优化刷新功能

mpmaster/src/main/java/com/xypower/mpmaster/MainActivity.java

@@ -134,7 +134,14 @@ public class MainActivity extends AppCompatActivity {
             }
             break;
             case R.id.action_refresh:{
-                loadConfigInfo();
+                ((TextView) findViewById((R.id.cmdid))).setText("");
+                mHandler.postDelayed(new Runnable() {
+                    @Override
+                    public void run() {
+                        loadConfigInfo();
+                    }
+                }, 500);
+
             }
             break;
             default:

mpmaster/src/main/res/drawable/ic_baseline_refresh_24.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#FFFFFF"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M17.65,6.35C16.2,4.9 14.21,4 12,4c-4.42,0 -7.99,3.58 -7.99,8s3.57,8 7.99,8c3.73,0 6.84,-2.55 7.73,-6h-2.08c-0.82,2.33 -3.04,4 -5.65,4 -3.31,0 -6,-2.69 -6,-6s2.69,-6 6,-6c1.66,0 3.14,0.69 4.22,1.78L13,11h7V4l-2.35,2.35z"/>
+</vector>

mpmaster/src/main/res/menu/menu_main.xml

@@ -4,6 +4,13 @@
     xmlns:tools="http://schemas.android.com/tools"
     tools:context="com.xypower.mpmaster.MainActivity">
 
+    <item
+        android:id="@+id/action_refresh"
+        android:orderInCategory="100"
+        android:icon="@drawable/ic_baseline_refresh_24"
+        android:title="@string/btn_refresh"
+        app:showAsAction="ifRoom" />
+
     <item
         android:id="@+id/action_dashboard"
         android:orderInCategory="100"
@@ -22,9 +29,5 @@
         android:title="@string/btn_reboot_mpmst"
         app:showAsAction="never" />
 
-    <item
-        android:id="@+id/action_refresh"
-        android:orderInCategory="100"
-        android:title="@string/btn_refresh"
-        app:showAsAction="never" />
+
 </menu>