codeblockwithcomments.cpp

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/***************************************************************************
 *   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.                                   *
 *                                                                         *
 *   copyright (C) 2003      Brian Thomas <thomas@mail630.gsfc.nasa.gov>   *
 *   copyright (C) 2004-2013                                               *
 *   Umbrello UML Modeller Authors <umbrello-devel@kde.org>                *
 ***************************************************************************/

// own header
#include "codeblockwithcomments.h"

// local includes
#include "codedocument.h"
#include "codegenfactory.h"
#include "debug_utils.h"

CodeBlockWithComments::CodeBlockWithComments (CodeDocument * parent, const QString & body, const QString & comment)
        : CodeBlock (parent, body)
{
    CodeComment * codecomment = CodeGenFactory::newCodeComment(parent);
    codecomment->setText(comment);
    m_comment = codecomment;
}

CodeBlockWithComments::~CodeBlockWithComments ()
{
}

void CodeBlockWithComments::setComment (CodeComment * object)
{
    m_comment = object;
}

CodeComment * CodeBlockWithComments::getComment () const
{
    return m_comment;
}

void CodeBlockWithComments::saveToXMI (QDomDocument & doc, QDomElement & root)
{
    QDomElement blockElement = doc.createElement("codeblockwithcomments");

    // set attributes
    setAttributesOnNode(doc, blockElement);

    root.appendChild(blockElement);
}

void CodeBlockWithComments::setAttributesOnNode (QDomDocument & doc, QDomElement & blockElement)
{
    // set super-class attributes
    CodeBlock::setAttributesOnNode(doc, blockElement);

    // set local attributes now..e.g. a comment
    // which we will store in its own separate child node block
    QDomElement commElement = doc.createElement("header");
    getComment()->saveToXMI(doc, commElement); // comment
    blockElement.appendChild(commElement);
}

void CodeBlockWithComments::setAttributesFromObject(TextBlock * obj)
{
    CodeBlock::setAttributesFromObject(obj);

    CodeBlockWithComments * cb = dynamic_cast<CodeBlockWithComments*>(obj);
    if (cb) {
        getComment()->setAttributesFromObject((TextBlock*)cb->getComment());
    }
}

void CodeBlockWithComments::loadFromXMI (QDomElement & root)
{
    setAttributesFromNode(root);
}

void CodeBlockWithComments::setAttributesFromNode(QDomElement & root)
{
    // set attributes from superclass method the XMI
    CodeBlock::setAttributesFromNode(root);

    // load comment now
    // by looking for our particular child element
    QDomNode node = root.firstChild();
    QDomElement element = node.toElement();
    bool gotComment = false;
    while (!element.isNull()) {
        QString tag = element.tagName();
        if (tag == "header") {
            QDomNode cnode = element.firstChild();
            QDomElement celem = cnode.toElement();
            getComment()->loadFromXMI(celem);
            gotComment = true;
            break;
        }
        node = element.nextSibling();
        element = node.toElement();
    }

    if (!gotComment) {
        uWarning() << " loadFromXMI : Warning: unable to initialize CodeComment in block:" << getTag();
    }
}

QString CodeBlockWithComments::toString () const
{
    QString string;

    if (getWriteOutText()) {
        QString indent = getIndentationString();
        QString endLine = getNewLineEndingChars();
        QString body = formatMultiLineText (getText(), indent, endLine);
        CodeComment* codeComment = getComment();
        QString comment = codeComment->toString();

        if (!comment.isEmpty() && codeComment->getWriteOutText()) {
            string.append(comment);
        }
        if (!body.isEmpty()) {
            string.append(body);
        }
    }
    return string;
}

// slave indentation level for both the header and text body

void CodeBlockWithComments::setOverallIndentationLevel (int level)
{
    setIndentationLevel(level);
    getComment()->setIndentationLevel(level);
}