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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/

/**************************************************************************
*   Copyright (C) 2008 by Franz Schmid                                    *
*   franz.schmid@altmuehlnet.de                                           *
*                                                                         *
*   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.,                                       *
*   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
***************************************************************************/


#include "replacecolors.h"
#include "replaceonecolor.h"
#include "commonstrings.h"
#include "util_icon.h"
#include <QHeaderView>

replaceColorsDialog::replaceColorsDialog(QWidget* parent, ColorList &colorList, ColorList &colorListUsed) : QDialog(parent)
{
        setupUi(this);
        setModal(true);
        setWindowIcon(QIcon(loadIcon ( "AppIcon.png" )));
        EditColors = colorList;
        UsedColors = colorListUsed;
        selectedRow = -1;
        replaceMap.clear();
        replacementTable->horizontalHeader()->setMovable(false);
        replacementTable->horizontalHeader()->setClickable(false);
        replacementTable->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
        replacementTable->setHorizontalHeaderItem(0, new QTableWidgetItem( tr("Original")));
        replacementTable->setHorizontalHeaderItem(1, new QTableWidgetItem( tr("Replacement")));
        replacementTable->verticalHeader()->setMovable(false);
        replacementTable->verticalHeader()->setResizeMode(QHeaderView::Fixed);
        replacementTable->verticalHeader()->hide();
        updateReplacementTable();
        removeButton->setEnabled(false);
        connect(addButton, SIGNAL(clicked()), this, SLOT(addColor()));
        connect(replacementTable, SIGNAL(cellClicked(int, int)), this, SLOT(selReplacement(int)));
        connect(removeButton, SIGNAL(clicked()), this, SLOT(delReplacement()));
}

void replaceColorsDialog::addColor()
{
        replaceColorDialog *dia = new replaceColorDialog(this, EditColors, UsedColors);
        if (dia->exec())
        {
                QString orig = dia->getOriginalColor();
                if (orig == CommonStrings::tr_NoneColor)
                        orig = CommonStrings::None;
                QString repl = dia->getReplacementColor();
                if (repl == CommonStrings::tr_NoneColor)
                        repl = CommonStrings::None;
                if (replaceMap.values().contains(orig))
                {
                        QMap<QString,QString>::Iterator it;
                        for (it = replaceMap.begin(); it != replaceMap.end(); ++it)
                        {
                                if (it.value() == orig)
                                        it.value() = repl;
                        }
                }
                replaceMap.insert(orig, repl);
                updateReplacementTable();
        }
        delete dia;
}

void replaceColorsDialog::selReplacement(int sel)
{
        selectedRow = sel;
        removeButton->setEnabled(true);
}

void replaceColorsDialog::delReplacement()
{
        if (selectedRow > -1)
        {
                replaceMap.remove(replacementTable->item(selectedRow, 0)->text());
                replacementTable->removeRow(selectedRow);
                selectedRow = -1;
                removeButton->setEnabled(false);
        }
}

void replaceColorsDialog::updateReplacementTable()
{
        replacementTable->clearContents();
        replacementTable->setRowCount(0);
        selectedRow = -1;
        removeButton->setEnabled(false);
        if (replaceMap.count() > 0)
        {
                replacementTable->setRowCount(replaceMap.count());
                int row = 0;
                QMap<QString,QString>::Iterator it;
                for (it = replaceMap.begin(); it != replaceMap.end(); ++it)
                {
                        QTableWidgetItem *tW = new QTableWidgetItem(it.key());
                        tW->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
                        replacementTable->setItem(row, 0, tW);
                        QTableWidgetItem *tW2 = new QTableWidgetItem(it.value());
                        tW->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
                        replacementTable->setItem(row, 1, tW2);
                        row++;
                }
        }
}