src/Gui/PartWidget.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 GUI_PARTWIDGET_H
  23 #define GUI_PARTWIDGET_H
  24
  25 #include <QFrame>
  26 #include <QTabWidget>
  27
  28 #include "Gui/AbstractPartWidget.h"
  29 #include "Gui/MessageView.h"
  30 #include "Gui/PartWalker.h"
  31 #include "Gui/Spinner.h"
  32 #include "UiUtils/PartLoadingOptions.h"
  33
  34 class QModelIndex;
  35 class QPushButton;
  36
  37 namespace Gui
  38 {
  39
  40 /** @short Message quoting support for multipart/alternative MIME type */
  41 class MultipartAlternativeWidget: public QTabWidget, public AbstractPartWidget
  42 {
  43     Q_OBJECT
  44 public:
  45     MultipartAlternativeWidget(QWidget *parent, PartWidgetFactory *factory,
  46                                const QModelIndex &partIndex,
  47                                const int recursionDepth, const UiUtils::PartLoadingOptions options);
  48     virtual QString quoteMe() const override;
  49     virtual bool searchDialogRequested() override;
  50     virtual void reloadContents() override;
  51     virtual void zoomIn() override;
  52     virtual void zoomOut() override;
  53     virtual void zoomOriginal() override;
  54 protected:
  55     bool eventFilter(QObject *o, QEvent *e) override;
  56 };
  57
  58 /** @short Widget to display status information when processing message parts */
  59 class PartStatusWidget: public QFrame
  60 {
  61     Q_OBJECT
  62 public:
  63     explicit PartStatusWidget(QWidget *parent);
  64
  65     void showStatus(const QString &icon, const QString &status, const QString &details = QString());
  66
  67 protected slots:
  68     void showDetails();
  69
  70 private:
  71     QLabel *m_icon, *m_text, *m_details;
  72     QFrame *m_seperator;
  73     QPushButton *m_detailButton;
  74 };
  75
  76 /** @short Base class for handling parts where the structure of the chilren is not known yet */
  77 class AsynchronousPartWidget: public QFrame, public AbstractPartWidget
  78 {
  79     Q_OBJECT
  80 public:
  81     AsynchronousPartWidget(QWidget *parent, PartWidgetFactory *factory, const QModelIndex &partIndex, const int recursionDepth,
  82                            const UiUtils::PartLoadingOptions loadingOptions);
  83
  84 protected slots:
  85     void handleRowsInserted(const QModelIndex &parent, int first, int last);
  86     void handleLayoutChanged(const QList<QPersistentModelIndex> &parents);
  87     void handleError(const QModelIndex &parent, const QString &status, const QString &details);
  88     void handleDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
  89     virtual void updateStatusIndicator() = 0;
  90
  91 private:
  92     void buildWidgets();
  93
  94 protected:
  95     virtual QWidget *addingOneWidget(const QModelIndex &index, UiUtils::PartLoadingOptions options);
  96
  97     PartStatusWidget *m_statusWidget;
  98     PartWidgetFactory *m_factory;
  99     QPersistentModelIndex m_partIndex;
 100     const int m_recursionDepth;
 101     const UiUtils::PartLoadingOptions m_options;
 102 };
 103
 104 /** @short Widget for multipart/signed or multipart/encrypted MIME types */
 105 class MultipartSignedEncryptedWidget: public AsynchronousPartWidget
 106 {
 107     Q_OBJECT
 108 public:
 109     MultipartSignedEncryptedWidget(QWidget *parent, PartWidgetFactory *factory,
 110                                    const QModelIndex &partIndex, const int recursionDepth,
 111                                    const UiUtils::PartLoadingOptions loadingOptions);
 112     virtual QString quoteMe() const override;
 113     virtual bool searchDialogRequested() override;
 114     virtual void reloadContents() override;
 115     virtual void zoomIn() override;
 116     virtual void zoomOut() override;
 117     virtual void zoomOriginal() override;
 118 protected slots:
 119     virtual void updateStatusIndicator() override;
 120 protected:
 121     virtual QWidget *addingOneWidget(const QModelIndex &index, UiUtils::PartLoadingOptions options) override;
 122 };
 123
 124 /** @short Message quoting support for generic multipart/ * */
 125 class GenericMultipartWidget: public QWidget, public AbstractPartWidget
 126 {
 127     Q_OBJECT
 128 public:
 129     GenericMultipartWidget(QWidget *parent, PartWidgetFactory *factory,
 130                            const QModelIndex &partIndex, const int recursionDepth,
 131                            const UiUtils::PartLoadingOptions loadingOptions);
 132     virtual QString quoteMe() const override;
 133     virtual bool searchDialogRequested() override;
 134     virtual void reloadContents() override;
 135     virtual void zoomIn() override;
 136     virtual void zoomOut() override;
 137     virtual void zoomOriginal() override;
 138 };
 139
 140 /** @short Message quoting support for generic multipart/ * */
 141 class Message822Widget: public QWidget, public AbstractPartWidget
 142 {
 143     Q_OBJECT
 144 public:
 145     Message822Widget(QWidget *parent, PartWidgetFactory *factory,
 146                      const QModelIndex &partIndex, const int recursionDepth,
 147                      const UiUtils::PartLoadingOptions loadingOptions);
 148     virtual QString quoteMe() const override;
 149     virtual bool searchDialogRequested() override;
 150     virtual void reloadContents() override;
 151     virtual void zoomIn() override;
 152     virtual void zoomOut() override;
 153     virtual void zoomOriginal() override;
 154 };
 155
 156
 157 }
 158
 159 #endif // GUI_PARTWIDGET_H