qt_demoe/third/designer/lib/shared/qdesigner_membersheet.cpp

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13 KiB
C++

/****************************************************************************
**
** Copyright (C) 2010 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
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****************************************************************************/
#include "qdesigner_membersheet_p.h"
#include <QtDesigner/QDesignerFormEditorInterface>
#include <abstractintrospection_p.h>
#include <QtGui/QWidget>
namespace {
class Qt3Members
{
public:
static Qt3Members *instance();
QMap<QString, QStringList> getSignals() const { return m_classNameToSignals; }
QMap<QString, QStringList> getSlots() const { return m_classNameToSlots; }
private:
Qt3Members();
static Qt3Members *m_instance;
QMap<QString, QStringList> m_classNameToSignals;
QMap<QString, QStringList> m_classNameToSlots;
};
Qt3Members *Qt3Members::m_instance = 0;
Qt3Members::Qt3Members()
{
m_classNameToSignals[QLatin1String("QTextEdit")].append(QLatin1String("currentFontChanged(QFont)"));
m_classNameToSignals[QLatin1String("QTextEdit")].append(QLatin1String("currentColorChanged(QColor)"));
m_classNameToSignals[QLatin1String("QTabWidget")].append(QLatin1String("currentChanged(QWidget*)"));
m_classNameToSignals[QLatin1String("QTabWidget")].append(QLatin1String("selected(QString)"));
m_classNameToSignals[QLatin1String("QTabBar")].append(QLatin1String("selected(int)"));
m_classNameToSignals[QLatin1String("QMenuBar")].append(QLatin1String("activated(int)"));
m_classNameToSignals[QLatin1String("QMenuBar")].append(QLatin1String("highlighted(int)"));
m_classNameToSignals[QLatin1String("QMenu")].append(QLatin1String("activated(int)"));
m_classNameToSignals[QLatin1String("QMenu")].append(QLatin1String("highlighted(int)"));
m_classNameToSignals[QLatin1String("QLineEdit")].append(QLatin1String("lostFocus()"));
m_classNameToSignals[QLatin1String("QDial")].append(QLatin1String("dialPressed()"));
m_classNameToSignals[QLatin1String("QDial")].append(QLatin1String("dialMoved(int)"));
m_classNameToSignals[QLatin1String("QDial")].append(QLatin1String("dialReleased()"));
m_classNameToSignals[QLatin1String("QComboBox")].append(QLatin1String("textChanged(QString)"));
m_classNameToSignals[QLatin1String("QActionGroup")].append(QLatin1String("selected(QAction*)"));
m_classNameToSignals[QLatin1String("QAction")].append(QLatin1String("activated(int)"));
m_classNameToSignals[QLatin1String("QAbstractSocket")].append(QLatin1String("connectionClosed()"));
m_classNameToSignals[QLatin1String("QAbstractSocket")].append(QLatin1String("delayedCloseFinished()"));
m_classNameToSlots[QLatin1String("QWidget")].append(QLatin1String("setShown(bool)"));
m_classNameToSlots[QLatin1String("QToolButton")].append(QLatin1String("setTextPosition(QToolButton::TextPosition)"));
m_classNameToSlots[QLatin1String("QToolButton")].append(QLatin1String("setUsesBigPixmap(bool)"));
m_classNameToSlots[QLatin1String("QToolButton")].append(QLatin1String("setUsesTextLabel(bool)"));
m_classNameToSlots[QLatin1String("QTextEdit")].append(QLatin1String("setModified(bool)"));
m_classNameToSlots[QLatin1String("QTextEdit")].append(QLatin1String("setColor(QColor)"));
m_classNameToSlots[QLatin1String("QTabWidget")].append(QLatin1String("setCurrentPage(int)"));
m_classNameToSlots[QLatin1String("QTabWidget")].append(QLatin1String("showPage(QWidget*)"));
m_classNameToSlots[QLatin1String("QTabWidget")].append(QLatin1String("removePage(QWidget*)"));
m_classNameToSlots[QLatin1String("QTabBar")].append(QLatin1String("setCurrentTab(int)"));
m_classNameToSlots[QLatin1String("QStatusBar")].append(QLatin1String("message(QString,int)"));
m_classNameToSlots[QLatin1String("QStatusBar")].append(QLatin1String("clear()"));
m_classNameToSlots[QLatin1String("QSplashScreen")].append(QLatin1String("message(QString,int)"));
m_classNameToSlots[QLatin1String("QSplashScreen")].append(QLatin1String("clear()"));
m_classNameToSlots[QLatin1String("QSlider")].append(QLatin1String("addStep()"));
m_classNameToSlots[QLatin1String("QSlider")].append(QLatin1String("subtractStep()"));
m_classNameToSlots[QLatin1String("QAbstractButton")].append(QLatin1String("setOn(bool)"));
m_classNameToSlots[QLatin1String("QAction")].append(QLatin1String("setOn(bool)"));
m_classNameToSlots[QLatin1String("QErrorMessage")].append(QLatin1String("message(QString)"));
m_classNameToSlots[QLatin1String("QTimer")].append(QLatin1String("changeInterval(int)"));
m_classNameToSlots[QLatin1String("QTimer")].append(QLatin1String("start(int,bool)"));
}
Qt3Members *Qt3Members::instance()
{
if (!m_instance)
m_instance = new Qt3Members();
return m_instance;
}
}
QT_BEGIN_NAMESPACE
static QList<QByteArray> stringListToByteArray(const QStringList &l)
{
if (l.empty())
return QList<QByteArray>();
QList<QByteArray> rc;
const QStringList::const_iterator cend = l.constEnd();
for (QStringList::const_iterator it = l.constBegin(); it != cend; ++it)
rc += it->toUtf8();
return rc;
}
// Find the form editor in the hierarchy.
// We know that the parent of the sheet is the extension manager
// whose parent is the core.
static QDesignerFormEditorInterface *formEditorForObject(QObject *o) {
do {
if (QDesignerFormEditorInterface* core = qobject_cast<QDesignerFormEditorInterface*>(o))
return core;
o = o->parent();
} while(o);
Q_ASSERT(o);
return 0;
}
// ------------ QDesignerMemberSheetPrivate
class QDesignerMemberSheetPrivate {
public:
explicit QDesignerMemberSheetPrivate(QObject *object, QObject *sheetParent);
QDesignerFormEditorInterface *m_core;
const QDesignerMetaObjectInterface *m_meta;
class Info {
public:
inline Info() : visible(true) {}
QString group;
bool visible;
};
typedef QHash<int, Info> InfoHash;
Info &ensureInfo(int index);
InfoHash m_info;
};
QDesignerMemberSheetPrivate::QDesignerMemberSheetPrivate(QObject *object, QObject *sheetParent) :
m_core(formEditorForObject(sheetParent)),
m_meta(m_core->introspection()->metaObject(object))
{
}
QDesignerMemberSheetPrivate::Info &QDesignerMemberSheetPrivate::ensureInfo(int index)
{
InfoHash::iterator it = m_info.find(index);
if (it == m_info.end()) {
it = m_info.insert(index, Info());
}
return it.value();
}
// --------- QDesignerMemberSheet
QDesignerMemberSheet::QDesignerMemberSheet(QObject *object, QObject *parent) :
QObject(parent),
d(new QDesignerMemberSheetPrivate(object, parent))
{
}
QDesignerMemberSheet::~QDesignerMemberSheet()
{
delete d;
}
int QDesignerMemberSheet::count() const
{
return d->m_meta->methodCount();
}
int QDesignerMemberSheet::indexOf(const QString &name) const
{
return d->m_meta->indexOfMethod(name);
}
QString QDesignerMemberSheet::memberName(int index) const
{
return d->m_meta->method(index)->tag();
}
QString QDesignerMemberSheet::declaredInClass(int index) const
{
const QString member = d->m_meta->method(index)->signature();
// Find class whose superclass does not contain the method.
const QDesignerMetaObjectInterface *meta_obj = d->m_meta;
for (;;) {
const QDesignerMetaObjectInterface *tmp = meta_obj->superClass();
if (tmp == 0)
break;
if (tmp->indexOfMethod(member) == -1)
break;
meta_obj = tmp;
}
return meta_obj->className();
}
QString QDesignerMemberSheet::memberGroup(int index) const
{
return d->m_info.value(index).group;
}
void QDesignerMemberSheet::setMemberGroup(int index, const QString &group)
{
d->ensureInfo(index).group = group;
}
QString QDesignerMemberSheet::signature(int index) const
{
return d->m_meta->method(index)->normalizedSignature();
}
bool QDesignerMemberSheet::isVisible(int index) const
{
typedef QDesignerMemberSheetPrivate::InfoHash InfoHash;
const InfoHash::const_iterator it = d->m_info.constFind(index);
if (it != d->m_info.constEnd())
return it.value().visible;
return d->m_meta->method(index)->methodType() == QDesignerMetaMethodInterface::Signal
|| d->m_meta->method(index)->access() == QDesignerMetaMethodInterface::Public;
}
void QDesignerMemberSheet::setVisible(int index, bool visible)
{
d->ensureInfo(index).visible = visible;
}
bool QDesignerMemberSheet::isSignal(int index) const
{
return d->m_meta->method(index)->methodType() == QDesignerMetaMethodInterface::Signal;
}
bool QDesignerMemberSheet::isSlot(int index) const
{
return d->m_meta->method(index)->methodType() == QDesignerMetaMethodInterface::Slot;
}
bool QDesignerMemberSheet::inheritedFromWidget(int index) const
{
const QString name = d->m_meta->method(index)->signature();
return declaredInClass(index) == QLatin1String("QWidget") || declaredInClass(index) == QLatin1String("QObject");
}
QList<QByteArray> QDesignerMemberSheet::parameterTypes(int index) const
{
return stringListToByteArray(d->m_meta->method(index)->parameterTypes());
}
QList<QByteArray> QDesignerMemberSheet::parameterNames(int index) const
{
return stringListToByteArray(d->m_meta->method(index)->parameterNames());
}
bool QDesignerMemberSheet::signalMatchesSlot(const QString &signal, const QString &slot)
{
bool result = true;
do {
int signal_idx = signal.indexOf(QLatin1Char('('));
int slot_idx = slot.indexOf(QLatin1Char('('));
if (signal_idx == -1 || slot_idx == -1)
break;
++signal_idx; ++slot_idx;
if (slot.at(slot_idx) == QLatin1Char(')'))
break;
while (signal_idx < signal.size() && slot_idx < slot.size()) {
const QChar signal_c = signal.at(signal_idx);
const QChar slot_c = slot.at(slot_idx);
if (signal_c == QLatin1Char(',') && slot_c == QLatin1Char(')'))
break;
if (signal_c == QLatin1Char(')') && slot_c == QLatin1Char(')'))
break;
if (signal_c != slot_c) {
result = false;
break;
}
++signal_idx; ++slot_idx;
}
} while (false);
return result;
}
bool QDesignerMemberSheet::isQt3Signal(int index) const
{
if (!isSignal(index))
return false;
const QString className = declaredInClass(index);
const QString signalSignature = signature(index);
QMap<QString, QStringList> qt3signals = Qt3Members::instance()->getSignals();
QMap<QString, QStringList>::const_iterator it = qt3signals.constFind(className);
if (it != qt3signals.constEnd() && (*it).contains(signalSignature))
return true;
return false;
}
bool QDesignerMemberSheet::isQt3Slot(int index) const
{
if (!isSlot(index))
return false;
const QString className = declaredInClass(index);
const QString slotSignature = signature(index);
QMap<QString, QStringList> qt3slots = Qt3Members::instance()->getSlots();
QMap<QString, QStringList>::const_iterator it = qt3slots.constFind(className);
if (it != qt3slots.constEnd() && (*it).contains(slotSignature))
return true;
return false;
}
// ------------ QDesignerMemberSheetFactory
QDesignerMemberSheetFactory::QDesignerMemberSheetFactory(QExtensionManager *parent)
: QExtensionFactory(parent)
{
}
QObject *QDesignerMemberSheetFactory::createExtension(QObject *object, const QString &iid, QObject *parent) const
{
if (iid == Q_TYPEID(QDesignerMemberSheetExtension)) {
return new QDesignerMemberSheet(object, parent);
}
return 0;
}
QT_END_NAMESPACE