fix some compilation warning

Refs #76262

Change-Id: Ife5715b39f03abec49bda2e2f2a45e5ea3895368

callwidget.cpp

@@ -165,6 +165,7 @@ CallWidget::checkRegistrationState(Account *account,
         p.setBrush(Qt::yellow);
         break;
     case Account::RegistrationState::READY:
+    {
         p.setBrush(Qt::green);
         auto a_count = AccountModel::instance()->rowCount();
         for (int i = 0; i < a_count; ++i) {
@@ -178,6 +179,9 @@ CallWidget::checkRegistrationState(Account *account,
                 return;
             }
         }
+    }
+        break;
+     default:
         break;
     }
     p.drawEllipse(3, 3, 16, 16);

callwidget.ui

@@ -385,7 +385,7 @@
       </widget>
      </item>
      <item>
-      <widget class="QLabel" name="label_2">
+      <widget class="QLabel" name="stateLabel">
        <property name="text">
         <string>State:</string>
        </property>

instantmessagingwidget.cpp

@@ -121,6 +121,7 @@ InstantMessagingWidget::keyPressEvent(QKeyEvent *event)
 void
 InstantMessagingWidget::showEvent(QShowEvent *event)
 {
+    Q_UNUSED(event)
     ui->messageInput->setFocus();
 }