1、将所有Activity统一到一个base(主题AppCompatTheme)，layout和contentView统一处理

2、MainActivity tab切换方式的重构
3、下一步更改toolbar实现方式，然后再是尽量用fragment替换

app/src/main/java/com/gh/gamecenter/ConcernActivity.java

@@ -33,18 +33,21 @@ public class ConcernActivity extends BaseActivity implements OnClickListener {
     @BindView(R.id.reuse_none_data)
     LinearLayout reuse_none_data;
 
-    private Concern_LinearLayout view;
     private ConcernAdapter concernAdapter;
     private ConcernRecommendAdapter concernRecommendAdapter;
     private ConcernManager concernManager;
     private boolean isPause = false;
 
+    @Override
+    protected int getLayoutId() {
+        return R.layout.activity_concern;
+    }
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
-        view = (Concern_LinearLayout) View.inflate(this, R.layout.activity_concern, null);
-        init(view, getString(R.string.title_concern));
+        init(getString(R.string.title_concern));
 
         concernManager = new ConcernManager(getApplicationContext());
 
@@ -100,9 +103,9 @@ public class ConcernActivity extends BaseActivity implements OnClickListener {
     public void onClick(View v) {
         if (v == concern_rl_title) {
             if (concern_rv_recommend.getVisibility() == View.VISIBLE) {
-                view.hideRecyclerView();
+                ((Concern_LinearLayout) mContentView).hideRecyclerView();
             } else {
-                view.showRecyclerView();
+                ((Concern_LinearLayout) mContentView).showRecyclerView();
             }
         }
     }