objecttree.cpp

/* This file is part of the KDE project
   Copyright (C) 2003 Lucijan Busch <lucijan@gmx.at>
   Copyright (C) 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 <kdebug.h>
#include <tqwidget.h>
#include <tqvariant.h>
#include <tqdom.h>
#include <tqtextstream.h>
 
#include "form.h"
#include "container.h"
#include "objecttree.h"
 
 
using namespace KFormDesigner;
 
 
 
ObjectTreeItem::ObjectTreeItem(const TQString &classn, const TQString &name, TQWidget *widget,
 Container *parentContainer, Container *container)
 : m_enabled(true), m_row(-1), m_col(-1), m_rowspan(-1), m_colspan(-1), m_span(false)
{
    m_className = classn;
    m_name = name;
    m_widget = widget;
    m_container = container;
    m_eater = new EventEater(widget, parentContainer);
    m_parent = 0;
    m_subprops = 0;
}
 
ObjectTreeItem::~ObjectTreeItem()
{
//  kdDebug() << "ObjectTreeItem deleted: " << name() << endl;
    delete m_subprops;
}
 
void
ObjectTreeItem::rename(const TQString &name)
{
    m_name = name;
}
 
void
ObjectTreeItem::addChild(ObjectTreeItem *c)
{
    m_children.append(c);
    c->setParent(this);
}
 
void
ObjectTreeItem::removeChild(ObjectTreeItem *c)
{
    m_children.remove(c);
}
 
void
ObjectTreeItem::addModifiedProperty(const TQCString &property, const TQVariant &oldValue)
{
    if(property == "name")
        return;
 
    if(!m_props.contains(property)) {
        m_props.insert(property, oldValue);
        kdDebug() << "ObjectTree::adModProperty(): Added this property in the list: " << property << " oldValue: " << oldValue << endl;
    }
}
 
void
ObjectTreeItem::addSubproperty(const TQCString &property, const TQVariant& value)
{
    if (!m_subprops)
        m_subprops = new TQStringVariantMap();
    if (!m_props.contains(property))
        m_subprops->insert( property, value );
}
 
void
ObjectTreeItem::storeUnknownProperty(TQDomElement &el)
{
    if(!el.isNull()) {
        TQTextStream ts(m_unknownProps, IO_WriteOnly|IO_Append );
        el.save(ts, 0);
    }
}
 
void
ObjectTreeItem::setPixmapName(const TQCString &property, const TQString &name)
{
    m_pixmapNames[property] = name;
}
 
TQString
ObjectTreeItem::pixmapName(const TQCString &property)
{
    if(m_pixmapNames.contains(property))
        return m_pixmapNames[property];
    return TQString();
}
 
void
ObjectTreeItem::setGridPos(int row, int col, int rowspan, int colspan)
{
    m_row = row;  m_col = col;
    m_rowspan = rowspan;
    m_colspan = colspan;
    if(colspan || rowspan)
        m_span = true;
    else
        m_span = false;
}
 
 
ObjectTree::ObjectTree(const TQString &classn, const TQString &name, TQWidget *widget, Container *container)
 : ObjectTreeItem(classn, name, widget, container, container)
{
}
 
ObjectTree::~ObjectTree()
{
//  for(ObjectTreeItem *it = children()->first(); it; it = children()->next())
//      removeItem(it->name());
    while (children()->first()) {
        removeItem(children()->first());
    }
}
 
bool
ObjectTree::rename(const TQString &oldname, const TQString &newname)
{
    if(oldname == m_name)
    {
        ObjectTreeItem::rename(newname);
        return true;
    }
 
    ObjectTreeItem *it = lookup(oldname);
    if(!it)
        return false;
 
    it->rename(newname);
    m_treeDict.remove(oldname);
    m_treeDict.insert(newname, it);
 
    return true;
}
 
bool
ObjectTree::reparent(const TQString &name, const TQString &newparent)
{
    ObjectTreeItem *item = lookup(name);
    if(!item)   return false;
    ObjectTreeItem *parent = lookup(newparent);
    if(!parent)   return false;
 
    item->parent()->removeChild(item);
    parent->addChild(item);
    return true;
}
 
ObjectTreeItem*
ObjectTree::lookup(const TQString &name)
{
    if(name == this->name())
        return this;
    else
        return m_treeDict[name];
}
 
void
ObjectTree::addItem(ObjectTreeItem *parent, ObjectTreeItem *c)
{
    m_treeDict.insert(c->name(), c);
 
    if(!parent)
        parent = this;
    parent->addChild(c);
    m_container->form()->emitChildAdded(c);
 
    kdDebug() << "ObjectTree::addItem(): adding " << c->name() << " to " << parent->name() << endl;
}
 
void
ObjectTree::removeItem(const TQString &name)
{
    ObjectTreeItem *c = lookup(name);
    removeItem(c);
}
 
void
ObjectTree::removeItem(ObjectTreeItem *c)
{
    if (m_container && m_container->form())
        m_container->form()->emitChildRemoved(c);
 
    for(ObjectTreeItem *it = c->children()->first(); it; it = c->children()->next())
        removeItem(it->name());
 
    m_treeDict.remove(c->name());
    c->parent()->removeChild(c);
    delete c;
}
 
TQCString
ObjectTree::generateUniqueName(const TQCString &prefix, bool numberSuffixRequired)
{
    /* old way of naming widgets
    int appendix = m_names[c] + 1;
    TQString name(c);
    name.append(TQString::number(appendix));
    m_names[c] = appendix;*/
    if (!numberSuffixRequired && !lookup(prefix))
        return prefix;
    TQString name( prefix );
    int i = 2; //start from 2, i.e. we have: "widget", "widget2", etc.
    while(lookup(name + TQString::number(i)))
        i++;
 
    return (name + TQString::number(i)).latin1();
}