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[dolphin.git] / src / dolphindockwidget.cpp

diff --git a/src/dolphindockwidget.cpp b/src/dolphindockwidget.cpp
index 16f5755837a247b130fc11f533b1bdc665b4f710..5e79e03163c530439edc314f58bb134eb83969f7 100644 (file)
--- a/src/dolphindockwidget.cpp
+++ b/src/dolphindockwidget.cpp
@@ -6,29 +6,35 @@
 
 #include "dolphindockwidget.h"
 
+#include <QEvent>
 #include <QStyle>
 
-namespace {
-    // Disable the 'Floatable' feature, i.e., the possibility to drag the
-    // dock widget out of the main window. This works around problems like
-    // https://bugs.kde.org/show_bug.cgi?id=288629
-    // https://bugs.kde.org/show_bug.cgi?id=322299
-    const QDockWidget::DockWidgetFeatures DefaultDockWidgetFeatures = QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetClosable;
+namespace
+{
+// Disable the 'Floatable' feature, i.e., the possibility to drag the
+// dock widget out of the main window. This works around problems like
+// https://bugs.kde.org/show_bug.cgi?id=288629
+// https://bugs.kde.org/show_bug.cgi?id=322299
+const QDockWidget::DockWidgetFeatures DefaultDockWidgetFeatures = QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetClosable;
 }
 
- // Empty titlebar for the dock widgets when "Lock Layout" has been activated.
+// Empty titlebar for the dock widgets when "Lock Layout" has been activated.
 class DolphinDockTitleBar : public QWidget
 {
     Q_OBJECT
 
 public:
-    explicit DolphinDockTitleBar(QWidget* parent = nullptr) : QWidget(parent) {}
-    ~DolphinDockTitleBar() override {}
+    explicit DolphinDockTitleBar(QWidget *parent = nullptr)
+        : QWidget(parent)
+    {
+    }
+    ~DolphinDockTitleBar() override
+    {
+    }
 
     QSize minimumSizeHint() const override
     {
-        const int border = style()->pixelMetric(QStyle::PM_DockWidgetTitleBarButtonMargin);
-        return QSize(border, border);
+        return QSize(0, 0);
     }
 
     QSize sizeHint() const override
@@ -37,10 +43,10 @@ public:
     }
 };
 
-DolphinDockWidget::DolphinDockWidget(const QString& title, QWidget* parent, Qt::WindowFlags flags) :
-    QDockWidget(title, parent, flags),
-    m_locked(false),
-    m_dockTitleBar(nullptr)
+DolphinDockWidget::DolphinDockWidget(const QString &title, QWidget *parent, Qt::WindowFlags flags)
+    : QDockWidget(title, parent, flags)
+    , m_locked(false)
+    , m_dockTitleBar(nullptr)
 {
     setFeatures(DefaultDockWidgetFeatures);
 }
@@ -59,7 +65,7 @@ void DolphinDockWidget::setLocked(bool lock)
                 m_dockTitleBar = new DolphinDockTitleBar(this);
             }
             setTitleBarWidget(m_dockTitleBar);
-            setFeatures(QDockWidget::NoDockWidgetFeatures);
+            setFeatures(QDockWidget::DockWidgetClosable);
         } else {
             setTitleBarWidget(nullptr);
             setFeatures(DefaultDockWidgetFeatures);
@@ -72,4 +78,21 @@ bool DolphinDockWidget::isLocked() const
     return m_locked;
 }
 
+bool DolphinDockWidget::event(QEvent *event)
+{
+    switch (event->type()) {
+    case QEvent::Show:
+    case QEvent::Hide:
+        if (event->spontaneous()) {
+            // The Dolphin window has been minimized or restored. We do not want this to be interpreted like a user was toggling the visibility of this widget.
+            // We return here so no QDockWidget::visibilityChanged() signal is emitted. This does not seem to happen either way on Wayland.
+            return true;
+        }
+        [[fallthrough]];
+    default:
+        return QDockWidget::event(event);
+    }
+}
+
 #include "dolphindockwidget.moc"
+#include "moc_dolphindockwidget.cpp"