fix the bug about adapter.ifCollapseChildWhileCollapseParent(true)

TellH · Jan 19, 2017 · 16632f9 · 16632f9
1 parent 3f63ba8
commit 16632f9
Show file tree

Hide file tree

Showing 4 changed files with 14 additions and 3 deletions.
diff --git a/.idea/misc.xml b/.idea/misc.xml
diff --git a/app/src/main/java/tellh/com/recyclertreeview/MainActivity.java b/app/src/main/java/tellh/com/recyclertreeview/MainActivity.java
@@ -69,7 +69,7 @@ private void initData() {
         rv.setLayoutManager(new LinearLayoutManager(this));
         adapter = new TreeViewAdapter(nodes, Arrays.asList(new FileNodeBinder(), new DirectoryNodeBinder()));
         // whether collapse child nodes when their parent node was close.
-        adapter.ifCollapseChildWhileCollapseParent(true);
+//        adapter.ifCollapseChildWhileCollapseParent(true);
         adapter.setOnTreeNodeListener(new TreeViewAdapter.OnTreeNodeListener() {
             @Override
             public boolean onClick(TreeNode node, RecyclerView.ViewHolder holder) {

diff --git a/recyclertreeview-lib/src/main/java/tellh/com/recyclertreeview_lib/TreeNode.java b/recyclertreeview-lib/src/main/java/tellh/com/recyclertreeview_lib/TreeNode.java
@@ -68,6 +68,16 @@ public boolean toggle() {
         return isExpand;
     }
 
+    public void collapse() {
+        if (!isExpand)
+            isExpand = false;
+    }
+
+    public void expand() {
+        if (isExpand)
+            isExpand = true;
+    }
+
     public boolean isExpand() {
         return isExpand;
     }

diff --git a/recyclertreeview-lib/src/main/java/tellh/com/recyclertreeview_lib/TreeViewAdapter.java b/recyclertreeview-lib/src/main/java/tellh/com/recyclertreeview_lib/TreeViewAdapter.java
@@ -125,7 +125,8 @@ private int addChildNodes(TreeNode pNode, int startIndex) {
                 addChildCount += addChildNodes(treeNode, startIndex + addChildCount);
             }
         }
-        pNode.toggle();
+        if (!pNode.isExpand())
+            pNode.toggle();
         return addChildCount;
     }