增加退出app功能

app/src/main/java/com/xypower/frpandroid/MainActivity.java

@@ -20,6 +20,8 @@ import android.telephony.SubscriptionManager;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.KeyEvent;
+import android.view.Menu;
+import android.view.MenuItem;
 import android.view.View;
 import android.widget.Button;
 import android.widget.CompoundButton;
@@ -331,4 +333,35 @@ public class MainActivity extends AppCompatActivity {
         return super.onKeyDown(keyCode, event);
     }
 
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        // Inflate the menu; this adds items to the action bar if it is present.
+        getMenuInflater().inflate(R.menu.menu_main, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        int id = item.getItemId();
+        //当点击不同的menu item 是执行不同的操作
+        switch (id) {
+            case R.id.action_exit: {
+                stopShell();
+
+                mHandler.postDelayed(new Runnable() {
+                    @Override
+                    public void run() {
+                        MainActivity.this.finish();
+                        System.exit(0);
+                    }
+                }, 2000);
+            }
+            break;
+            default:
+                break;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+
 }

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

@@ -0,0 +1,18 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:context="com.xypower.mpapp.ChannelActivity">
+
+    <item
+        android:id="@+id/action_auto_launch"
+        android:title="@string/btn_auto_launch"
+        android:checkable="true"
+        android:checked="false"
+        app:showAsAction="never" />
+
+    <item
+        android:id="@+id/action_exit"
+        android:orderInCategory="100"
+        android:title="@string/btn_exit"
+        app:showAsAction="never" />
+</menu>

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

@@ -1,3 +1,5 @@
 <resources>
     <string name="app_name">Frp</string>
+    <string name="btn_exit">退出</string>
+    <string name="btn_auto_launch">开机自启动</string>
 </resources>