去掉MainActivity屏幕左下角控件的默认文字

app/src/main/res/layout/activity_main.xml

@@ -57,7 +57,6 @@
             android:layout_height="50dp" />
             android:layout_height="50dp" />
         <TextView
         <TextView
             android:id="@+id/_setting_msg"
             android:id="@+id/_setting_msg"
-            android:text="@string/setting_wifi"
             android:textColor="#666"
             android:textColor="#666"
             android:textSize="22sp"
             android:textSize="22sp"
             android:layout_width="wrap_content"
             android:layout_width="wrap_content"

app/src/main/res/values/strings.xml

@@ -12,7 +12,6 @@
     <string name="network_type_ethernet">以太网</string>
     <string name="network_type_ethernet">以太网</string>
     <string name="network_type_wifi">Wifi</string>
     <string name="network_type_wifi">Wifi</string>
     <string name="network_type_unknown">未知</string>
     <string name="network_type_unknown">未知</string>
-    <string name="setting_wifi">正在设置wifi</string>
     <string name="default_message">请出示付款码</string>
     <string name="default_message">请出示付款码</string>
 
 
     <string name="qrcode_failed">请出示付款码</string>
     <string name="qrcode_failed">请出示付款码</string>