kget/ui/nepomukwidget.cpp

   1 /* This file is part of the KDE project
   2
   3    Copyright (C) 2008 Lukas Appelhans <l.appelhans@gmx.de>
   4
   5    This program is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU General Public
   7    License as published by the Free Software Foundation; either
   8    version 2 of the License, or (at your option) any later version.
   9 */
  10 #include "nepomukwidget.h"
  11
  12 #include "core/nepomukhandler.h"
  13 #include "core/transferhandler.h"
  14 #include <nepomuk/kratingwidget.h>
  15 #include <nepomuk/kmetadatatagcloud.h>
  16 #include <KAction>
  17 #include <KMenu>
  18 #include <KLocale>
  19 #include <QVBoxLayout>
  20
  21 NepomukWidget::NepomukWidget(TransferHandler *transfer, QWidget *parent)
  22   : QWidget(parent),
  23     m_transfer(transfer),
  24     m_nepHandler(m_transfer->nepomukHandler()),
  25     m_currentTag(QString())
  26 {
  27     if (!m_nepHandler)
  28         return;
  29
  30     QVBoxLayout *layout = new QVBoxLayout(this);
  31     KRatingWidget *ratingWidget = new KRatingWidget(this);
  32     ratingWidget->setRating(m_nepHandler->rating());
  33     layout->addWidget(ratingWidget);
  34     Nepomuk::TagCloud *tags = new Nepomuk::TagCloud(this);
  35     foreach (QString string, m_nepHandler->tags())
  36         tags->addTag(string, 4);
  37
  38     layout->addWidget(tags);
  39     connect(ratingWidget, SIGNAL(ratingChanged(int rating)), m_nepHandler, SLOT(setRating(int)));
  40     connect(tags, SIGNAL(tagClicked(const QString&)), SLOT(showTagContextMenu(const QString&)));
  41 }
  42
  43 NepomukWidget::~NepomukWidget()
  44 {
  45 }
  46
  47 QWidget * NepomukWidget::createNepomukWidget(TransferHandler *transfer)
  48 {
  49     return new NepomukWidget(transfer, 0);
  50 }
  51
  52 void NepomukWidget::showTagContextMenu(const QString& tag)
  53 {
  54     m_currentTag = tag;
  55     KMenu *popup = new KMenu(this);
  56     QAction *removeAction = popup->addAction(KIcon("list-remove"), i18n("Remove Tag"));
  57     connect(removeAction, SIGNAL(triggered()), SLOT(removeCurrentTag()));
  58     popup->popup(QCursor::pos());
  59 }
  60
  61 void NepomukWidget::removeCurrentTag()
  62 {
  63     m_nepHandler->removeTag(m_currentTag);
  64 }
  65
  66 #include "nepomukwidget.moc"