392 lines
14 KiB
C++
392 lines
14 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 a Qt Solutions component.
|
|
**
|
|
** You may use this file under the terms of the BSD license as follows:
|
|
**
|
|
** "Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions are
|
|
** met:
|
|
** * Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** * Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in
|
|
** the documentation and/or other materials provided with the
|
|
** distribution.
|
|
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
|
|
** the names of its contributors may be used to endorse or promote
|
|
** products derived from this software without specific prior written
|
|
** permission.
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
|
**
|
|
****************************************************************************/
|
|
|
|
#include <QMetaObject>
|
|
#include <QMetaProperty>
|
|
#include <QVBoxLayout>
|
|
#include <QScrollArea>
|
|
#include "objectcontroller.h"
|
|
#include "qtvariantproperty.h"
|
|
#include "qtgroupboxpropertybrowser.h"
|
|
#include "qttreepropertybrowser.h"
|
|
#include "qtpropertybrowser.h"
|
|
|
|
class ObjectControllerPrivate
|
|
{
|
|
ObjectController *q_ptr;
|
|
Q_DECLARE_PUBLIC(ObjectController)
|
|
public:
|
|
|
|
void addClassProperties(const QMetaObject *metaObject);
|
|
void updateClassProperties(const QMetaObject *metaObject, bool recursive);
|
|
void saveExpandedState();
|
|
void restoreExpandedState();
|
|
void slotValueChanged(QtProperty *property, const QVariant &value);
|
|
int enumToInt(const QMetaEnum &metaEnum, int enumValue) const;
|
|
int intToEnum(const QMetaEnum &metaEnum, int intValue) const;
|
|
int flagToInt(const QMetaEnum &metaEnum, int flagValue) const;
|
|
int intToFlag(const QMetaEnum &metaEnum, int intValue) const;
|
|
bool isSubValue(int value, int subValue) const;
|
|
bool isPowerOf2(int value) const;
|
|
|
|
QObject *m_object;
|
|
|
|
QMap<const QMetaObject *, QtProperty *> m_classToProperty;
|
|
QMap<QtProperty *, const QMetaObject *> m_propertyToClass;
|
|
QMap<QtProperty *, int> m_propertyToIndex;
|
|
QMap<const QMetaObject *, QMap<int, QtVariantProperty *> > m_classToIndexToProperty;
|
|
|
|
QMap<QtProperty *, bool> m_propertyToExpanded;
|
|
|
|
QList<QtProperty *> m_topLevelProperties;
|
|
|
|
QtAbstractPropertyBrowser *m_browser;
|
|
QtVariantPropertyManager *m_manager;
|
|
QtVariantPropertyManager *m_readOnlyManager;
|
|
};
|
|
|
|
int ObjectControllerPrivate::enumToInt(const QMetaEnum &metaEnum, int enumValue) const
|
|
{
|
|
QMap<int, int> valueMap; // dont show multiple enum values which have the same values
|
|
int pos = 0;
|
|
for (int i = 0; i < metaEnum.keyCount(); i++) {
|
|
int value = metaEnum.value(i);
|
|
if (!valueMap.contains(value)) {
|
|
if (value == enumValue)
|
|
return pos;
|
|
valueMap[value] = pos++;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int ObjectControllerPrivate::intToEnum(const QMetaEnum &metaEnum, int intValue) const
|
|
{
|
|
QMap<int, bool> valueMap; // dont show multiple enum values which have the same values
|
|
QList<int> values;
|
|
for (int i = 0; i < metaEnum.keyCount(); i++) {
|
|
int value = metaEnum.value(i);
|
|
if (!valueMap.contains(value)) {
|
|
valueMap[value] = true;
|
|
values.append(value);
|
|
}
|
|
}
|
|
if (intValue >= values.count())
|
|
return -1;
|
|
return values.at(intValue);
|
|
}
|
|
|
|
bool ObjectControllerPrivate::isSubValue(int value, int subValue) const
|
|
{
|
|
if (value == subValue)
|
|
return true;
|
|
int i = 0;
|
|
while (subValue) {
|
|
if (!(value & (1 << i))) {
|
|
if (subValue & 1)
|
|
return false;
|
|
}
|
|
i++;
|
|
subValue = subValue >> 1;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool ObjectControllerPrivate::isPowerOf2(int value) const
|
|
{
|
|
while (value) {
|
|
if (value & 1) {
|
|
return value == 1;
|
|
}
|
|
value = value >> 1;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
int ObjectControllerPrivate::flagToInt(const QMetaEnum &metaEnum, int flagValue) const
|
|
{
|
|
if (!flagValue)
|
|
return 0;
|
|
int intValue = 0;
|
|
QMap<int, int> valueMap; // dont show multiple enum values which have the same values
|
|
int pos = 0;
|
|
for (int i = 0; i < metaEnum.keyCount(); i++) {
|
|
int value = metaEnum.value(i);
|
|
if (!valueMap.contains(value) && isPowerOf2(value)) {
|
|
if (isSubValue(flagValue, value))
|
|
intValue |= (1 << pos);
|
|
valueMap[value] = pos++;
|
|
}
|
|
}
|
|
return intValue;
|
|
}
|
|
|
|
int ObjectControllerPrivate::intToFlag(const QMetaEnum &metaEnum, int intValue) const
|
|
{
|
|
QMap<int, bool> valueMap; // dont show multiple enum values which have the same values
|
|
QList<int> values;
|
|
for (int i = 0; i < metaEnum.keyCount(); i++) {
|
|
int value = metaEnum.value(i);
|
|
if (!valueMap.contains(value) && isPowerOf2(value)) {
|
|
valueMap[value] = true;
|
|
values.append(value);
|
|
}
|
|
}
|
|
int flagValue = 0;
|
|
int temp = intValue;
|
|
int i = 0;
|
|
while (temp) {
|
|
if (i >= values.count())
|
|
return -1;
|
|
if (temp & 1)
|
|
flagValue |= values.at(i);
|
|
i++;
|
|
temp = temp >> 1;
|
|
}
|
|
return flagValue;
|
|
}
|
|
|
|
void ObjectControllerPrivate::updateClassProperties(const QMetaObject *metaObject, bool recursive)
|
|
{
|
|
if (!metaObject)
|
|
return;
|
|
|
|
if (recursive)
|
|
updateClassProperties(metaObject->superClass(), recursive);
|
|
|
|
QtProperty *classProperty = m_classToProperty.value(metaObject);
|
|
if (!classProperty)
|
|
return;
|
|
|
|
for (int idx = metaObject->propertyOffset(); idx < metaObject->propertyCount(); idx++) {
|
|
QMetaProperty metaProperty = metaObject->property(idx);
|
|
if (metaProperty.isReadable()) {
|
|
if (m_classToIndexToProperty.contains(metaObject) && m_classToIndexToProperty[metaObject].contains(idx)) {
|
|
QtVariantProperty *subProperty = m_classToIndexToProperty[metaObject][idx];
|
|
if (metaProperty.isEnumType()) {
|
|
if (metaProperty.isFlagType())
|
|
subProperty->setValue(flagToInt(metaProperty.enumerator(), metaProperty.read(m_object).toInt()));
|
|
else
|
|
subProperty->setValue(enumToInt(metaProperty.enumerator(), metaProperty.read(m_object).toInt()));
|
|
} else {
|
|
subProperty->setValue(metaProperty.read(m_object));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void ObjectControllerPrivate::addClassProperties(const QMetaObject *metaObject)
|
|
{
|
|
if (!metaObject)
|
|
return;
|
|
|
|
addClassProperties(metaObject->superClass());
|
|
|
|
QtProperty *classProperty = m_classToProperty.value(metaObject);
|
|
if (!classProperty) {
|
|
QString className = QLatin1String(metaObject->className());
|
|
classProperty = m_manager->addProperty(QtVariantPropertyManager::groupTypeId(), className);
|
|
m_classToProperty[metaObject] = classProperty;
|
|
m_propertyToClass[classProperty] = metaObject;
|
|
|
|
for (int idx = metaObject->propertyOffset(); idx < metaObject->propertyCount(); idx++) {
|
|
QMetaProperty metaProperty = metaObject->property(idx);
|
|
int type = metaProperty.userType();
|
|
QtVariantProperty *subProperty = 0;
|
|
if (!metaProperty.isReadable()) {
|
|
subProperty = m_readOnlyManager->addProperty(QVariant::String, QLatin1String(metaProperty.name()));
|
|
subProperty->setValue(QLatin1String("< Non Readable >"));
|
|
} else if (metaProperty.isEnumType()) {
|
|
if (metaProperty.isFlagType()) {
|
|
subProperty = m_manager->addProperty(QtVariantPropertyManager::flagTypeId(), QLatin1String(metaProperty.name()));
|
|
QMetaEnum metaEnum = metaProperty.enumerator();
|
|
QMap<int, bool> valueMap;
|
|
QStringList flagNames;
|
|
for (int i = 0; i < metaEnum.keyCount(); i++) {
|
|
int value = metaEnum.value(i);
|
|
if (!valueMap.contains(value) && isPowerOf2(value)) {
|
|
valueMap[value] = true;
|
|
flagNames.append(QLatin1String(metaEnum.key(i)));
|
|
}
|
|
subProperty->setAttribute(QLatin1String("flagNames"), flagNames);
|
|
subProperty->setValue(flagToInt(metaEnum, metaProperty.read(m_object).toInt()));
|
|
}
|
|
} else {
|
|
subProperty = m_manager->addProperty(QtVariantPropertyManager::enumTypeId(), QLatin1String(metaProperty.name()));
|
|
QMetaEnum metaEnum = metaProperty.enumerator();
|
|
QMap<int, bool> valueMap; // dont show multiple enum values which have the same values
|
|
QStringList enumNames;
|
|
for (int i = 0; i < metaEnum.keyCount(); i++) {
|
|
int value = metaEnum.value(i);
|
|
if (!valueMap.contains(value)) {
|
|
valueMap[value] = true;
|
|
enumNames.append(QLatin1String(metaEnum.key(i)));
|
|
}
|
|
}
|
|
subProperty->setAttribute(QLatin1String("enumNames"), enumNames);
|
|
subProperty->setValue(enumToInt(metaEnum, metaProperty.read(m_object).toInt()));
|
|
}
|
|
} else if (m_manager->isPropertyTypeSupported(type)) {
|
|
if (!metaProperty.isWritable())
|
|
subProperty = m_readOnlyManager->addProperty(type, QLatin1String(metaProperty.name()) + QLatin1String(" (Non Writable)"));
|
|
if (!metaProperty.isDesignable())
|
|
subProperty = m_readOnlyManager->addProperty(type, QLatin1String(metaProperty.name()) + QLatin1String(" (Non Designable)"));
|
|
else
|
|
subProperty = m_manager->addProperty(type, QLatin1String(metaProperty.name()));
|
|
subProperty->setValue(metaProperty.read(m_object));
|
|
} else {
|
|
subProperty = m_readOnlyManager->addProperty(QVariant::String, QLatin1String(metaProperty.name()));
|
|
subProperty->setValue(QLatin1String("< Unknown Type >"));
|
|
subProperty->setEnabled(false);
|
|
}
|
|
classProperty->addSubProperty(subProperty);
|
|
m_propertyToIndex[subProperty] = idx;
|
|
m_classToIndexToProperty[metaObject][idx] = subProperty;
|
|
}
|
|
} else {
|
|
updateClassProperties(metaObject, false);
|
|
}
|
|
|
|
m_topLevelProperties.append(classProperty);
|
|
m_browser->addProperty(classProperty);
|
|
}
|
|
|
|
void ObjectControllerPrivate::saveExpandedState()
|
|
{
|
|
|
|
}
|
|
|
|
void ObjectControllerPrivate::restoreExpandedState()
|
|
{
|
|
|
|
}
|
|
|
|
void ObjectControllerPrivate::slotValueChanged(QtProperty *property, const QVariant &value)
|
|
{
|
|
if (!m_propertyToIndex.contains(property))
|
|
return;
|
|
|
|
int idx = m_propertyToIndex.value(property);
|
|
|
|
const QMetaObject *metaObject = m_object->metaObject();
|
|
QMetaProperty metaProperty = metaObject->property(idx);
|
|
if (metaProperty.isEnumType()) {
|
|
if (metaProperty.isFlagType())
|
|
metaProperty.write(m_object, intToFlag(metaProperty.enumerator(), value.toInt()));
|
|
else
|
|
metaProperty.write(m_object, intToEnum(metaProperty.enumerator(), value.toInt()));
|
|
} else {
|
|
metaProperty.write(m_object, value);
|
|
}
|
|
|
|
updateClassProperties(metaObject, true);
|
|
}
|
|
|
|
///////////////////
|
|
|
|
ObjectController::ObjectController(QWidget *parent)
|
|
: QWidget(parent)
|
|
{
|
|
d_ptr = new ObjectControllerPrivate;
|
|
d_ptr->q_ptr = this;
|
|
|
|
d_ptr->m_object = 0;
|
|
/*
|
|
QScrollArea *scroll = new QScrollArea(this);
|
|
scroll->setWidgetResizable(true);
|
|
|
|
d_ptr->m_browser = new QtGroupBoxPropertyBrowser(this);
|
|
QVBoxLayout *layout = new QVBoxLayout(this);
|
|
layout->setMargin(0);
|
|
layout->addWidget(scroll);
|
|
scroll->setWidget(d_ptr->m_browser);
|
|
*/
|
|
QtTreePropertyBrowser *browser = new QtTreePropertyBrowser(this);
|
|
browser->setRootIsDecorated(false);
|
|
d_ptr->m_browser = browser;
|
|
QVBoxLayout *layout = new QVBoxLayout(this);
|
|
layout->setMargin(0);
|
|
layout->addWidget(d_ptr->m_browser);
|
|
|
|
d_ptr->m_readOnlyManager = new QtVariantPropertyManager(this);
|
|
d_ptr->m_manager = new QtVariantPropertyManager(this);
|
|
QtVariantEditorFactory *factory = new QtVariantEditorFactory(this);
|
|
d_ptr->m_browser->setFactoryForManager(d_ptr->m_manager, factory);
|
|
|
|
connect(d_ptr->m_manager, SIGNAL(valueChanged(QtProperty *, const QVariant &)),
|
|
this, SLOT(slotValueChanged(QtProperty *, const QVariant &)));
|
|
}
|
|
|
|
ObjectController::~ObjectController()
|
|
{
|
|
delete d_ptr;
|
|
}
|
|
|
|
void ObjectController::setObject(QObject *object)
|
|
{
|
|
if (d_ptr->m_object == object)
|
|
return;
|
|
|
|
if (d_ptr->m_object) {
|
|
d_ptr->saveExpandedState();
|
|
QListIterator<QtProperty *> it(d_ptr->m_topLevelProperties);
|
|
while (it.hasNext()) {
|
|
d_ptr->m_browser->removeProperty(it.next());
|
|
}
|
|
d_ptr->m_topLevelProperties.clear();
|
|
}
|
|
|
|
d_ptr->m_object = object;
|
|
|
|
if (!d_ptr->m_object)
|
|
return;
|
|
|
|
d_ptr->addClassProperties(d_ptr->m_object->metaObject());
|
|
|
|
d_ptr->restoreExpandedState();
|
|
}
|
|
|
|
QObject *ObjectController::object() const
|
|
{
|
|
return d_ptr->m_object;
|
|
}
|
|
|
|
#include "moc_objectcontroller.cpp"
|