添加常驻通知栏

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

@@ -19,6 +19,20 @@
 
 	</com.google.android.material.appbar.AppBarLayout>
 
+	<LinearLayout
+		android:orientation="horizontal"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content">
+
+		<Switch
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:text="启用通知栏计时器"
+			android:id="@+id/activitymainSwitch1"
+			android:onClick="onSetMainServiceStatus"/>
+
+	</LinearLayout>
+
 	<LinearLayout
 		android:orientation="vertical"
 		android:layout_width="match_parent"
@@ -26,12 +40,6 @@
 		android:layout_weight="1.0"
 		android:gravity="center_vertical|center_horizontal">
 
-		<TextView
-			android:layout_width="wrap_content"
-			android:layout_height="wrap_content"
-			android:text="AndroidX Demo"
-			android:textAppearance="?android:attr/textAppearanceLarge"/>
-
 	</LinearLayout>
 
 	<LinearLayout

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

@@ -1,4 +1,5 @@
 <resources>
     <string name="app_name">TimeStamp</string>
+    <string name="text_aboutservernotification">This is the prompt window when the SMS service runs, which you can set to hide this class notification in the notification message settings.</string>
     
 </resources>