perfect Diff

CymChad · Jul 19, 2019 · 4a00016 · 4a00016
1 parent 22ea7b6
commit 4a00016
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/library/src/main/java/com/chad/library/adapter/base/BaseQuickAdapter.java b/library/src/main/java/com/chad/library/adapter/base/BaseQuickAdapter.java
@@ -512,13 +512,23 @@ public void setNewData(@Nullable List<T> data) {
      * @param baseQuickDiffCallback implementation {@link BaseQuickDiffCallback}
      */
     public void setNewDiffData(@NonNull BaseQuickDiffCallback<T> baseQuickDiffCallback) {
+        setNewDiffData(baseQuickDiffCallback, false);
+    }
+
+    /**
+     * use Diff setting up a new instance to data
+     *
+     * @param baseQuickDiffCallback implementation {@link BaseQuickDiffCallback}.
+     * @param detectMoves Whether to detect the movement of the Item
+     */
+    public void setNewDiffData(@NonNull BaseQuickDiffCallback<T> baseQuickDiffCallback, boolean detectMoves) {
         if (getEmptyViewCount() == 1) {
             // If the current view is an empty view, set the new data directly without diff
             setNewData(baseQuickDiffCallback.getNewList());
             return;
         }
         baseQuickDiffCallback.setOldList(this.getData());
-        DiffUtil.DiffResult diffResult = DiffUtil.calculateDiff(baseQuickDiffCallback);
+        DiffUtil.DiffResult diffResult = DiffUtil.calculateDiff(baseQuickDiffCallback, detectMoves);
         diffResult.dispatchUpdatesTo(new BaseQuickAdapterListUpdateCallback(this));
         mData = baseQuickDiffCallback.getNewList();
     }