vocabedit.cpp

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/***************************************************************************
 *   Copyright (C) 2005 by Joshua Keel                                     *
 *   joshuakeel@gmail.com                                                  *
 *                                                                         *
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.             *
 ***************************************************************************/

#include "vocabedit.h"

#include <qpushbutton.h>
#include <qlistwidget.h>
#include <qlineedit.h>
#include <qfile.h>
#include <qstring.h>
#include <qvector.h>

#include <kstandarddirs.h>
#include <kglobal.h>
#include <kurl.h>
#include <kmessagebox.h>
#include <klocale.h>

#include "keduvocdocument.h"
#include "keduvocexpression.h"
#include "vocabsettings.h"
#include <kanagramsettings.h>


VocabEdit::VocabEdit(QWidget *parent, const QString  &fileName) : QDialog(parent), m_fileName("")
{
    setupUi(this);

    if(!fileName.isEmpty())
    {
        m_fileName = fileName;
        KEduVocDocument *doc = new KEduVocDocument(this);
        doc->open(KUrl::fromPath(m_fileName));
        for(int i = 0; i < doc->lesson()->entryCount(KEduVocLesson::Recursive); i++)
        {
            KEduVocExpression expr = *doc->lesson()->entries(KEduVocLesson::Recursive).value(i);
            m_vocabList.append(expr);
            lboxWords->addItem(doc->lesson()->entries(KEduVocLesson::Recursive).value(i)->translation(0)->text());
        }
        txtVocabName->setText(doc->title());
        txtDescription->setText(doc->documentComment());
    }

    connect(btnSave, SIGNAL(clicked()), this, SLOT(slotSave()));
    connect(btnNewWord, SIGNAL(clicked()), this, SLOT(slotNewWord()));
    connect(btnRemoveWord, SIGNAL(clicked()), this, SLOT(slotRemoveWord()));
    connect(btnClose, SIGNAL(clicked()), this, SLOT(slotClose()));

    connect(txtWord, SIGNAL(textChanged(QString)), this, SLOT(slotWordTextChanged(QString)));
    connect(txtHint, SIGNAL(textChanged(QString)), this, SLOT(slotHintTextChanged(QString)));

    //Connect the name and description boxes to a general textChanged slot, so that we can keep track of
    //whether they've been changed or not
    connect(txtVocabName, SIGNAL(textChanged(QString)), this, SLOT(slotTextChanged(QString)));
    connect(txtDescription, SIGNAL(textChanged(QString)), this, SLOT(slotTextChanged(QString)));

    connect(lboxWords, SIGNAL(itemSelectionChanged()), this, SLOT(slotSelectionChanged()));

    //Has anything in the dialog changed?
    m_textChanged = false;
}

VocabEdit::~VocabEdit()
{
}

void VocabEdit::slotSave()
{
    KEduVocDocument *doc = new KEduVocDocument(this);
    doc->setTitle(txtVocabName->text());
    doc->setDocumentComment(txtDescription->text());
    KEduVocIdentifier id;
    doc->appendIdentifier(id);
    for(int i = 0; i < m_vocabList.size(); i++)
    {
        doc->lesson()->appendEntry(&m_vocabList[i]);
    }

    QString fileName = txtVocabName->text().toLower().remove(' ') + ".kvtml";
    doc->saveAs(KUrl::fromPath(KGlobal::dirs()->saveLocation("data", "kvtml/" + KanagramSettings::dataLanguage()) + fileName), KEduVocDocument::Automatic, "kanagram");

    VocabSettings *settings = (VocabSettings*)this->parentWidget();
    settings->refreshView();
        m_textChanged = false;
}

void VocabEdit::slotClose()
{
    //Has anything in the dialog changed?
    if(m_textChanged && lboxWords->count() > 0)
    {
        int code = KMessageBox::warningYesNo(this, i18n("Would you like to save your changes?"), i18n("Save Changes Dialog"));
        if(code == KMessageBox::Yes)
        {
            slotSave();
            close();
        }
        else
            close();
    }
    else
        close();
}

void VocabEdit::slotNewWord()
{
    lboxWords->addItem(i18n("New Item"));
    KEduVocExpression expr = KEduVocExpression();
    m_vocabList.append(expr);
        m_textChanged = true;
}

void VocabEdit::slotSelectionChanged()
{
    //A little hack to make things work right
    disconnect(txtWord, SIGNAL(textChanged(QString)), this, SLOT(slotWordTextChanged(QString)));
    disconnect(txtHint, SIGNAL(textChanged(QString)), this, SLOT(slotHintTextChanged(QString)));
    if(lboxWords->currentRow() >= 0)
    {
        txtWord->setText(m_vocabList[lboxWords->currentRow()].translation(0)->text());
        txtHint->setText(m_vocabList[lboxWords->currentRow()].translation(0)->comment());
    }
    connect(txtWord, SIGNAL(textChanged(QString)), this, SLOT(slotWordTextChanged(QString)));
    connect(txtHint, SIGNAL(textChanged(QString)), this, SLOT(slotHintTextChanged(QString)));
}

void VocabEdit::slotWordTextChanged(const QString &changes)
{
    //Make sure there actually is a currentRow()
    if(lboxWords->currentRow() != -1)
    {
        m_vocabList[lboxWords->currentRow()].setTranslation(0, changes);
        lboxWords->currentItem()->setText(changes);
    }
        m_textChanged = true;
}

void VocabEdit::slotHintTextChanged(const QString &changes)
{
    //Make sure there actually is a currentItem()
    if(lboxWords->currentRow() != -1)
        m_vocabList[lboxWords->currentRow()].translation(0)->setComment(changes);
        m_textChanged = true;
}

void VocabEdit::slotTextChanged(const QString &changes)
{
    //Make sure we know when text has been modified and not saved, so we
    //can notify the user
        m_textChanged = true;

    //Make gcc happy
    (void)changes;
}

void VocabEdit::slotRemoveWord()
{
    if (lboxWords->count()) {
        m_vocabList.erase(m_vocabList.begin() + lboxWords->currentRow());
        delete lboxWords->takeItem(lboxWords->currentRow());
    }

        m_textChanged = true;
}

#include "vocabedit.moc"