修复调整新闻子频道的位置后，新闻内容不更新bug

jaydenxiao2016 · Nov 9, 2016 · b2f74c3 · b2f74c3
1 parent ce52d6c
commit b2f74c3
Show file tree

Hide file tree

Showing 2 changed files with 23 additions and 2 deletions.
diff --git a/app/src/main/java/com/jaydenxiao/androidfire/ui/main/fragment/NewsMainFragment.java b/app/src/main/java/com/jaydenxiao/androidfire/ui/main/fragment/NewsMainFragment.java
@@ -81,7 +81,12 @@ public void returnMineNewsChannels(List<NewsChannelTable> newsChannelsMine) {
                 channelNames.add(newsChannelsMine.get(i).getNewsChannelName());
                 mNewsFragmentList.add(createListFragments(newsChannelsMine.get(i)));
             }
-            fragmentAdapter = new BaseFragmentAdapter(getChildFragmentManager(), mNewsFragmentList, channelNames);
+            if(fragmentAdapter==null) {
+                fragmentAdapter = new BaseFragmentAdapter(getChildFragmentManager(), mNewsFragmentList, channelNames);
+            }else{
+                //刷新fragment
+                fragmentAdapter.setFragments(getChildFragmentManager(),mNewsFragmentList,channelNames);
+            }
             viewPager.setAdapter(fragmentAdapter);
             tabs.setupWithViewPager(viewPager);
             MyUtils.dynamicSetTabLayoutMode(tabs);

diff --git a/library/common/src/main/java/com/jaydenxiao/common/base/BaseFragmentAdapter.java b/library/common/src/main/java/com/jaydenxiao/common/base/BaseFragmentAdapter.java
@@ -3,6 +3,7 @@
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentPagerAdapter;
+import android.support.v4.app.FragmentTransaction;
 
 import com.jaydenxiao.common.commonutils.CollectionUtils;
 
@@ -21,8 +22,23 @@ public BaseFragmentAdapter(FragmentManager fm, List<Fragment> fragmentList) {
 
     public BaseFragmentAdapter(FragmentManager fm, List<Fragment> fragmentList, List<String> mTitles) {
         super(fm);
-        this.fragmentList = fragmentList;
         this.mTitles = mTitles;
+        setFragments(fm,fragmentList,mTitles);
+    }
+    //刷新fragment
+    public void setFragments(FragmentManager fm,List<Fragment> fragments,List<String> mTitles) {
+        this.mTitles = mTitles;
+        if (this.fragmentList != null) {
+            FragmentTransaction ft = fm.beginTransaction();
+            for (Fragment f : this.fragmentList) {
+                ft.remove(f);
+            }
+            ft.commitAllowingStateLoss();
+            ft = null;
+            fm.executePendingTransactions();
+        }
+        this.fragmentList = fragments;
+        notifyDataSetChanged();
     }
 
     @Override