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Workarounds to avoid removing all prefs

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Removing all prefs causes ugly animations, so avoid it at all cost
and cache all the prefs (while still added) as long as possible.

Bug: 26271353
Change-Id: I33b84d751938b460f4b66c0158057407dd45d974
This commit is contained in:
Jason Monk
2016-02-25 13:55:48 -05:00
parent 6c09bd2538
commit 2071eda150
5 changed files with 72 additions and 29 deletions
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14
src/com/android/settings/bluetooth/DeviceListPreferenceFragment.java
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@@ -176,11 +176,19 @@ public abstract class DeviceListPreferenceFragment extends
return;
}
BluetoothDevicePreference preference = new BluetoothDevicePreference(
getPrefContext(), cachedDevice);
String key = cachedDevice.getDevice().getAddress();
BluetoothDevicePreference preference = (BluetoothDevicePreference) getCachedPreference(key);
if (preference == null) {
preference = new BluetoothDevicePreference(getPrefContext(), cachedDevice);
mDeviceListGroup.addPreference(preference);
} else {
// Tell the preference it is being re-used in case there is new info in the
// cached device.
preference.rebind();
}
initDevicePreference(preference);
mDeviceListGroup.addPreference(preference);
mDevicePreferenceMap.put(cachedDevice, preference);
}