private void updateLockAfterPreferenceSummary() {
// Update summary message with current value
long currentTimeout =
Settings.Secure.getLong(
getContentResolver(), Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 5000);
final CharSequence[] entries = mLockAfter.getEntries();
final CharSequence[] values = mLockAfter.getEntryValues();
int best = 0;
for (int i = 0; i < values.length; i++) {
long timeout = Long.valueOf(values[i].toString());
if (currentTimeout >= timeout) {
best = i;
}
}
mLockAfter.setSummary(getString(R.string.lock_after_timeout_summary, entries[best]));
}
private void setupLockAfterPreference() {
// Compatible with pre-Froyo
long currentTimeout =
Settings.Secure.getLong(
getContentResolver(), Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 5000);
mLockAfter.setValue(String.valueOf(currentTimeout));
mLockAfter.setOnPreferenceChangeListener(this);
final long adminTimeout = (mDPM != null ? mDPM.getMaximumTimeToLock(null) : 0);
final long displayTimeout =
Math.max(0, Settings.System.getInt(getContentResolver(), SCREEN_OFF_TIMEOUT, 0));
if (adminTimeout > 0) {
// This setting is a slave to display timeout when a device policy is enforced.
// As such, maxLockTimeout = adminTimeout - displayTimeout.
// If there isn't enough time, shows "immediately" setting.
disableUnusableTimeouts(Math.max(0, adminTimeout - displayTimeout));
}
}
void checkReboot(boolean fromAlarm) {
int rebootInterval =
mReqRebootInterval >= 0
? mReqRebootInterval
: Settings.Secure.getInt(
mResolver, Settings.Secure.REBOOT_INTERVAL, REBOOT_DEFAULT_INTERVAL);
mRebootInterval = rebootInterval;
if (rebootInterval <= 0) {
// No reboot interval requested.
if (localLOGV) Slog.v(TAG, "No need to schedule a reboot alarm!");
mAlarm.remove(mRebootIntent);
return;
}
long rebootStartTime =
mReqRebootStartTime >= 0
? mReqRebootStartTime
: Settings.Secure.getLong(
mResolver, Settings.Secure.REBOOT_START_TIME, REBOOT_DEFAULT_START_TIME);
long rebootWindowMillis =
(mReqRebootWindow >= 0
? mReqRebootWindow
: Settings.Secure.getLong(
mResolver, Settings.Secure.REBOOT_WINDOW, REBOOT_DEFAULT_WINDOW))
* 1000;
long recheckInterval =
(mReqRecheckInterval >= 0
? mReqRecheckInterval
: Settings.Secure.getLong(
mResolver,
Settings.Secure.MEMCHECK_RECHECK_INTERVAL,
MEMCHECK_DEFAULT_RECHECK_INTERVAL))
* 1000;
retrieveBrutalityAmount();
long realStartTime;
long now;
synchronized (this) {
now = System.currentTimeMillis();
realStartTime = computeCalendarTime(mCalendar, now, rebootStartTime);
long rebootIntervalMillis = rebootInterval * 24 * 60 * 60 * 1000;
if (DB
|| mReqRebootNoWait
|| (now - mBootTime) >= (rebootIntervalMillis - rebootWindowMillis)) {
if (fromAlarm && rebootWindowMillis <= 0) {
// No reboot window -- just immediately reboot.
EventLog.writeEvent(
EventLogTags.WATCHDOG_SCHEDULED_REBOOT,
now,
(int) rebootIntervalMillis,
(int) rebootStartTime * 1000,
(int) rebootWindowMillis,
"");
rebootSystem("Checkin scheduled forced");
return;
}
// Are we within the reboot window?
if (now < realStartTime) {
// Schedule alarm for next check interval.
realStartTime = computeCalendarTime(mCalendar, now, rebootStartTime);
} else if (now < (realStartTime + rebootWindowMillis)) {
String doit = shouldWeBeBrutalLocked(now);
EventLog.writeEvent(
EventLogTags.WATCHDOG_SCHEDULED_REBOOT,
now,
(int) rebootInterval,
(int) rebootStartTime * 1000,
(int) rebootWindowMillis,
doit != null ? doit : "");
if (doit == null) {
rebootSystem("Checked scheduled range");
return;
}
// Schedule next alarm either within the window or in the
// next interval.
if ((now + recheckInterval) >= (realStartTime + rebootWindowMillis)) {
realStartTime =
computeCalendarTime(mCalendar, now + rebootIntervalMillis, rebootStartTime);
} else {
realStartTime = now + recheckInterval;
}
} else {
// Schedule alarm for next check interval.
realStartTime =
computeCalendarTime(mCalendar, now + rebootIntervalMillis, rebootStartTime);
}
}
}
if (localLOGV)
Slog.v(
TAG,
"Scheduling next reboot alarm for " + ((realStartTime - now) / 1000 / 60) + "m from now");
mAlarm.remove(mRebootIntent);
mAlarm.set(AlarmManager.RTC_WAKEUP, realStartTime, mRebootIntent);
}
private long getLong(String secureSettingKey, long def) {
return android.provider.Settings.Secure.getLong(mContentResolver, secureSettingKey, def);
}