From c7fe31931a26a941ca2adf002e40b47a049a604c Mon Sep 17 00:00:00 2001
From: xuxiuxi <xuxiuxi@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期四, 27 四月 2017 11:07:57 +0800
Subject: [PATCH] 

---
 VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/widget/surveilance/SurveillanceBottomListView.java |   17 ++++++++++-------
 1 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/widget/surveilance/SurveillanceBottomListView.java b/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/widget/surveilance/SurveillanceBottomListView.java
index 166bf85..2cc0888 100644
--- a/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/widget/surveilance/SurveillanceBottomListView.java
+++ b/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/widget/surveilance/SurveillanceBottomListView.java
@@ -2,6 +2,7 @@
 
 import android.content.Context;
 import android.graphics.Rect;
+import android.os.Parcelable;
 import android.support.v7.widget.GridLayoutManager;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
@@ -18,6 +19,8 @@
 import cn.com.basic.face.util.WindowsUtil;
 
 public class SurveillanceBottomListView extends EasyRecyclerView {
+
+    private Parcelable recyclerViewState;
 
     private class SpaceItemDecoration extends RecyclerView.ItemDecoration {
         @Override
@@ -66,15 +69,15 @@
         setAdapter(context);
     }
 
-    public void show(List list, boolean isVisitorList) {
-        refresh(list);
+    public void show(List list) {
+        recyclerViewState = this.getLayoutManager().onSaveInstanceState();
+        mAdapter.setList(list);
+        this.setAdapter(mAdapter);
+        this.getLayoutManager().onRestoreInstanceState(recyclerViewState);
     }
 
-    public void refresh(List list) {
-        this.list.clear();
-        this.list.addAll(list);
-        mAdapter.setList(this.list);
-        this.setAdapter(mAdapter);
+    public List getPrevList() {
+        return this.list;
     }
 
 }

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