src/Gui/AttachmentView.h

   1 /* Copyright (C) 2006 - 2014 Jan Kundrát <jkt@flaska.net>
   2
   3    This file is part of the Trojita Qt IMAP e-mail client,
   4    http://trojita.flaska.net/
   5
   6    This program is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU General Public License as
   8    published by the Free Software Foundation; either version 2 of
   9    the License or (at your option) version 3 or any later version
  10    accepted by the membership of KDE e.V. (or its successor approved
  11    by the membership of KDE e.V.), which shall act as a proxy
  12    defined in Section 14 of version 3 of the license.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22 #ifndef ATTACHMENTVIEW_H
  23 #define ATTACHMENTVIEW_H
  24
  25 #include <QFrame>
  26 #include <QModelIndex>
  27 #include "Gui/AbstractPartWidget.h"
  28
  29 class QLabel;
  30 class QMenu;
  31 class QNetworkReply;
  32 class QPushButton;
  33 class QTemporaryFile;
  34 class QToolButton;
  35
  36 namespace Imap
  37 {
  38 namespace Network
  39 {
  40 class MsgPartNetAccessManager;
  41 }
  42 }
  43
  44 namespace Gui
  45 {
  46
  47 class MessageView;
  48
  49 /** @short Widget depicting an attachment
  50
  51   This widget provides a graphical representation about an e-mail attachment,
  52   that is, an interactive item which shows some basic information like the MIME
  53   type of the body part and the download button.  It also includes code for
  54   handling the actual download.
  55 */
  56 class AttachmentView : public QFrame, public AbstractPartWidget
  57 {
  58     Q_OBJECT
  59 public:
  60     AttachmentView(QWidget *parent, Imap::Network::MsgPartNetAccessManager *manager, const QModelIndex &m_partIndex,
  61                    MessageView *messageView, QWidget *contentWidget);
  62     virtual QString quoteMe() const;
  63     virtual void reloadContents();
  64 protected:
  65     virtual void mouseMoveEvent(QMouseEvent *event);
  66     virtual void mousePressEvent(QMouseEvent *event);
  67     virtual void paintEvent(QPaintEvent *event);
  68 private slots:
  69     void slotDownloadAttachment();
  70     void slotOpenAttachment();
  71
  72     void indicateHover();
  73     void openDownloadedAttachment();
  74     void slotFileNameRequestedOnOpen(QString *fileName);
  75     void slotFileNameRequested(QString *fileName);
  76     void enableDownloadAgain();
  77     void onOpenFailed();
  78     void updateShowHideAttachmentState();
  79     void showMenu();
  80     void showMenuOrPreview();
  81     void toggleIconCursor();
  82
  83 private:
  84     QPersistentModelIndex m_partIndex;
  85
  86     MessageView *m_messageView;
  87
  88     QAction *m_downloadAttachment;
  89     QAction *m_openAttachment;
  90     QAction *m_showHideAttachment;
  91     QMenu *m_menu;
  92     QToolButton *m_icon;
  93     QLabel *m_fileName;
  94
  95     Imap::Network::MsgPartNetAccessManager *m_netAccess;
  96
  97     QTemporaryFile *m_tmpFile;
  98     QWidget *m_contentWidget;
  99
 100     QPoint m_dragStartPos;
 101
 102     bool previewIsShown() const;
 103
 104     AttachmentView(const AttachmentView &); // don't implement
 105     AttachmentView &operator=(const AttachmentView &); // don't implement
 106 };
 107
 108 }
 109
 110 #endif // ATTACHMENTVIEW_H