okular/part/pagesizelabel.cpp

0001 /*
0002     SPDX-FileCopyrightText: 2006 Albert Astals Cid <aacid@kde.org>
0003
0004     SPDX-License-Identifier: GPL-2.0-or-later
0005 */
0006
0007 #include "pagesizelabel.h"
0008
0009 #include "core/document.h"
0010
0011 PageSizeLabel::PageSizeLabel(QWidget *parent, Okular::Document *document)
0012     : KSqueezedTextLabel(parent)
0013     , m_document(document)
0014 {
0015     setAlignment(Qt::AlignRight);
0016 }
0017
0018 PageSizeLabel::~PageSizeLabel()
0019 {
0020     m_document->removeObserver(this);
0021 }
0022
0023 void PageSizeLabel::notifyCurrentPageChanged(int previousPage, int currentPage)
0024 {
0025     Q_UNUSED(previousPage)
0026
0027     // if the document is opened
0028     if (m_document->pages() > 0 && !m_document->allPagesSize().isValid()) {
0029         setText(m_document->pageSizeString(currentPage));
0030     }
0031 }
0032
0033 #include "moc_pagesizelabel.cpp"