修复NestedScroll关闭加载更多情况下，可以上拉的bug

Author: zhangxq

app/src/main/java/com/zhangxq/test/coordinatorlayout/PageFragment.java

@@ -35,11 +35,11 @@ public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
         qRefreshLayout = view.findViewById(R.id.refreshLayout);
         qRefreshLayout.setOnRefreshListener(this);
         qRefreshLayout.setOnLoadListener(this);
+        qRefreshLayout.setRefreshing(true);
 
         adapter = new RecyclerAdapter();
         recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
         recyclerView.setAdapter(adapter);
-        down();
         return view;
     }
 

app/src/main/java/com/zhangxq/test/listview/ListViewActivity.java

@@ -40,12 +40,12 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
         qRefreshLayout.setOnLoadListener(this);
         qRefreshLayout.setRefreshView(new MyRefreshView(this));
         qRefreshLayout.setLoadView(new MyLoadView(this));
+        qRefreshLayout.setRefreshing(true);
 
         listView = findViewById(R.id.listView);
         listView.setOnItemClickListener(this);
         adapter = new ListAdapter();
         listView.setAdapter(adapter);
-        down();
     }
 
     private void down() {

app/src/main/java/com/zhangxq/test/recyclerview/RecyclerViewActivity.java

@@ -23,7 +23,7 @@
 
 public class RecyclerViewActivity extends AppCompatActivity implements QRefreshLayout.OnRefreshListener, QRefreshLayout.OnLoadListener {
     private RecyclerView recyclerView;
-    private QRefreshLayout QRefreshLayout;
+    private QRefreshLayout qRefreshLayout;
 
     private List<String> datas = new ArrayList<>();
     private RecyclerAdapter adapter;
@@ -33,14 +33,14 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_recyclerview);
         recyclerView = findViewById(R.id.recyclerView);
-        QRefreshLayout = findViewById(R.id.refreshLayout);
-        QRefreshLayout.setOnRefreshListener(this);
-        QRefreshLayout.setOnLoadListener(this);
+        qRefreshLayout = findViewById(R.id.refreshLayout);
+        qRefreshLayout.setOnRefreshListener(this);
+        qRefreshLayout.setOnLoadListener(this);
+        qRefreshLayout.setRefreshing(true);
 
         adapter = new RecyclerAdapter();
         recyclerView.setLayoutManager(new LinearLayoutManager(this));
         recyclerView.setAdapter(adapter);
-        down();
     }
 
     private void down() {
@@ -65,7 +65,7 @@ public void onRefresh() {
             @Override
             public void run() {
                 down();
-                QRefreshLayout.setRefreshing(false);
+                qRefreshLayout.setRefreshing(false);
             }
         }, 1000);
     }
@@ -76,7 +76,7 @@ public void onLoad() {
             @Override
             public void run() {
                 up();
-                QRefreshLayout.setLoading(false);
+                qRefreshLayout.setLoading(false);
             }
         }, 1000);
     }

app/src/main/res/layout/view_refresh.xml

@@ -23,7 +23,8 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_alignParentRight="true"
-            android:layout_centerVertical="true" />
+            android:layout_centerVertical="true"
+            android:layout_marginRight="10dp" />
 
         <ProgressBar
             android:id="@+id/progressBar"

refreshlayout/src/main/java/com/zhangxq/refreshlayout/QRefreshLayout.java

@@ -94,6 +94,7 @@ public QRefreshLayout(Context context, AttributeSet attrs) {
         viewLoadContainer.setVisibility(GONE);
         addView(viewRefreshContainer);
         addView(viewLoadContainer);
+        ensureTarget();
     }
 
     public void setLoadEnable(boolean isEnable) {
@@ -208,6 +209,7 @@ public void setOnLoadListener(OnLoadListener listener) {
      * @param refreshing
      */
     public void setRefreshing(boolean refreshing) {
+        ensureTarget();
         if (refreshing) {
             if (isRefreshing || isLoading || dragMode != 0) return;
             if (!isRefreshing) {
@@ -236,6 +238,8 @@ public boolean isRefreshing() {
      * @param loading
      */
     public void setLoading(boolean loading) {
+        if (!isLoadEnable) return;
+        ensureTarget();
         if (loading) {
             if (isLoading || isRefreshing || dragMode != 0) return;
             if (!isLoading) {
@@ -587,6 +591,7 @@ private void onNestedDraging(float offset) {
                 viewRefresh.setPullToRefresh();
             }
         } else {
+            if (!isLoadEnable) return;
             if (overScroll < -viewContentHeight / 2) {
                 overScroll = -viewContentHeight / 2;
             }
@@ -612,6 +617,7 @@ private void onTouchUp() {
                 }
             }
         } else {
+            if (!isLoadEnable) return;
             if (overScroll < -loadMidHeight) {
                 animateToLoad();
             } else {