/***************************************************************************
- * 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 *
* 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 <QDebug>
+#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 "qtuimessageprocessor.h"
-#include "uisettings.h"
+#include "qtuisettings.h"
+#include "qtuistyle.h"
+#include "systemtray.h"
+#include "toolbaractionprovider.h"
+#include "types.h"
#include "util.h"
-QtUiStyle *QtUi::_style = 0;
+QtUi *QtUi::_instance = nullptr;
+MainWin *QtUi::_mainWin = nullptr;
+QList<AbstractNotificationBackend *> QtUi::_notificationBackends;
+QList<AbstractNotificationBackend::Notification> QtUi::_notifications;
QtUi::QtUi()
- : AbstractUi()
+ : GraphicalUi()
+ , _systemIconTheme{QIcon::themeName()}
{
- if(_style != 0) {
- qWarning() << "QtUi has been instantiated again!";
- return;
- }
-
- UiSettings uiSettings;
- loadTranslation(uiSettings.value("Locale", QLocale::system()).value<QLocale>());
+ if (_instance != nullptr) {
+ qWarning() << "QtUi has been instantiated again!";
+ return;
+ }
+ _instance = this;
- mainWin = new MainWin();
- _style = new QtUiStyle;
+ if (Quassel::isOptionSet("icontheme")) {
+ _systemIconTheme = Quassel::optionValue("icontheme");
+ QIcon::setThemeName(_systemIconTheme);
+ }
- connect(mainWin, SIGNAL(connectToCore(const QVariantMap &)), this, SIGNAL(connectToCore(const QVariantMap &)));
- connect(mainWin, SIGNAL(disconnectFromCore()), this, SIGNAL(disconnectFromCore()));
+ 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;
+}
+
+
+bool QtUi::isHidingMainWidgetAllowed() const
+{
+ return haveSystemTray();
+}
+
+
+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);
+}
+
+
+void QtUi::registerNotificationBackend(AbstractNotificationBackend *backend)
+{
+ if (!_notificationBackends.contains(backend)) {
+ _notificationBackends.append(backend);
+ instance()->connect(backend, SIGNAL(activated(uint)), SLOT(notificationActivated(uint)));
+ }
+}
+
+
+void QtUi::unregisterNotificationBackend(AbstractNotificationBackend *backend)
+{
+ _notificationBackends.removeAll(backend);
+}
+
+
+void QtUi::unregisterAllNotificationBackends()
+{
+ _notificationBackends.clear();
+}
+
+
+const QList<AbstractNotificationBackend *> &QtUi::notificationBackends()
+{
+ return _notificationBackends;
+}
+
+
+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::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::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;
+ }
+}
+
+
+const QList<AbstractNotificationBackend::Notification> &QtUi::activeNotifications()
+{
+ return _notifications;
}
-QtUi::~QtUi() {
- delete _style;
- delete mainWin;
+
+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::init() {
- mainWin->init();
+
+void QtUi::bufferMarkedAsRead(BufferId bufferId)
+{
+ if (bufferId.isValid()) {
+ closeNotifications(bufferId);
+ }
}
-MessageModel *QtUi::createMessageModel(QObject *parent) {
- return new ChatLineModel(parent);
+
+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;
}
-AbstractMessageProcessor *QtUi::createMessageProcessor(QObject *parent) {
- return new QtUiMessageProcessor(parent);
+
+QString QtUi::systemIconTheme() const
+{
+ return _systemIconTheme;
}
-void QtUi::connectedToCore() {
- mainWin->connectedToCore();
+
+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::disconnectedFromCore() {
- mainWin->disconnectedFromCore();
+
+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", false).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
}