+#include "uisettings.h"
+#include "util.h"
+
+QHash<QString, UiStyle::FormatType> UiStyle::_formatCodes;
+bool UiStyle::_useCustomTimestampFormat; /// If true, use the custom timestamp format
+QString UiStyle::_timestampFormatString; /// Timestamp format
+QString UiStyle::_systemTimestampFormatString; /// Cached copy of system locale timestamp format
+bool UiStyle::_showSenderBrackets; /// If true, show brackets around sender names
+
+UiStyle::UiStyle(QObject *parent)
+ : QObject(parent),
+ _channelJoinedIcon(QIcon::fromTheme("irc-channel-joined", QIcon(":/icons/irc-channel-joined.png"))),
+ _channelPartedIcon(QIcon::fromTheme("irc-channel-parted", QIcon(":/icons/irc-channel-parted.png"))),
+ _userOfflineIcon(QIcon::fromTheme("im-user-offline", QIcon::fromTheme("user-offline", QIcon(":/icons/im-user-offline.png")))),
+ _userOnlineIcon(QIcon::fromTheme("im-user", QIcon::fromTheme("user-available", QIcon(":/icons/im-user.png")))), // im-user-* are non-standard oxygen extensions
+ _userAwayIcon(QIcon::fromTheme("im-user-away", QIcon::fromTheme("user-away", QIcon(":/icons/im-user-away.png")))),
+ _categoryOpIcon(QIcon::fromTheme("irc-operator")),
+ _categoryVoiceIcon(QIcon::fromTheme("irc-voice")),
+ _opIconLimit(UserCategoryItem::categoryFromModes("o")),
+ _voiceIconLimit(UserCategoryItem::categoryFromModes("v"))
+{
+ // register FormatList if that hasn't happened yet
+ // FIXME I don't think this actually avoids double registration... then again... does it hurt?
+ if (QVariant::nameToType("UiStyle::FormatList") == QVariant::Invalid) {
+ qRegisterMetaType<FormatList>("UiStyle::FormatList");
+ qRegisterMetaTypeStreamOperators<FormatList>("UiStyle::FormatList");
+ Q_ASSERT(QVariant::nameToType("UiStyle::FormatList") != QVariant::Invalid);
+ }
+
+ _uiStylePalette = QVector<QBrush>(NumRoles, QBrush());
+
+ // Now initialize the mapping between FormatCodes and FormatTypes...
+ _formatCodes["%O"] = Base;
+ _formatCodes["%B"] = Bold;
+ _formatCodes["%S"] = Italic;
+ _formatCodes["%U"] = Underline;
+ _formatCodes["%R"] = Reverse;
+
+ _formatCodes["%DN"] = Nick;
+ _formatCodes["%DH"] = Hostmask;
+ _formatCodes["%DC"] = ChannelName;
+ _formatCodes["%DM"] = ModeFlags;
+ _formatCodes["%DU"] = Url;
+
+ // Initialize fallback defaults
+ // NOTE: If you change this, update qtui/chatviewsettings.h, too. More explanations available
+ // in there.
+ setUseCustomTimestampFormat(false);
+ setTimestampFormatString(" hh:mm:ss");
+ enableSenderBrackets(true);
+
+ // BufferView / NickView settings
+ UiStyleSettings s;
+ _showBufferViewIcons = _showNickViewIcons = s.value("ShowItemViewIcons", true).toBool();
+ s.notify("ShowItemViewIcons", this, SLOT(showItemViewIconsChanged(QVariant)));
+
+ _allowMircColors = s.value("AllowMircColors", true).toBool();
+ s.notify("AllowMircColors", this, SLOT(allowMircColorsChanged(QVariant)));
+
+ loadStyleSheet();
+}
+
+
+UiStyle::~UiStyle()
+{
+ qDeleteAll(_metricsCache);
+}
+
+
+void UiStyle::reload()
+{
+ loadStyleSheet();
+}
+
+
+void UiStyle::loadStyleSheet()
+{
+ qDeleteAll(_metricsCache);
+ _metricsCache.clear();
+ _formatCache.clear();
+ _formats.clear();
+
+ UiStyleSettings s;
+
+ QString styleSheet;
+ styleSheet += loadStyleSheet("file:///" + Quassel::findDataFilePath("stylesheets/default.qss"));
+ styleSheet += loadStyleSheet("file:///" + Quassel::configDirPath() + "settings.qss");
+ if (s.value("UseCustomStyleSheet", false).toBool()) {
+ QString customSheetPath(s.value("CustomStyleSheetPath").toString());
+ QString customSheet = loadStyleSheet("file:///" + customSheetPath, true);
+ if (customSheet.isEmpty()) {
+ // MIGRATION: changed default install path for data from /usr/share/apps to /usr/share
+ if (customSheetPath.startsWith("/usr/share/apps/quassel")) {
+ customSheetPath.replace(QRegExp("^/usr/share/apps"), "/usr/share");
+ customSheet = loadStyleSheet("file:///" + customSheetPath, true);
+ if (!customSheet.isEmpty()) {
+ s.setValue("CustomStyleSheetPath", customSheetPath);
+ qDebug() << "Custom stylesheet path migrated to" << customSheetPath;
+ }
+ }
+ }
+ styleSheet += customSheet;
+ }
+ styleSheet += loadStyleSheet("file:///" + Quassel::optionValue("qss"), true);
+
+ if (!styleSheet.isEmpty()) {
+ QssParser parser;
+ parser.processStyleSheet(styleSheet);
+ QApplication::setPalette(parser.palette());
+
+ _uiStylePalette = parser.uiStylePalette();
+ _formats = parser.formats();
+ _listItemFormats = parser.listItemFormats();
+
+ styleSheet = styleSheet.trimmed();
+ if (!styleSheet.isEmpty())
+ qApp->setStyleSheet(styleSheet); // pass the remaining sections to the application
+ }
+
+ emit changed();
+}
+
+
+QString UiStyle::loadStyleSheet(const QString &styleSheet, bool shouldExist)
+{
+ QString ss = styleSheet;
+ if (ss.startsWith("file:///")) {
+ ss.remove(0, 8);
+ if (ss.isEmpty())
+ return QString();
+
+ QFile file(ss);
+ if (file.open(QFile::ReadOnly)) {
+ QTextStream stream(&file);
+ ss = stream.readAll();
+ file.close();
+ }
+ else {
+ if (shouldExist)
+ qWarning() << "Could not open stylesheet file:" << file.fileName();
+ return QString();
+ }
+ }
+ return ss;
+}
+
+
+void UiStyle::updateSystemTimestampFormat()
+{
+ // Does the system locale use AM/PM designators? For example:
+ // AM/PM: h:mm AP
+ // AM/PM: hh:mm a
+ // 24-hour: h:mm
+ // 24-hour: hh:mm ADD things
+ // For timestamp format, see https://doc.qt.io/qt-5/qdatetime.html#toString
+ // This won't update if the system locale is changed while Quassel is running. If need be,
+ // Quassel could hook into notifications of changing system locale to update this.
+ //
+ // Match any AP or A designation if on a word boundary, including underscores.
+ // .*(\b|_)(A|AP)(\b|_).*
+ // .* Match any number of characters
+ // \b Match a word boundary, i.e. "AAA.BBB", "." is matched
+ // _ Match the literal character '_' (not considered a word boundary)
+ // (X|Y) Match either X or Y, exactly
+ //
+ // Note that '\' must be escaped as '\\'
+ // QRegExp does not support (?> ...), so it's replaced with standard matching, (...)
+ // Helpful interactive website for debugging and explaining: https://regex101.com/
+ const QRegExp regExpMatchAMPM(".*(\\b|_)(A|AP)(\\b|_).*", Qt::CaseInsensitive);
+
+ if (regExpMatchAMPM.exactMatch(QLocale::system().timeFormat(QLocale::ShortFormat))) {
+ // AM/PM style used
+ _systemTimestampFormatString = " h:mm:ss ap";
+ } else {
+ // 24-hour style used
+ _systemTimestampFormatString = " hh:mm:ss";
+ }
+ // Include a space to give the timestamp a small bit of padding between the border of the chat
+ // buffer window and the numbers. Helps with readability.
+ // If you change this to include brackets, e.g. "[hh:mm:ss]", also update
+ // ChatScene::updateTimestampHasBrackets() to true or false as needed!
+}
+
+
+// FIXME The following should trigger a reload/refresh of the chat view.
+void UiStyle::setUseCustomTimestampFormat(bool enabled)
+{
+ if (_useCustomTimestampFormat != enabled) {
+ _useCustomTimestampFormat = enabled;
+ }
+}
+
+void UiStyle::setTimestampFormatString(const QString &format)
+{
+ if (_timestampFormatString != format) {
+ _timestampFormatString = format;
+ }
+}
+
+void UiStyle::enableSenderBrackets(bool enabled)
+{
+ if (_showSenderBrackets != enabled) {
+ _showSenderBrackets = enabled;
+ }
+}
+
+
+void UiStyle::allowMircColorsChanged(const QVariant &v)
+{
+ _allowMircColors = v.toBool();
+ emit changed();
+}
+
+
+/******** ItemView Styling *******/
+
+void UiStyle::showItemViewIconsChanged(const QVariant &v)
+{
+ _showBufferViewIcons = _showNickViewIcons = v.toBool();
+}
+
+
+QVariant UiStyle::bufferViewItemData(const QModelIndex &index, int role) const
+{
+ BufferInfo::Type type = (BufferInfo::Type)index.data(NetworkModel::BufferTypeRole).toInt();
+ bool isActive = index.data(NetworkModel::ItemActiveRole).toBool();
+
+ if (role == Qt::DecorationRole) {
+ if (!_showBufferViewIcons)
+ return QVariant();
+
+ switch (type) {
+ case BufferInfo::ChannelBuffer:
+ if (isActive)
+ return _channelJoinedIcon;
+ else
+ return _channelPartedIcon;
+ case BufferInfo::QueryBuffer:
+ if (!isActive)
+ return _userOfflineIcon;
+ if (index.data(NetworkModel::UserAwayRole).toBool())
+ return _userAwayIcon;
+ else
+ return _userOnlineIcon;
+ default:
+ return QVariant();
+ }
+ }
+
+ quint32 fmtType = BufferViewItem;
+ switch (type) {
+ case BufferInfo::StatusBuffer:
+ fmtType |= NetworkItem;
+ break;
+ case BufferInfo::ChannelBuffer:
+ fmtType |= ChannelBufferItem;
+ break;
+ case BufferInfo::QueryBuffer:
+ fmtType |= QueryBufferItem;
+ break;
+ default:
+ return QVariant();
+ }
+
+ QTextCharFormat fmt = _listItemFormats.value(BufferViewItem);
+ fmt.merge(_listItemFormats.value(fmtType));
+
+ BufferInfo::ActivityLevel activity = (BufferInfo::ActivityLevel)index.data(NetworkModel::BufferActivityRole).toInt();
+ if (activity & BufferInfo::Highlight) {
+ fmt.merge(_listItemFormats.value(BufferViewItem | HighlightedBuffer));
+ fmt.merge(_listItemFormats.value(fmtType | HighlightedBuffer));
+ }
+ else if (activity & BufferInfo::NewMessage) {
+ fmt.merge(_listItemFormats.value(BufferViewItem | UnreadBuffer));
+ fmt.merge(_listItemFormats.value(fmtType | UnreadBuffer));
+ }
+ else if (activity & BufferInfo::OtherActivity) {
+ fmt.merge(_listItemFormats.value(BufferViewItem | ActiveBuffer));
+ fmt.merge(_listItemFormats.value(fmtType | ActiveBuffer));
+ }
+ else if (!isActive) {
+ fmt.merge(_listItemFormats.value(BufferViewItem | InactiveBuffer));
+ fmt.merge(_listItemFormats.value(fmtType | InactiveBuffer));
+ }
+ else if (index.data(NetworkModel::UserAwayRole).toBool()) {
+ fmt.merge(_listItemFormats.value(BufferViewItem | UserAway));
+ fmt.merge(_listItemFormats.value(fmtType | UserAway));
+ }
+
+ return itemData(role, fmt);
+}
+
+
+QVariant UiStyle::nickViewItemData(const QModelIndex &index, int role) const
+{
+ NetworkModel::ItemType type = (NetworkModel::ItemType)index.data(NetworkModel::ItemTypeRole).toInt();
+
+ if (role == Qt::DecorationRole) {
+ if (!_showNickViewIcons)
+ return QVariant();
+
+ switch (type) {
+ case NetworkModel::UserCategoryItemType:
+ {
+ int categoryId = index.data(TreeModel::SortRole).toInt();
+ if (categoryId <= _opIconLimit)
+ return _categoryOpIcon;
+ if (categoryId <= _voiceIconLimit)
+ return _categoryVoiceIcon;
+ return _userOnlineIcon;
+ }
+ case NetworkModel::IrcUserItemType:
+ if (index.data(NetworkModel::ItemActiveRole).toBool())
+ return _userOnlineIcon;
+ else
+ return _userAwayIcon;
+ default:
+ return QVariant();
+ }
+ }
+
+ QTextCharFormat fmt = _listItemFormats.value(NickViewItem);
+
+ switch (type) {
+ case NetworkModel::IrcUserItemType:
+ fmt.merge(_listItemFormats.value(NickViewItem | IrcUserItem));
+ if (!index.data(NetworkModel::ItemActiveRole).toBool()) {
+ fmt.merge(_listItemFormats.value(NickViewItem | UserAway));
+ fmt.merge(_listItemFormats.value(NickViewItem | IrcUserItem | UserAway));
+ }
+ break;
+ case NetworkModel::UserCategoryItemType:
+ fmt.merge(_listItemFormats.value(NickViewItem | UserCategoryItem));
+ break;
+ default:
+ return QVariant();
+ }
+
+ return itemData(role, fmt);
+}
+
+
+QVariant UiStyle::itemData(int role, const QTextCharFormat &format) const
+{
+ switch (role) {
+ case Qt::FontRole:
+ return format.font();
+ case Qt::ForegroundRole:
+ return format.property(QTextFormat::ForegroundBrush);
+ case Qt::BackgroundRole:
+ return format.property(QTextFormat::BackgroundBrush);
+ default:
+ return QVariant();
+ }
+}
+
+
+/******** Caching *******/
+
+QTextCharFormat UiStyle::format(quint64 key) const
+{
+ return _formats.value(key, QTextCharFormat());
+}
+
+
+QTextCharFormat UiStyle::cachedFormat(quint32 formatType, quint32 messageLabel) const
+{
+ return _formatCache.value(formatType | ((quint64)messageLabel << 32), QTextCharFormat());
+}
+
+
+void UiStyle::setCachedFormat(const QTextCharFormat &format, quint32 formatType, quint32 messageLabel) const
+{
+ _formatCache[formatType | ((quint64)messageLabel << 32)] = format;
+}
+
+
+QFontMetricsF *UiStyle::fontMetrics(quint32 ftype, quint32 label) const
+{
+ // QFontMetricsF is not assignable, so we need to store pointers :/
+ quint64 key = ftype | ((quint64)label << 32);
+
+ if (_metricsCache.contains(key))
+ return _metricsCache.value(key);
+
+ return (_metricsCache[key] = new QFontMetricsF(format(ftype, label).font()));
+}
+
+
+/******** Generate formats ********/
+
+// NOTE: This and the following functions are intimately tied to the values in FormatType. Don't change this
+// until you _really_ know what you do!
+QTextCharFormat UiStyle::format(quint32 ftype, quint32 label_) const
+{
+ if (ftype == Invalid)
+ return QTextCharFormat();
+
+ quint64 label = (quint64)label_ << 32;