src/Gui/MessageView.h

   1 /* Copyright (C) 2006 - 2016 Jan Kundrát <jkt@kde.org>
   2    Copyright (C) 2014 - 2015 Stephan Platz <trojita@paalsteek.de>
   3
   4    This file is part of the Trojita Qt IMAP e-mail client,
   5    http://trojita.flaska.net/
   6
   7    This program is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU General Public License as
   9    published by the Free Software Foundation; either version 2 of
  10    the License or (at your option) version 3 or any later version
  11    accepted by the membership of KDE e.V. (or its successor approved
  12    by the membership of KDE e.V.), which shall act as a proxy
  13    defined in Section 14 of version 3 of the license.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 */
  23 #ifndef VIEW_MESSAGEVIEW_H
  24 #define VIEW_MESSAGEVIEW_H
  25
  26 #include <QPersistentModelIndex>
  27 #include <QPointer>
  28 #include <QSet>
  29 #include <QWidget>
  30 #include "Composer/Recipients.h"
  31 #include "Gui/PartWalker.h"
  32 #include "Imap/Model/FavoriteTagsModel.h"
  33
  34 class QBoxLayout;
  35 class QLabel;
  36 class QLayout;
  37 class QSettings;
  38 class QStackedLayout;
  39 class QTimer;
  40 class QUrl;
  41 class QWebView;
  42
  43 namespace Cryptography {
  44 class MessageModel;
  45 }
  46
  47 namespace Imap {
  48 namespace Network {
  49 class MsgPartNetAccessManager;
  50 }
  51 namespace Message {
  52 class Envelope;
  53 }
  54 namespace Mailbox {
  55 class NetworkWatcher;
  56 }
  57 }
  58
  59 namespace Plugins {
  60 class PluginManager;
  61 }
  62
  63 namespace Gui {
  64
  65 class AbstractPartWidget;
  66 class EmbeddedWebView;
  67 class EnvelopeView;
  68 class MainWindow;
  69 class ExternalElementsWidget;
  70 class Spinner;
  71 class TagListWidget;
  72
  73
  74 /** @short Widget for displaying complete e-mail messages as available from the IMAP server
  75
  76   Widget which can render a regular message as exported by the Imap::Mailbox::Model model.
  77   Notably, this class will not render message/rfc822 MIME parts.
  78 */
  79 class MessageView : public QWidget
  80 {
  81     Q_OBJECT
  82 public:
  83     MessageView(QWidget *parent, QSettings *settings, Plugins::PluginManager *pluginManager,
  84             Imap::Mailbox::FavoriteTagsModel *m_favoriteTags);
  85     ~MessageView();
  86
  87     void setNetworkWatcher(Imap::Mailbox::NetworkWatcher *netWatcher);
  88     void reply(MainWindow *mainWindow, Composer::ReplyMode mode);
  89     void forward(MainWindow *mainWindow, const Composer::ForwardMode mode);
  90     QModelIndex currentMessage() const;
  91     Plugins::PluginManager *pluginManager() const;
  92     QSettings* profileSettings() const;
  93 public slots:
  94     void setMessage(const QModelIndex &index);
  95     void setEmpty();
  96     void setHomepageUrl(const QUrl &homepage);
  97     void stopAutoMarkAsRead();
  98     void zoomIn();
  99     void zoomOut();
 100     void zoomOriginal();
 101 protected:
 102     void showEvent(QShowEvent *se) override;
 103     /** @short Forwarded method to the bodyWidget() */
 104     void searchDialogRequested();
 105 private slots:
 106     void markAsRead();
 107     void externalsRequested(const QUrl &url);
 108     void enableExternalData();
 109     void newLabelAction(const QString &tag);
 110     void deleteLabelAction(const QString &tag);
 111     void partContextMenuRequested(const QPoint &point);
 112     void partLinkHovered(const QString &link, const QString &title, const QString &textContent);
 113     void triggerSearchDialogBy(EmbeddedWebView *w);
 114     void onWebViewLoadStarted();
 115     void onWebViewLoadFinished();
 116 signals:
 117     void messageChanged();
 118     void messageModelChanged(QAbstractItemModel *model);
 119     void linkHovered(const QString &url);
 120     void searchRequestedBy(EmbeddedWebView *webView);
 121     void transferError(const QString &errorString);
 122 private:
 123     bool eventFilter(QObject *object, QEvent *event) override;
 124     Imap::Message::Envelope envelope() const;
 125     QString quoteText() const;
 126     void showMessageNow();
 127     AbstractPartWidget *bodyWidget() const;
 128     void unsetPreviousMessage();
 129     void clearWaitingConns();
 130
 131     QStackedLayout *m_stack;
 132     QWebView *m_homePage;
 133
 134     QWidget *m_messageWidget;
 135     QBoxLayout *m_msgLayout;
 136     EnvelopeView *m_envelope;
 137     ExternalElementsWidget *externalElements;
 138     TagListWidget *tags;
 139     QPersistentModelIndex message;
 140     Cryptography::MessageModel *messageModel;
 141     Imap::Network::MsgPartNetAccessManager *netAccess;
 142     QPointer<Imap::Mailbox::NetworkWatcher> m_netWatcher;
 143     QTimer *markAsReadTimer;
 144     QWidget *m_bodyWidget;
 145     QAction *m_zoomIn, *m_zoomOut, *m_zoomOriginal;
 146     QAction *m_findAction;
 147
 148     std::unique_ptr<PartWidgetFactory> factory;
 149     Spinner *m_loadingSpinner;
 150     QSettings *m_settings;
 151     Plugins::PluginManager *m_pluginManager;
 152     QSet<QWebView*> m_loadingItems;
 153
 154     std::vector<QMetaObject::Connection> m_waitingMessageConns;
 155
 156     MessageView(const MessageView &); // don't implement
 157     MessageView &operator=(const MessageView &); // don't implement
 158
 159     friend class SimplePartWidget; // needs access to onWebViewLoadStarted/onWebViewLoadFinished
 160 };
 161
 162 }
 163
 164 #endif // VIEW_MESSAGEVIEW_H