X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fqtui.h;h=843da074ced87bae1a3f04763896d4bd9e5f6054;hp=437cc1530fa9734f9c98d766707e33e94144cdb0;hb=52209badc8e769e50aa3019b63689dda0e79e9d0;hpb=7582ce11d6fb8b5123f7ac4794c57e981a634e93

diff --git a/src/qtui/qtui.h b/src/qtui/qtui.h
index 437cc153..843da074 100644
--- a/src/qtui/qtui.h
+++ b/src/qtui/qtui.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-2010 by the Quassel Project                        *
+ *   Copyright (C) 2005-2019 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -15,15 +15,22 @@
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
-#ifndef QTUI_H
-#define QTUI_H
+#pragma once
 
-#include "graphicalui.h"
+#include <memory>
+#include <tuple>
+#include <vector>
+
+#include <QList>
+#include <QObject>
+#include <QString>
+#include <QTemporaryDir>
 
 #include "abstractnotificationbackend.h"
+#include "graphicalui.h"
 #include "qtuistyle.h"
 
 class MainWin;
@@ -34,61 +41,109 @@ class QtUiMessageProcessor;
 /** This is basically a wrapper around MainWin, which is necessary because we cannot derive MainWin
  *  from both QMainWindow and AbstractUi (because of multiple inheritance of QObject).
  */
-class QtUi : public GraphicalUi {
-  Q_OBJECT
+class QtUi : public GraphicalUi
+{
+    Q_OBJECT
 
 public:
-  QtUi();
-  ~QtUi();
-
-  MessageModel *createMessageModel(QObject *parent);
-  AbstractMessageProcessor *createMessageProcessor(QObject *parent);
+    QtUi();
+    ~QtUi() override;
+
+    MessageModel* createMessageModel(QObject* parent) override;
+    AbstractMessageProcessor* createMessageProcessor(QObject* parent) override;
+
+    static QtUi* instance();
+    inline static QtUiStyle* style();
+    inline static MainWin* mainWindow();
+
+    QString debugLog() const;
+
+    static bool haveSystemTray();
+
+    /* Notifications */
+
+    static void registerNotificationBackend(AbstractNotificationBackend*);
+    static void unregisterNotificationBackend(AbstractNotificationBackend*);
+    static void unregisterAllNotificationBackends();
+    static const QList<AbstractNotificationBackend*>& notificationBackends();
+    static const QList<AbstractNotificationBackend::Notification>& activeNotifications();
+
+    /**
+     * Determine available fallback icon themes.
+     *
+     * @returns The list of supported fallback themes (Breeze (Dark), Oxygen) that are available on the system
+     */
+    std::vector<std::pair<QString, QString>> availableIconThemes() const;
+
+    /**
+     * Determine the system icon theme set when Quassel was started.
+     *
+     * This property stores the icon theme initially configured in Qt when starting up (may be empty on platforms
+     * not supporting system icon themes). If the --icontheme option is given, uses that.
+     *
+     * Since Qt does not support notifications on theme changes, this property will not be updated when the theme
+     * changes at runtime.
+     *
+     * @returns The system icon theme at startup time
+     */
+    QString systemIconTheme() const;
 
-  inline static QtUi *instance();
-  inline static QtUiStyle *style();
-  inline static MainWin *mainWindow();
-
-  static bool haveSystemTray();
+public slots:
+    void init() override;
 
-  /* Notifications */
+    uint invokeNotification(BufferId bufId, AbstractNotificationBackend::NotificationType type, const QString& sender, const QString& text);
+    void closeNotification(uint notificationId);
+    void closeNotifications(BufferId bufferId = BufferId());
 
-  static void registerNotificationBackend(AbstractNotificationBackend *);
-  static void unregisterNotificationBackend(AbstractNotificationBackend *);
-  static void unregisterAllNotificationBackends();
-  static const QList<AbstractNotificationBackend *> &notificationBackends();
-  static const QList<AbstractNotificationBackend::Notification> &activeNotifications();
+    /**
+     * Refresh the current icon theme.
+     *
+     * @note This will not detect changes in the system icon theme, so if that changes, a client restart
+     *       is required for icons to work correctly.
+     */
+    void refreshIconTheme();
 
-public slots:
-  virtual void init();
-
-  uint invokeNotification(BufferId bufId, AbstractNotificationBackend::NotificationType type, const QString &sender, const QString &text);
-  void closeNotification(uint notificationId);
-  void closeNotifications(BufferId bufferId = BufferId());
+signals:
+    void iconThemeRefreshed();
 
 protected slots:
-  void connectedToCore();
-  void disconnectedFromCore();
-  void notificationActivated(uint notificationId);
-  void bufferMarkedAsRead(BufferId);
+    void connectedToCore() override;
+    void disconnectedFromCore() override;
+    void notificationActivated(uint notificationId);
+    void bufferMarkedAsRead(BufferId);
 
 protected:
-  virtual void minimizeRestore(bool show);
-  virtual bool isHidingMainWidgetAllowed() const;
+    void minimizeRestore(bool show) override;
+    bool isHidingMainWidgetAllowed() const override;
 
 private slots:
-  void useSystemTrayChanged(const QVariant &);
+    void useSystemTrayChanged(const QVariant&);
+
+private:
+    /**
+     * Sets up icon theme handling.
+     */
+    void setupIconTheme();
 
 private:
-  static QtUi *_instance;
-  static MainWin *_mainWin;
-  static QList<AbstractNotificationBackend *> _notificationBackends;
-  static QList<AbstractNotificationBackend::Notification> _notifications;
+    static QList<AbstractNotificationBackend*> _notificationBackends;
+    static QList<AbstractNotificationBackend::Notification> _notifications;
+
+    std::unique_ptr<MainWin> _mainWin;
+
+    QString _systemIconTheme;
+
+    std::unique_ptr<QTemporaryDir> _dummyThemeDir;
 
-  bool _useSystemTray;
+    bool _useSystemTray;
 };
 
-QtUi *QtUi::instance() { return _instance ? _instance : new QtUi(); }
-QtUiStyle *QtUi::style() { return qobject_cast<QtUiStyle*>(uiStyle()); }
-MainWin *QtUi::mainWindow() { return _mainWin; }
+QtUiStyle* QtUi::style()
+{
+    return qobject_cast<QtUiStyle*>(uiStyle());
+}
 
-#endif
+MainWin* QtUi::mainWindow()
+{
+    return instance()->_mainWin.get();
+}