[Search] Introduce feature flag ENABLE_ONE_SEARCH

Bug: 201781284
Test: Manual
Change-Id: I31f8b6fe5664c874e4c9605a1d174807b6170df0
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 61f314c..ec077de 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -97,6 +97,9 @@
     public static final BooleanFlag ENABLE_DEVICE_SEARCH = new DeviceFlag(
             "ENABLE_DEVICE_SEARCH", true, "Allows on device search in all apps");
 
+    public static final BooleanFlag ENABLE_ONE_SEARCH = new DeviceFlag("ENABLE_ONE_SEARCH", false,
+            "Use homescreen search box to complete allApps searches");
+
     public static final BooleanFlag ENABLE_DEVICE_SEARCH_PERFORMANCE_LOGGING = new DeviceFlag(
             "ENABLE_DEVICE_SEARCH_PERFORMANCE_LOGGING", true,
             "Allows on device search in all apps logging");
diff --git a/src/com/android/launcher3/touch/AllAppsSwipeController.java b/src/com/android/launcher3/touch/AllAppsSwipeController.java
index 4894b3b..989a9e4 100644
--- a/src/com/android/launcher3/touch/AllAppsSwipeController.java
+++ b/src/com/android/launcher3/touch/AllAppsSwipeController.java
@@ -94,12 +94,28 @@
             LauncherState toState) {
         StateAnimationConfig config = super.getConfigForStates(fromState, toState);
         if (fromState == NORMAL && toState == ALL_APPS) {
-            config.setInterpolator(ANIM_SCRIM_FADE, ALLAPPS_STAGGERED_FADE_EARLY_RESPONDER);
-            config.setInterpolator(ANIM_ALL_APPS_FADE, ALLAPPS_STAGGERED_FADE_LATE_RESPONDER);
+            applyNormalToAllAppsAnimConfig(config);
         } else if (fromState == ALL_APPS && toState == NORMAL) {
-            config.setInterpolator(ANIM_SCRIM_FADE, ALLAPPS_STAGGERED_FADE_LATE_RESPONDER);
-            config.setInterpolator(ANIM_ALL_APPS_FADE, ALLAPPS_STAGGERED_FADE_EARLY_RESPONDER);
+            applyAllAppsToNormalConfig(config);
         }
         return config;
     }
+
+    /**
+     * Applies Animation config values for transition from all apps to home
+     */
+    public static void applyAllAppsToNormalConfig(StateAnimationConfig config) {
+        config.setInterpolator(ANIM_SCRIM_FADE, ALLAPPS_STAGGERED_FADE_LATE_RESPONDER);
+        config.setInterpolator(ANIM_ALL_APPS_FADE, ALLAPPS_STAGGERED_FADE_EARLY_RESPONDER);
+    }
+
+    /**
+     * Applies Animation config values for transition from home to all apps
+     */
+    public static void applyNormalToAllAppsAnimConfig(StateAnimationConfig config) {
+        config.setInterpolator(ANIM_SCRIM_FADE, ALLAPPS_STAGGERED_FADE_EARLY_RESPONDER);
+        config.setInterpolator(ANIM_ALL_APPS_FADE, ALLAPPS_STAGGERED_FADE_LATE_RESPONDER);
+    }
+
+
 }