X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fqtui.cpp;h=d899ba8e5858e1422843d1320ea72e896eb6db51;hp=14597604a86df829faad242f1b683a09b54c5b48;hb=932ab289c1482a8069cc320a16aca9216058523a;hpb=2ab3040da0e42f4afdd282e34f0d8b089020a73d

diff --git a/src/qtui/qtui.cpp b/src/qtui/qtui.cpp
index 14597604..d899ba8e 100644
--- a/src/qtui/qtui.cpp
+++ b/src/qtui/qtui.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-08 by the Quassel Project                          *
+ *   Copyright (C) 2005-2018 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -15,83 +15,397 @@
  *   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.         *
  ***************************************************************************/
 
 #include "qtui.h"
 
-#include "actioncollection.h"
+#include <QApplication>
+#include <QFile>
+#include <QFileInfo>
+#include <QIcon>
+#include <QStringList>
+
+#include "abstractnotificationbackend.h"
+#include "buffermodel.h"
 #include "chatlinemodel.h"
+#include "contextmenuactionprovider.h"
+#include "icon.h"
 #include "mainwin.h"
-#include "abstractnotificationbackend.h"
 #include "qtuimessageprocessor.h"
+#include "qtuisettings.h"
 #include "qtuistyle.h"
+#include "systemtray.h"
+#include "toolbaractionprovider.h"
 #include "types.h"
-#include "uisettings.h"
 #include "util.h"
 
-ActionCollection *QtUi::_actionCollection = 0;
-QSet<AbstractNotificationBackend *> QtUi::_notificationBackends;
-QtUiStyle *QtUi::_style = 0;
+QtUi *QtUi::_instance = nullptr;
+MainWin *QtUi::_mainWin = nullptr;
+QList<AbstractNotificationBackend *> QtUi::_notificationBackends;
+QList<AbstractNotificationBackend::Notification> QtUi::_notifications;
+
+QtUi::QtUi()
+    : GraphicalUi()
+    , _systemIconTheme{QIcon::themeName()}
+{
+    if (_instance != nullptr) {
+        qWarning() << "QtUi has been instantiated again!";
+        return;
+    }
+    _instance = this;
+
+    if (Quassel::isOptionSet("icontheme")) {
+        _systemIconTheme = Quassel::optionValue("icontheme");
+        QIcon::setThemeName(_systemIconTheme);
+    }
+
+    QtUiSettings uiSettings;
+    Quassel::loadTranslation(uiSettings.value("Locale", QLocale::system()).value<QLocale>());
+
+    setupIconTheme();
+
+    QApplication::setWindowIcon(icon::get("quassel"));
+
+    setContextMenuActionProvider(new ContextMenuActionProvider(this));
+    setToolBarActionProvider(new ToolBarActionProvider(this));
+
+    setUiStyle(new QtUiStyle(this));
+    _mainWin = new MainWin();
+
+    setMainWidget(_mainWin);
+
+    connect(_mainWin, SIGNAL(connectToCore(const QVariantMap &)), this, SIGNAL(connectToCore(const QVariantMap &)));
+    connect(_mainWin, SIGNAL(disconnectFromCore()), this, SIGNAL(disconnectFromCore()));
+    connect(Client::instance(), SIGNAL(bufferMarkedAsRead(BufferId)), SLOT(closeNotifications(BufferId)));
+}
+
+
+QtUi::~QtUi()
+{
+    unregisterAllNotificationBackends();
+    delete _mainWin;
+    _mainWin = nullptr;
+    _instance = nullptr;
+}
+
+
+void QtUi::init()
+{
+    _mainWin->init();
+    QtUiSettings uiSettings;
+    uiSettings.initAndNotify("UseSystemTrayIcon", this, SLOT(useSystemTrayChanged(QVariant)), true);
+
+    GraphicalUi::init(); // needs to be called after the mainWin is initialized
+}
+
+
+MessageModel *QtUi::createMessageModel(QObject *parent)
+{
+    return new ChatLineModel(parent);
+}
+
+
+AbstractMessageProcessor *QtUi::createMessageProcessor(QObject *parent)
+{
+    return new QtUiMessageProcessor(parent);
+}
+
+
+void QtUi::connectedToCore()
+{
+    _mainWin->connectedToCore();
+}
+
+
+void QtUi::disconnectedFromCore()
+{
+    _mainWin->disconnectedFromCore();
+    GraphicalUi::disconnectedFromCore();
+}
+
+
+void QtUi::useSystemTrayChanged(const QVariant &v)
+{
+    _useSystemTray = v.toBool();
+    SystemTray *tray = mainWindow()->systemTray();
+    if (_useSystemTray) {
+        if (tray->isSystemTrayAvailable())
+            tray->setVisible(true);
+    }
+    else {
+        if (tray->isSystemTrayAvailable() && mainWindow()->isVisible())
+            tray->setVisible(false);
+    }
+}
+
+
+bool QtUi::haveSystemTray()
+{
+    return mainWindow()->systemTray()->isSystemTrayAvailable() && instance()->_useSystemTray;
+}
 
-QtUi::QtUi() : AbstractUi() {
-  if(_style != 0) {
-    qWarning() << "QtUi has been instantiated again!";
-    return;
-  }
-  _actionCollection = new ActionCollection(this);
 
-  UiSettings uiSettings;
-  loadTranslation(uiSettings.value("Locale", QLocale::system()).value<QLocale>());
+bool QtUi::isHidingMainWidgetAllowed() const
+{
+    return haveSystemTray();
+}
 
-  mainWin = new MainWin();
-  _style = new QtUiStyle;
 
-  connect(mainWin, SIGNAL(connectToCore(const QVariantMap &)), this, SIGNAL(connectToCore(const QVariantMap &)));
-  connect(mainWin, SIGNAL(disconnectFromCore()), this, SIGNAL(disconnectFromCore()));
+void QtUi::minimizeRestore(bool show)
+{
+    SystemTray *tray = mainWindow()->systemTray();
+    if (show) {
+        if (tray && !_useSystemTray)
+            tray->setVisible(false);
+    }
+    else {
+        if (tray && _useSystemTray)
+            tray->setVisible(true);
+    }
+    GraphicalUi::minimizeRestore(show);
 }
 
-QtUi::~QtUi() {
-  unregisterAllNotificationBackends();
-  delete _style;
-  delete mainWin;
+
+void QtUi::registerNotificationBackend(AbstractNotificationBackend *backend)
+{
+    if (!_notificationBackends.contains(backend)) {
+        _notificationBackends.append(backend);
+        instance()->connect(backend, SIGNAL(activated(uint)), SLOT(notificationActivated(uint)));
+    }
 }
 
-void QtUi::init() {
-  mainWin->init();
+
+void QtUi::unregisterNotificationBackend(AbstractNotificationBackend *backend)
+{
+    _notificationBackends.removeAll(backend);
 }
 
-MessageModel *QtUi::createMessageModel(QObject *parent) {
-  return new ChatLineModel(parent);
+
+void QtUi::unregisterAllNotificationBackends()
+{
+    _notificationBackends.clear();
 }
 
-AbstractMessageProcessor *QtUi::createMessageProcessor(QObject *parent) {
-  return new QtUiMessageProcessor(parent);
+
+const QList<AbstractNotificationBackend *> &QtUi::notificationBackends()
+{
+    return _notificationBackends;
 }
 
-void QtUi::connectedToCore() {
-  mainWin->connectedToCore();
+
+uint QtUi::invokeNotification(BufferId bufId, AbstractNotificationBackend::NotificationType type, const QString &sender, const QString &text)
+{
+    static int notificationId = 0;
+
+    AbstractNotificationBackend::Notification notification(++notificationId, bufId, type, sender, text);
+    _notifications.append(notification);
+    foreach(AbstractNotificationBackend *backend, _notificationBackends)
+    backend->notify(notification);
+    return notificationId;
 }
 
-void QtUi::disconnectedFromCore() {
-  mainWin->disconnectedFromCore();
+
+void QtUi::closeNotification(uint notificationId)
+{
+    QList<AbstractNotificationBackend::Notification>::iterator i = _notifications.begin();
+    while (i != _notifications.end()) {
+        if (i->notificationId == notificationId) {
+            foreach(AbstractNotificationBackend *backend, _notificationBackends)
+            backend->close(notificationId);
+            i = _notifications.erase(i);
+        }
+        else ++i;
+    }
 }
 
-void QtUi::registerNotificationBackend(AbstractNotificationBackend *backend) {
-  if(!_notificationBackends.contains(backend)) {
-    _notificationBackends.insert(backend);
-  }
+
+void QtUi::closeNotifications(BufferId bufferId)
+{
+    QList<AbstractNotificationBackend::Notification>::iterator i = _notifications.begin();
+    while (i != _notifications.end()) {
+        if (!bufferId.isValid() || i->bufferId == bufferId) {
+            foreach(AbstractNotificationBackend *backend, _notificationBackends)
+            backend->close(i->notificationId);
+            i = _notifications.erase(i);
+        }
+        else ++i;
+    }
 }
 
-void QtUi::unregisterNotificationBackend(AbstractNotificationBackend *backend) {
-  _notificationBackends.remove(backend);
+
+const QList<AbstractNotificationBackend::Notification> &QtUi::activeNotifications()
+{
+    return _notifications;
 }
 
-void QtUi::unregisterAllNotificationBackends() {
-  _notificationBackends.clear();
+
+void QtUi::notificationActivated(uint notificationId)
+{
+    if (notificationId != 0) {
+        QList<AbstractNotificationBackend::Notification>::iterator i = _notifications.begin();
+        while (i != _notifications.end()) {
+            if (i->notificationId == notificationId) {
+                BufferId bufId = i->bufferId;
+                if (bufId.isValid())
+                    Client::bufferModel()->switchToBuffer(bufId);
+                break;
+            }
+            ++i;
+        }
+    }
+    closeNotification(notificationId);
+
+    activateMainWidget();
 }
 
-void QtUi::notify(BufferId id, const QString &sender, const QString &text) {
-  foreach(AbstractNotificationBackend *backend, _notificationBackends)
-    backend->notify(id, sender, text);
+
+void QtUi::bufferMarkedAsRead(BufferId bufferId)
+{
+    if (bufferId.isValid()) {
+        closeNotifications(bufferId);
+    }
+}
+
+
+std::vector<std::pair<QString, QString>> QtUi::availableIconThemes() const
+{
+    //: Supported icon theme names
+    static const std::vector<std::pair<QString, QString>> supported {
+        { "breeze", tr("Breeze") },
+        { "breeze-dark", tr("Breeze Dark") },
+#ifdef WITH_OXYGEN_ICONS
+        { "oxygen", tr("Oxygen") }
+#endif
+    };
+
+    std::vector<std::pair<QString, QString>> result;
+    for (auto &&themePair : supported) {
+        for (auto &&dir : QIcon::themeSearchPaths()) {
+            if (QFileInfo{dir + "/" + themePair.first + "/index.theme"}.exists()) {
+                result.push_back(themePair);
+                break;
+            }
+        }
+    }
+
+    return result;
+}
+
+
+QString QtUi::systemIconTheme() const
+{
+    return _systemIconTheme;
+}
+
+
+void QtUi::setupIconTheme()
+{
+    // Add paths to our own icon sets to the theme search paths
+    QStringList themePaths = QIcon::themeSearchPaths();
+    themePaths.removeAll(":/icons");  // this should come last
+    for (auto &&dataDir : Quassel::dataDirPaths()) {
+        QString iconDir{dataDir + "icons"};
+        if (QFileInfo{iconDir}.isDir()) {
+            themePaths << iconDir;
+        }
+    }
+    themePaths << ":/icons";
+    QIcon::setThemeSearchPaths(themePaths);
+
+    refreshIconTheme();
+}
+
+
+void QtUi::refreshIconTheme()
+{
+    // List of available fallback themes
+    QStringList availableThemes;
+    for (auto &&themePair : availableIconThemes()) {
+        availableThemes << themePair.first;
+    }
+
+    if (availableThemes.isEmpty()) {
+        // We could probably introduce a more sophisticated fallback handling, such as putting the "most important" icons into hicolor,
+        // but this just gets complex for no good reason. We really rely on a supported theme to be installed, if not system-wide, then
+        // as part of the Quassel installation (which is enabled by default anyway).
+        qWarning() << tr("No supported icon theme installed, you'll lack icons! Supported are the KDE/Plasma themes Breeze, Breeze Dark and Oxygen.");
+        return;
+    }
+
+    UiStyleSettings s;
+    QString fallbackTheme{s.value("Icons/FallbackTheme").toString()};
+
+    if (fallbackTheme.isEmpty() || !availableThemes.contains(fallbackTheme)) {
+        if (availableThemes.contains(_systemIconTheme)) {
+            fallbackTheme = _systemIconTheme;
+        }
+        else {
+            fallbackTheme = availableThemes.first();
+        }
+    }
+
+    if (_systemIconTheme.isEmpty() || _systemIconTheme == fallbackTheme || s.value("Icons/OverrideSystemTheme", true).toBool()) {
+        // We have a valid fallback theme and want to override the system theme (if it's even defined), so we're basically done
+        QIcon::setThemeName(fallbackTheme);
+        emit iconThemeRefreshed();
+        return;
+    }
+
+#if QT_VERSION >= 0x050000
+    // At this point, we have a system theme that we don't want to override, but that may not contain all
+    // required icons.
+    // We create a dummy theme that inherits first from the system theme, then from the supported fallback.
+    // This rather ugly hack allows us to inject the fallback into the inheritance chain, so non-standard
+    // icons missing in the system theme will be filled in by the fallback.
+    // Since we can't get notified when the system theme changes, this means that a restart may be required
+    // to apply a theme change... but you can't have everything, I guess.
+    if (!_dummyThemeDir) {
+        _dummyThemeDir.reset(new QTemporaryDir{});
+        if (!_dummyThemeDir->isValid() || !QDir{_dummyThemeDir->path()}.mkpath("icons/quassel-icon-proxy/apps/32")) {
+            qWarning() << "Could not create temporary directory for proxying the system icon theme, using fallback";
+            QIcon::setThemeName(fallbackTheme);
+            emit iconThemeRefreshed();
+            return;
+        }
+        // Add this to XDG_DATA_DIRS, otherwise KIconLoader complains
+        auto xdgDataDirs = qgetenv("XDG_DATA_DIRS");
+        if (!xdgDataDirs.isEmpty())
+            xdgDataDirs += ":";
+        xdgDataDirs += _dummyThemeDir->path();
+        qputenv("XDG_DATA_DIRS", xdgDataDirs);
+
+        QIcon::setThemeSearchPaths(QIcon::themeSearchPaths() << _dummyThemeDir->path() + "/icons");
+    }
+
+    QFile indexFile{_dummyThemeDir->path() + "/icons/quassel-icon-proxy/index.theme"};
+    if (!indexFile.open(QFile::WriteOnly|QFile::Truncate)) {
+        qWarning() << "Could not create index file for proxying the system icon theme, using fallback";
+        QIcon::setThemeName(fallbackTheme);
+        emit iconThemeRefreshed();
+        return;
+    }
+
+    // Write a dummy index file that is sufficient to make QIconLoader happy
+    auto indexContents = QString{
+            "[Icon Theme]\n"
+            "Name=quassel-icon-proxy\n"
+            "Inherits=%1,%2\n"
+            "Directories=apps/32\n"
+            "[apps/32]\nSize=32\nType=Fixed\n"
+    }.arg(_systemIconTheme, fallbackTheme);
+    if (indexFile.write(indexContents.toLatin1()) < 0) {
+        qWarning() << "Could not write index file for proxying the system icon theme, using fallback";
+        QIcon::setThemeName(fallbackTheme);
+        emit iconThemeRefreshed();
+        return;
+    }
+    indexFile.close();
+    QIcon::setThemeName("quassel-icon-proxy");
+#else
+    // Qt4 doesn't support QTemporaryDir. Since it's deprecated and slated to be removed soon anyway, we don't bother
+    // writing a replacement and simply don't support not overriding the system theme.
+    QIcon::setThemeName(fallbackTheme);
+    emit iconThemeRefreshed();
+#endif
 }