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docs: Fix code sample in /work: Set up Single-Purpose Devices

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bug: 29095115
Change-Id: I7af38925ce24124d0b48368d9a0436b2d60995b5
This commit is contained in:
Billy Lamberta
2016-06-02 15:52:29 -07:00
parent 0b8eb8c1e8
commit f4973c28a5
1 changed files with 41 additions and 33 deletions
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74
docs/html/work/cosu.jd
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@@ -366,6 +366,17 @@ and implements the relevant COSU device management APIs:
<pre>
public class CosuActivity extends Activity {
private ComponentName mAdminComponentName;
private DevicePolicyManager mDevicePolicyManager;
private PackageManager mPackageManager;
private static final String Battery_PLUGGED_ANY = Integer.toString(
BatteryManager.BATTERY_PLUGGED_AC |
BatteryManager.BATTERY_PLUGGED_USB |
BatteryManager.BATTERY_PLUGGED_WIRELESS);
private static final String DONT_STAY_ON = "0";
&#64;Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
@@ -383,27 +394,27 @@ public class CosuActivity extends Activity {
// start lock task mode if it's not already active
ActivityManager am = (ActivityManager) getSystemService(
Context.ACTIVITY_SERVICE);
Context.ACTIVITY_SERVICE);
// ActivityManager.getLockTaskModeState api is not available in pre-M.
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
if (!am.isInLockTaskMode()) {
startLockTask();
}
} else {
if (am.getLockTaskModeState() ==
ActivityManager.LOCK_TASK_MODE_NONE) {
if (am.getLockTaskModeState() ==
ActivityManager.LOCK_TASK_MODE_NONE) {
startLockTask();
}
}
}
private void setDefaultCosuPolicies(boolean active) {
// set managed configurations
setUserRestriction(DISALLOW_SAFE_BOOT, active);
setUserRestriction(DISALLOW_FACTORY_RESET, active);
setUserRestriction(DISALLOW_ADD_USER, active);
setUserRestriction(DISALLOW_MOUNT_PHYSICAL_MEDIA, active);
setUserRestriction(DISALLOW_ADJUST_VOLUME, active);
// set user restrictions
setUserRestriction(UserManager.DISALLOW_SAFE_BOOT, active);
setUserRestriction(UserManager.DISALLOW_FACTORY_RESET, active);
setUserRestriction(UserManager.DISALLOW_ADD_USER, active);
setUserRestriction(UserManager.DISALLOW_MOUNT_PHYSICAL_MEDIA, active);
setUserRestriction(UserManager.DISALLOW_ADJUST_VOLUME, active);
// disable keyguard and status bar
mDevicePolicyManager.setKeyguardDisabled(mAdminComponentName, active);
@@ -415,16 +426,16 @@ public class CosuActivity extends Activity {
// set System Update policy
if (active){
mDevicePolicyManager.setSystemUpdatePolicy(mAdminComponentName,
SystemUpdatePolicy.createWindowedInstallPolicy(60,120));
mDevicePolicyManager.setSystemUpdatePolicy(mAdminComponentName,
SystemUpdatePolicy.createWindowedInstallPolicy(60,120));
} else {
DevicePolicyManager.setSystemUpdatePolicy(mAdminComponentName, null);
}
else
// set this Activity as a lock task package
mDevicePolicyManager.setLockTaskPackages(mAdminComponentName,
active ? new String[]{getPackageName()} : new String[]{});
active ? new String[]{getPackageName()} : new String[]{});
IntentFilter intentFilter = new IntentFilter(Intent.ACTION_MAIN);
intentFilter.addCategory(Intent.CATEGORY_HOME);
@@ -434,38 +445,35 @@ public class CosuActivity extends Activity {
// set Cosu activity as home intent receiver so that it is started
// on reboot
mDevicePolicyManager.addPersistentPreferredActivity(
mAdminComponentName, intentFilter, new ComponentName(
getPackageName(), CosuModeActivity.class.getName()))
mAdminComponentName, intentFilter, new ComponentName(
getPackageName(), CosuActivity.class.getName()));
} else {
mDevicePolicyManager.clearPackagePersistentPreferredActivities(
mAdminComponentName, getPackageName());
mAdminComponentName, getPackageName());
}
}
private void setUserRestriction(String restriction, boolean disallow) {
if (disallow) {
mDevicePolicyManager.addUserRestriction(mAdminComponentName,
restriction);
mDevicePolicyManager.addUserRestriction(mAdminComponentName,
restriction);
} else {
mDevicePolicyManager.clearUserRestriction(mAdminComponentName,
restriction);
restriction);
}
}
private void enableStayOnWhilePluggedIn(boolean enabled) {
if (enabled) {
mDevicePolicyManager.setGlobalSetting(
mAdminComponentName,
Settings.Global.STAY_ON_WHILE_PLUGGED_IN,
BatteryManager.BATTERY_PLUGGED_AC
| BatteryManager.BATTERY_PLUGGED_USB
| BatteryManager.BATTERY_PLUGGED_WIRELESS);
} else {
mDevicePolicyManager.setGlobalSetting(
mAdminComponentName,
Settings.Global.STAY_ON_WHILE_PLUGGED_IN, 0);
}
if (enabled) {
mDevicePolicyManager.setGlobalSetting(
mAdminComponentName,
Settings.Global.STAY_ON_WHILE_PLUGGED_IN,
Battery_PLUGGED_ANY);
} else {
mDevicePolicyManager.setGlobalSetting(
mAdminComponentName,
Settings.Global.STAY_ON_WHILE_PLUGGED_IN, DONT_STAY_ON);
}
}
// TODO: Implement the rest of the Activity