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koffice/lib/koproperty/set.cpp

536 lines
12 KiB

/* This file is part of the KDE project
Copyright (C) 2004 Cedric Pasteur <cedric.pasteur@free.fr>
Copyright (C) 2004 Alexander Dymo <cloudtemple@mskat.net>
Copyright (C) 2004-2006 Jaroslaw Staniek <js@iidea.pl>
This library 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 library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "set.h"
#include "property.h"
#include "utils.h"
#include <tqapplication.h>
#include <tqasciidict.h>
//#include <tqvaluelist.h>
#include <kdebug.h>
#include <klocale.h>
typedef TQMap<TQCString, TQValueList<TQCString> > StringListMap;
typedef TQMapIterator<TQCString, TQStringList> StringListMapIterator;
namespace KoProperty {
//! @internal
static Property Set_nonConstNull;
//! @internal
class SetPrivate
{
public:
SetPrivate() :
dict(101, false),
readOnly(false),
informAboutClearing(0)
{}
~SetPrivate(){}
//dict of properties in form name: property
Property::Dict dict;
// PropertyList properties;
//groups of properties:
// list of group name: (list of property names)
StringListMap propertiesOfGroup;
TQValueList<TQCString> groupNames;
TQMap<TQCString, TQString> groupDescriptions;
TQMap<TQCString, TQString> groupIcons;
// map of property: group
TQMap<Property*, TQCString> groupForProperty;
bool ownProperty : 1;
bool readOnly : 1;
// static Property nonConstNull;
TQCString prevSelection;
TQString typeName;
//! Used in Set::informAboutClearing(Property*) to declare that the property wants
//! to be informed that the set has been cleared (all properties are deleted)
bool* informAboutClearing;
inline KoProperty::Property& property(const TQCString &name) const
{
KoProperty::Property *p = dict.tqfind(name);
if (p)
return *p;
Set_nonConstNull.setName(0); //to ensure returned property is null
kopropertywarn << "Set::property(): PROPERTY \"" << name << "\" NOT FOUND" << endl;
return Set_nonConstNull;
}
};
}
using namespace KoProperty;
//Set::Iterator class
Set::Iterator::Iterator(const Set &set)
{
iterator = new Property::DictIterator(set.d->dict);
}
Set::Iterator::~Iterator()
{
delete iterator;
}
void
Set::Iterator::operator ++()
{
++(*iterator);
}
Property*
Set::Iterator::operator *() const
{
return current();
}
TQCString
Set::Iterator::currentKey() const
{
if (iterator)
return iterator->currentKey();
return TQCString();
}
Property*
Set::Iterator::current() const
{
if(iterator)
return iterator->current();
return 0;
}
//////////////////////////////////////////////
Set::Set(TQObject *tqparent, const TQString &typeName)
: TQObject(tqparent, typeName.latin1())
{
d = new SetPrivate();
d->ownProperty = true;
d->groupDescriptions.insert("common", i18n("General properties", "General"));
d->typeName = typeName;
}
Set::Set(const Set &set)
: TQObject(0 /* implicit sharing the tqparent is dangerous */, set.name())
{
d = new SetPrivate();
*this = set;
}
Set::Set(bool propertyOwner)
: TQObject(0, 0)
{
d = new SetPrivate();
d->ownProperty = propertyOwner;
d->groupDescriptions.insert("common", i18n("General properties", "General"));
}
Set::~Set()
{
emit aboutToBeCleared();
emit aboutToBeDeleted();
clear();
delete d;
}
/////////////////////////////////////////////////////
void
Set::addPropertyInternal(Property *property, TQCString group, bool updateSortingKey)
{
if (group.isEmpty())
group = "common";
if (property == 0) {
kopropertywarn << "Set::addProperty(): property == 0" << endl;
return;
}
if (property->name().isEmpty()) {
kopropertywarn << "Set::addProperty(): COULD NOT ADD NULL PROPERTY" << endl;
return;
}
Property *p = d->dict.tqfind(property->name());
if(p) {
p->addRelatedProperty(property);
}
else {
d->dict.insert(property->name(), property);
addToGroup(group, property);
}
property->addSet(this);
if (updateSortingKey)
property->setSortingKey( d->dict.count() );
}
void
Set::addProperty(Property *property, TQCString group)
{
addPropertyInternal(property, group, true);
}
void
Set::removeProperty(Property *property)
{
if(!property)
return;
Property *p = d->dict.take(property->name());
removeFromGroup(p);
if(d->ownProperty) {
emit aboutToDeleteProperty(*this, *p);
delete p;
}
}
void
Set::removeProperty(const TQCString &name)
{
if(name.isNull())
return;
Property *p = d->dict.tqfind(name);
removeProperty(p);
}
void
Set::clear()
{
if (d->informAboutClearing)
*d->informAboutClearing = true;
d->informAboutClearing = 0;
aboutToBeCleared();
d->propertiesOfGroup.clear();
d->groupNames.clear();
d->groupForProperty.clear();
d->groupDescriptions.clear();
d->groupIcons.clear();
Property::DictIterator it(d->dict);
while (it.current())
removeProperty( it.current() );
}
void
Set::informAboutClearing(bool& cleared)
{
cleared = false;
d->informAboutClearing = &cleared;
}
/////////////////////////////////////////////////////
void
Set::addToGroup(const TQCString &group, Property *property)
{
if(!property)
return;
//do not add the same property to the group twice
if(d->groupForProperty.tqcontains(property) && (d->groupForProperty[property] == group))
return;
if(!d->propertiesOfGroup.tqcontains(group)) { // group doesn't exist
TQValueList<TQCString> l;
l.append(property->name());
d->propertiesOfGroup.insert(group, l);
d->groupNames.append(group);
}
else {
d->propertiesOfGroup[group].append(property->name());
}
d->groupForProperty.insert(property, group);
}
void
Set::removeFromGroup(Property *property)
{
if(!property)
return;
TQCString group = d->groupForProperty[property];
d->propertiesOfGroup[group].remove(property->name());
if (d->propertiesOfGroup[group].isEmpty()) {
//remove group as well
d->propertiesOfGroup.remove(group);
TQValueListIterator<TQCString> it = d->groupNames.tqfind(group);
if (it != d->groupNames.end()) {
d->groupNames.remove(it);
}
}
d->groupForProperty.remove(property);
}
const TQValueList<TQCString>&
Set::groupNames() const
{
return d->groupNames;
}
const TQValueList<TQCString>&
Set::propertyNamesForGroup(const TQCString &group) const
{
return d->propertiesOfGroup[group];
}
void
Set::setGroupDescription(const TQCString &group, const TQString& desc)
{
d->groupDescriptions[group] = desc;
}
TQString
Set::groupDescription(const TQCString &group) const
{
if(d->groupDescriptions.tqcontains(group))
return d->groupDescriptions[group];
return group;
}
void
Set::setGroupIcon(const TQCString &group, const TQString& icon)
{
d->groupIcons[group] = icon;
}
TQString
Set::groupIcon(const TQCString &group) const
{
return d->groupIcons[group];
}
/////////////////////////////////////////////////////
uint
Set::count() const
{
return d->dict.count();
}
bool
Set::isEmpty() const
{
return d->dict.isEmpty();
}
bool
Set::isReadOnly() const
{
return d->readOnly;
}
void
Set::setReadOnly(bool readOnly)
{
d->readOnly = readOnly;
}
bool
Set::tqcontains(const TQCString &name) const
{
return d->dict.tqfind(name);
}
Property&
Set::property(const TQCString &name) const
{
return d->property(name);
}
Property&
Set::operator[](const TQCString &name) const
{
return d->property(name);
}
const Set&
Set::operator= (const Set &set)
{
if(&set == this)
return *this;
clear();
d->ownProperty = set.d->ownProperty;
d->prevSelection = set.d->prevSelection;
d->groupDescriptions = set.d->groupDescriptions;
// Copy all properties in the list
for(Property::DictIterator it(set.d->dict); it.current(); ++it) {
Property *prop = new Property( *it.current() );
addPropertyInternal(prop, set.d->groupForProperty[ it.current() ],
false /*!updateSortingKey, because the key is already set in Property copy ctor.*/ );
}
return *this;
}
void
Set::changeProperty(const TQCString &property, const TQVariant &value)
{
Property *p = d->dict[property];
if(p)
p->setValue(value);
}
/////////////////////////////////////////////////////
void
Set::debug()
{
//kopropertydbg << "List: typeName='" << m_typeName << "'" << endl;
if(d->dict.isEmpty()) {
kopropertydbg << "<EMPTY>" << endl;
return;
}
kopropertydbg << d->dict.count() << " properties:" << endl;
for(Property::DictIterator it(d->dict); it.current(); ++it)
it.current()->debug();
}
TQCString
Set::prevSelection() const
{
return d->prevSelection;
}
void
Set::setPrevSelection(const TQCString &prevSelection)
{
d->prevSelection = prevSelection;
}
TQString
Set::typeName() const
{
return d->typeName;
}
/////////////////////////////////////////////////////
Buffer::Buffer()
:Set(false)
{
connect( this, TQT_SIGNAL( propertyChanged( KoProperty::Set&, KoProperty::Property& ) ),
this, TQT_SLOT(intersectedChanged( KoProperty::Set&, KoProperty::Property& ) ) );
connect( this, TQT_SIGNAL( propertyReset( KoProperty::Set&, KoProperty::Property& ) ),
this, TQT_SLOT(intersectedReset( KoProperty::Set&, KoProperty::Property& ) ) );
}
Buffer::Buffer(const Set *set)
:Set(false)
{
connect( this, TQT_SIGNAL( propertyChanged( KoProperty::Set&, KoProperty::Property& ) ),
this, TQT_SLOT(intersectedChanged( KoProperty::Set&, KoProperty::Property& ) ) );
connect( this, TQT_SIGNAL( propertyReset( KoProperty::Set&, KoProperty::Property& ) ),
this, TQT_SLOT(intersectedReset( KoProperty::Set&, KoProperty::Property& ) ) );
initialSet( set );
}
void Buffer::initialSet(const Set *set)
{
//deep copy of set
for(Property::DictIterator it(set->d->dict); it.current(); ++it) {
Property *prop = new Property( *it.current() );
TQCString group = set->d->groupForProperty[it.current()];
TQString groupDesc = set->d->groupDescriptions[ group ];
setGroupDescription( group, groupDesc );
addProperty( prop, group );
prop->addRelatedProperty( it.current() );
}
}
void Buffer::intersect(const Set *set)
{
if ( d->dict.isEmpty() )
{
initialSet( set );
return;
}
for(Property::DictIterator it(d->dict); it.current(); ++it) {
const char* key = it.current()->name();
if ( Property *property = set->d->dict[ key ] )
{
blockSignals( true );
it.current()->resetValue();
it.current()->addRelatedProperty( property );
blockSignals( false );
}
else
removeProperty( key );
}
}
void Buffer::intersectedChanged(KoProperty::Set& set, KoProperty::Property& prop)
{
Q_UNUSED(set);
TQCString propertyName = prop.name();
if ( !tqcontains( propertyName ) )
return;
const TQValueList<Property*> *props = prop.related();
TQValueList<Property*>::const_iterator it = props->begin();
for ( ; it != props->end(); ++it ) {
( *it )->setValue( prop.value(), false );
}
}
void Buffer::intersectedReset(KoProperty::Set& set, KoProperty::Property& prop)
{
Q_UNUSED(set);
TQCString propertyName = prop.name();
if ( !tqcontains( propertyName ) )
return;
const TQValueList<Property*> *props = prop.related();
TQValueList<Property*>::const_iterator it = props->begin();
for ( ; it != props->end(); ++it ) {
( *it )->setValue( prop.value(), false );
}
}
//////////////////////////////////////////////
TQMap<TQCString, TQVariant> KoProperty::propertyValues(const Set& set)
{
TQMap<TQCString, TQVariant> result;
for (Set::Iterator it(set); it.current(); ++it)
result.insert( it.currentKey(), it.current()->value() );
return result;
}
#include "set.moc"