From 5e230d88744503b62a0cba4748abd734e72af470 Mon Sep 17 00:00:00 2001
From: Uwe Kindler <uwe_kindler@web.de>
Date: Wed, 11 Dec 2019 16:06:07 +0100
Subject: [PATCH] Closing a dock area with only one single dock widget that has
 the DockWidgetDeleteOnCloseFeature will delete the dock widget and the area
 now

---
 src/DockAreaWidget.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/DockAreaWidget.cpp b/src/DockAreaWidget.cpp
index fbc8bbb..b16ca81 100644
--- a/src/DockAreaWidget.cpp
+++ b/src/DockAreaWidget.cpp
@@ -799,9 +799,19 @@ QAbstractButton* CDockAreaWidget::titleBarButton(TitleBarButton which) const
 //============================================================================
 void CDockAreaWidget::closeArea()
 {
-	for (auto DockWidget : openedDockWidgets())
+	// If there is only one single dock widget and this widget has the
+	// DeleteOnClose feature, then we delete the dock widget now
+	auto OpenDockWidgets = openedDockWidgets();
+	if (OpenDockWidgets.count() == 1 && OpenDockWidgets[0]->features().testFlag(CDockWidget::DockWidgetDeleteOnClose))
 	{
-		DockWidget->toggleView(false);
+		OpenDockWidgets[0]->deleteDockWidget();
+	}
+	else
+	{
+		for (auto DockWidget : openedDockWidgets())
+		{
+			DockWidget->toggleView(false);
+		}
 	}
 }