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251 lines
7.3 KiB
251 lines
7.3 KiB
/* ============================================================
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*
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* This file is a part of kipi-plugins project
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* http://www.kipi-plugins.org
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*
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* Date : 2006-10-15
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* Description : IPTC keywords settings page.
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*
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* Copyright (C) 2006-2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* ============================================================ */
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// QT includes.
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#include <tqlayout.h>
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#include <tqlabel.h>
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#include <tqwhatsthis.h>
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#include <tqvalidator.h>
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#include <tqcheckbox.h>
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#include <tqpushbutton.h>
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// KDE includes.
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#include <tdelocale.h>
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#include <kdialog.h>
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#include <tdelistbox.h>
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#include <klineedit.h>
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#include <kactivelabel.h>
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#include <kiconloader.h>
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// LibKExiv2 includes.
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#include <libkexiv2/kexiv2.h>
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// Local includes.
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#include "iptckeywords.h"
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#include "iptckeywords.moc"
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namespace KIPIMetadataEditPlugin
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{
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class IPTCKeywordsPriv
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{
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public:
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IPTCKeywordsPriv()
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{
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addKeywordButton = 0;
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delKeywordButton = 0;
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keywordsBox = 0;
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keywordsCheck = 0;
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keywordEdit = 0;
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}
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TQStringList oldKeywords;
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TQPushButton *addKeywordButton;
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TQPushButton *delKeywordButton;
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TQCheckBox *keywordsCheck;
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KLineEdit *keywordEdit;
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TDEListBox *keywordsBox;
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};
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IPTCKeywords::IPTCKeywords(TQWidget* parent)
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: TQWidget(parent)
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{
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d = new IPTCKeywordsPriv;
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TQGridLayout *grid = new TQGridLayout(parent, 5, 2, 0, KDialog::spacingHint());
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grid->setAlignment( TQt::AlignTop );
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// IPTC only accept printable Ascii char.
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TQRegExp asciiRx("[\x20-\x7F]+$");
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TQValidator *asciiValidator = new TQRegExpValidator(asciiRx, this);
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// --------------------------------------------------------
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d->keywordsCheck = new TQCheckBox(i18n("Use information retrieval words:"), parent);
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d->keywordEdit = new KLineEdit(parent);
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d->keywordEdit->setValidator(asciiValidator);
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d->keywordEdit->setMaxLength(64);
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TQWhatsThis::add(d->keywordEdit, i18n("<p>Enter here a new keyword. "
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"This field is limited to 64 ASCII characters."));
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d->keywordsBox = new TDEListBox(parent);
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d->keywordsBox->setVScrollBarMode(TQScrollView::AlwaysOn);
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d->addKeywordButton = new TQPushButton( i18n("&Add"), parent);
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d->delKeywordButton = new TQPushButton( i18n("&Delete"), parent);
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d->addKeywordButton->setIconSet(SmallIcon("add"));
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d->delKeywordButton->setIconSet(SmallIcon("remove"));
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d->delKeywordButton->setEnabled(false);
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grid->addMultiCellWidget(d->keywordsCheck, 0, 0, 0, 1);
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grid->addMultiCellWidget(d->keywordEdit, 1, 1, 0, 0);
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grid->addMultiCellWidget(d->keywordsBox, 2, 5, 0, 0);
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grid->addMultiCellWidget(d->addKeywordButton, 2, 2, 1, 1);
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grid->addMultiCellWidget(d->delKeywordButton, 3, 3, 1, 1);
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// --------------------------------------------------------
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KActiveLabel *note = new KActiveLabel(i18n("<b>Note: "
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"<b><a href='http://en.wikipedia.org/wiki/IPTC'>IPTC</a></b> "
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"text tags only support the printable "
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"<b><a href='http://en.wikipedia.org/wiki/Ascii'>ASCII</a></b> "
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"characters set and limit strings size. "
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"Use contextual help for details.</b>"), parent);
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note->setMaximumWidth(150);
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grid->addMultiCellWidget(note, 4, 4, 1, 1);
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grid->setColStretch(0, 10);
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grid->setRowStretch(5, 10);
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// --------------------------------------------------------
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connect(d->keywordsBox, TQ_SIGNAL(selectionChanged()),
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this, TQ_SLOT(slotKeywordSelectionChanged()));
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connect(d->addKeywordButton, TQ_SIGNAL(clicked()),
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this, TQ_SLOT(slotAddKeyword()));
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connect(d->delKeywordButton, TQ_SIGNAL(clicked()),
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this, TQ_SLOT(slotDelKeyword()));
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// --------------------------------------------------------
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connect(d->keywordsCheck, TQ_SIGNAL(toggled(bool)),
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d->keywordEdit, TQ_SLOT(setEnabled(bool)));
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connect(d->keywordsCheck, TQ_SIGNAL(toggled(bool)),
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d->keywordsBox, TQ_SLOT(setEnabled(bool)));
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connect(d->keywordsCheck, TQ_SIGNAL(toggled(bool)),
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d->addKeywordButton, TQ_SLOT(setEnabled(bool)));
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connect(d->keywordsCheck, TQ_SIGNAL(toggled(bool)),
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d->delKeywordButton, TQ_SLOT(setEnabled(bool)));
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// --------------------------------------------------------
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connect(d->keywordsCheck, TQ_SIGNAL(toggled(bool)),
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this, TQ_SIGNAL(signalModified()));
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connect(d->addKeywordButton, TQ_SIGNAL(clicked()),
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this, TQ_SIGNAL(signalModified()));
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connect(d->delKeywordButton, TQ_SIGNAL(clicked()),
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this, TQ_SIGNAL(signalModified()));
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}
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IPTCKeywords::~IPTCKeywords()
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{
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delete d;
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}
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void IPTCKeywords::slotDelKeyword()
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{
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int index = d->keywordsBox->currentItem();
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if (index == -1)
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return;
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TQListBoxItem* item = d->keywordsBox->item(index);
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if (!item) return;
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delete item;
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}
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void IPTCKeywords::slotKeywordSelectionChanged()
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{
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if (d->keywordsBox->currentItem() != -1)
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d->delKeywordButton->setEnabled(true);
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else
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d->delKeywordButton->setEnabled(false);
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}
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void IPTCKeywords::slotAddKeyword()
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{
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TQString newKeyword = d->keywordEdit->text();
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if (newKeyword.isEmpty()) return;
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bool found = false;
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for (TQListBoxItem *item = d->keywordsBox->firstItem();
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item; item = item->next())
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{
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if (newKeyword == item->text())
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{
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found = true;
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break;
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}
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}
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if (!found)
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d->keywordsBox->insertItem(newKeyword);
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}
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void IPTCKeywords::readMetadata(TQByteArray& iptcData)
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{
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blockSignals(true);
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KExiv2Iface::KExiv2 exiv2Iface;
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exiv2Iface.setIptc(iptcData);
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d->oldKeywords = exiv2Iface.getImageKeywords();
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d->keywordsBox->clear();
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d->keywordsCheck->setChecked(false);
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if (!d->oldKeywords.isEmpty())
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{
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d->keywordsBox->insertStringList(d->oldKeywords);
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d->keywordsCheck->setChecked(true);
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}
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d->keywordEdit->setEnabled(d->keywordsCheck->isChecked());
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d->keywordsBox->setEnabled(d->keywordsCheck->isChecked());
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d->addKeywordButton->setEnabled(d->keywordsCheck->isChecked());
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d->delKeywordButton->setEnabled(d->keywordsCheck->isChecked());
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blockSignals(false);
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}
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void IPTCKeywords::applyMetadata(TQByteArray& iptcData)
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{
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KExiv2Iface::KExiv2 exiv2Iface;
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exiv2Iface.setIptc(iptcData);
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TQStringList newKeywords;
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for (TQListBoxItem *item = d->keywordsBox->firstItem();
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item; item = item->next())
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newKeywords.append(item->text());
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if (d->keywordsCheck->isChecked())
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exiv2Iface.setImageKeywords(d->oldKeywords, newKeywords);
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else
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exiv2Iface.setImageKeywords(d->oldKeywords, TQStringList());
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iptcData = exiv2Iface.getIptc();
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}
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} // namespace KIPIMetadataEditPlugin
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