Don't search more generic icons in Applications and MimeTypes contexts
According to the specification https://specifications.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html#guidelines 1) "the dash “-” character is used to separate levels of specificity in icon names, for all contexts other than MimeTypes" 2) "the “Applications” context should not use this method of falling back to more generic icons" Change-Id: Ia3536141158a4b6c1c4f85db8ad890514cf19e84 Reviewed-by: Axel Spoerl <axel.spoerl@qt.io> (cherry picked from commit e0c435cbfeaf1b82f759910fbf05d13e55d4f95f) Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> (cherry picked from commit 79aa84aec200b3287e7948aa6c32c1ccb848c4d9)
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@ -392,6 +392,17 @@ QIconTheme::QIconTheme(const QString &themeName)
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dirInfo.maxSize = indexReader.value(directoryKey + "/MaxSize"_L1, size).toInt();
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dirInfo.scale = indexReader.value(directoryKey + "/Scale"_L1, 1).toInt();
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const QString context = indexReader.value(directoryKey + "/Context"_L1).toString();
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dirInfo.context = [context]() {
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if (context == "Applications"_L1)
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return QIconDirInfo::Applications;
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else if (context == "MimeTypes"_L1)
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return QIconDirInfo::MimeTypes;
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else
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return QIconDirInfo::UnknownContext;
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}();
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m_keyList.append(dirInfo);
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}
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}
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@ -453,6 +464,7 @@ QThemeIconInfo QIconLoader::findIconHelper(const QString &themeName,
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const QStringList contentDirs = theme.contentDirs();
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QStringView iconNameFallback(iconName);
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bool searchingGenericFallback = false;
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// Iterate through all icon's fallbacks in current theme
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while (info.entries.empty()) {
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@ -487,6 +499,11 @@ QThemeIconInfo QIconLoader::findIconHelper(const QString &themeName,
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QString contentDir = contentDirs.at(i) + u'/';
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for (int j = 0; j < subDirs.size() ; ++j) {
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const QIconDirInfo &dirInfo = subDirs.at(j);
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if (searchingGenericFallback &&
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(dirInfo.context == QIconDirInfo::Applications ||
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dirInfo.context == QIconDirInfo::MimeTypes))
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continue;
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const QString subDir = contentDir + dirInfo.path + u'/';
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const QString pngPath = subDir + pngIconName;
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if (QFile::exists(pngPath)) {
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@ -519,6 +536,7 @@ QThemeIconInfo QIconLoader::findIconHelper(const QString &themeName,
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break;
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iconNameFallback.truncate(indexOfDash);
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searchingGenericFallback = true;
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}
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if (info.entries.empty()) {
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@ -38,6 +38,7 @@ class QIconLoader;
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struct QIconDirInfo
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{
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enum Type { Fixed, Scalable, Threshold, Fallback };
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enum Context { UnknownContext, Applications, MimeTypes };
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QIconDirInfo(const QString &_path = QString()) :
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path(_path),
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size(0),
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@ -45,7 +46,8 @@ struct QIconDirInfo
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minSize(0),
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threshold(0),
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scale(1),
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type(Threshold) {}
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type(Threshold),
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context(UnknownContext) {}
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QString path;
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short size;
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short maxSize;
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@ -53,6 +55,7 @@ struct QIconDirInfo
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short threshold;
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short scale;
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Type type;
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Context context;
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};
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Q_DECLARE_TYPEINFO(QIconDirInfo, Q_RELOCATABLE_TYPE);
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