hyzp_ybqx-Commit018：解决 hyzp_ybqx00_yibin 页面点击“客服热线”没有响应的问题

lib/pages/tabs/page4_myMsics_new.dart

@@ -13,6 +13,7 @@ import 'package:hyzp_ybqx00_yibin/pages/tabs/page5_userManager.dart';
 import 'package:hyzp_ybqx00_yibin/widget/JdButton.dart';
 import 'package:package_info/package_info.dart';
 import 'package:path_provider/path_provider.dart';
+import 'package:url_launcher/url_launcher.dart';
 
 import '../../components/commonFun.dart';
 import '../../components/customDialogF.dart';
@@ -269,14 +270,14 @@ class _Page4_MyMsicsNewState extends State<Page4_MyMsicsNew>
                                             height: ScreenUtil().setHeight(45),
                                           ),
                                   ),
-                                    Text(
-                                        0 == service_tel.length ? "                     " : " 客服热线",
+                                  Text(0 == service_tel.length ? "                     " : " 客服热线",
                                       style: TextStyle(fontSize: 16, color: Colors.white)),
                                 ],
                               ),
                             ),
-                              onPressed: () {}
-                              // onPressed: () => launch("tel://18784678300"),
+                            onPressed: 0 == service_tel.length
+                                ? onNullFun
+                                : () => launch("tel://18784678300"),
                           ),
                           SizedBox(
                             width: ScreenUtil().setWidth(45),