/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
** All rights reserved. | |
** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** This file is part of the Qt Designer of the Qt Toolkit. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
** This file may be used under the terms of the GNU Lesser General Public | |
** License version 2.1 as published by the Free Software Foundation and | |
** appearing in the file LICENSE.LGPL included in the packaging of this | |
** file. Please review the following information to ensure the GNU Lesser | |
** General Public License version 2.1 requirements will be met: | |
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. | |
** | |
** In addition, as a special exception, Nokia gives you certain additional | |
** rights. These rights are described in the Nokia Qt LGPL Exception | |
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. | |
** | |
** GNU General Public License Usage | |
** Alternatively, this file may be used under the terms of the GNU General | |
** Public License version 3.0 as published by the Free Software Foundation | |
** and appearing in the file LICENSE.GPL included in the packaging of this | |
** file. Please review the following information to ensure the GNU General | |
** Public License version 3.0 requirements will be met: | |
** http://www.gnu.org/copyleft/gpl.html. | |
** | |
** Other Usage | |
** Alternatively, this file may be used in accordance with the terms and | |
** conditions contained in a signed written agreement between you and Nokia. | |
** | |
** | |
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** $QT_END_LICENSE$ | |
** | |
****************************************************************************/ | |
#include "qmdiarea_container.h" | |
#include <QtDesigner/QExtensionManager> | |
#include <QtDesigner/QDesignerFormEditorInterface> | |
#include <QtGui/QMdiArea> | |
#include <QtGui/QMdiSubWindow> | |
#include <QtGui/QApplication> | |
#include <QtCore/QDebug> | |
#include <QtCore/QHash> | |
QT_BEGIN_NAMESPACE | |
namespace qdesigner_internal { | |
QMdiAreaContainer::QMdiAreaContainer(QMdiArea *widget, QObject *parent) | |
: QObject(parent), | |
m_mdiArea(widget) | |
{ | |
} | |
int QMdiAreaContainer::count() const | |
{ | |
return m_mdiArea->subWindowList(QMdiArea::CreationOrder).count(); | |
} | |
QWidget *QMdiAreaContainer::widget(int index) const | |
{ | |
if (index < 0) | |
return 0; | |
return m_mdiArea->subWindowList(QMdiArea::CreationOrder).at(index)->widget(); | |
} | |
int QMdiAreaContainer::currentIndex() const | |
{ | |
if (QMdiSubWindow *sub = m_mdiArea->activeSubWindow()) | |
return m_mdiArea->subWindowList(QMdiArea::CreationOrder).indexOf(sub); | |
return -1; | |
} | |
void QMdiAreaContainer::setCurrentIndex(int index) | |
{ | |
if (index < 0) { | |
qDebug() << "** WARNING Attempt to QMdiAreaContainer::setCurrentIndex(-1)"; | |
return; | |
} | |
QMdiSubWindow *frame = m_mdiArea->subWindowList(QMdiArea::CreationOrder).at(index); | |
m_mdiArea->setActiveSubWindow(frame); | |
} | |
void QMdiAreaContainer::addWidget(QWidget *widget) | |
{ | |
QMdiSubWindow *frame = m_mdiArea->addSubWindow(widget, Qt::Window); | |
frame->show(); | |
m_mdiArea->cascadeSubWindows(); | |
positionNewMdiChild(m_mdiArea, frame); | |
} | |
// Semi-smart positioning of new windows: Make child fill the whole MDI window below | |
// cascaded other windows | |
void QMdiAreaContainer::positionNewMdiChild(const QWidget *area, QWidget *mdiChild) | |
{ | |
enum { MinSize = 20 }; | |
const QPoint pos = mdiChild->pos(); | |
const QSize areaSize = area->size(); | |
switch (QApplication::layoutDirection()) { | |
case Qt::LayoutDirectionAuto: | |
case Qt::LeftToRight: { | |
const QSize fullSize = QSize(areaSize.width() - pos.x(), areaSize.height() - pos.y()); | |
if (fullSize.width() > MinSize && fullSize.height() > MinSize) | |
mdiChild->resize(fullSize); | |
} | |
break; | |
case Qt::RightToLeft: { | |
const QSize fullSize = QSize(pos.x() + mdiChild->width(), areaSize.height() - pos.y()); | |
if (fullSize.width() > MinSize && fullSize.height() > MinSize) { | |
mdiChild->move(0, pos.y()); | |
mdiChild->resize(fullSize); | |
} | |
} | |
break; | |
} | |
} | |
void QMdiAreaContainer::insertWidget(int, QWidget *widget) | |
{ | |
addWidget(widget); | |
} | |
void QMdiAreaContainer::remove(int index) | |
{ | |
QList<QMdiSubWindow *> subWins = m_mdiArea->subWindowList(QMdiArea::CreationOrder); | |
if (index >= 0 && index < subWins.size()) { | |
QMdiSubWindow *f = subWins.at(index); | |
m_mdiArea->removeSubWindow(f->widget()); | |
delete f; | |
} | |
} | |
// ---------- MdiAreaPropertySheet, creates fake properties: | |
// 1) window name (object name of child) | |
// 2) title (windowTitle of child). | |
static const char *subWindowTitleC = "activeSubWindowTitle"; | |
static const char *subWindowNameC = "activeSubWindowName"; | |
QMdiAreaPropertySheet::QMdiAreaPropertySheet(QWidget *mdiArea, QObject *parent) : | |
QDesignerPropertySheet(mdiArea, parent), | |
m_windowTitleProperty(QLatin1String("windowTitle")) | |
{ | |
createFakeProperty(QLatin1String(subWindowNameC), QString()); | |
createFakeProperty(QLatin1String(subWindowTitleC), QString()); | |
} | |
QMdiAreaPropertySheet::MdiAreaProperty QMdiAreaPropertySheet::mdiAreaProperty(const QString &name) | |
{ | |
typedef QHash<QString, MdiAreaProperty> MdiAreaPropertyHash; | |
static MdiAreaPropertyHash mdiAreaPropertyHash; | |
if (mdiAreaPropertyHash.empty()) { | |
mdiAreaPropertyHash.insert(QLatin1String(subWindowNameC), MdiAreaSubWindowName); | |
mdiAreaPropertyHash.insert(QLatin1String(subWindowTitleC), MdiAreaSubWindowTitle); | |
} | |
return mdiAreaPropertyHash.value(name,MdiAreaNone); | |
} | |
void QMdiAreaPropertySheet::setProperty(int index, const QVariant &value) | |
{ | |
switch (mdiAreaProperty(propertyName(index))) { | |
case MdiAreaSubWindowName: | |
if (QWidget *w = currentWindow()) | |
w->setObjectName(value.toString()); | |
break; | |
case MdiAreaSubWindowTitle: // Forward to window title of subwindow | |
if (QDesignerPropertySheetExtension *cws = currentWindowSheet()) { | |
const int index = cws->indexOf(m_windowTitleProperty); | |
cws->setProperty(index, value); | |
cws->setChanged(index, true); | |
} | |
break; | |
default: | |
QDesignerPropertySheet::setProperty(index, value); | |
break; | |
} | |
} | |
bool QMdiAreaPropertySheet::reset(int index) | |
{ | |
bool rc = true; | |
switch (mdiAreaProperty(propertyName(index))) { | |
case MdiAreaSubWindowName: | |
setProperty(index, QVariant(QString())); | |
setChanged(index, false); | |
break; | |
case MdiAreaSubWindowTitle: // Forward to window title of subwindow | |
if (QDesignerPropertySheetExtension *cws = currentWindowSheet()) { | |
const int index = cws->indexOf(m_windowTitleProperty); | |
rc = cws->reset(index); | |
} | |
break; | |
default: | |
rc = QDesignerPropertySheet::reset(index); | |
break; | |
} | |
return rc; | |
} | |
QVariant QMdiAreaPropertySheet::property(int index) const | |
{ | |
switch (mdiAreaProperty(propertyName(index))) { | |
case MdiAreaSubWindowName: | |
if (QWidget *w = currentWindow()) | |
return w->objectName(); | |
return QVariant(QString()); | |
case MdiAreaSubWindowTitle: | |
if (QWidget *w = currentWindow()) | |
return w->windowTitle(); | |
return QVariant(QString()); | |
case MdiAreaNone: | |
break; | |
} | |
return QDesignerPropertySheet::property(index); | |
} | |
bool QMdiAreaPropertySheet::isEnabled(int index) const | |
{ | |
switch (mdiAreaProperty(propertyName(index))) { | |
case MdiAreaSubWindowName: | |
case MdiAreaSubWindowTitle: | |
return currentWindow() != 0; | |
case MdiAreaNone: | |
break; | |
} | |
return QDesignerPropertySheet::isEnabled(index); | |
} | |
bool QMdiAreaPropertySheet::isChanged(int index) const | |
{ | |
bool rc = false; | |
switch (mdiAreaProperty(propertyName(index))) { | |
case MdiAreaSubWindowName: | |
rc = currentWindow() != 0; | |
break; | |
case MdiAreaSubWindowTitle: | |
if (QDesignerPropertySheetExtension *cws = currentWindowSheet()) { | |
const int index = cws->indexOf(m_windowTitleProperty); | |
rc = cws->isChanged(index); | |
} | |
break; | |
default: | |
rc = QDesignerPropertySheet::isChanged(index); | |
break; | |
} | |
return rc; | |
} | |
QWidget *QMdiAreaPropertySheet::currentWindow() const | |
{ | |
if (const QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), object())) { | |
const int ci = c->currentIndex(); | |
if (ci < 0) | |
return 0; | |
return c->widget(ci); | |
} | |
return 0; | |
} | |
QDesignerPropertySheetExtension *QMdiAreaPropertySheet::currentWindowSheet() const | |
{ | |
QWidget *cw = currentWindow(); | |
if (cw == 0) | |
return 0; | |
return qt_extension<QDesignerPropertySheetExtension*>(core()->extensionManager(), cw); | |
} | |
bool QMdiAreaPropertySheet::checkProperty(const QString &propertyName) | |
{ | |
return mdiAreaProperty(propertyName) == MdiAreaNone; | |
} | |
} | |
QT_END_NAMESPACE |