修复一个可能导致重叠的问题

pye52 · Sep 25, 2017 · cb71265 · cb71265
1 parent b76599b
commit cb71265
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Showing 3 changed files with 14 additions and 2 deletions.
diff --git a/app/build.gradle b/app/build.gradle
@@ -7,7 +7,7 @@ android {
         minSdkVersion 15
         targetSdkVersion 26
         versionCode 21
-        versionName "0.3.2"
+        versionName "0.3.3"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {

diff --git a/app/src/main/java/com/kanade/nestviewholder/INestviewholder.java b/app/src/main/java/com/kanade/nestviewholder/INestviewholder.java
@@ -0,0 +1,7 @@
+package com.kanade.nestviewholder;
+
+public interface INestviewholder<T> {
+    void addChild(Nestitemview<T> nestitemview, T item);
+
+    Nestitemview<T> removeChild();
+}
diff --git a/app/src/main/java/com/kanade/nestviewholder/Nestviewholder.java b/app/src/main/java/com/kanade/nestviewholder/Nestviewholder.java
@@ -4,20 +4,25 @@
 import android.view.View;
 import android.widget.FrameLayout;
 
-public abstract class Nestviewholder<T> extends RecyclerView.ViewHolder {
+public abstract class Nestviewholder<T> extends RecyclerView.ViewHolder implements INestviewholder<T> {
     protected Nestitemview<T> nestitemview;
     protected FrameLayout root;
 
     public Nestviewholder(View root) {
         super(root);
     }
 
+    @Override
     public void addChild(Nestitemview<T> nestitemview, T item) {
         this.nestitemview = nestitemview;
         nestitemview.dispatch(root, item);
+        if (root.getChildCount() != 0) {
+            root.removeAllViews();
+        }
         root.addView(nestitemview.getItemView());
     }
 
+    @Override
     public Nestitemview<T> removeChild() {
         root.removeView(nestitemview.getItemView());
         return nestitemview;