portable-service: better prompt message

Signed-off-by: 21pages <pages21@163.com>

flutter/lib/mobile/pages/file_manager_page.dart

@@ -63,7 +63,8 @@ class _FileManagerPageState extends State<FileManagerPage> {
                 leading: Row(children: [
                   IconButton(
                       icon: Icon(Icons.close),
-                      onPressed: () => clientClose(gFFI.dialogManager)),
+                      onPressed: () =>
+                          clientClose(widget.id, gFFI.dialogManager)),
                 ]),
                 centerTitle: true,
                 title: ToggleSwitch(

flutter/lib/mobile/pages/remote_page.dart

@@ -223,7 +223,7 @@ class _RemotePageState extends State<RemotePage> {
 
     return WillPopScope(
       onWillPop: () async {
-        clientClose(gFFI.dialogManager);
+        clientClose(widget.id, gFFI.dialogManager);
         return false;
       },
       child: getRawPointerAndKeyBody(Scaffold(
@@ -304,7 +304,7 @@ class _RemotePageState extends State<RemotePage> {
                       color: Colors.white,
                       icon: Icon(Icons.clear),
                       onPressed: () {
-                        clientClose(gFFI.dialogManager);
+                        clientClose(widget.id, gFFI.dialogManager);
                       },
                     )
                   ] +

flutter/lib/mobile/widgets/dialog.dart

@@ -5,9 +5,9 @@ import '../../common.dart';
 import '../../models/model.dart';
 import '../../models/platform_model.dart';
 
-void clientClose(OverlayDialogManager dialogManager) {
-  msgBox(
-      '', 'Close', 'Are you sure to close the connection?', '', dialogManager);
+void clientClose(String id, OverlayDialogManager dialogManager) {
+  msgBox(id, '', 'Close', 'Are you sure to close the connection?', '',
+      dialogManager);
 }
 
 void showSuccess() {