okular/ui/embeddedfilesdialog.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Albert Astals Cid <aacid@kde.org>               *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  ***************************************************************************/
   9
  10 #include "embeddedfilesdialog.h"
  11
  12 #include <QAction>
  13 #include <QCursor>
  14 #include <QDateTime>
  15 #include <QMenu>
  16 #include <QTreeWidget>
  17
  18 #include <kglobal.h>
  19 #include <kicon.h>
  20 #include <klocale.h>
  21 #include <kmimetype.h>
  22 #include <kstandardguiitem.h>
  23
  24 #include "core/document.h"
  25 #include "guiutils.h"
  26
  27 Q_DECLARE_METATYPE( Okular::EmbeddedFile* )
  28
  29 static const int EmbeddedFileRole = Qt::UserRole + 100;
  30
  31 static QString dateToString( const QDateTime & date )
  32 {
  33         return date.isValid()
  34                 ? KGlobal::locale()->formatDateTime( date, KLocale::LongDate, true )
  35                 : i18nc( "Unknown date", "Unknown" );
  36 }
  37
  38 EmbeddedFilesDialog::EmbeddedFilesDialog(QWidget *parent, const Okular::Document *document) : KDialog(parent)
  39 {
  40         setCaption(i18nc("@title:window", "Embedded Files"));
  41         setButtons(Close | User1);
  42         setDefaultButton(Close);
  43         setButtonGuiItem(User1, KStandardGuiItem::save());
  44
  45         m_tw = new QTreeWidget(this);
  46         setMainWidget(m_tw);
  47         QStringList header;
  48         header.append(i18nc("@title:column", "Name"));
  49         header.append(i18nc("@title:column", "Description"));
  50         header.append(i18nc("@title:column", "Size"));
  51         header.append(i18nc("@title:column", "Created"));
  52         header.append(i18nc("@title:column", "Modified"));
  53         m_tw->setHeaderLabels(header);
  54         m_tw->setRootIsDecorated(false);
  55         m_tw->setSelectionMode(QAbstractItemView::ExtendedSelection);
  56         m_tw->setContextMenuPolicy(Qt::CustomContextMenu);
  57
  58         foreach(Okular::EmbeddedFile* ef, *document->embeddedFiles())
  59         {
  60                 QTreeWidgetItem *twi = new QTreeWidgetItem();
  61                 twi->setText(0, ef->name());
  62                 KMimeType::Ptr mime = KMimeType::findByPath( ef->name(), 0, true );
  63                 if (mime)
  64                 {
  65                         twi->setIcon(0, KIcon(mime->iconName()));
  66                 }
  67                 twi->setText(1, ef->description());
  68                 twi->setText(2, ef->size() <= 0 ? i18nc("Not available size", "N/A") : KGlobal::locale()->formatByteSize(ef->size()));
  69                 twi->setText(3, dateToString( ef->creationDate() ) );
  70                 twi->setText(4, dateToString( ef->modificationDate() ) );
  71                 twi->setData( 0, EmbeddedFileRole, qVariantFromValue( ef ) );
  72                 m_tw->addTopLevelItem(twi);
  73         }
  74         // Having filled the columns, it is nice to resize them to be able to read the contents
  75         for (int lv = 0; lv <  m_tw->columnCount(); ++lv) {
  76                 m_tw->resizeColumnToContents(lv);
  77         }
  78         // This is a bit dubious, but I'm not seeing a nice way to say "expand to fit contents"
  79         m_tw->setMinimumWidth(640);
  80         m_tw->updateGeometry();
  81
  82         connect(this, SIGNAL(user1Clicked()), this, SLOT(saveFile()));
  83         connect(m_tw, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(attachViewContextMenu(QPoint)));
  84 }
  85
  86 void EmbeddedFilesDialog::saveFile()
  87 {
  88         QList<QTreeWidgetItem *> selected = m_tw->selectedItems();
  89         foreach(QTreeWidgetItem *twi, selected)
  90         {
  91                 Okular::EmbeddedFile* ef = qvariant_cast< Okular::EmbeddedFile* >( twi->data( 0, EmbeddedFileRole ) );
  92                 saveFile(ef);
  93         }
  94 }
  95
  96 void EmbeddedFilesDialog::attachViewContextMenu( const QPoint& /*pos*/ )
  97 {
  98     QList<QTreeWidgetItem *> selected = m_tw->selectedItems();
  99     if ( selected.isEmpty() )
 100         return;
 101
 102     if ( selected.size() > 1 )
 103         return;
 104
 105     QMenu menu( this );
 106     QAction* saveAsAct = menu.addAction( KIcon( "document-save-as" ), i18nc( "@action:inmenu", "&Save As..." ) );
 107
 108     QAction* act = menu.exec( QCursor::pos() );
 109     if ( !act )
 110         return;
 111
 112     if ( act == saveAsAct )
 113     {
 114         Okular::EmbeddedFile* ef = qvariant_cast< Okular::EmbeddedFile* >( selected.at( 0 )->data( 0, EmbeddedFileRole ) );
 115         saveFile( ef );
 116     }
 117 }
 118
 119 void EmbeddedFilesDialog::saveFile( Okular::EmbeddedFile* ef )
 120 {
 121     GuiUtils::saveEmbeddedFile( ef, this );
 122 }
 123
 124 #include "embeddedfilesdialog.moc"