Viewer.cc

   1 // $Id$
   2 //
   3 // Copyright (C) 2010
   4 //     Stefan Bund <info@j32.de>
   5
   6 /** \file
   7     \brief Viewer non-inline non-template implementation */
   8
   9 #include "Viewer.hh"
  10 //#include "Viewer.ih"
  11
  12 // Custom includes
  13 #include <iostream>
  14 #include <QWebPluginFactory>
  15 #include "Publisher.hh"
  16 #ifdef POPPLER
  17 #include "PDFWidget.hh"
  18 #endif
  19 #include <QPrinter>
  20 #include <QPrintDialog>
  21 #include <QWebInspector>
  22
  23 //#include "Viewer.mpp"
  24 #define prefix_
  25 ///////////////////////////////cc.p////////////////////////////////////////
  26
  27 #ifdef POPPLER
  28
  29 namespace {
  30
  31     class PDFWebPluginFactory
  32         : public QWebPluginFactory
  33     {
  34     public:
  35         PDFWebPluginFactory(QNetworkAccessManager * manager, QObject * parent = 0);
  36
  37         QObject * create(QString const & mimeType, QUrl const & url,
  38                          QStringList const & argumentNames, QStringList const & argumentValues)
  39             const;
  40         QList<QWebPluginFactory::Plugin> plugins() const;
  41
  42     private:
  43         QNetworkAccessManager * manager_;
  44     };
  45
  46 }
  47
  48 prefix_ PDFWebPluginFactory::PDFWebPluginFactory(QNetworkAccessManager * manager,
  49                                                  QObject * parent)
  50     : QWebPluginFactory(parent), manager_ (manager)
  51 {}
  52
  53 prefix_ QObject * PDFWebPluginFactory::create(QString const & mimeType, QUrl const & url,
  54                                               QStringList const & argumentNames,
  55                                               QStringList const & argumentValues)
  56     const
  57 {
  58     if (mimeType == "application/pdf") {
  59         int idix (argumentNames.indexOf("id"));
  60         QString id;
  61         if (idix>0)
  62             id = argumentValues[idix];
  63         pykit::PDFWidget * plugin = new pykit::PDFWidget(
  64             id, manager_, dynamic_cast<QWidget*>(parent()));
  65         plugin->load(url);
  66         return plugin;
  67     }
  68     return 0;
  69 }
  70
  71 prefix_ QList<QWebPluginFactory::Plugin> PDFWebPluginFactory::plugins()
  72     const
  73 {
  74     QList<QWebPluginFactory::Plugin> plugins;
  75
  76     {
  77         QWebPluginFactory::Plugin plugin;
  78         plugin.name = "PDF viewer";
  79         plugin.description = "View PDF files";
  80         {
  81             QWebPluginFactory::MimeType mimeType;
  82             mimeType.name = "application/pdf";
  83             mimeType.description = "PDF file";
  84             plugin.mimeTypes += mimeType;
  85         }
  86         plugins += plugin;
  87     }
  88
  89     return plugins;
  90 }
  91
  92 #endif
  93
  94 ///////////////////////////////////////////////////////////////////////////
  95 // pykit::Viewer
  96
  97 prefix_ pykit::Viewer::Viewer(QUrl const & url, Publisher * publisher, QWidget * parent)
  98     : QWebView (parent)
  99 {
 100     QWebSettings::globalSettings()->setAttribute(QWebSettings::PluginsEnabled, true);
 101     if (! QWebSettings::globalSettings()->testAttribute(QWebSettings::DeveloperExtrasEnabled))
 102         setContextMenuPolicy(Qt::NoContextMenu);
 103     page()->setNetworkAccessManager(
 104         new InternalNetworkAccessManager(page()->networkAccessManager(), this, publisher));
 105 #ifdef POPPLER
 106     page()->setPluginFactory(new PDFWebPluginFactory (page()->networkAccessManager(), this));
 107 #endif
 108     connect(page(), SIGNAL(printRequested(QWebFrame*)), this, SLOT(printRequested()));
 109     load(url);
 110     inspector_ = new QWebInspector();
 111     inspector_->setPage(page());
 112 }
 113
 114 prefix_ pykit::Viewer::~Viewer()
 115 {
 116     if (inspector_)
 117         delete inspector_;
 118 }
 119
 120 prefix_ void pykit::Viewer::printRequested()
 121 {
 122     QPrinter printer;
 123     QPrintDialog printDialog(&printer, this);
 124     if (printDialog.exec() == QPrintDialog::Accepted) {
 125         print(&printer);
 126     }
 127 }
 128
 129 ///////////////////////////////cc.e////////////////////////////////////////
 130 #undef prefix_
 131 //#include "Viewer.mpp"
 132
 133 \f
 134 // Local Variables:
 135 // mode: c++
 136 // fill-column: 100
 137 // comment-column: 40
 138 // c-file-style: "j32"
 139 // indent-tabs-mode: nil
 140 // ispell-local-dictionary: "american"
 141 // compile-command: "scons -U"
 142 // End: