http://blog.csdn.net/hyhyl1990/article/details/46842915
http://m.blog.csdn.net/article/details?id=51693586
这两篇文章说的比较好了，但是并没有对void setMode ( int code,int uid,String packageName,int mode)的参数有具体的说明
code代表具体的操作权限，mode代表要更改成的类型（允许/禁止/提示）
具体权限对应的code，可以查看AppOpsManager.java源码里的描述。
好吧，又找源码，如下
http://tools.oesf.biz/android-4.3.0_r2.1/xref/frameworks/base/core/java/android/app/AppOpsManager.java
public static final int MODE_ALLOWED = 0;
59 public static final int MODE_IGNORED = 1;
60 public static final int MODE_ERRORED = 2;
61
62 // when adding one of these:
63 // - increment _NUM_OP
64 // - add rows to sOpToSwitch, sOpNames, sOpPerms
65 // - add descriptive strings to Settings/res/values/arrays.xml
66 public static final int OP_NONE = -1;
67 public static final int OP_COARSE_LOCATION = 0;
68 public static final int OP_FINE_LOCATION = 1;
69 public static final int OP_GPS = 2;
70 public static final int OP_VIBRATE = 3;
71 public static final int OP_READ_CONTACTS = 4;
72 public static final int OP_WRITE_CONTACTS = 5;
73 public static final int OP_READ_CALL_LOG = 6;
74 public static final int OP_WRITE_CALL_LOG = 7;
75 public static final int OP_READ_CALENDAR = 8;
76 public static final int OP_WRITE_CALENDAR = 9;
77 public static final int OP_WIFI_SCAN = 10;
78 public static final int OP_POST_NOTIFICATION = 11;
79 public static final int OP_NEIGHBORING_CELLS = 12;
80 public static final int OP_CALL_PHONE = 13;
81 public static final int OP_READ_SMS = 14;
82 public static final int OP_WRITE_SMS = 15;
83 public static final int OP_RECEIVE_SMS = 16;
84 public static final int OP_RECEIVE_EMERGECY_SMS = 17;
85 public static final int OP_RECEIVE_MMS = 18;
86 public static final int OP_RECEIVE_WAP_PUSH = 19;
87 public static final int OP_SEND_SMS = 20;
88 public static final int OP_READ_ICC_SMS = 21;
89 public static final int OP_WRITE_ICC_SMS = 22;
90 public static final int OP_WRITE_SETTINGS = 23;
91 public static final int OP_SYSTEM_ALERT_WINDOW = 24;
92 public static final int OP_ACCESS_NOTIFICATIONS = 25;
93 public static final int OP_CAMERA = 26;
94 public static final int OP_RECORD_AUDIO = 27;
95 public static final int OP_PLAY_AUDIO = 28;
96 public static final int OP_READ_CLIPBOARD = 29;
97 public static final int OP_WRITE_CLIPBOARD = 30;
98 /** @hide */
99 public static final int _NUM_OP = 31;
100
101 /**
102 * This maps each operation to the operation that serves as the
103 * switch to determine whether it is allowed. Generally this is
104 * a 1:1 mapping, but for some things (like location) that have
105 * multiple low-level operations being tracked that should be
106 * presented to hte user as one switch then this can be used to
107 * make them all controlled by the same single operation.
108 */
109 private static int[] sOpToSwitch = new int[] {
110 OP_COARSE_LOCATION,
111 OP_COARSE_LOCATION,
112 OP_COARSE_LOCATION,
113 OP_VIBRATE,
114 OP_READ_CONTACTS,
115 OP_WRITE_CONTACTS,
116 OP_READ_CALL_LOG,
117 OP_WRITE_CALL_LOG,
118 OP_READ_CALENDAR,
119 OP_WRITE_CALENDAR,
120 OP_COARSE_LOCATION,
121 OP_POST_NOTIFICATION,
122 OP_COARSE_LOCATION,
123 OP_CALL_PHONE,
124 OP_READ_SMS,
125 OP_WRITE_SMS,
126 OP_READ_SMS,
127 OP_READ_SMS,
128 OP_READ_SMS,
129 OP_READ_SMS,
130 OP_WRITE_SMS,
131 OP_READ_SMS,
132 OP_WRITE_SMS,
133 OP_WRITE_SETTINGS,
134 OP_SYSTEM_ALERT_WINDOW,
135 OP_ACCESS_NOTIFICATIONS,
136 OP_CAMERA,
137 OP_RECORD_AUDIO,
138 OP_PLAY_AUDIO,
139 OP_READ_CLIPBOARD,
140 OP_WRITE_CLIPBOARD,
141 };