503 lines
16 KiB
C++
503 lines
16 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Designer of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "formwindowbase_p.h"
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#include "connectionedit_p.h"
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#include "qdesigner_command_p.h"
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#include "qdesigner_propertysheet_p.h"
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#include "qdesigner_propertyeditor_p.h"
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#include "qdesigner_menu_p.h"
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#include "qdesigner_menubar_p.h"
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#include "shared_settings_p.h"
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#include "grid_p.h"
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#include "deviceprofile_p.h"
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#include "qdesigner_utils_p.h"
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#include "qsimpleresource_p.h"
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#include <QtDesigner/QDesignerFormEditorInterface>
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#include <QtDesigner/QDesignerContainerExtension>
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#include <QtDesigner/QExtensionManager>
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#include <QtDesigner/QDesignerTaskMenuExtension>
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#include <QtCore/qdebug.h>
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#include <QtCore/QList>
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#include <QtCore/QTimer>
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#include <QtGui/QMenu>
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#include <QtGui/QListWidget>
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#include <QtGui/QTreeWidget>
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#include <QtGui/QTableWidget>
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#include <QtGui/QComboBox>
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#include <QtGui/QTabWidget>
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#include <QtGui/QToolBox>
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#include <QtGui/QToolBar>
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#include <QtGui/QStatusBar>
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#include <QtGui/QMenu>
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#include <QtGui/QAction>
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#include <QtGui/QLabel>
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QT_BEGIN_NAMESPACE
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namespace qdesigner_internal {
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class FormWindowBasePrivate {
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public:
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explicit FormWindowBasePrivate(QDesignerFormEditorInterface *core);
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static Grid m_defaultGrid;
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QDesignerFormWindowInterface::Feature m_feature;
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Grid m_grid;
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bool m_hasFormGrid;
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DesignerPixmapCache *m_pixmapCache;
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DesignerIconCache *m_iconCache;
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QtResourceSet *m_resourceSet;
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QMap<QDesignerPropertySheet *, QMap<int, bool> > m_reloadableResources; // bool is dummy, QMap used as QSet
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QMap<QDesignerPropertySheet *, QObject *> m_reloadablePropertySheets;
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const DeviceProfile m_deviceProfile;
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FormWindowBase::LineTerminatorMode m_lineTerminatorMode;
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FormWindowBase::SaveResourcesBehaviour m_saveResourcesBehaviour;
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};
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FormWindowBasePrivate::FormWindowBasePrivate(QDesignerFormEditorInterface *core) :
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m_feature(QDesignerFormWindowInterface::DefaultFeature),
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m_grid(m_defaultGrid),
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m_hasFormGrid(false),
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m_pixmapCache(0),
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m_iconCache(0),
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m_resourceSet(0),
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m_deviceProfile(QDesignerSharedSettings(core).currentDeviceProfile()),
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m_lineTerminatorMode(FormWindowBase::NativeLineTerminator),
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m_saveResourcesBehaviour(FormWindowBase::SaveAll)
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{
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}
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Grid FormWindowBasePrivate::m_defaultGrid;
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FormWindowBase::FormWindowBase(QDesignerFormEditorInterface *core, QWidget *parent, Qt::WindowFlags flags) :
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QDesignerFormWindowInterface(parent, flags),
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m_d(new FormWindowBasePrivate(core))
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{
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syncGridFeature();
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m_d->m_pixmapCache = new DesignerPixmapCache(this);
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m_d->m_iconCache = new DesignerIconCache(m_d->m_pixmapCache, this);
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}
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FormWindowBase::~FormWindowBase()
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{
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delete m_d;
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}
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DesignerPixmapCache *FormWindowBase::pixmapCache() const
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{
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return m_d->m_pixmapCache;
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}
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DesignerIconCache *FormWindowBase::iconCache() const
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{
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return m_d->m_iconCache;
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}
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QtResourceSet *FormWindowBase::resourceSet() const
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{
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return m_d->m_resourceSet;
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}
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void FormWindowBase::setResourceSet(QtResourceSet *resourceSet)
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{
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m_d->m_resourceSet = resourceSet;
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}
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void FormWindowBase::addReloadableProperty(QDesignerPropertySheet *sheet, int index)
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{
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m_d->m_reloadableResources[sheet][index] = true;
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}
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void FormWindowBase::removeReloadableProperty(QDesignerPropertySheet *sheet, int index)
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{
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m_d->m_reloadableResources[sheet].remove(index);
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if (m_d->m_reloadableResources[sheet].count() == 0)
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m_d->m_reloadableResources.remove(sheet);
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}
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void FormWindowBase::addReloadablePropertySheet(QDesignerPropertySheet *sheet, QObject *object)
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{
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if (qobject_cast<QTreeWidget *>(object) ||
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qobject_cast<QTableWidget *>(object) ||
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qobject_cast<QListWidget *>(object) ||
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qobject_cast<QComboBox *>(object))
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m_d->m_reloadablePropertySheets[sheet] = object;
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}
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void FormWindowBase::removeReloadablePropertySheet(QDesignerPropertySheet *sheet)
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{
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m_d->m_reloadablePropertySheets.remove(sheet);
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}
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void FormWindowBase::reloadProperties()
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{
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pixmapCache()->clear();
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iconCache()->clear();
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QMapIterator<QDesignerPropertySheet *, QMap<int, bool> > itSheet(m_d->m_reloadableResources);
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while (itSheet.hasNext()) {
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QDesignerPropertySheet *sheet = itSheet.next().key();
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QMapIterator<int, bool> itIndex(itSheet.value());
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while (itIndex.hasNext()) {
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const int index = itIndex.next().key();
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const QVariant newValue = sheet->property(index);
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if (qobject_cast<QLabel *>(sheet->object()) && sheet->propertyName(index) == QLatin1String("text")) {
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const PropertySheetStringValue newString = qVariantValue<PropertySheetStringValue>(newValue);
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// optimize a bit, reset only if the text value might contain a reference to qt resources
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// (however reloading of icons other than taken from resources might not work here)
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if (newString.value().contains(QLatin1String(":/"))) {
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const QVariant resetValue = qVariantFromValue(PropertySheetStringValue());
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sheet->setProperty(index, resetValue);
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}
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}
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sheet->setProperty(index, newValue);
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}
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if (QTabWidget *tabWidget = qobject_cast<QTabWidget *>(sheet->object())) {
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const int count = tabWidget->count();
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const int current = tabWidget->currentIndex();
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const QString currentTabIcon = QLatin1String("currentTabIcon");
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for (int i = 0; i < count; i++) {
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tabWidget->setCurrentIndex(i);
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const int index = sheet->indexOf(currentTabIcon);
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sheet->setProperty(index, sheet->property(index));
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}
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tabWidget->setCurrentIndex(current);
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} else if (QToolBox *toolBox = qobject_cast<QToolBox *>(sheet->object())) {
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const int count = toolBox->count();
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const int current = toolBox->currentIndex();
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const QString currentItemIcon = QLatin1String("currentItemIcon");
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for (int i = 0; i < count; i++) {
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toolBox->setCurrentIndex(i);
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const int index = sheet->indexOf(currentItemIcon);
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sheet->setProperty(index, sheet->property(index));
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}
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toolBox->setCurrentIndex(current);
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}
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}
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QMapIterator<QDesignerPropertySheet *, QObject *> itSh(m_d->m_reloadablePropertySheets);
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while (itSh.hasNext()) {
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QObject *object = itSh.next().value();
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reloadIconResources(iconCache(), object);
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}
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}
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void FormWindowBase::resourceSetActivated(QtResourceSet *resource, bool resourceSetChanged)
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{
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if (resource == resourceSet() && resourceSetChanged) {
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reloadProperties();
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emit pixmapCache()->reloaded();
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emit iconCache()->reloaded();
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if (QDesignerPropertyEditor *propertyEditor = qobject_cast<QDesignerPropertyEditor *>(core()->propertyEditor()))
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propertyEditor->reloadResourceProperties();
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}
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}
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QVariantMap FormWindowBase::formData()
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{
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QVariantMap rc;
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if (m_d->m_hasFormGrid)
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m_d->m_grid.addToVariantMap(rc, true);
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return rc;
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}
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void FormWindowBase::setFormData(const QVariantMap &vm)
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{
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Grid formGrid;
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m_d->m_hasFormGrid = formGrid.fromVariantMap(vm);
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if (m_d->m_hasFormGrid)
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m_d->m_grid = formGrid;
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}
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QPoint FormWindowBase::grid() const
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{
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return QPoint(m_d->m_grid.deltaX(), m_d->m_grid.deltaY());
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}
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void FormWindowBase::setGrid(const QPoint &grid)
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{
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m_d->m_grid.setDeltaX(grid.x());
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m_d->m_grid.setDeltaY(grid.y());
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}
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bool FormWindowBase::hasFeature(Feature f) const
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{
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return f & m_d->m_feature;
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}
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static void recursiveUpdate(QWidget *w)
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{
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w->update();
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const QObjectList &l = w->children();
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const QObjectList::const_iterator cend = l.constEnd();
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for (QObjectList::const_iterator it = l.constBegin(); it != cend; ++it) {
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if (QWidget *w = qobject_cast<QWidget*>(*it))
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recursiveUpdate(w);
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}
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}
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void FormWindowBase::setFeatures(Feature f)
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{
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m_d->m_feature = f;
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const bool enableGrid = f & GridFeature;
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m_d->m_grid.setVisible(enableGrid);
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m_d->m_grid.setSnapX(enableGrid);
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m_d->m_grid.setSnapY(enableGrid);
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emit featureChanged(f);
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recursiveUpdate(this);
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}
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FormWindowBase::Feature FormWindowBase::features() const
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{
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return m_d->m_feature;
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}
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bool FormWindowBase::gridVisible() const
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{
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return m_d->m_grid.visible() && currentTool() == 0;
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}
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FormWindowBase::SaveResourcesBehaviour FormWindowBase::saveResourcesBehaviour() const
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{
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return m_d->m_saveResourcesBehaviour;
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}
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void FormWindowBase::setSaveResourcesBehaviour(SaveResourcesBehaviour behaviour)
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{
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m_d->m_saveResourcesBehaviour = behaviour;
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}
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void FormWindowBase::syncGridFeature()
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{
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if (m_d->m_grid.snapX() || m_d->m_grid.snapY())
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m_d->m_feature |= GridFeature;
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else
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m_d->m_feature &= ~GridFeature;
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}
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void FormWindowBase::setDesignerGrid(const Grid& grid)
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{
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m_d->m_grid = grid;
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syncGridFeature();
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recursiveUpdate(this);
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}
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const Grid &FormWindowBase::designerGrid() const
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{
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return m_d->m_grid;
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}
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bool FormWindowBase::hasFormGrid() const
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{
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return m_d->m_hasFormGrid;
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}
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void FormWindowBase::setHasFormGrid(bool b)
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{
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m_d->m_hasFormGrid = b;
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}
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void FormWindowBase::setDefaultDesignerGrid(const Grid& grid)
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{
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FormWindowBasePrivate::m_defaultGrid = grid;
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}
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const Grid &FormWindowBase::defaultDesignerGrid()
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{
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return FormWindowBasePrivate::m_defaultGrid;
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}
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QMenu *FormWindowBase::initializePopupMenu(QWidget * /*managedWidget*/)
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{
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return 0;
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}
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// Widget under mouse for finding the Widget to highlight
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// when doing DnD. Restricts to pages by geometry if a container with
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// a container extension (or one of its helper widgets) is hit; otherwise
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// returns the widget as such (be it managed/unmanaged)
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QWidget *FormWindowBase::widgetUnderMouse(const QPoint &formPos, WidgetUnderMouseMode /* wum */)
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{
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// widget_under_mouse might be some temporary thing like the dropLine. We need
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// the actual widget that's part of the edited GUI.
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QWidget *rc = widgetAt(formPos);
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if (!rc || qobject_cast<ConnectionEdit*>(rc))
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return 0;
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if (rc == mainContainer()) {
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// Refuse main container areas if the main container has a container extension,
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// for example when hitting QToolBox/QTabWidget empty areas.
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if (qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), rc))
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return 0;
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return rc;
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}
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// If we hit on container extension type container, make sure
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// we use the top-most current page
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if (QWidget *container = findContainer(rc, false))
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if (QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), container)) {
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// For container that do not have a "stacked" nature (QToolBox, QMdiArea),
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// make sure the position is within the current page
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const int ci = c->currentIndex();
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if (ci < 0)
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return 0;
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QWidget *page = c->widget(ci);
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QRect pageGeometry = page->geometry();
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pageGeometry.moveTo(page->mapTo(this, pageGeometry.topLeft()));
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if (!pageGeometry.contains(formPos))
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return 0;
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return page;
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}
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return rc;
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}
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void FormWindowBase::deleteWidgetList(const QWidgetList &widget_list)
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{
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// We need a macro here even for single widgets because the some components (for example,
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// the signal slot editor are connected to widgetRemoved() and add their
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// own commands (for example, to delete w's connections)
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const QString description = widget_list.size() == 1 ?
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tr("Delete '%1'").arg(widget_list.front()->objectName()) : tr("Delete");
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commandHistory()->beginMacro(description);
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foreach (QWidget *w, widget_list) {
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emit widgetRemoved(w);
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DeleteWidgetCommand *cmd = new DeleteWidgetCommand(this);
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cmd->init(w);
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commandHistory()->push(cmd);
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}
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commandHistory()->endMacro();
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}
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QMenu *FormWindowBase::createExtensionTaskMenu(QDesignerFormWindowInterface *fw, QObject *o, bool trailingSeparator)
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{
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typedef QList<QAction *> ActionList;
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ActionList actions;
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// 1) Standard public extension
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QExtensionManager *em = fw->core()->extensionManager();
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if (const QDesignerTaskMenuExtension *extTaskMenu = qt_extension<QDesignerTaskMenuExtension*>(em, o))
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actions += extTaskMenu->taskActions();
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if (const QDesignerTaskMenuExtension *intTaskMenu = qobject_cast<QDesignerTaskMenuExtension *>(em->extension(o, QLatin1String("QDesignerInternalTaskMenuExtension")))) {
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if (!actions.empty()) {
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QAction *a = new QAction(fw);
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a->setSeparator(true);
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actions.push_back(a);
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}
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actions += intTaskMenu->taskActions();
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}
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if (actions.empty())
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return 0;
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if (trailingSeparator && !actions.back()->isSeparator()) {
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QAction *a = new QAction(fw);
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a->setSeparator(true);
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actions.push_back(a);
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}
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QMenu *rc = new QMenu;
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const ActionList::const_iterator cend = actions.constEnd();
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for (ActionList::const_iterator it = actions.constBegin(); it != cend; ++it)
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rc->addAction(*it);
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return rc;
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}
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void FormWindowBase::emitObjectRemoved(QObject *o)
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{
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emit objectRemoved(o);
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}
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DeviceProfile FormWindowBase::deviceProfile() const
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{
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return m_d->m_deviceProfile;
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}
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QString FormWindowBase::styleName() const
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{
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return m_d->m_deviceProfile.isEmpty() ? QString() : m_d->m_deviceProfile.style();
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}
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void FormWindowBase::emitWidgetRemoved(QWidget *w)
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{
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emit widgetRemoved(w);
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}
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QString FormWindowBase::deviceProfileName() const
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{
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return m_d->m_deviceProfile.isEmpty() ? QString() : m_d->m_deviceProfile.name();
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}
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void FormWindowBase::setLineTerminatorMode(FormWindowBase::LineTerminatorMode mode)
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{
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m_d->m_lineTerminatorMode = mode;
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}
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FormWindowBase::LineTerminatorMode FormWindowBase::lineTerminatorMode() const
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{
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return m_d->m_lineTerminatorMode;
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}
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void FormWindowBase::triggerDefaultAction(QWidget *widget)
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{
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if (QAction *action = qdesigner_internal::preferredEditAction(core(), widget))
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QTimer::singleShot(0, action, SIGNAL(triggered()));
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}
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void FormWindowBase::setupDefaultAction(QDesignerFormWindowInterface *fw)
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{
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QObject::connect(fw, SIGNAL(activated(QWidget*)), fw, SLOT(triggerDefaultAction(QWidget*)));
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}
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QString FormWindowBase::fileContents() const
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{
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const bool oldValue = QSimpleResource::setWarningsEnabled(false);
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const QString rc = contents();
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QSimpleResource::setWarningsEnabled(oldValue);
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return rc;
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}
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} // namespace qdesigner_internal
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QT_END_NAMESPACE
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