188 lines
4.4 KiB
C++
188 lines
4.4 KiB
C++
/*
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Copyright 2012-2013 Adam Reichold
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This file is part of qpdfview.
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qpdfview is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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qpdfview 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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You should have received a copy of the GNU General Public License
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along with qpdfview. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "annotationwidgets.h"
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#include <QAction>
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#include <QDesktopServices>
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#include <QFileDialog>
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#include <QGraphicsProxyWidget>
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#include <QMenu>
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#include <QMessageBox>
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#include <QMutex>
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#include <QUrl>
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#if QT_VERSION >= QT_VERSION_CHECK(5,0,0)
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#include <poppler-qt5.h>
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#else
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#include <poppler-qt4.h>
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#endif // QT_VERSION
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#include <poppler-annotation.h>
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#ifndef HAS_POPPLER_24
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#define LOCK_ANNOTATION QMutexLocker mutexLocker(m_mutex);
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#else
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#define LOCK_ANNOTATION
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#endif // HAS_POPPLER_24
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namespace
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{
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bool hideOnEscape(QWidget* widget, QKeyEvent* event)
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{
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if(event->key() == Qt::Key_Escape)
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{
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widget->hide();
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event->accept();
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return true;
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}
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return false;
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}
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} // anonymous
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namespace qpdfview
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{
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AnnotationWidget::AnnotationWidget(QMutex* mutex, Poppler::Annotation* annotation, QWidget* parent) : QPlainTextEdit(parent),
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m_mutex(mutex),
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m_annotation(annotation)
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{
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LOCK_ANNOTATION
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setTabChangesFocus(true);
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setPlainText(m_annotation->contents());
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connect(this, SIGNAL(textChanged()), SLOT(on_textChanged()));
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connect(this, SIGNAL(textChanged()), SIGNAL(wasModified()));
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moveCursor(QTextCursor::End);
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}
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void AnnotationWidget::keyPressEvent(QKeyEvent* event)
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{
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if(!hideOnEscape(this, event))
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{
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QPlainTextEdit::keyPressEvent(event);
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}
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}
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void AnnotationWidget::on_textChanged()
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{
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LOCK_ANNOTATION
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m_annotation->setContents(toPlainText());
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}
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FileAttachmentAnnotationWidget::FileAttachmentAnnotationWidget(QMutex* mutex, Poppler::FileAttachmentAnnotation* annotation, QWidget* parent) : QToolButton(parent),
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m_mutex(mutex),
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m_annotation(annotation)
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{
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m_menu = new QMenu(this);
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m_saveAction = m_menu->addAction(tr("Save..."));
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m_saveAndOpenAction = m_menu->addAction(tr("Save and open..."));
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setMenu(m_menu);
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setPopupMode(QToolButton::InstantPopup);
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setIcon(QIcon::fromTheme(QLatin1String("mail-attachment"), QIcon(QLatin1String(":icons/mail-attachment"))));
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connect(m_menu, SIGNAL(aboutToShow()), SLOT(on_aboutToShow()));
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connect(m_menu, SIGNAL(aboutToHide()), SLOT(on_aboutToHide()));
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connect(m_saveAction, SIGNAL(triggered()), SLOT(on_save_triggered()));
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connect(m_saveAndOpenAction, SIGNAL(triggered()), SLOT(on_saveAndOpen_triggered()));
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}
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void FileAttachmentAnnotationWidget::keyPressEvent(QKeyEvent *event)
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{
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if(!hideOnEscape(this, event))
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{
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QToolButton::keyPressEvent(event);
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}
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}
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void FileAttachmentAnnotationWidget::on_aboutToShow()
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{
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graphicsProxyWidget()->setZValue(1.0);
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}
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void FileAttachmentAnnotationWidget::on_aboutToHide()
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{
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graphicsProxyWidget()->setZValue(0.0);
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}
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void FileAttachmentAnnotationWidget::on_save_triggered()
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{
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save(false);
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}
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void FileAttachmentAnnotationWidget::on_saveAndOpen_triggered()
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{
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save(true);
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}
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void FileAttachmentAnnotationWidget::save(bool open)
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{
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LOCK_ANNOTATION
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Poppler::EmbeddedFile* embeddedFile = m_annotation->embeddedFile();
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QString filePath = QFileDialog::getSaveFileName(0, tr("Save file attachment"), embeddedFile->name());
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if(!filePath.isEmpty())
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{
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QFile file(filePath);
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if(file.open(QIODevice::WriteOnly | QIODevice::Truncate))
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{
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file.write(embeddedFile->data());
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file.close();
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if(open)
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{
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if(!QDesktopServices::openUrl(QUrl::fromLocalFile(filePath)))
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{
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QMessageBox::warning(0, tr("Warning"), tr("Could not open file attachment saved to '%1'.").arg(filePath));
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}
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}
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}
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else
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{
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QMessageBox::warning(0, tr("Warning"), tr("Could not save file attachment to '%1'.").arg(filePath));
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}
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}
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}
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} // qpdfview
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