友善之臂Mini6410之Android開發學習筆記

友善之臂Mini6410之Android開發學習筆記源碼同步更新，請使用git工具進行同步。

1. git clone https://code.google.com/p/androiddemoformini6410/

LEDActivity.java

1. package com.mini6410.LED;
3. import com.friendlyarm.AndroidSDK.HardwareControler;
4. import com.mini6410.R;
6. import android.app.Activity;
7. import android.os.Bundle;
8. import android.widget.CompoundButton;
9. import android.widget.ToggleButton;
11. /**
12. *
13. * ClassName:LEDActivity
14. * Reason: LED Demo
15. *
16. * @author snowdream
17. * @version
18. * @since Ver 1.1
19. * @Date 2011 2012-03-11 16:07
20. *
21. * @see
22. */
23. public class LEDActivity extends Activity implements ToggleButton.OnCheckedChangeListener {
25. /*四個LED燈，編號ID依次為：LED 0，LED_1，LED_2，LED_3*/
26. public static final int LED_0 = 0;
27. public static final int LED_1 = 1;
28. public static final int LED_2 = 2;
29. public static final int LED_3 = 3;
31. /*LED燈的狀態： ON 表示點亮， OFF表示熄滅*/
32. public static final int OFF = 0;
33. public static final int ON = 1;
36. private int mledID = LED_0;
37. private int mledState = OFF;
40. private boolean mStop = false;
42. /*LED編號數組*/
43. private int[] mleds = new int[]{LED_0,LED_1,LED_2,LED_3};
45. /*5個開關按鈕*/
46. private ToggleButton mToggleButton_led0 = null;
47. private ToggleButton mToggleButton_led1 = null;
48. private ToggleButton mToggleButton_led2 = null;
49. private ToggleButton mToggleButton_led3 = null;
50. private ToggleButton mToggleButton_ledrandom = null;
53. @Override
54. protected void onCreate(Bundle savedInstanceState) {
55. super.onCreate(savedInstanceState);
56. setContentView(R.layout.leddemo);
58. initUI();
59. }
61. /**
62. *
63. * initUI: 初始化UI
64. *
65. * @param
66. * @return
67. * @throws
68. */
69. public void initUI(){
70. mToggleButton_led0 = (ToggleButton)findViewById(R.id.button_led0);
71. mToggleButton_led1 = (ToggleButton)findViewById(R.id.button_led1);
72. mToggleButton_led2 = (ToggleButton)findViewById(R.id.button_led2);
73. mToggleButton_led3 = (ToggleButton)findViewById(R.id.button_led3);
74. mToggleButton_ledrandom = (ToggleButton)findViewById(R.id.button_ledrandom);
76. mToggleButton_led0.setOnCheckedChangeListener(this);
77. mToggleButton_led1.setOnCheckedChangeListener(this);
78. mToggleButton_led2.setOnCheckedChangeListener(this);
79. mToggleButton_led3.setOnCheckedChangeListener(this);
80. mToggleButton_ledrandom.setOnCheckedChangeListener(this);
81. }
83. /**
84. *
85. * onCheckedChanged: 開關按鈕監聽器
86. *
87. * @param buttonView 當前被按下的按鈕對象；isChecked表示該按鈕的開關狀態
88. * @return
89. * @throws
90. */
91. public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
92. ToggleButton mToggleButton = (ToggleButton)buttonView;
94. if(isChecked)
95. mledState = ON;
96. else
97. mledState = OFF;
99. switch (mToggleButton.getId()) {
100. case R.id.button_led0:
101. mledID = LED_0;
102. setLedState(mledID, mledState);
103. break;
104. case R.id.button_led1:
105. mledID = LED_1;
106. setLedState(mledID, mledState);
107. break;
108. case R.id.button_led2:
109. mledID = LED_2;
110. setLedState(mledID, mledState);
111. break;
112. case R.id.button_led3:
113. mledID = LED_3;
114. setLedState(mledID, mledState);
115. break;
116. case R.id.button_ledrandom:
117. if(isChecked){
118. mStop = false;
119. RandomLight();
120. }else{
121. mStop = true;
122. setALlLightsOff();
123. }
124. break;
125. default:
126. break;
127. }
128. }
130. /**
131. *
132. * setLedState: 設置LED燈的開關
133. *
134. * @param ledID LED燈編號；ledState LED燈的開關狀態
135. * @return true，表示操作成功；否則返回 false。
136. * @throws
137. */
138. public boolean setLedState(int ledID, int ledState){
139. boolean ret = false;
140. int result = -1;
142. result = HardwareControler.setLedState(ledID, ledState);
144. if(result == 0)
145. ret = true;
146. else
147. ret = false;
149. return ret;
150. }
153. /**
154. *
155. * RandomLight: 隨機點亮LED燈
156. *
157. * @param
158. * @return
159. * @throws
160. */
161. public void RandomLight(){
162. new Thread(){
164. int mledNum = mleds.length;
165. int mrandom = 0;
167. @Override
168. public void run() {
170. while(!mStop){
171. /*從0 1 2 3范圍內產生一個整數隨機數*/
172. mrandom = (int)(Math.random()*(mledNum));
174. /*隨機點亮一盞LED燈，然後關閉其他的LED燈*/
175. for(int i = 0; i <mleds.length; i++){
176. if(i == mrandom){
177. setLedState(mleds[i], ON);
178. }else{
179. setLedState(mleds[i], OFF);
180. }
182. }
184. try {
185. sleep(200);
186. } catch (InterruptedException e) {
187. e.printStackTrace();
188. }
189. }
191. }}.start();
192. }
194. /**
195. *
196. * setALlLightsOff: 熄滅全部的LED燈
197. *
198. * @param
199. * @return
200. * @throws
201. */
202. public void setALlLightsOff(){
203. for(int i = 0; i <mleds.length; i++){
204. setLedState(mleds[i], OFF);
205. }
206. }
208. /**
209. *
210. * setALlLightsOn: 點亮全部的LED燈
211. *
212. * @param
213. * @return
214. * @throws
215. */
216. public void setALlLightsOn(){
217. for(int i = 0; i <mleds.length; i++){
218. setLedState(mleds[i], ON);
219. }
220. }
221. }

leddemo.xml

1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3. android:layout_width="match_parent"
4. android:layout_height="match_parent"
5. android:orientation="vertical" >
7. <LinearLayout
8. android:layout_width="match_parent"
9. android:layout_height="wrap_content"
10. android:orientation="horizontal" >
12. <LinearLayout
13. android:id="@+id/linear_led0"
14. android:layout_width="wrap_content"
15. android:layout_height="wrap_content"
16. android:layout_margin="5dip"
17. android:orientation="vertical" >
19. <TextView
20. android:id="@+id/textview_led0"
21. android:layout_width="wrap_content"
22. android:layout_height="wrap_content"
23. android:layout_gravity="center"
24. android:text="@string/led0" >
25. </TextView>
27. <ToggleButton
28. android:id="@+id/button_led0"
29. android:layout_width="wrap_content"
30. android:layout_height="wrap_content"
31. android:textOff="@string/textoff"
32. android:textOn="@string/texton" >
33. </ToggleButton>
34. </LinearLayout>
36. <LinearLayout
37. android:id="@+id/linear_led1"
38. android:layout_width="wrap_content"
39. android:layout_height="wrap_content"
40. android:layout_margin="5dip"
41. android:orientation="vertical" >
43. <TextView
44. android:id="@+id/textview_led1"
45. android:layout_width="wrap_content"
46. android:layout_height="wrap_content"
47. android:layout_gravity="center"
48. android:text="@string/led1" >
49. </TextView>
51. <ToggleButton
52. android:id="@+id/button_led1"
53. android:layout_width="wrap_content"
54. android:layout_height="wrap_content"
55. android:textOff="@string/textoff"
56. android:textOn="@string/texton" >
57. </ToggleButton>
58. </LinearLayout>
60. <LinearLayout
61. android:id="@+id/linear_led2"
62. android:layout_width="wrap_content"
63. android:layout_height="wrap_content"
64. android:layout_margin="5dip"
65. android:orientation="vertical" >
67. <TextView
68. android:id="@+id/textview_led2"
69. android:layout_width="wrap_content"
70. android:layout_height="wrap_content"
71. android:layout_gravity="center"
72. android:text="@string/led2" >
73. </TextView>
75. <ToggleButton
76. android:id="@+id/button_led2"
77. android:layout_width="wrap_content"
78. android:layout_height="wrap_content"
79. android:textOff="@string/textoff"
80. android:textOn="@string/texton" >
81. </ToggleButton>
82. </LinearLayout>
84. <LinearLayout
85. android:id="@+id/linear_led3"
86. android:layout_width="wrap_content"
87. android:layout_height="wrap_content"
88. android:layout_margin="5dip"
89. android:orientation="vertical" >
91. <TextView
92. android:id="@+id/textview_led3"
93. android:layout_width="wrap_content"
94. android:layout_height="wrap_content"
95. android:layout_gravity="center"
96. android:text="@string/led3" >
97. </TextView>
99. <ToggleButton
100. android:id="@+id/button_led3"
101. android:layout_width="wrap_content"
102. android:layout_height="wrap_content"
103. android:textOff="@string/textoff"
104. android:textOn="@string/texton" >
105. </ToggleButton>
106. </LinearLayout>
107. </LinearLayout>
109. <LinearLayout
110. android:id="@+id/linear_ledrandom"
111. android:layout_width="wrap_content"
112. android:layout_height="wrap_content"
113. android:layout_margin="5dip"
114. android:orientation="vertical" >
116. <TextView
117. android:id="@+id/textview_ledrandom"
118. android:layout_width="wrap_content"
119. android:layout_height="wrap_content"
120. android:layout_gravity="center"
121. android:text="@string/ledrandom" >
122. </TextView>
124. <ToggleButton
125. android:id="@+id/button_ledrandom"
126. android:layout_width="wrap_content"
127. android:layout_height="wrap_content"
128. android:layout_gravity="center"
129. android:textOff="@string/textoff"
130. android:textOn="@string/texton" >
131. </ToggleButton>
132. </LinearLayout>
134. </LinearLayout>

預覽效果：