commonfrontend/core/ContentDockWidget.cpp

0001 /*
0002     File                 : PartMdiView.cpp
0003     Project              : LabPlot
0004     Description          : QMdiSubWindow wrapper for aspect views.
0005     --------------------------------------------------------------------
0006     SPDX-FileCopyrightText: 2013-2019 Alexander Semke <alexander.semke@web.de>
0007     SPDX-FileCopyrightText: 2007, 2008 Tilman Benkert <thzs@gmx.net>
0008     SPDX-License-Identifier: GPL-2.0-or-later
0009 */
0010
0011 #include "commonfrontend/core/ContentDockWidget.h"
0012 #include "backend/core/AbstractPart.h"
0013 #include "backend/worksheet/Worksheet.h"
0014
0015 #include <DockWidget.h>
0016
0017 #include <QCloseEvent>
0018 #include <QIcon>
0019 #include <QUuid>
0020
0021 /*!
0022  * \class PartMdiView
0023  *
0024  * \brief QMdiSubWindow wrapper for aspect views.
0025  *
0026  * In addition to the functionality provided by QMdiSubWindow,
0027  * this class automatically updates the window title when AbstractAspect::caption() is changed
0028  * and holds the connection to the actual data visualized in this window via the pointer to \c AbstractPart.
0029  */
0030 ContentDockWidget::ContentDockWidget(AbstractPart* part)
0031     : ads::CDockWidget(part->name())
0032     , m_part(part) {
0033     setWindowIcon(m_part->icon());
0034     setWidget(m_part->view());
0035     handleAspectDescriptionChanged(m_part);
0036
0037     // resize the MDI sub window to fit the content of the view
0038     resize(m_part->view()->size());
0039     // Must be unique and must not be changed after the dock was added to the dockmanager, because
0040     // the objectname is used in the content manager map
0041     setObjectName(m_part->uuid().toString());
0042
0043     connect(m_part, &AbstractPart::aspectDescriptionChanged, this, &ContentDockWidget::handleAspectDescriptionChanged);
0044     connect(m_part, QOverload<const AbstractAspect*>::of(&AbstractPart::childAspectAboutToBeRemoved), this, &ContentDockWidget::handleAspectAboutToBeRemoved);
0045 }
0046
0047 ContentDockWidget::~ContentDockWidget() {
0048     m_closing = true;
0049 }
0050
0051 AbstractPart* ContentDockWidget::part() const {
0052     return m_part;
0053 }
0054
0055 void ContentDockWidget::handleAspectDescriptionChanged(const AbstractAspect* aspect) {
0056     if (aspect != m_part)
0057         return;
0058
0059     setWindowTitle(m_part->name());
0060 }
0061
0062 void ContentDockWidget::handleAspectAboutToBeRemoved(const AbstractAspect* aspect) {
0063     if (aspect != m_part)
0064         return;
0065
0066     close();
0067 }
0068
0069 void ContentDockWidget::slotWindowStateChanged(Qt::WindowStates /*oldState*/, Qt::WindowStates newState) {
0070     if (m_closing)
0071         return;
0072
0073     if (newState.testFlag(Qt::WindowActive) || newState.testFlag(Qt::WindowMaximized))
0074         m_part->registerShortcuts();
0075     else
0076         m_part->unregisterShortcuts();
0077 }