解决三方扫描软件“领亿”设置界面弹窗没有弹出在最顶层的问题；

modules/twainui/Manager.cpp

@@ -432,6 +432,12 @@ void Manager::on_createSettingUi(void *hEvent)
         delete m_settingUi;
     m_settingUi = new hg_settingdialog(this, m_device, &m_api, m_with_scan, m_devName.c_str(), scanner_cfg_, close_prog, m_settingNotify, qParent);
     m_settingUi->setModal(true);
+
+    if (nullptr == m_settingUiParent)
+    {
+        m_settingUi->setWindowFlags(Qt::WindowStaysOnTopHint);
+    }
+
     m_settingUi->show();
     HGBase_WriteInfo(HGBASE_INFOTYPE_DESC, "[Manager::on_createSettingUi] m_settingUi->show()");