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/MessageDetailActivity.java

@@ -111,6 +111,11 @@ public class MessageDetailActivity extends BaseActivity implements MessageDetail
         AppController.put("ConcernEntity", adapter.getConcernEntity());
     }
 
+    @Override
+    protected int getLayoutId() {
+        return R.layout.activity_messagedetail;
+    }
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -128,8 +133,7 @@ public class MessageDetailActivity extends BaseActivity implements MessageDetail
             mConcernEntity = null;
         }
 
-        View contentView = View.inflate(this, R.layout.activity_messagedetail, null);
-        init(contentView, getString(R.string.title_message_detail));
+        init(getString(R.string.title_message_detail));
 
         sp = getSharedPreferences(Config.PREFERENCE, Context.MODE_PRIVATE);