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/***************************************************************************
treenode.cpp - description
-------------------
begin : lun mar 17 2003
copyright : (C) 2003 by gulmini luciano
email : gulmini.luciano@student.unife.it
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "treenode.h"
static const int SIZE = 101;
treeNode::treeNode(const QString &l, const QString &pl) : m_label(l), m_parentLabel(pl), m_splitType(NONE){
m_childrenList.setAutoDelete(true);
m_atts = new areaAttribute;
}
treeNode::~treeNode(){
delete m_atts;
}
void treeNode::addChildNode(const QString &l) {
m_childrenList.append( new treeNode(l,m_label) );
}
void treeNode::removeChildNode(const QString &l,bool autoDelete) {
m_childrenList.setAutoDelete(autoDelete);
m_childrenList.remove(findChild(l));
}
treeNode* treeNode::findChild(const QString &l){
QPtrListIterator<treeNode> it( m_childrenList );
treeNode *node;
while ( (node = it.current()) != 0 ) {
++it;
if(node->label() == l) return node;
}
return 0L;
}
int tree::nodeId = 0;
tree::tree(){
m_root = new treeNode(QString::number(nodeId,10));
m_nodeList.resize(SIZE);
}
tree::~tree(){
delete m_root;
}
void tree::refreshGeometries(treeNode *n){
int dim = -6;// so we won't add exceeding pixels
if(n->hasChildren()){
n->firstChild();
while(n->currentChild()){
refreshGeometries(n->currentChild());
n->nextChild();
}
QPtrList<treeNode> list = n->childrenList();
QPtrListIterator<treeNode> it( list );
treeNode *node= it.current();
QRect newGeometry = n->atts()->geometry();
if(n->splitType()==VERTICAL){
newGeometry.setHeight(node->atts()->geometry().height());
while ( (node = it.current()) != 0 ) {
++it;
dim += node->atts()->geometry().width();
dim += 6;
}
newGeometry.setWidth(dim);
}
else
if(n->splitType()==HORIZONTAL){
newGeometry.setWidth(node->atts()->geometry().width());
while ( (node = it.current()) != 0 ) {
++it;
dim += node->atts()->geometry().height();
dim += 6;
}
newGeometry.setHeight(dim);
}
n->atts()->setGeometry( newGeometry );
}
}
treeNode* tree::findNode(const QString &l){
if(l==m_root->label()) return m_root;
return m_nodeList.find(l);
}
QString tree::addChildNode(const QString &l){
treeNode *node;
if( (node = findNode(l)) != 0) {
++nodeId;
treeNode *newNode = new treeNode(QString::number(nodeId,10),node->label());
newNode->atts()->setAttribute( "src",node->atts()->src() );
node->addChildNode(newNode);
m_nodeList.insert(QString::number(nodeId,10),newNode);
}
return QString::number(nodeId,10);
}
bool tree::insertChildNode(const QString &l){
QString parent = findNode(l)->parentLabel();
int pos=findNode( parent )->childPosition( findNode(l) );
++nodeId;
treeNode *newNode = new treeNode(QString::number(nodeId,10),parent);
newNode->atts()->setAttribute( "src",findNode(l)->atts()->src() );
m_nodeList.insert(QString::number(nodeId,10),newNode);
return findNode( parent )->insertChild(pos,newNode);
}
void tree::reset(){
nodeId = 1;
m_root->removeChildren();
m_root->atts()->resetAttributes();
m_nodeList.clear();
}
void tree::removeChildNode(const QString &pl,const QString &l,bool autoDelete){
findNode(pl)->removeChildNode(l,autoDelete);
}
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