android 电池充电状态记录

た入场券 2022-10-05 14:53 269阅读 0赞

摘抄源码记录下  
http://androidxref.com/9.0.0\_r3/xref/frameworks/native/include/batteryservice/BatteryServiceConstants.h

// This file is autogenerated by hidl-gen. Do not edit manually.  
2  
3\#ifndef HIDL\_GENERATED\_android\_hardware\_health\_V1\_0\_EXPORTED\_CONSTANTS\_H\_  
4\#define HIDL\_GENERATED\_android\_hardware\_health\_V1\_0\_EXPORTED\_CONSTANTS\_H\_  
5  
6\#ifdef \_\_cplusplus  
7extern “C” \{  
8\#endif  
9  
10enum \{  
11 BATTERY\_STATUS\_UNKNOWN = 1,  
12 BATTERY\_STATUS\_CHARGING = 2,  
13 BATTERY\_STATUS\_DISCHARGING = 3,  
14 BATTERY\_STATUS\_NOT\_CHARGING = 4,  
15 BATTERY\_STATUS\_FULL = 5,  
16\};  
17  
18enum \{  
19 BATTERY\_HEALTH\_UNKNOWN = 1,  
20 BATTERY\_HEALTH\_GOOD = 2,  
21 BATTERY\_HEALTH\_OVERHEAT = 3,  
22 BATTERY\_HEALTH\_DEAD = 4,  
23 BATTERY\_HEALTH\_OVER\_VOLTAGE = 5,  
24 BATTERY\_HEALTH\_UNSPECIFIED\_FAILURE = 6,  
25 BATTERY\_HEALTH\_COLD = 7,  
26\};  
27  
28\#ifdef \_*cplusplus  
29\}  
30\#endif  
31  
32\#endif // HIDL\_GENERATED\_android\_hardware\_health\_V1\_0\_EXPORTED\_CONSTANTS\_H*  
33

32@SystemService(Context.BATTERY\_SERVICE)  
33public class BatteryManager \{  
34 /\*\*  
35 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
36 \* integer containing the current status constant.  
37 */  
38 public static final String EXTRA\_STATUS = “status”;  
39  
40 /*\*  
41 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
42 \* integer containing the current health constant.  
43 */  
44 public static final String EXTRA\_HEALTH = “health”;  
45  
46 /*\*  
47 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
48 \* boolean indicating whether a battery is present.  
49 */  
50 public static final String EXTRA\_PRESENT = “present”;  
51  
52 /*\*  
53 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
54 \* integer field containing the current battery level, from 0 to  
55 \* \{@link \#EXTRA\_SCALE\}.  
56 */  
57 public static final String EXTRA\_LEVEL = “level”;  
58  
59 /*\*  
60 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
61 \* Boolean field indicating whether the battery is currently considered to be  
62 \* low, that is whether a \{@link Intent\#ACTION\_BATTERY\_LOW\} broadcast  
63 \* has been sent.  
64 */  
65 public static final String EXTRA\_BATTERY\_LOW = “battery\_low”;  
66  
67 /*\*  
68 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
69 \* integer containing the maximum battery level.  
70 */  
71 public static final String EXTRA\_SCALE = “scale”;  
72  
73 /*\*  
74 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
75 \* integer containing the resource ID of a small status bar icon  
76 \* indicating the current battery state.  
77 */  
78 public static final String EXTRA\_ICON\_SMALL = “icon-small”;  
79  
80 /*\*  
81 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
82 \* integer indicating whether the device is plugged in to a power  
83 \* source; 0 means it is on battery, other constants are different  
84 \* types of power sources.  
85 */  
86 public static final String EXTRA\_PLUGGED = “plugged”;  
87  
88 /*\*  
89 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
90 \* integer containing the current battery voltage level.  
91 */  
92 public static final String EXTRA\_VOLTAGE = “voltage”;  
93  
94 /*\*  
95 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
96 \* integer containing the current battery temperature.  
97 */  
98 public static final String EXTRA\_TEMPERATURE = “temperature”;  
99  
100 /*\*  
101 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
102 \* String describing the technology of the current battery.  
103 */  
104 public static final String EXTRA\_TECHNOLOGY = “technology”;  
105  
106 /*\*  
107 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
108 \* Int value set to nonzero if an unsupported charger is attached  
109 \* to the device.  
110 \* \{@hide\}  
111 */  
112 public static final String EXTRA\_INVALID\_CHARGER = “invalid\_charger”;  
113  
114 /*\*  
115 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
116 \* Int value set to the maximum charging current supported by the charger in micro amperes.  
117 \* \{@hide\}  
118 */  
119 public static final String EXTRA\_MAX\_CHARGING\_CURRENT = “max\_charging\_current”;  
120  
121 /*\*  
122 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
123 \* Int value set to the maximum charging voltage supported by the charger in micro volts.  
124 \* \{@hide\}  
125 */  
126 public static final String EXTRA\_MAX\_CHARGING\_VOLTAGE = “max\_charging\_voltage”;  
127  
128 /*\*  
129 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
130 \* integer containing the charge counter present in the battery.  
131 \* \{@hide\}  
132 */  
133 public static final String EXTRA\_CHARGE\_COUNTER = “charge\_counter”;  
134  
135 /*\*  
136 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_CHANGED\}:  
137 \* Current int sequence number of the update.  
138 \* \{@hide\}  
139 */  
140 public static final String EXTRA\_SEQUENCE = “seq”;  
141  
142 /*\*  
143 \* Extra for \{@link android.content.Intent\#ACTION\_BATTERY\_LEVEL\_CHANGED\}:  
144 \* Contains list of Bundles representing battery events  
145 \* @hide  
146 */  
147 @SystemApi  
148 public static final String EXTRA\_EVENTS = “android.os.extra.EVENTS”;  
149  
150 /*\*  
151 \* Extra for event in \{@link android.content.Intent\#ACTION\_BATTERY\_LEVEL\_CHANGED\}:  
152 \* Long value representing time when event occurred as returned by  
153 \* \{@link android.os.SystemClock\#elapsedRealtime()\}  
154 \* @hide  
155 */  
156 @SystemApi  
157 public static final String EXTRA\_EVENT\_TIMESTAMP = “android.os.extra.EVENT\_TIMESTAMP”;  
158  
159 // values for “status” field in the ACTION\_BATTERY\_CHANGED Intent  
160 public static final int BATTERY\_STATUS\_UNKNOWN = Constants.BATTERY\_STATUS\_UNKNOWN;  
161 public static final int BATTERY\_STATUS\_CHARGING = Constants.BATTERY\_STATUS\_CHARGING;  
162 public static final int BATTERY\_STATUS\_DISCHARGING = Constants.BATTERY\_STATUS\_DISCHARGING;  
163 public static final int BATTERY\_STATUS\_NOT\_CHARGING = Constants.BATTERY\_STATUS\_NOT\_CHARGING;  
164 public static final int BATTERY\_STATUS\_FULL = Constants.BATTERY\_STATUS\_FULL;  
165  
166 // values for “health” field in the ACTION\_BATTERY\_CHANGED Intent  
167 public static final int BATTERY\_HEALTH\_UNKNOWN = Constants.BATTERY\_HEALTH\_UNKNOWN;  
168 public static final int BATTERY\_HEALTH\_GOOD = Constants.BATTERY\_HEALTH\_GOOD;  
169 public static final int BATTERY\_HEALTH\_OVERHEAT = Constants.BATTERY\_HEALTH\_OVERHEAT;  
170 public static final int BATTERY\_HEALTH\_DEAD = Constants.BATTERY\_HEALTH\_DEAD;  
171 public static final int BATTERY\_HEALTH\_OVER\_VOLTAGE = Constants.BATTERY\_HEALTH\_OVER\_VOLTAGE;  
172 public static final int BATTERY\_HEALTH\_UNSPECIFIED\_FAILURE = Constants.BATTERY\_HEALTH\_UNSPECIFIED\_FAILURE;  
173 public static final int BATTERY\_HEALTH\_COLD = Constants.BATTERY\_HEALTH\_COLD;  
174  
175 // values of the “plugged” field in the ACTION\_BATTERY\_CHANGED intent.  
176 // These must be powers of 2.  
177 /*\* Power source is an AC charger. */  
178 public static final int BATTERY\_PLUGGED\_AC = OsProtoEnums.BATTERY\_PLUGGED\_AC; // = 1  
179 /*\* Power source is a USB port. */  
180 public static final int BATTERY\_PLUGGED\_USB = OsProtoEnums.BATTERY\_PLUGGED\_USB; // = 2  
181 /*\* Power source is wireless. */  
182 public static final int BATTERY\_PLUGGED\_WIRELESS = OsProtoEnums.BATTERY\_PLUGGED\_WIRELESS; // = 4  
183  
184 /*\* @hide */  
185 public static final int BATTERY\_PLUGGED\_ANY =  
186 BATTERY\_PLUGGED\_AC | BATTERY\_PLUGGED\_USB | BATTERY\_PLUGGED\_WIRELESS;  
187  
188 /*\*  
189 \* Sent when the device’s battery has started charging (or has reached full charge  
190 \* and the device is on power). This is a good time to do work that you would like to  
191 \* avoid doing while on battery (that is to avoid draining the user’s battery due to  
192 \* things they don’t care enough about).  
193 \*  
194 \* This is paired with \{@link \#ACTION\_DISCHARGING\}. The current state can always  
195 \* be retrieved with \{@link \#isCharging()\}.  
196 */  
197 public static final String ACTION\_CHARGING = “android.os.action.CHARGING”;  
198  
199 /*\*  
200 \* Sent when the device’s battery may be discharging, so apps should avoid doing  
201 \* extraneous work that would cause it to discharge faster.  
202 \*  
203 \* This is paired with \{@link \#ACTION\_CHARGING\}. The current state can always  
204 \* be retrieved with \{@link \#isCharging()\}.  
205 */  
206 public static final String ACTION\_DISCHARGING = “android.os.action.DISCHARGING”;  
207  
208 /*  
209 \* Battery property identifiers. These must match the values in  
210 \* frameworks/native/include/batteryservice/BatteryService.h  
211 */  
212 /*\* Battery capacity in microampere-hours, as an integer. */  
213 public static final int BATTERY\_PROPERTY\_CHARGE\_COUNTER = 1;  
214  
215 /*\*  
216 \* Instantaneous battery current in microamperes, as an integer. Positive  
217 \* values indicate net current entering the battery from a charge source,  
218 \* negative values indicate net current discharging from the battery.  
219 */  
220 public static final int BATTERY\_PROPERTY\_CURRENT\_NOW = 2;  
221  
222 /*\*  
223 \* Average battery current in microamperes, as an integer. Positive  
224 \* values indicate net current entering the battery from a charge source,  
225 \* negative values indicate net current discharging from the battery.  
226 \* The time period over which the average is computed may depend on the  
227 \* fuel gauge hardware and its configuration.  
228 */  
229 public static final int BATTERY\_PROPERTY\_CURRENT\_AVERAGE = 3;  
230  
231 /*\*  
232 \* Remaining battery capacity as an integer percentage of total capacity  
233 \* (with no fractional part).  
234 */  
235 public static final int BATTERY\_PROPERTY\_CAPACITY = 4;  
236  
237 /*\*  
238 \* Battery remaining energy in nanowatt-hours, as a long integer.  
239 */  
240 public static final int BATTERY\_PROPERTY\_ENERGY\_COUNTER = 5;  
241  
242 /*\*  
243 \* Battery charge status, from a BATTERY\_STATUS\_\* value.  
244 \*/  
245 public static final int BATTERY\_PROPERTY\_STATUS = 6;