From f497944d2cb1e03a347e8ff65baedf738cc47ec5 Mon Sep 17 00:00:00 2001
From: Uwe Kindler <uwe_kindler@web.de>
Date: Mon, 25 Nov 2019 15:59:08 +0100
Subject: [PATCH] Added setFloating function to CDockWidget to support making a
 dock widget floating with from code

---
 demo/MainWindow.cpp   |  9 +++++++--
 src/DockWidget.cpp    | 11 +++++++++++
 src/DockWidget.h      |  5 +++++
 src/DockWidgetTab.cpp |  4 ++--
 src/DockWidgetTab.h   |  2 +-
 5 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/demo/MainWindow.cpp b/demo/MainWindow.cpp
index 76d3c52..74df077 100644
--- a/demo/MainWindow.cpp
+++ b/demo/MainWindow.cpp
@@ -229,9 +229,14 @@ void MainWindowPrivate::createContent()
 	DockManager->addDockWidget(ads::CenterDockWidgetArea, createLongTextLabelDockWidget(ViewMenu), BottomDockArea);
 
 	// Test creation of floating dock widgets
-    auto FloatingWidget = DockManager->addDockWidgetFloating(createFileSystemTreeDockWidget(ViewMenu));
+	DockWidget = createFileSystemTreeDockWidget(ViewMenu);
+    auto FloatingWidget = DockManager->addDockWidgetFloating(DockWidget);
     FloatingWidget->move(QPoint(0,0));
-    DockManager->addDockWidgetFloating(createLongTextLabelDockWidget(ViewMenu));
+    FloatingWidget = DockManager->addDockWidgetFloating(createLongTextLabelDockWidget(ViewMenu));
+
+    auto Action = ui.menuView->addAction(QString("Set %1 floating").arg(DockWidget->windowTitle()));
+    DockWidget->connect(Action, SIGNAL(triggered()), SLOT(setFloating()));
+
 
 	for (auto DockWidget : DockManager->dockWidgetsMap())
 	{
diff --git a/src/DockWidget.cpp b/src/DockWidget.cpp
index c9356db..dcc7ee0 100644
--- a/src/DockWidget.cpp
+++ b/src/DockWidget.cpp
@@ -726,6 +726,17 @@ QSize CDockWidget::minimumSizeHint() const
 }
 
 
+//============================================================================
+void CDockWidget::setFloating()
+{
+	if (isClosed())
+	{
+		return;
+	}
+	d->TabWidget->detachDockWidget();
+}
+
+
 } // namespace ads
 
 //---------------------------------------------------------------------------
diff --git a/src/DockWidget.h b/src/DockWidget.h
index c276f6f..c9422c0 100644
--- a/src/DockWidget.h
+++ b/src/DockWidget.h
@@ -414,6 +414,11 @@ public slots:
 	 */
 	void toggleView(bool Open = true);
 
+	/**
+	 * This function will make a docked widget floating
+	 */
+	void setFloating();
+
 signals:
 	/**
 	 * This signal is emitted if the dock widget is opened or closed
diff --git a/src/DockWidgetTab.cpp b/src/DockWidgetTab.cpp
index 005bcf5..bca93b5 100644
--- a/src/DockWidgetTab.cpp
+++ b/src/DockWidgetTab.cpp
@@ -371,7 +371,7 @@ void CDockWidgetTab::contextMenuEvent(QContextMenuEvent* ev)
 
 	d->DragStartMousePosition = ev->pos();
 	QMenu Menu(this);
-	auto Action = Menu.addAction(tr("Detach"), this, SLOT(onDetachActionTriggered()));
+	auto Action = Menu.addAction(tr("Detach"), this, SLOT(detachDockWidget()));
 	Action->setEnabled(d->DockWidget->features().testFlag(CDockWidget::DockWidgetFloatable));
 	Menu.addSeparator();
 	Action = Menu.addAction(tr("Close"), this, SIGNAL(closeRequested()));
@@ -526,7 +526,7 @@ bool CDockWidgetTab::isClosable() const
 
 
 //===========================================================================
-void CDockWidgetTab::onDetachActionTriggered()
+void CDockWidgetTab::detachDockWidget()
 {
 	if (!d->DockWidget->features().testFlag(CDockWidget::DockWidgetFloatable))
 	{
diff --git a/src/DockWidgetTab.h b/src/DockWidgetTab.h
index 894b57a..1d37e1d 100644
--- a/src/DockWidgetTab.h
+++ b/src/DockWidgetTab.h
@@ -57,7 +57,7 @@ private:
 	void onDockWidgetFeaturesChanged();
 
 private slots:
-	void onDetachActionTriggered();
+	void detachDockWidget();
 
 protected:
 	virtual void mousePressEvent(QMouseEvent* ev) override;