-void IconLoader::setTheme(const QString &theme) {
- _theme = theme;
- // check which dirs could contain themed icons
- _themedIconDirNames.clear();
- _plainIconDirNames.clear();
- QString path;
- QStringList dataDirNames = QString(qgetenv("XDG_DATA_DIRS")).split(':');
-
- // System theme in $data/icons/$theme
- foreach(QString dir, dataDirNames) {
- path = QString("%1/icons/%2").arg(dir, theme);
- if(QFile::exists(path))
- _themedIconDirNames.append(path);
- }
- // Resource for system theme :/icons/$theme
- path = QString(":/icons/%2");
- if(QFile::exists(path))
- _themedIconDirNames.append(path);
-
- // Own icons in $data/apps/quassel/icons/hicolor and :/icons/hicolor
- // Also, plain icon dirs $data/apps/quassel/pics and :/pics
- dataDirNames.append(":");
- foreach(QString dir, dataDirNames) {
- path = QString("%1/apps/quassel/icons/hicolor");
- if(QFile::exists(path))
- _themedIconDirNames.append(path);
- path = QString("%1/apps/quassel/pics");
- if(QFile::exists(path))
- _plainIconDirNames.append(path);
- }
+
+void IconLoader::setTheme(const QString &theme)
+{
+ _theme = theme;
+ // check which dirs could contain themed icons
+ _themedIconDirNames.clear();
+ _plainIconDirNames.clear();
+
+ // First, look for a system theme
+ // This is supposed to only work on Unix, though other platforms might set $XDG_DATA_DIRS if they please.
+ QStringList iconDirNames = QString(qgetenv("XDG_DATA_DIRS")).split(':', QString::SkipEmptyParts);
+ if (!iconDirNames.isEmpty()) {
+ for (int i = 0; i < iconDirNames.count(); i++)
+ iconDirNames[i].append(QString("/icons/"));
+ }
+#ifdef Q_OS_UNIX
+ else {
+ // Provide a fallback
+ iconDirNames << "/usr/share/icons/";
+ }
+ // Add our prefix too
+ QString appDir = QCoreApplication::applicationDirPath();
+ int binpos = appDir.lastIndexOf("/bin");
+ if (binpos >= 0) {
+ appDir.replace(binpos, 4, "/share");
+ appDir.append("/icons/");
+ if (!iconDirNames.contains(appDir))
+ iconDirNames.append(appDir);
+ }
+#endif
+
+ // Now look for an icons/ subdir in our data paths
+ foreach(const QString &dir, Quassel::dataDirPaths())
+ iconDirNames << dir + "icons/";
+
+ // Add our resource path too
+ iconDirNames << ":/icons/";
+
+ // Ready do add theme names
+ foreach(const QString &dir, iconDirNames) {
+ QString path = dir + theme + '/';
+ if (QFile::exists(path))
+ _themedIconDirNames << path;
+ }
+ foreach(const QString &dir, iconDirNames) {
+ QString path = dir + "hicolor/";
+ if (QFile::exists(path))
+ _themedIconDirNames << path;
+ }
+
+ // We ship some plain (non-themed) icons in $data/pics
+ foreach(const QString &dir, Quassel::dataDirPaths()) {
+ QString path = dir + "pics/";
+ if (QFile::exists(path))
+ _plainIconDirNames << path;
+ }
+ // And of course, our resource path
+ if (QFile::exists(":/pics"))
+ _plainIconDirNames << ":/pics";