint="等待输入" 22 android:background="@drawable/round" 23 /> 24 25 <EditText 26 android:id="@+id/et3" 27 android:layout_width="210dp" 28 android:layout_height="50dp" 29 android:layout_below="@id/et2" 30 android:hint="等待输入" 31 android:background="@drawable/round"/> 32 33 34 <Button 35 android:id="@+id/btn1" 36 android:layout_width="wrap_content" 37 android:layout_height="wrap_content" 38 android:layout_alignParentRight="true" 39 android:layout_alignParentTop="true" 40 android:text="双色球机选" 41 android:background="@drawable/round"/> 42 43 <Button 44 android:id="@+id/btn2" 45 android:layout_width="wrap_content" 46 android:layout_height="wrap_content" 47 android:layout_alignBaseline="@+id/et2" 48 android:layout_alignBottom="@+id/et2" 49 android:layout_alignParentRight="true" 50 android:text="大乐透机选" 51 android:background="@drawable/round"/> 52 53 <Button 54 android:id="@+id/btn3" 55 android:layout_width="wrap_content" 56 android:layout_height="wrap_content" 57 android:layout_alignParentRight="true" 58 android:layout_below="@+id/btn2" 59 android:text="七星彩机选" 60 android:background="@drawable/round"/> 61 </RelativeLayout>
运行效果图：
时间： 2024-10-27 10:39:36