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-rw-r--r--lib/widgets/propeditor/propertylist.cpp369
1 files changed, 369 insertions, 0 deletions
diff --git a/lib/widgets/propeditor/propertylist.cpp b/lib/widgets/propeditor/propertylist.cpp
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+++ b/lib/widgets/propeditor/propertylist.cpp
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+/***************************************************************************
+ * Copyright (C) 2004 by Alexander Dymo *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU Library General Public License as *
+ * published by the Free Software Foundation; either version 2 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Library General Public *
+ * License along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+#include "propertylist.h"
+
+#include "property.h"
+#include "multiproperty.h"
+
+namespace PropertyLib{
+
+PropertyList::PropertyList()
+ :QObject(0, 0), m_propertyOwner(true)
+{
+}
+
+PropertyList::PropertyList(bool propertyOwner)
+ :QObject(0, 0), m_propertyOwner(propertyOwner)
+{
+}
+
+PropertyList::~PropertyList()
+{
+ clear();
+}
+
+MultiProperty *PropertyList::operator[](const QString &name)
+{
+ if (m_list.contains(name))
+ return m_list[name];
+ else
+ return new MultiProperty(this);
+}
+
+MultiProperty *PropertyList::property( const QString &name )
+{
+ if (m_list.contains(name))
+ return m_list[name];
+ else
+ return new MultiProperty(this);
+}
+
+void PropertyList::addProperty(Property *property)
+{
+ if (property == 0)
+ return;
+ MultiProperty *mp = 0;
+ if ( m_list.contains(property->name()) )
+ {
+ mp = m_list[property->name()];
+ mp->addProperty(property);
+ }
+ else
+ {
+ mp = new MultiProperty(this, property);
+ m_list[property->name()] = mp;
+ addToGroup("", mp);
+ }
+}
+
+void PropertyList::addProperty(const QString &group, Property *property)
+{
+ if (property == 0)
+ return;
+
+ MultiProperty *mp = 0;
+ if (m_list.contains(property->name()))
+ {
+ mp = m_list[property->name()];
+ mp->addProperty(property);
+ }
+ else
+ {
+ mp = new MultiProperty(this, property);
+ m_list[property->name()] = mp;
+ addToGroup(group, mp);
+ }
+}
+
+void PropertyList::removeProperty(Property *property)
+{
+ if (property == 0)
+ return;
+
+ if (m_propertyOwner)
+ emit aboutToDeleteProperty(property);
+
+ MultiProperty *mp = m_list[property->name()];
+ QString group = m_groupOfProperty[mp];
+ removeFromGroup(mp);
+ QString pname = property->name();
+ mp->removeProperty(property);
+ if (m_propertyOwner)
+ delete property;
+ if (mp->list.count() == 0)
+ {
+// qWarning("rp: removing mp for %s itself", pname.ascii());
+ m_list.remove(pname);
+ delete mp;
+ }
+ else
+ addToGroup(group, mp);
+}
+
+void PropertyList::removeProperty(const QString &name)
+{
+ if (m_list.contains(name))
+ {
+ QString group = m_groupOfProperty[m_list[name]];
+ removeFromGroup(m_list[name]);
+ Property *property;
+ for (property = m_list[name]->list.first(); property; property = m_list[name]->list.next())
+ {
+ if (m_propertyOwner)
+ emit aboutToDeleteProperty(property);
+
+ m_list[property->name()]->removeProperty(property);
+ if (m_propertyOwner)
+ delete property;
+ }
+ if (m_list[name]->list.count() == 0)
+ {
+// qWarning("rp2: removing mp for %s itself", name.ascii());
+ delete m_list[name];
+ m_list.remove(name);
+ }
+ else
+ {
+ addToGroup(group, m_list[name]);
+ }
+ }
+}
+
+const QValueList<QPair<QString, QValueList<QString> > >& PropertyList::propertiesOfGroup() const
+{
+ return m_propertiesOfGroup;
+}
+
+const QMap<MultiProperty*, QString>& PropertyList::groupOfProperty() const
+{
+ return m_groupOfProperty;
+}
+
+void PropertyList::addToGroup(const QString &group, MultiProperty *property)
+{
+ if (!property)
+ return;
+
+ //do not add same property to the group twice
+ if (m_groupOfProperty.contains(property) && (m_groupOfProperty[property] == group))
+ return;
+
+ QPair<QString, QValueList<QString> > *groupPair = 0;
+ for(QValueList<QPair<QString, QValueList<QString> > >::iterator it = m_propertiesOfGroup.begin();
+ it != m_propertiesOfGroup.end(); ++it)
+ {
+ if ((*it).first == group)
+ {
+ groupPair = &(*it);
+ break;
+ }
+ }
+ if (groupPair == 0)
+ {
+ groupPair = new QPair<QString, QValueList<QString> >();
+ groupPair->first = group;
+ groupPair->second.append(property->name());
+ m_propertiesOfGroup.append(*groupPair);
+ m_groupOfProperty[property] = group;
+ return;
+ }
+ //check if group already contains property with the same name
+ if (!groupPair->second.contains(property->name()))
+ groupPair->second.append(property->name());
+
+ m_groupOfProperty[property] = group;
+}
+
+void PropertyList::removeFromGroup(MultiProperty *property)
+{
+ QString group = m_groupOfProperty[property];
+// qWarning("removeFromGroup group=%s", group.ascii());
+
+ for(QValueList<QPair<QString, QValueList<QString> > >::iterator it = m_propertiesOfGroup.begin();
+ it != m_propertiesOfGroup.end(); ++it)
+ {
+// qWarning("removeFromGroup checking %s", (*it).first.ascii());
+ if ((*it).first == group)
+ {
+// qWarning("removeFromGroup removing %s", property->name().ascii());
+ (*it).second.remove(property->name());
+ break;
+ }
+ }
+
+ m_groupOfProperty.remove(property);
+}
+
+void PropertyList::clear( )
+{
+ for (QMap<QString, MultiProperty*>::iterator it = m_list.begin(); it != m_list.end(); ++it)
+ removeProperty(it.key());
+}
+
+bool PropertyList::contains( const QString & name )
+{
+ if (m_list.contains(name))
+ return true;
+ return false;
+}
+
+QPtrList<Property> PropertyList::properties(const QString &name)
+{
+ if (m_list.contains(name))
+ return m_list[name]->list;
+ return QPtrList<Property>();
+}
+
+PropertyList::Iterator PropertyList::begin()
+{
+ return Iterator(this);
+}
+
+PropertyList::Iterator PropertyList::end()
+{
+ return Iterator(this, true);
+}
+
+//PropertyList::Iterator class
+
+PropertyList::Iterator::Iterator(PropertyList *list)
+ :m_list(list)
+{
+ current = m_list->m_list.begin();
+}
+
+PropertyList::Iterator::Iterator(PropertyList *list, bool // end
+ )
+ :m_list(list)
+{
+ current = m_list->m_list.end();
+}
+
+void PropertyList::Iterator::operator ++()
+{
+ next();
+}
+
+void PropertyList::Iterator::operator ++(int)
+{
+ next();
+}
+
+void PropertyList::Iterator::next()
+{
+ ++current;
+}
+
+MultiProperty *PropertyList::Iterator::operator *()
+{
+ return data();
+}
+
+QString PropertyList::Iterator::key()
+{
+ return current.key();
+}
+
+MultiProperty *PropertyList::Iterator::data()
+{
+ return current.data();
+}
+
+bool PropertyList::Iterator::operator !=(Iterator it)
+{
+ return current != it.current;
+}
+
+
+// PropertyBuffer class
+
+
+
+
+
+PropertyBuffer::PropertyBuffer( )
+ :PropertyList(false)
+{
+}
+
+void PropertyBuffer::intersect(const PropertyList *list)
+{
+ qWarning("PropertyBuffer::intersect");
+ for (QMap<QString, MultiProperty*>::iterator it = m_list.begin(); it != m_list.end(); ++it)
+ {
+// qWarning("intersect:: for mp = %s", it.data()->name().ascii());
+ if (list->m_list.contains(it.key()))
+ {
+/* qWarning("intersect:: list contains %s", it.key().ascii());
+ if ( (*(it.data()) == *(list->m_list[it.key()])))
+ qWarning("intersect:: equal properties");
+ else
+ qWarning("intersect:: not equal properties");*/
+ if ( ((*it.data()) == *(list->m_list[it.key()]))
+ && (list->m_groupOfProperty[list->m_list[it.key()]] == m_groupOfProperty[it.data()]) )
+ {
+// qWarning("intersect:: equal properties, adding");
+ it.data()->addProperty(list->m_list[it.key()]);
+ continue;
+ }
+ }
+// qWarning("intersect:: removing %s from intersection", it.key().ascii());
+ removeProperty(it.key());
+ }
+ connect(list, SIGNAL(propertyValueChanged(Property*)), this, SLOT(intersectedValueChanged(Property*)));
+}
+
+void PropertyBuffer::intersectedValueChanged(Property *property)
+{
+// qWarning("PropertyBuffer::intersectedValueChanged");
+ QString propertyName = property->name();
+ if (!contains(propertyName))
+ return;
+
+ MultiProperty mp(property);
+ if (mp == *m_list[propertyName])
+ {
+ Property *prop;
+ QPtrList<Property> props = properties(propertyName);
+ for (prop = props.first(); prop; prop = props.next())
+ emit propertyValueChanged(prop);
+ }
+}
+
+PropertyBuffer::PropertyBuffer(PropertyList *list)
+ :PropertyList(false)
+{
+ //deep copy of m_list
+ for (QMap<QString, MultiProperty*>::const_iterator it = list->m_list.begin();
+ it != list->m_list.end(); ++it)
+ {
+ MultiProperty *mp = new MultiProperty(*it.data());
+ mp->m_propertyList = this;
+ addToGroup(list->m_groupOfProperty[it.data()], mp);
+ m_list[it.key()] = mp;
+ }
+ connect(list, SIGNAL(propertyValueChanged(Property*)), this, SLOT(intersectedValueChanged(Property*)));
+}
+
+}
+
+#ifndef PURE_QT
+#include "propertylist.moc"
+#endif