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Diffstat (limited to 'kplato/kptrelation.cc')
-rw-r--r-- | kplato/kptrelation.cc | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/kplato/kptrelation.cc b/kplato/kptrelation.cc new file mode 100644 index 00000000..e4cf7b26 --- /dev/null +++ b/kplato/kptrelation.cc @@ -0,0 +1,142 @@ +/* This file is part of the KDE project + Copyright (C) 2001 Thomas zander <[email protected]> + Copyright (C) 2004 Dag Andersen <[email protected]> + + 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 "kptrelation.h" + +#include "kptnode.h" +#include "kptproject.h" +#include "kptcanvasitem.h" + +#include <qcanvas.h> +#include <qdom.h> + +#include <kdebug.h> + +namespace KPlato +{ + +Relation::Relation(Node *parent, Node *child, Type type, Duration lag) { + m_parent=parent; + m_child=child; + m_type=type; + m_lag=lag; +} + +Relation::Relation(Node *parent, Node *child, Type type) { + m_parent=parent; + m_child=child; + m_type=type; + m_lag=Duration(); +} + +Relation::Relation(Relation *rel) { + m_parent=rel->parent(); + m_child=rel->child(); + m_type=rel->type(); + m_lag=rel->lag(); +} + +Relation::~Relation() { + //kdDebug()<<k_funcinfo<<"parent: "<<(m_parent ? m_parent->name():"none")<<" child: "<<(m_child ? m_child->name():"None")<<endl; + if (m_parent) + m_parent->takeDependChildNode(this); + if (m_child) + m_child->takeDependParentNode(this); +} + +void Relation::setType(Type type) { + m_type=type; +} + + +bool Relation::load(QDomElement &element, Project &project) { + m_parent = project.findNode(element.attribute("parent-id")); + if (m_parent == 0) { + return false; + } + m_child = project.findNode(element.attribute("child-id")); + if (m_child == 0) { + return false; + } + if (m_child == m_parent) { + kdDebug()<<k_funcinfo<<"child == parent"<<endl; + return false; + } + if (!m_parent->legalToLink(m_child)) + return false; + + QString tr = element.attribute("type"); + if ( tr == "Finish-Start" ) + m_type = FinishStart; + else if ( tr == "Finish-Finish" ) + m_type = FinishFinish; + else if ( tr == "Start-Start" ) + m_type = StartStart; + else + m_type = FinishStart; + + m_lag = Duration::fromString(element.attribute("lag")); + + if (!m_parent->addDependChildNode(this)) { + kdError()<<k_funcinfo<<"Failed to add relation: Child="<<m_child->name()<<" parent="<<m_parent->name()<<endl; + return false; + } + if (!m_child->addDependParentNode(this)) { + m_parent->delDependChildNode(this, false/*do not delete*/); + kdError()<<k_funcinfo<<"Failed to add relation: Child="<<m_child->name()<<" parent="<<m_parent->name()<<endl; + return false; + } + + //kdDebug()<<k_funcinfo<<"Added relation: Child="<<m_child->name()<<" parent="<<m_parent->name()<<endl; + return true; +} + + +void Relation::save(QDomElement &element) const { + QDomElement me = element.ownerDocument().createElement("relation"); + element.appendChild(me); + + me.setAttribute("parent-id", m_parent->id()); + me.setAttribute("child-id", m_child->id()); + QString type = "Finish-Start"; + switch (m_type) { + case FinishStart: + type = "Finish-Start"; + break; + case FinishFinish: + type = "Finish-Finish"; + break; + case StartStart: + type = "Start-Start"; + break; + } + me.setAttribute("type", type); + me.setAttribute("lag", m_lag.toString()); +} + +#ifndef NDEBUG +void Relation::printDebug(QCString indent) { + indent += " "; + kdDebug()<<indent<<" Parent: "<<m_parent->name()<<endl; + kdDebug()<<indent<<" Child: "<<m_child->name()<<endl; + kdDebug()<<indent<<" Type: "<<m_type<<endl; +} +#endif + +} //KPlato namespace |