X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/2b75a555caa81a992a289a13119dca5cce79d4cc..c9b7c5b77ec092f8354c5fd9701384aa14de76f4:/src/dolphindockwidget.cpp

diff --git a/src/dolphindockwidget.cpp b/src/dolphindockwidget.cpp
index 1e83ef841..5e79e0316 100644
--- a/src/dolphindockwidget.cpp
+++ b/src/dolphindockwidget.cpp
@@ -1,65 +1,52 @@
-/***************************************************************************
- *   Copyright (C) 2010 by Peter Penz <peter.penz19@gmail.com>             *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2010 Peter Penz <peter.penz19@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 
 #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:
-    DolphinDockTitleBar(QWidget* parent = 0) : QWidget(parent) {}
-    virtual ~DolphinDockTitleBar() {}
+    explicit DolphinDockTitleBar(QWidget *parent = nullptr)
+        : QWidget(parent)
+    {
+    }
+    ~DolphinDockTitleBar() override
+    {
+    }
 
-    virtual QSize minimumSizeHint() const
+    QSize minimumSizeHint() const override
     {
-        const int border = style()->pixelMetric(QStyle::PM_DockWidgetTitleBarButtonMargin);
-        return QSize(border, border);
+        return QSize(0, 0);
     }
 
-    virtual QSize sizeHint() const
+    QSize sizeHint() const override
     {
         return minimumSizeHint();
     }
 };
 
-DolphinDockWidget::DolphinDockWidget(const QString& title, QWidget* parent, Qt::WindowFlags flags) :
-    QDockWidget(title, parent, flags),
-    m_locked(false),
-    m_dockTitleBar(0)
-{
-    setFeatures(DefaultDockWidgetFeatures);
-}
-
-DolphinDockWidget::DolphinDockWidget(QWidget* parent, Qt::WindowFlags flags) :
-    QDockWidget(parent, flags),
-    m_locked(false),
-    m_dockTitleBar(0)
+DolphinDockWidget::DolphinDockWidget(const QString &title, QWidget *parent, Qt::WindowFlags flags)
+    : QDockWidget(title, parent, flags)
+    , m_locked(false)
+    , m_dockTitleBar(nullptr)
 {
     setFeatures(DefaultDockWidgetFeatures);
 }
@@ -78,9 +65,9 @@ void DolphinDockWidget::setLocked(bool lock)
                 m_dockTitleBar = new DolphinDockTitleBar(this);
             }
             setTitleBarWidget(m_dockTitleBar);
-            setFeatures(QDockWidget::NoDockWidgetFeatures);
+            setFeatures(QDockWidget::DockWidgetClosable);
         } else {
-            setTitleBarWidget(0);
+            setTitleBarWidget(nullptr);
             setFeatures(DefaultDockWidgetFeatures);
         }
     }
@@ -91,3 +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"