src/dolphindockwidget.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2010 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "dolphindockwidget.h"
   8
   9 #include <QStyle>
  10
  11 namespace
  12 {
  13 // Disable the 'Floatable' feature, i.e., the possibility to drag the
  14 // dock widget out of the main window. This works around problems like
  15 // https://bugs.kde.org/show_bug.cgi?id=288629
  16 // https://bugs.kde.org/show_bug.cgi?id=322299
  17 const QDockWidget::DockWidgetFeatures DefaultDockWidgetFeatures = QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetClosable;
  18 }
  19
  20 // Empty titlebar for the dock widgets when "Lock Layout" has been activated.
  21 class DolphinDockTitleBar : public QWidget
  22 {
  23     Q_OBJECT
  24
  25 public:
  26     explicit DolphinDockTitleBar(QWidget *parent = nullptr)
  27         : QWidget(parent)
  28     {
  29     }
  30     ~DolphinDockTitleBar() override
  31     {
  32     }
  33
  34     QSize minimumSizeHint() const override
  35     {
  36         return QSize(0, 0);
  37     }
  38
  39     QSize sizeHint() const override
  40     {
  41         return minimumSizeHint();
  42     }
  43 };
  44
  45 DolphinDockWidget::DolphinDockWidget(const QString &title, QWidget *parent, Qt::WindowFlags flags)
  46     : QDockWidget(title, parent, flags)
  47     , m_locked(false)
  48     , m_dockTitleBar(nullptr)
  49 {
  50     setFeatures(DefaultDockWidgetFeatures);
  51 }
  52
  53 DolphinDockWidget::~DolphinDockWidget()
  54 {
  55 }
  56
  57 void DolphinDockWidget::setLocked(bool lock)
  58 {
  59     if (lock != m_locked) {
  60         m_locked = lock;
  61
  62         if (lock) {
  63             if (!m_dockTitleBar) {
  64                 m_dockTitleBar = new DolphinDockTitleBar(this);
  65             }
  66             setTitleBarWidget(m_dockTitleBar);
  67             setFeatures(QDockWidget::DockWidgetClosable);
  68         } else {
  69             setTitleBarWidget(nullptr);
  70             setFeatures(DefaultDockWidgetFeatures);
  71         }
  72     }
  73 }
  74
  75 bool DolphinDockWidget::isLocked() const
  76 {
  77     return m_locked;
  78 }
  79
  80 #include "dolphindockwidget.moc"
  81 #include "moc_dolphindockwidget.cpp"