Add aconfig flag: notification_content_alpha_optimization
Add aconfig flag: notification_content_alpha_optimization to control the fixing of HUN message flicker issue.
Bug: 292024656
Test: atest SystemUITests
Flag: ACONFIG notification_content_alpha_optimization DEVELOPMENT
Change-Id: I780273eb270be51356f1cb13d566ab6a994d51dc
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index a69a2a6..6f391f9 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -76,6 +76,16 @@
}
flag {
+ name: "notification_content_alpha_optimization"
+ namespace: "systemui"
+ description: "Only reset alpha values of needed content views"
+ bug: "292024656"
+ metadata {
+ purpose: PURPOSE_BUGFIX
+ }
+}
+
+flag {
name: "notifications_live_data_store_refactor"
namespace: "systemui"
description: "Replaces NotifLiveDataStore with ActiveNotificationListRepository, and updates consumers. "
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/shared/NotificationContentAlphaOptimization.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/shared/NotificationContentAlphaOptimization.kt
new file mode 100644
index 0000000..c703595
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/shared/NotificationContentAlphaOptimization.kt
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar.notification.shared
+
+import com.android.systemui.Flags
+import com.android.systemui.flags.FlagToken
+import com.android.systemui.flags.RefactorFlagUtils
+
+/** Helper for reading or using the Async Group Header Inflation flag state. */
+@Suppress("NOTHING_TO_INLINE")
+object NotificationContentAlphaOptimization {
+ /** The aconfig flag name */
+ const val FLAG_NAME = Flags.FLAG_NOTIFICATION_CONTENT_ALPHA_OPTIMIZATION
+
+ /** A token used for dependency declaration */
+ val token: FlagToken
+ get() = FlagToken(FLAG_NAME, isEnabled)
+
+ /** Is the async inflation of group header views enabled */
+ @JvmStatic
+ inline val isEnabled
+ get() = Flags.notificationContentAlphaOptimization()
+
+ /**
+ * Called to ensure code is only run when the flag is enabled. This protects users from the
+ * unintended behaviors caused by accidentally running new logic, while also crashing on an eng
+ * build to ensure that the refactor author catches issues in testing.
+ */
+ @JvmStatic
+ inline fun isUnexpectedlyInLegacyMode() =
+ RefactorFlagUtils.isUnexpectedlyInLegacyMode(isEnabled, FLAG_NAME)
+
+ /**
+ * Called to ensure code is only run when the flag is disabled. This will throw an exception if
+ * the flag is enabled to ensure that the refactor author catches issues in testing.
+ */
+ @JvmStatic
+ inline fun assertInLegacyMode() = RefactorFlagUtils.assertInLegacyMode(isEnabled, FLAG_NAME)
+}