public void updateNotificationIcons(NotificationData notificationData) {
final LinearLayout.LayoutParams params =
new LinearLayout.LayoutParams(
mIconSize + 2 * mIconHPadding, mPhoneStatusBar.getStatusBarHeight());
ArrayList<NotificationData.Entry> activeNotifications =
notificationData.getActiveNotifications();
final int N = activeNotifications.size();
ArrayList<StatusBarIconView> toShow = new ArrayList<>(N);
// Filter out ambient notifications and notification children.
for (int i = 0; i < N; i++) {
NotificationData.Entry ent = activeNotifications.get(i);
if (notificationData.isAmbient(ent.key)
&& !NotificationData.showNotificationEvenIfUnprovisioned(ent.notification)) {
continue;
}
if (!PhoneStatusBar.isTopLevelChild(ent)) {
continue;
}
toShow.add(ent.icon);
}
ArrayList<View> toRemove = new ArrayList<>();
for (int i = 0; i < mNotificationIcons.getChildCount(); i++) {
View child = mNotificationIcons.getChildAt(i);
if (!toShow.contains(child)) {
toRemove.add(child);
}
}
final int toRemoveCount = toRemove.size();
for (int i = 0; i < toRemoveCount; i++) {
mNotificationIcons.removeView(toRemove.get(i));
}
for (int i = 0; i < toShow.size(); i++) {
View v = toShow.get(i);
if (v.getParent() == null) {
mNotificationIcons.addView(v, i, params);
}
}
// Resort notification icons
final int childCount = mNotificationIcons.getChildCount();
for (int i = 0; i < childCount; i++) {
View actual = mNotificationIcons.getChildAt(i);
StatusBarIconView expected = toShow.get(i);
if (actual == expected) {
continue;
}
mNotificationIcons.removeView(expected);
mNotificationIcons.addView(expected, i);
}
applyNotificationIconsTint();
}
private void applyNotificationIconsTint() {
for (int i = 0; i < mNotificationIcons.getChildCount(); i++) {
StatusBarIconView v = (StatusBarIconView) mNotificationIcons.getChildAt(i);
boolean isPreL = Boolean.TRUE.equals(v.getTag(R.id.icon_is_pre_L));
boolean colorize = !isPreL || isGrayscale(v);
if (colorize) {
v.setImageTintList(ColorStateList.valueOf(mIconTint));
}
}
}