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Move all time ticks to bg handlers, and post

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This will hopefully avoid blaming sysui for ANRs when the system
is hosed.

Test: Manual, build, push, wait for time to change
Change-Id: I1661ac1a997ad8917b449dd175229d8b77f583c9
This commit is contained in:
Jason Monk
2017-01-11 14:32:58 -05:00
parent ed76b34c42
commit cd26af7054
7 changed files with 105 additions and 48 deletions
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65
core/java/android/widget/DateTimeView.java
View File

@@ -390,6 +390,18 @@ public class DateTimeView extends TextView {
}
}
/**
* @hide
*/
public static void setReceiverHandler(Handler handler) {
ReceiverInfo ri = sReceiverInfo.get();
if (ri == null) {
ri = new ReceiverInfo();
sReceiverInfo.set(ri);
}
ri.setHandler(handler);
}
private static class ReceiverInfo {
private final ArrayList<DateTimeView> mAttachedViews = new ArrayList<DateTimeView>();
private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@@ -416,35 +428,46 @@ public class DateTimeView extends TextView {
}
};
private Handler mHandler = new Handler();
public void addView(DateTimeView v) {
final boolean register = mAttachedViews.isEmpty();
mAttachedViews.add(v);
if (register) {
register(getApplicationContextIfAvailable(v.getContext()));
synchronized (mAttachedViews) {
final boolean register = mAttachedViews.isEmpty();
mAttachedViews.add(v);
if (register) {
register(getApplicationContextIfAvailable(v.getContext()));
}
}
}
public void removeView(DateTimeView v) {
mAttachedViews.remove(v);
if (mAttachedViews.isEmpty()) {
unregister(getApplicationContextIfAvailable(v.getContext()));
synchronized (mAttachedViews) {
mAttachedViews.remove(v);
if (mAttachedViews.isEmpty()) {
unregister(getApplicationContextIfAvailable(v.getContext()));
}
}
}
void updateAll() {
final int count = mAttachedViews.size();
for (int i = 0; i < count; i++) {
mAttachedViews.get(i).clearFormatAndUpdate();
synchronized (mAttachedViews) {
final int count = mAttachedViews.size();
for (int i = 0; i < count; i++) {
DateTimeView view = mAttachedViews.get(i);
view.post(() -> view.clearFormatAndUpdate());
}
}
}
long getSoonestUpdateTime() {
long result = Long.MAX_VALUE;
final int count = mAttachedViews.size();
for (int i = 0; i < count; i++) {
final long time = mAttachedViews.get(i).mUpdateTimeMillis;
if (time < result) {
result = time;
synchronized (mAttachedViews) {
final int count = mAttachedViews.size();
for (int i = 0; i < count; i++) {
final long time = mAttachedViews.get(i).mUpdateTimeMillis;
if (time < result) {
result = time;
}
}
}
return result;
@@ -461,11 +484,21 @@ public class DateTimeView extends TextView {
filter.addAction(Intent.ACTION_TIME_CHANGED);
filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
filter.addAction(Intent.ACTION_TIMEZONE_CHANGED);
context.registerReceiver(mReceiver, filter);
context.registerReceiver(mReceiver, filter, null, mHandler);
}
void unregister(Context context) {
context.unregisterReceiver(mReceiver);
}
public void setHandler(Handler handler) {
mHandler = handler;
synchronized (mAttachedViews) {
if (!mAttachedViews.isEmpty()) {
unregister(mAttachedViews.get(0).getContext());
register(mAttachedViews.get(0).getContext());
}
}
}
}
}