Handle theme changes

issue-id: CYNGNOS-1434 NIGHTLIES-2149

Change-Id: I85208f3d6b572fb7a161db79cd3b74c1102dbba2
(cherry picked from commit 50f78e36b079bbe14bcb50064d28940358d42544)

1 files changed, 12 insertions, 1 deletions

diff --git a/src/com/android/launcher3/IconCache.java b/src/com/android/launcher3/IconCache.java
index c5eeba69d..1200b9774 100644
--- a/src/com/android/launcher3/IconCache.java
+++ b/src/com/android/launcher3/IconCache.java
@@ -94,7 +94,7 @@ public class IconCache {
     private final HashMap<ComponentKey, CacheEntry> mCache =
             new HashMap<ComponentKey, CacheEntry>(INITIAL_ICON_CACHE_CAPACITY);
     private final int mIconDpi;
-    @Thunk final IconDB mIconDb;
+    @Thunk IconDB mIconDb;
 
     @Thunk final Handler mWorkerHandler;
 
@@ -200,6 +200,17 @@ public class IconCache {
     }
 
     /**
+     * Empty out the cache.
+     */
+    public synchronized void flush() {
+        mCache.clear();
+        if (mIconDb != null) {
+            mIconDb.close();
+        }
+        mIconDb = new IconDB(mContext);
+    }
+
+    /**
      * Empty out the cache that aren't of the correct grid size
      */
     public synchronized void flushInvalidIcons(DeviceProfile deviceProfile) {