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/*
* This file is part of the KDE project
* Copyright (c) 2002 Patrick Julien <freak@codepimps.org>
* Copyright (c) 2007 Jan Hambrecht <jaham@gmx.net>
* Copyright (c) 2007 Sven Langkamp <sven.langkamp@gmail.com>
* Copyright (C) 2011 Srikanth Tiyyagura <srikanth.tulasiram@gmail.com>
* Copyright (c) 2011 José Luis Vergara <pentalis@gmail.com>
* Copyright (c) 2013 Sascha Suelzer <s.suelzer@gmail.com>
*
* 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 "KoTagChooserWidget.h"
#include <QDebug>
#include <QToolButton>
#include <QGridLayout>
#include <klocalizedstring.h>
#include <kcombobox.h>
#include <KoIcon.h>
#include "KoResourceItemChooserContextMenu.h"
#include "KoTagToolButton.h"
class Q_DECL_HIDDEN KoTagChooserWidget::Private
{
public:
KComboBox* comboBox;
KoTagToolButton* tagToolButton;
QList<QString> readOnlyTags;
QList<QString> tags;
};
KoTagChooserWidget::KoTagChooserWidget(QWidget* parent): QWidget(parent)
, d(new Private())
{
d->comboBox = new KComboBox(this);
d->comboBox->setToolTip(i18n("Tag"));
d->comboBox->setInsertPolicy(KComboBox::InsertAlphabetically);
d->comboBox->setSizePolicy(QSizePolicy::MinimumExpanding , QSizePolicy::Fixed );
QGridLayout* comboLayout = new QGridLayout(this);
comboLayout->addWidget(d->comboBox, 0, 0);
d->tagToolButton = new KoTagToolButton(this);
comboLayout->addWidget(d->tagToolButton, 0, 1);
comboLayout->setSpacing(0);
comboLayout->setMargin(0);
comboLayout->setColumnStretch(0, 3);
this->setEnabled(true);
clear();
connect(d->comboBox, SIGNAL(currentIndexChanged(QString)),
this, SIGNAL(tagChosen(QString)));
connect(d->tagToolButton, SIGNAL(popupMenuAboutToShow()),
this, SLOT(tagOptionsContextMenuAboutToShow()));
connect(d->tagToolButton, SIGNAL(newTagRequested(QString)),
this, SIGNAL(newTagRequested(QString)));
connect(d->tagToolButton, SIGNAL(deletionOfCurrentTagRequested()),
this, SLOT(contextDeleteCurrentTag()));
connect(d->tagToolButton, SIGNAL(renamingOfCurrentTagRequested(QString)),
this, SLOT(tagRenamingRequested(QString)));
connect(d->tagToolButton, SIGNAL(undeletionOfTagRequested(QString)),
this, SIGNAL(tagUndeletionRequested(QString)));
connect(d->tagToolButton, SIGNAL(purgingOfTagUndeleteListRequested()),
this, SIGNAL(tagUndeletionListPurgeRequested()));
}
KoTagChooserWidget::~KoTagChooserWidget()
{
delete d;
}
void KoTagChooserWidget::contextDeleteCurrentTag()
{
if (selectedTagIsReadOnly()) {
return;
}
emit tagDeletionRequested(currentlySelectedTag());
}
void KoTagChooserWidget::tagRenamingRequested(const QString& newName)
{
if (newName.isEmpty() || selectedTagIsReadOnly()) {
return;
}
emit tagRenamingRequested(currentlySelectedTag(), newName);
}
void KoTagChooserWidget::setUndeletionCandidate(const QString& tag)
{
d->tagToolButton->setUndeletionCandidate(tag);
}
void KoTagChooserWidget::setCurrentIndex(int index)
{
d->comboBox->setCurrentIndex(index);
}
int KoTagChooserWidget::findIndexOf(const QString &tagName)
{
return d->comboBox->findText(tagName);
}
void KoTagChooserWidget::addReadOnlyItem(const QString &tagName)
{
d->readOnlyTags.append(tagName);
}
void KoTagChooserWidget::insertItem(const QString &tagName)
{
QStringList tags = allTags();
tags.append(tagName);
tags.sort();
foreach (const QString &readOnlyTag, d->readOnlyTags) {
tags.prepend(readOnlyTag);
}
int index = tags.indexOf(tagName);
if (d->comboBox->findText(tagName) == -1) {
insertItemAt(index, tagName);
d->tags.append(tagName);
}
}
void KoTagChooserWidget::insertItemAt(int index, const QString &tag)
{
d->comboBox->insertItem(index,tag);
}
QString KoTagChooserWidget::currentlySelectedTag()
{
return d->comboBox->currentText();
}
QStringList KoTagChooserWidget::allTags()
{
return d->tags;
}
bool KoTagChooserWidget::selectedTagIsReadOnly()
{
return d->readOnlyTags.contains(d->comboBox->currentText()) ;
}
void KoTagChooserWidget::addItems(QStringList tagNames)
{
tagNames.sort();
QStringList items;
foreach(const QString & readOnlyTag, d->readOnlyTags) {
items.append(readOnlyTag);
}
items.append(tagNames);
d->tags.append(tagNames);
d->comboBox->addItems(items);
}
void KoTagChooserWidget::clear()
{
d->comboBox->clear();
}
void KoTagChooserWidget::removeItem(const QString &item)
{
int pos = d->comboBox->findText(item);
if (pos >= 0) {
d->comboBox->removeItem(pos);
}
}
void KoTagChooserWidget::tagOptionsContextMenuAboutToShow()
{
/* only enable the save button if the selected tag set is editable */
d->tagToolButton->readOnlyMode(selectedTagIsReadOnly());
emit popupMenuAboutToShow();
}
void KoTagChooserWidget::showTagToolButton(bool show)
{
d->tagToolButton->setVisible(show);
}
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