TextView 改为弱引用, 但未能解决TextView在内存中不断增多的问题

app/src/main/java/com/jerey/keepgank/fragment/ListFragment.java

@@ -120,7 +120,6 @@ protected void afterCreate(Bundle savedInstanceState) {
                 mAdapter.notifyDataSetChanged();
             }
 
-
         } catch (IOException e) {
             e.printStackTrace();
         }

app/src/main/java/com/jerey/keepgank/fragment/TodayFragment.java

@@ -75,7 +75,6 @@ protected void afterCreate(Bundle savedInstanceState) {
         initUI();
         dynamicAddView(mToolbarLayout, "ContentScrimColor", R.color.app_main_color);
         mAdapter = new DayFragmentAdapter(getActivity());
-        Calendar c = null;
         java.util.Calendar calendar = java.util.Calendar.getInstance();
         calendar.setTime(new Date());
         year = calendar.get(java.util.Calendar.YEAR);

themelib/src/main/java/com/jerey/themelib/loader/TextViewRepository.java

@@ -1,38 +1,46 @@
 package com.jerey.themelib.loader;
 
 import android.graphics.Typeface;
+import android.util.Log;
 import android.widget.TextView;
 
 import com.jerey.themelib.utils.TypefaceUtils;
 
+import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.List;
 
-
 /**
- * Created by _SOLID
- * Date:2016/7/12
- * Time:17:58
+ * 字体改变工厂
  */
 public class TextViewRepository {
-    private static List<TextView> mTextViews = new ArrayList<>();
+    private static final String TAG = "TextViewRepository";
+    /**
+     * 虽使用了弱引用来解决TextView得不到释放的问题,但是没有效果,内存中的TextView依旧在不断增多.
+     * 即使不加入列表里面,TextView数量依旧是在使用过程中中变多
+     */
+    private static ArrayList<WeakReference<TextView>> mTextViewsWeakList = new ArrayList<>();
 
     public static void add(TextView textView) {
-        mTextViews.add(textView);
+        mTextViewsWeakList.add(new WeakReference<TextView>(textView));
         textView.setTypeface(TypefaceUtils.CURRENT_TYPEFACE);
+        Log.d(TAG, "TextViewRepository mTextViews count: " + mTextViewsWeakList.size());
     }
 
     public static void clear() {
-        mTextViews.clear();
+        mTextViewsWeakList.clear();
     }
 
     public static void remove(TextView textView) {
-        mTextViews.remove(textView);
+        mTextViewsWeakList.remove(new WeakReference<TextView>(textView));
     }
 
     public static void applyFont(Typeface tf) {
-        for (TextView textView : mTextViews) {
-            textView.setTypeface(tf);
+        for (WeakReference<TextView> textViewWeak : mTextViewsWeakList) {
+            TextView textView = textViewWeak.get();
+            if (textView != null) {
+                textView.setTypeface(tf);
+            }
         }
     }
 }