Merge pull request #341 from Ludejin/master

overload addData function to add data to certain location
CymChad · Sep 20, 2016 · 96f8a24 · 96f8a24
2 parents 61a4235 + 71cdc1d
commit 96f8a24
Showing 1 changed file with 28 additions and 0 deletions.
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
@@ -221,6 +221,34 @@ public void setNewData(List<T> data) {
         notifyDataSetChanged();
     }
 
+    /**
+     * add one new data in to certain location
+     * @param position
+     */
+    public void addData(int position, T data) {
+        if (0 <= position && position < mData.size()) {
+            mData.add(position, data);
+            notifyItemInserted(position);
+            notifyItemRangeChanged(position, mData.size() - position);
+        } else {
+            throw new ArrayIndexOutOfBoundsException("inserted position most greater than 0 and less than data size");
+        }
+    }
+
+    /**
+     * add new data in to certain location
+     * @param position
+     */
+    public void addData(int position, List<T> data) {
+        if (0 <= position && position < mData.size()) {
+            mData.addAll(position, data);
+            notifyItemInserted(position);
+            notifyItemRangeChanged(position, mData.size() - position - data.size());
+        } else {
+            throw new ArrayIndexOutOfBoundsException("inserted position most greater than 0 and less than data size");
+        }
+    }
+
     /**
      * additional data;
      *