After docking window A to floating window B, floating window B does not appear

[linxi-github]

After docking window A to floating window B, floating window B does not appear，the following is the global settings : CDockManager::setConfigFlag(CDockManager::FocusHighlighting, true); CDockManager::setAutoHideConfigFlags({ CDockManager::DefaultAutoHideConfig }); CDockManager::setConfigFlag(CDockManager::OpaqueSplitterResize, true); CDockManager::setConfigFlag(CDockManager::XmlCompressionEnabled, false); CDockManager::setConfigFlag(CDockManager::AllTabsHaveCloseButton, false); CDockManager::setConfigFlag(CDockManager::ActiveTabHasCloseButton, false); CDockManager::setConfigFlag(CDockManager::DockAreaHasCloseButton, false); CDockManager::setConfigFlag(CDockManager::DockAreaHideDisabledButtons, true); CDockManager::setConfigFlag(CDockManager::DockAreaDynamicTabsMenuButtonVisibility, true); CDockManager::setConfigFlag(CDockManager::DockAreaHasUndockButton, true); CDockManager::setAutoHideConfigFlag(CDockManager::DefaultAutoHideConfig, true); CDockManager::setAutoHideConfigFlags({});