-
-/***********************************************************************************/
-// Stylesheet handling
-/***********************************************************************************/
-
-void UiStyle::loadStyleSheet() {
- QssParser parser;
- parser.loadStyleSheet(qApp->styleSheet());
-
- // TODO handle results
- QApplication::setPalette(parser.palette());
-}
-
-UiStyle::QssParser::QssParser() {
- _palette = QApplication::palette();
-
- // Init palette color roles
- _paletteColorRoles["alternate-base"] = QPalette::AlternateBase;
- _paletteColorRoles["background"] = QPalette::Background;
- _paletteColorRoles["base"] = QPalette::Base;
- _paletteColorRoles["bright-text"] = QPalette::BrightText;
- _paletteColorRoles["button"] = QPalette::Button;
- _paletteColorRoles["button-text"] = QPalette::ButtonText;
- _paletteColorRoles["dark"] = QPalette::Dark;
- _paletteColorRoles["foreground"] = QPalette::Foreground;
- _paletteColorRoles["highlight"] = QPalette::Highlight;
- _paletteColorRoles["highlighted-text"] = QPalette::HighlightedText;
- _paletteColorRoles["light"] = QPalette::Light;
- _paletteColorRoles["link"] = QPalette::Link;
- _paletteColorRoles["link-visited"] = QPalette::LinkVisited;
- _paletteColorRoles["mid"] = QPalette::Mid;
- _paletteColorRoles["midlight"] = QPalette::Midlight;
- _paletteColorRoles["shadow"] = QPalette::Shadow;
- _paletteColorRoles["text"] = QPalette::Text;
- _paletteColorRoles["tooltip-base"] = QPalette::ToolTipBase;
- _paletteColorRoles["tooltip-text"] = QPalette::ToolTipText;
- _paletteColorRoles["window"] = QPalette::Window;
- _paletteColorRoles["window-text"] = QPalette::WindowText;
-}
-
-void UiStyle::QssParser::loadStyleSheet(const QString &styleSheet) {
- QString ss = styleSheet;
- ss = "file:////home/sputnick/devel/quassel/test.qss"; // FIXME
- if(ss.startsWith("file:///")) {
- ss.remove(0, 8);
- QFile file(ss);
- if(file.open(QFile::ReadOnly)) {
- QTextStream stream(&file);
- ss = stream.readAll();
- } else {
- qWarning() << tr("Could not read stylesheet \"%1\"!").arg(file.fileName());
- return;
- }
- }
- if(ss.isEmpty())
- return;
-
- // Now we have the stylesheet itself in ss, start parsing
- // Palette definitions first, so we can apply roles later on
- QRegExp paletterx("(Palette[^{]*)\\{([^}]+)\\}");
- int pos = 0;
- while((pos = paletterx.indexIn(ss, pos)) >= 0) {
- parsePaletteData(paletterx.cap(1).trimmed(), paletterx.cap(2).trimmed());
- pos += paletterx.matchedLength();
- }
-
- // Now we can parse the rest of our custom blocks
- QRegExp blockrx("((?:ChatLine|BufferList|NickList|TreeView)[^{]*)\\{([^}]+)\\}");
- pos = 0;
- while((pos = blockrx.indexIn(ss, pos)) >= 0) {
- //qDebug() << blockrx.cap(1) << blockrx.cap(2);
-
- if(blockrx.cap(2) == "ChatLine")
- parseChatLineData(blockrx.cap(1).trimmed(), blockrx.cap(2).trimmed());
- //else
- // TODO: add moar here
-
- pos += blockrx.matchedLength();
- }
-
-}
-
-void UiStyle::QssParser::parseChatLineData(const QString &decl, const QString &contents) {
-
-
-}
-
-// Palette { ... } specifies the application palette
-// ColorGroups can be specified like pseudo states, chaining is OR (contrary to normal CSS handling):
-// Palette:inactive:disabled { ... } applies to both the Inactive and the Disabled state
-void UiStyle::QssParser::parsePaletteData(const QString &decl, const QString &contents) {
- QList<QPalette::ColorGroup> colorGroups;
-
- // Check if we want to apply this palette definition for particular ColorGroups
- QRegExp rx("Palette((:(normal|active|inactive|disabled))*)");
- if(!rx.exactMatch(decl)) {
- qWarning() << tr("Invalid block declaration: %1").arg(decl);
- return;
- }
- if(!rx.cap(1).isEmpty()) {
- QStringList groups = rx.cap(1).split(':', QString::SkipEmptyParts);
- foreach(QString g, groups) {
- if((g == "normal" || g == "active") && !colorGroups.contains(QPalette::Active))
- colorGroups.append(QPalette::Active);
- else if(g == "inactive" && !colorGroups.contains(QPalette::Inactive))
- colorGroups.append(QPalette::Inactive);
- else if(g == "disabled" && !colorGroups.contains(QPalette::Disabled))
- colorGroups.append(QPalette::Disabled);
- }
- }
-
- // Now let's go through the roles
- foreach(QString line, contents.split(';', QString::SkipEmptyParts)) {
- int idx = line.indexOf(':');
- if(idx <= 0) {
- qWarning() << tr("Invalid palette role assignment: %1").arg(line.trimmed());
- continue;
- }
- QString rolestr = line.left(idx).trimmed();
- QString brushstr = line.mid(idx + 1).trimmed();
- if(!_paletteColorRoles.contains(rolestr)) {
- qWarning() << tr("Unknown palette role name: %1").arg(rolestr);
- continue;
- }
- QBrush brush = parseBrushValue(brushstr);
- if(colorGroups.count()) {
- foreach(QPalette::ColorGroup group, colorGroups)
- _palette.setBrush(group, _paletteColorRoles.value(rolestr), brush);
- } else
- _palette.setBrush(_paletteColorRoles.value(rolestr), brush);
- }
-}
-
-QBrush UiStyle::QssParser::parseBrushValue(const QString &str) {
- QColor c = parseColorValue(str);
- if(c.isValid())
- return QBrush(c);
-
- if(str.startsWith("palette")) { // Palette color role
- QRegExp rx("palette\\s*\\(\\s*([a-z-]+)\\s*\\)");
- if(!rx.exactMatch(str)) {
- qWarning() << tr("Invalid palette color role specification: %1").arg(str);
- return QBrush();
- }
- if(!_paletteColorRoles.contains(rx.cap(1))) {
- qWarning() << tr("Unknown palette color role: %1").arg(rx.cap(1));
- return QBrush();
- }
- return QBrush(_palette.brush(_paletteColorRoles.value(rx.cap(1))));
-
- } else if(str.startsWith("qlineargradient")) {
- static QString rxFloat("\\s*(-?\\s*[0-9]*\\.?[0-9]+)\\s*");
- QRegExp rx(QString("qlineargradient\\s*\\(\\s*x1:%1,\\s*y1:%1,\\s*x2:%1,\\s*y2:%1,(.+)\\)").arg(rxFloat));
- if(!rx.exactMatch(str)) {
- qWarning() << tr("Invalid gradient declaration: %1").arg(str);
- return QBrush();
- }
- qreal x1 = rx.cap(1).toDouble();
- qreal y1 = rx.cap(2).toDouble();
- qreal x2 = rx.cap(3).toDouble();
- qreal y2 = rx.cap(4).toDouble();
- QGradientStops stops = parseGradientStops(rx.cap(5).trimmed());
- if(!stops.count()) {
- qWarning() << tr("Invalid gradient stops list: %1").arg(str);
- return QBrush();
- }
- QLinearGradient gradient(x1, y1, x2, y2);
- gradient.setStops(stops);
- return QBrush(gradient);
-
- } else if(str.startsWith("qconicalgradient")) {
- static QString rxFloat("\\s*(-?\\s*[0-9]*\\.?[0-9]+)\\s*");
- QRegExp rx(QString("qconicalgradient\\s*\\(\\s*cx:%1,\\s*cy:%1,\\s*angle:%1,(.+)\\)").arg(rxFloat));
- if(!rx.exactMatch(str)) {
- qWarning() << tr("Invalid gradient declaration: %1").arg(str);
- return QBrush();
- }
- qreal cx = rx.cap(1).toDouble();
- qreal cy = rx.cap(2).toDouble();
- qreal angle = rx.cap(3).toDouble();
- QGradientStops stops = parseGradientStops(rx.cap(4).trimmed());
- if(!stops.count()) {
- qWarning() << tr("Invalid gradient stops list: %1").arg(str);
- return QBrush();
- }
- QConicalGradient gradient(cx, cy, angle);
- gradient.setStops(stops);
- return QBrush(gradient);
-
- } else if(str.startsWith("qradialgradient")) {
- static QString rxFloat("\\s*(-?\\s*[0-9]*\\.?[0-9]+)\\s*");
- QRegExp rx(QString("qradialgradient\\s*\\(\\s*cx:%1,\\s*cy:%1,\\s*radius:%1,\\s*fx:%1,\\s*fy:%1,(.+)\\)").arg(rxFloat));
- if(!rx.exactMatch(str)) {
- qWarning() << tr("Invalid gradient declaration: %1").arg(str);
- return QBrush();
- }
- qreal cx = rx.cap(1).toDouble();
- qreal cy = rx.cap(2).toDouble();
- qreal radius = rx.cap(3).toDouble();
- qreal fx = rx.cap(4).toDouble();
- qreal fy = rx.cap(5).toDouble();
- QGradientStops stops = parseGradientStops(rx.cap(6).trimmed());
- if(!stops.count()) {
- qWarning() << tr("Invalid gradient stops list: %1").arg(str);
- return QBrush();
- }
- QRadialGradient gradient(cx, cy, radius, fx, fy);
- gradient.setStops(stops);
- return QBrush(gradient);
- }
-
- return QBrush();
-}
-
-QColor UiStyle::QssParser::parseColorValue(const QString &str) {
- if(str.startsWith("rgba")) {
- ColorTuple tuple = parseColorTuple(str.mid(4));
- if(tuple.count() == 4)
- return QColor(tuple.at(0), tuple.at(1), tuple.at(2), tuple.at(3));
- } else if(str.startsWith("rgb")) {
- ColorTuple tuple = parseColorTuple(str.mid(3));
- if(tuple.count() == 3)
- return QColor(tuple.at(0), tuple.at(1), tuple.at(2));
- } else if(str.startsWith("hsva")) {
- ColorTuple tuple = parseColorTuple(str.mid(4));
- if(tuple.count() == 4) {
- QColor c;
- c.setHsvF(tuple.at(0), tuple.at(1), tuple.at(2), tuple.at(3));
- return c;
- }
- } else if(str.startsWith("hsv")) {
- ColorTuple tuple = parseColorTuple(str.mid(3));
- if(tuple.count() == 3) {
- QColor c;
- c.setHsvF(tuple.at(0), tuple.at(1), tuple.at(2));
- return c;
- }
- } else {
- QRegExp rx("#?[0-9A-Fa-z]+");
- if(rx.exactMatch(str))
- return QColor(str);
- }
- return QColor();
-}
-
-// get a list of comma-separated int values or percentages (rel to 0-255)
-UiStyle::QssParser::ColorTuple UiStyle::QssParser::parseColorTuple(const QString &str) {
- ColorTuple result;
- QRegExp rx("\\(((\\s*[0-9]{1,3}%?\\s*)(,\\s*[0-9]{1,3}%?\\s*)*)\\)");
- if(!rx.exactMatch(str.trimmed())) {
- return ColorTuple();
- }
- QStringList values = rx.cap(1).split(',');
- foreach(QString v, values) {
- qreal val;
- bool perc = false;
- bool ok;
- v = v.trimmed();
- if(v.endsWith('%')) {
- perc = true;
- v.chop(1);
- }
- val = (qreal)v.toUInt(&ok);
- if(!ok)
- return ColorTuple();
- if(perc)
- val = 255 * val/100;
- result.append(val);
- }
- return result;
-}
-
-QGradientStops UiStyle::QssParser::parseGradientStops(const QString &str_) {
- QString str = str_;
- QGradientStops result;
- static QString rxFloat("(0?\\.[0-9]+|[01])"); // values between 0 and 1
- QRegExp rx(QString("\\s*,?\\s*stop:\\s*(%1)\\s+([^:]+)(,\\s*stop:|$)").arg(rxFloat));
- int idx;
- while((idx = rx.indexIn(str)) == 0) {
- qreal x = rx.cap(1).toDouble();
- QColor c = parseColorValue(rx.cap(3));
- if(!c.isValid())
- return QGradientStops();
- result << QGradientStop(x, c);
- str.remove(0, rx.matchedLength() - rx.cap(4).length());
- }
- if(!str.trimmed().isEmpty())
- return QGradientStops();
-
- return result;
-}