X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fuisupport%2Fuistyle.cpp;h=1fc19dbdf5b959af3f310f04c41cd5ef4bfc0a0d;hp=3b55d68b5a0c1b5bfd1b0056ea746209330b6f60;hb=90eb5244fb07eb2371279c12266fca06d0fed23c;hpb=7e051ca7bf165df865b61fe07a80699e5ea0503e

diff --git a/src/uisupport/uistyle.cpp b/src/uisupport/uistyle.cpp
index 3b55d68b..1fc19dbd 100644
--- a/src/uisupport/uistyle.cpp
+++ b/src/uisupport/uistyle.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-08 by the Quassel Project                          *
+ *   Copyright (C) 2005-09 by the Quassel Project                          *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -19,8 +19,9 @@
  ***************************************************************************/
 #include <QApplication>
 
+#include "quassel.h"
 #include "uistyle.h"
-#include "uistylesettings.h"
+#include "uisettings.h"
 #include "util.h"
 
 UiStyle::UiStyle(const QString &settingsKey) : _settingsKey(settingsKey) {
@@ -47,12 +48,8 @@ UiStyle::UiStyle(const QString &settingsKey) : _settingsKey(settingsKey) {
     _customFormats[type] = s.customFormat(type);
   }
 
-  // Initialize color codes according to mIRC "standard"
-  QStringList colors;
-  //colors << "white" << "black" << "navy" << "green" << "red" << "maroon" << "purple" << "orange";
-  //colors << "yellow" << "lime" << "teal" << "aqua" << "royalblue" << "fuchsia" << "grey" << "silver";
-  colors << "#ffffff" << "#000000" << "#000080" << "#008000" << "#ff0000" << "#800000" << "#800080" << "#ffa500";
-  colors << "#ffff00" << "#00ff00" << "#008080" << "#00ffff" << "#4169E1" << "#ff00ff" << "#808080" << "#c0c0c0";
+  // Check for the sender auto coloring option
+  _senderAutoColor = s.value("Colors/SenderAutoColor", false).toBool();
 
   // Now initialize the mapping between FormatCodes and FormatTypes...
   _formatCodes["%O"] = None;
@@ -81,14 +78,21 @@ UiStyle::UiStyle(const QString &settingsKey) : _settingsKey(settingsKey) {
   _formatCodes["%DM"] = ModeFlags;
   _formatCodes["%DU"] = Url;
 
+  // Initialize color codes according to mIRC "standard"
+  QStringList colors;
+  //colors << "white" << "black" << "navy" << "green" << "red" << "maroon" << "purple" << "orange";
+  //colors << "yellow" << "lime" << "teal" << "aqua" << "royalblue" << "fuchsia" << "grey" << "silver";
+  colors << "#ffffff" << "#000000" << "#000080" << "#008000" << "#ff0000" << "#800000" << "#800080" << "#ffa500";
+  colors << "#ffff00" << "#00ff00" << "#008080" << "#00ffff" << "#4169E1" << "#ff00ff" << "#808080" << "#c0c0c0";
+
   // Set color formats
   for(int i = 0; i < 16; i++) {
     QString idx = QString("%1").arg(i, (int)2, (int)10, (QChar)'0');
-    _formatCodes[QString("%Dcf%1").arg(idx)] = (FormatType)(FgCol00 + i);
-    _formatCodes[QString("%Dcb%1").arg(idx)] = (FormatType)(BgCol00 + i);
+    _formatCodes[QString("%Dcf%1").arg(idx)] = (FormatType)(FgCol00 | i<<24);
+    _formatCodes[QString("%Dcb%1").arg(idx)] = (FormatType)(BgCol00 | i<<28);
     QTextCharFormat fgf, bgf;
-    fgf.setForeground(QBrush(QColor(colors[i]))); setFormat((FormatType)(FgCol00 + i), fgf, Settings::Default);
-    bgf.setBackground(QBrush(QColor(colors[i]))); setFormat((FormatType)(BgCol00 + i), bgf, Settings::Default);
+    fgf.setForeground(QBrush(QColor(colors[i]))); setFormat((FormatType)(FgCol00 | i<<24), fgf, Settings::Default);
+    bgf.setBackground(QBrush(QColor(colors[i]))); setFormat((FormatType)(BgCol00 | i<<28), bgf, Settings::Default);
   }
 
   // Set a few more standard formats
@@ -101,6 +105,7 @@ UiStyle::UiStyle(const QString &settingsKey) : _settingsKey(settingsKey) {
   QTextCharFormat underline; underline.setFontUnderline(true);
   setFormat(Underline, underline, Settings::Default);
 
+  loadStyleSheet();
   // All other formats should be defined in derived classes.
 }
 
@@ -117,15 +122,28 @@ void UiStyle::setFormat(FormatType ftype, QTextCharFormat fmt, Settings::Mode mo
       _customFormats[ftype] = fmt;
       s.setCustomFormat(ftype, fmt);
     } else {
-      _customFormats[ftype] = QTextFormat().toCharFormat();
+      _customFormats.remove(ftype);
       s.removeCustomFormat(ftype);
     }
   }
   // TODO: invalidate only affected cached formats... if that's possible with less overhead than just rebuilding them
   _cachedFormats.clear();
+  _cachedFontMetrics.clear();
+}
+
+void UiStyle::setSenderAutoColor( bool state ) {
+  _senderAutoColor = state;
+  UiStyleSettings s(_settingsKey);
+  s.setValue("Colors/SenderAutoColor", QVariant(state));
 }
 
 QTextCharFormat UiStyle::format(FormatType ftype, Settings::Mode mode) const {
+  // Check for enabled sender auto coloring
+  if ( (ftype & 0x00000fff) == Sender && !_senderAutoColor ) {
+    // Just use the default sender style if auto coloring is disabled FIXME
+    ftype = Sender;
+  }
+
   if(mode == Settings::Custom && _customFormats.contains(ftype)) return _customFormats.value(ftype);
   else return _defaultFormats.value(ftype, QTextCharFormat());
 }
@@ -133,21 +151,76 @@ QTextCharFormat UiStyle::format(FormatType ftype, Settings::Mode mode) const {
 // NOTE: This function is intimately tied to the values in FormatType. Don't change this
 //       until you _really_ know what you do!
 QTextCharFormat UiStyle::mergedFormat(quint32 ftype) {
-  if(_cachedFormats.contains(ftype)) return _cachedFormats.value(ftype);
-  if(ftype == Invalid) return QTextCharFormat();
-  // Now we construct the merged format, starting with the default
-  QTextCharFormat fmt = format(None);
-  // First: general message format
-  fmt.merge(format((FormatType)(ftype & 0x0f)));
-  // now more specific ones
-  for(quint32 mask = 0x0010; mask <= 0x2000; mask <<= 1) {
-    if(ftype & mask) fmt.merge(format((FormatType)mask));
+  if(ftype == Invalid)
+    return QTextCharFormat();
+  if(_cachedFormats.contains(ftype))
+    return _cachedFormats.value(ftype);
+
+  QTextCharFormat fmt;
+
+  // Check if we have a special message format stored already sans color codes
+  if(_cachedFormats.contains(ftype & 0x1fffff))
+    fmt = _cachedFormats.value(ftype &0x1fffff);
+  else {
+    // Nope, so we have to construct it...
+    // We assume that we don't mix mirc format codes and component codes, so at this point we know that it's either
+    // a stock (not stylesheeted) component, or mirc formats
+    // In both cases, we start off with the basic format for this message type and then merge the extra stuff
+
+    // Check if we at least already have something stored for the message type first
+    if(_cachedFormats.contains(ftype & 0xf))
+      fmt = _cachedFormats.value(ftype & 0xf);
+    else {
+      // Not being in the cache means it hasn't been preset via stylesheet (or used before)
+      // We might still have set something in code as a fallback, so merge
+      fmt = format(None);
+      fmt.merge(format((FormatType)(ftype & 0x0f)));
+      // This can be cached
+      _cachedFormats[ftype & 0x0f] = fmt;
+    }
+    // OK, at this point we have the message type format - now merge the rest
+    if((ftype & 0xf0)) { // mirc format
+      for(quint32 mask = 0x10; mask <= 0x80; mask <<= 1) {
+        if(!(ftype & mask))
+          continue;
+        // We need to check for overrides in the cache
+        if(_cachedFormats.contains(mask | (ftype & 0x0f)))
+          fmt.merge(_cachedFormats.value(mask | (ftype & 0x0f)));
+        else if(_cachedFormats.contains(mask))
+          fmt.merge(_cachedFormats.value(mask));
+        else // nothing in cache, use stock format
+          fmt.merge(format((FormatType)mask));
+      }
+    } else { // component
+      // We've already checked the cache for the combo of msgtype and component and failed,
+      // so we check if we defined a general format and merge this, or the stock format else
+      if(_cachedFormats.contains(ftype & 0xff00))
+        fmt.merge(_cachedFormats.value(ftype & 0xff00));
+      else
+        fmt.merge(format((FormatType)(ftype & 0xff00)));
+    }
   }
-  // color codes!
-  if(ftype & 0x00400000) fmt.merge(format((FormatType)(ftype & 0x0f400000))); // foreground
-  if(ftype & 0x00800000) fmt.merge(format((FormatType)(ftype & 0xf0800000))); // background
+
+  // Now we handle color codes. We assume that those can't be combined with components
+  if(ftype & 0x00400000)
+    fmt.merge(format((FormatType)(ftype & 0x0f400000))); // foreground
+  if(ftype & 0x00800000)
+    fmt.merge(format((FormatType)(ftype & 0xf0800000))); // background
+
+  // Sender auto colors
+  if(_senderAutoColor && (ftype & 0x200) && (ftype & 0xff000200) != 0x200) {
+    if(_cachedFormats.contains(ftype & 0xff00020f))
+      fmt.merge(_cachedFormats.value(ftype & 0xff00020f));
+    else if(_cachedFormats.contains(ftype & 0xff000200))
+      fmt.merge(_cachedFormats.value(ftype & 0xff000200));
+    else
+      fmt.merge(format((FormatType)(ftype & 0xff000200)));
+  }
+
   // URL
-  if(ftype & Url) fmt.merge(format(Url));
+  if(ftype & Url)
+    fmt.merge(format(Url)); // TODO handle this properly
+
   return _cachedFormats[ftype] = fmt;
 }
 
@@ -193,7 +266,7 @@ UiStyle::StyledString UiStyle::styleString(const QString &s_) {
   quint32 curfmt = (quint32)None;
   int pos = 0; quint16 length = 0;
   for(;;) {
-    int pos = s.indexOf('%', pos);
+    pos = s.indexOf('%', pos);
     if(pos < 0) break;
     if(s[pos+1] == '%') { // escaped %, we just remove one and continue
       s.remove(pos, 1);
@@ -208,10 +281,13 @@ UiStyle::StyledString UiStyle::styleString(const QString &s_) {
         int color = 10 * s[pos+4].digitValue() + s[pos+5].digitValue();
         //TODO: use 99 as transparent color (re mirc color "standard")
         color &= 0x0f;
-        if(pos+3 == 'f')
+        if(s[pos+3] == 'f') {
+          curfmt &= 0xf0ffffff;
           curfmt |= (color << 24) | 0x00400000;
-        else
+        } else {
+          curfmt &= 0x0fffffff;
           curfmt |= (color << 28) | 0x00800000;
+        }
         length = 6;
       }
     } else if(s[pos+1] == 'O') { // reset formatting
@@ -226,7 +302,7 @@ UiStyle::StyledString UiStyle::styleString(const QString &s_) {
       if(s[pos+1] == 'D') code += s[pos+2];
       FormatType ftype = formatType(code);
       if(ftype == Invalid) {
-        qWarning(qPrintable(QString("Invalid format code in string: %1").arg(s)));
+        qWarning() << (QString("Invalid format code in string: %1").arg(s));
         continue;
       }
       curfmt ^= ftype;
@@ -242,7 +318,7 @@ UiStyle::StyledString UiStyle::styleString(const QString &s_) {
   return result;
 }
 
-QString UiStyle::mircToInternal(const QString &mirc_) {
+QString UiStyle::mircToInternal(const QString &mirc_) const {
   QString mirc = mirc_;
   mirc.replace('%', "%%");      // escape % just to be sure
   mirc.replace('\x02', "%B");
@@ -286,69 +362,156 @@ QString UiStyle::mircToInternal(const QString &mirc_) {
   return mirc;
 }
 
-UiStyle::StyledMessage UiStyle::styleMessage(const Message &msg) {
-  QString user = userFromMask(msg.sender());
-  QString host = hostFromMask(msg.sender());
-  QString nick = nickFromMask(msg.sender());
-  QString txt = mircToInternal(msg.contents());
-  QString bufferName = msg.bufferInfo().bufferName();
-
-  StyledMessage result;
+/***********************************************************************************/
+UiStyle::StyledMessage::StyledMessage(const Message &msg)
+  : Message(msg)
+{
+}
 
-  result.timestamp = styleString(tr("%DT[%1]").arg(msg.timestamp().toLocalTime().toString("hh:mm:ss")));
+void UiStyle::StyledMessage::style(UiStyle *style) const {
+  QString user = userFromMask(sender());
+  QString host = hostFromMask(sender());
+  QString nick = nickFromMask(sender());
+  QString txt = style->mircToInternal(contents());
+  QString bufferName = bufferInfo().bufferName();
+  bufferName.replace('%', "%%"); // well, you _can_ have a % in a buffername apparently... -_-
 
-  QString s, t;
-  switch(msg.type()) {
+  QString t;
+  switch(type()) {
     case Message::Plain:
-      s = tr("%DS<%1>").arg(nick); t = tr("%D0%1").arg(txt); break;
+      t = tr("%D0%1").arg(txt); break;
     case Message::Notice:
-      s = tr("%Dn[%1]").arg(nick); t = tr("%Dn%1").arg(txt); break;
+      t = tr("%Dn%1").arg(txt); break;
+    case Message::Topic:
     case Message::Server:
-      s = tr("%Ds*"); t = tr("%Ds%1").arg(txt); break;
+      t = tr("%Ds%1").arg(txt); break;
     case Message::Error:
-      s = tr("%De*"); t = tr("%De%1").arg(txt); break;
+      t = tr("%De%1").arg(txt); break;
     case Message::Join:
-      s = tr("%Dj-->"); t = tr("%Dj%DN%1%DN %DH(%2@%3)%DH has joined %DC%4%DC").arg(nick, user, host, bufferName); break;
+      t = tr("%Dj%DN%1%DN %DH(%2@%3)%DH has joined %DC%4%DC").arg(nick, user, host, bufferName); break;
     case Message::Part:
-      s = tr("%Dp<--"); t = tr("%Dp%DN%1%DN %DH(%2@%3)%DH has left %DC%4%DC").arg(nick, user, host, bufferName);
+      t = tr("%Dp%DN%1%DN %DH(%2@%3)%DH has left %DC%4%DC").arg(nick, user, host, bufferName);
       if(!txt.isEmpty()) t = QString("%1 (%2)").arg(t).arg(txt);
       break;
     case Message::Quit:
-      s = tr("%Dq<--"); t = tr("%Dq%DN%DU%1%DU%DN %DH(%2@%3)%DH has quit").arg(nick, user, host);
+      t = tr("%Dq%DN%1%DN %DH(%2@%3)%DH has quit").arg(nick, user, host);
       if(!txt.isEmpty()) t = QString("%1 (%2)").arg(t).arg(txt);
       break;
-    case Message::Kick:
-      { s = tr("%Dk<-*");
+    case Message::Kick: {
         QString victim = txt.section(" ", 0, 0);
-        //if(victim == ui.ownNick->currentText()) victim = tr("you");
         QString kickmsg = txt.section(" ", 1);
         t = tr("%Dk%DN%1%DN has kicked %DN%2%DN from %DC%3%DC").arg(nick).arg(victim).arg(bufferName);
         if(!kickmsg.isEmpty()) t = QString("%1 (%2)").arg(t).arg(kickmsg);
       }
       break;
     case Message::Nick:
-      s = tr("%Dr<->");
-      if(nick == msg.contents()) t = tr("%DrYou are now known as %DN%1%DN").arg(txt);
+      if(nick == contents()) t = tr("%DrYou are now known as %DN%1%DN").arg(txt);
       else t = tr("%Dr%DN%1%DN is now known as %DN%2%DN").arg(nick, txt);
       break;
     case Message::Mode:
-      s = tr("%Dm***");
       if(nick.isEmpty()) t = tr("%DmUser mode: %DM%1%DM").arg(txt);
       else t = tr("%DmMode %DM%1%DM by %DN%2%DN").arg(txt, nick);
       break;
     case Message::Action:
-      s = tr("%Da-*-");
       t = tr("%Da%DN%1%DN %2").arg(nick).arg(txt);
       break;
     default:
-      s = tr("%De%1").arg(msg.sender());
       t = tr("%De[%1]").arg(txt);
   }
-  result.sender = styleString(s);
-  result.contents = styleString(t);
-  return result;
+  _contents = style->styleString(t);
+}
+
+QString UiStyle::StyledMessage::decoratedTimestamp() const {
+  return QString("[%1]").arg(timestamp().toLocalTime().toString("hh:mm:ss"));
+}
+
+QString UiStyle::StyledMessage::plainSender() const {
+  switch(type()) {
+    case Message::Plain:
+    case Message::Notice:
+      return nickFromMask(sender());
+    default:
+      return QString();
+  }
+}
+
+QString UiStyle::StyledMessage::decoratedSender() const {
+  switch(type()) {
+    case Message::Plain:
+      return tr("<%1>").arg(plainSender()); break;
+    case Message::Notice:
+      return tr("[%1]").arg(plainSender()); break;
+    case Message::Topic:
+    case Message::Server:
+      return tr("*"); break;
+    case Message::Error:
+      return tr("*"); break;
+    case Message::Join:
+      return tr("-->"); break;
+    case Message::Part:
+      return tr("<--"); break;
+    case Message::Quit:
+      return tr("<--"); break;
+    case Message::Kick:
+      return tr("<-*"); break;
+    case Message::Nick:
+      return tr("<->"); break;
+    case Message::Mode:
+      return tr("***"); break;
+    case Message::Action:
+      return tr("-*-"); break;
+    default:
+      return tr("%1").arg(plainSender());
+  }
+}
+
+UiStyle::FormatType UiStyle::StyledMessage::senderFormat() const {
+  switch(type()) {
+    case Message::Plain:
+      // To produce random like but stable nick colorings some sort of hashing should work best.
+      // In this case we just use the qt function qChecksum which produces a
+      // CRC16 hash. This should be fast and 16 bits are more than enough.
+      {
+        QString nick = nickFromMask(sender()).toLower();
+        if(!nick.isEmpty()) {
+          int chopCount = 0;
+          while(nick[nick.count() - 1 - chopCount] == '_') {
+            chopCount++;
+          }
+          nick.chop(chopCount);
+        }
+        quint16 hash = qChecksum(nick.toAscii().data(), nick.toAscii().size());
+        return (UiStyle::FormatType)((((hash % 12) + 1) << 24) + 0x200); // FIXME: amount of sender colors hardwired
+      }
+    case Message::Notice:
+      return UiStyle::NoticeMsg; break;
+    case Message::Topic:
+    case Message::Server:
+      return UiStyle::ServerMsg; break;
+    case Message::Error:
+      return UiStyle::ErrorMsg; break;
+    case Message::Join:
+      return UiStyle::JoinMsg; break;
+    case Message::Part:
+      return UiStyle::PartMsg; break;
+    case Message::Quit:
+      return UiStyle::QuitMsg; break;
+    case Message::Kick:
+      return UiStyle::KickMsg; break;
+    case Message::Nick:
+      return UiStyle::RenameMsg; break;
+    case Message::Mode:
+      return UiStyle::ModeMsg; break;
+    case Message::Action:
+      return UiStyle::ActionMsg; break;
+    default:
+      return UiStyle::ErrorMsg;
+  }
 }
 
+
+/***********************************************************************************/
+
 QDataStream &operator<<(QDataStream &out, const UiStyle::FormatList &formatList) {
   out << formatList.count();
   UiStyle::FormatList::const_iterator it = formatList.begin();
@@ -369,3 +532,285 @@ QDataStream &operator>>(QDataStream &in, UiStyle::FormatList &formatList) {
   }
   return in;
 }
+
+/***********************************************************************************/
+// 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
+  QRegExp blockrx("((ChatLine|Palette)[^{]*)\\{([^}]+)\\}");
+  int pos = 0;
+  while((pos = blockrx.indexIn(ss, pos)) >= 0) {
+    //qDebug() << blockrx.cap(1) << blockrx.cap(3);
+
+    if(blockrx.cap(2) == "ChatLine")
+      parseChatLineData(blockrx.cap(1).trimmed(), blockrx.cap(3).trimmed());
+    else
+      parsePaletteData(blockrx.cap(1).trimmed(), blockrx.cap(3).trimmed());
+
+    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;
+}