diff options
Diffstat (limited to 'libraries/iconfix/internal/qiconloader.cpp')
| -rw-r--r-- | libraries/iconfix/internal/qiconloader.cpp | 934 |
1 files changed, 467 insertions, 467 deletions
diff --git a/libraries/iconfix/internal/qiconloader.cpp b/libraries/iconfix/internal/qiconloader.cpp index b1195893..41cf3d50 100644 --- a/libraries/iconfix/internal/qiconloader.cpp +++ b/libraries/iconfix/internal/qiconloader.cpp @@ -55,7 +55,7 @@ Q_GLOBAL_STATIC(QIconLoader, iconLoaderInstance) static QString fallbackTheme() { - return QString("hicolor"); + return QString("hicolor"); } QIconLoader::QIconLoader() : m_themeKey(1), m_supportsSvg(false), m_initialized(false) @@ -67,403 +67,403 @@ QIconLoader::QIconLoader() : m_themeKey(1), m_supportsSvg(false), m_initialized( static inline QString systemThemeName() { - return QIcon::themeName(); + return QIcon::themeName(); } static inline QStringList systemIconSearchPaths() { - auto paths = QIcon::themeSearchPaths(); - paths.push_front(":/icons"); - return paths; + auto paths = QIcon::themeSearchPaths(); + paths.push_front(":/icons"); + return paths; } void QIconLoader::ensureInitialized() { - if (!m_initialized) - { - m_initialized = true; + if (!m_initialized) + { + m_initialized = true; - Q_ASSERT(qApp); + Q_ASSERT(qApp); - m_systemTheme = QIcon::themeName(); + m_systemTheme = QIcon::themeName(); - if (m_systemTheme.isEmpty()) - m_systemTheme = fallbackTheme(); - m_supportsSvg = true; - } + if (m_systemTheme.isEmpty()) + m_systemTheme = fallbackTheme(); + m_supportsSvg = true; + } } QIconLoader *QIconLoader::instance() { - iconLoaderInstance()->ensureInitialized(); - return iconLoaderInstance(); + iconLoaderInstance()->ensureInitialized(); + return iconLoaderInstance(); } // Queries the system theme and invalidates existing // icons if the theme has changed. void QIconLoader::updateSystemTheme() { - // Only change if this is not explicitly set by the user - if (m_userTheme.isEmpty()) - { - QString theme = systemThemeName(); - if (theme.isEmpty()) - theme = fallbackTheme(); - if (theme != m_systemTheme) - { - m_systemTheme = theme; - invalidateKey(); - } - } + // Only change if this is not explicitly set by the user + if (m_userTheme.isEmpty()) + { + QString theme = systemThemeName(); + if (theme.isEmpty()) + theme = fallbackTheme(); + if (theme != m_systemTheme) + { + m_systemTheme = theme; + invalidateKey(); + } + } } void QIconLoader::setThemeName(const QString &themeName) { - m_userTheme = themeName; - invalidateKey(); + m_userTheme = themeName; + invalidateKey(); } void QIconLoader::setThemeSearchPath(const QStringList &searchPaths) { - m_iconDirs = searchPaths; - themeList.clear(); - invalidateKey(); + m_iconDirs = searchPaths; + themeList.clear(); + invalidateKey(); } QStringList QIconLoader::themeSearchPaths() const { - if (m_iconDirs.isEmpty()) - { - m_iconDirs = systemIconSearchPaths(); - } - return m_iconDirs; + if (m_iconDirs.isEmpty()) + { + m_iconDirs = systemIconSearchPaths(); + } + return m_iconDirs; } QIconTheme::QIconTheme(const QString &themeName) : m_valid(false) { - QFile themeIndex; - - QStringList iconDirs = systemIconSearchPaths(); - for (int i = 0; i < iconDirs.size(); ++i) - { - QDir iconDir(iconDirs[i]); - QString themeDir = iconDir.path() + QLatin1Char('/') + themeName; - themeIndex.setFileName(themeDir + QLatin1String("/index.theme")); - if (themeIndex.exists()) - { - m_contentDir = themeDir; - m_valid = true; - - foreach (QString path, iconDirs) - { - if (QFileInfo(path).isDir()) - m_contentDirs.append(path + QLatin1Char('/') + themeName); - } - - break; - } - } - - // if there is no index file, abscond. - if (!themeIndex.exists()) - return; - - // otherwise continue reading index file - const QSettings indexReader(themeIndex.fileName(), QSettings::IniFormat); - QStringListIterator keyIterator(indexReader.allKeys()); - while (keyIterator.hasNext()) - { - const QString key = keyIterator.next(); - if (!key.endsWith(QLatin1String("/Size"))) - continue; - - // Note the QSettings ini-format does not accept - // slashes in key names, hence we have to cheat - int size = indexReader.value(key).toInt(); - if (!size) - continue; - - QString directoryKey = key.left(key.size() - 5); - QIconDirInfo dirInfo(directoryKey); - dirInfo.size = size; - QString type = - indexReader.value(directoryKey + QLatin1String("/Type")).toString(); - - if (type == QLatin1String("Fixed")) - dirInfo.type = QIconDirInfo::Fixed; - else if (type == QLatin1String("Scalable")) - dirInfo.type = QIconDirInfo::Scalable; - else - dirInfo.type = QIconDirInfo::Threshold; - - dirInfo.threshold = - indexReader.value(directoryKey + QLatin1String("/Threshold"), 2) - .toInt(); - - dirInfo.minSize = - indexReader.value(directoryKey + QLatin1String("/MinSize"), size) - .toInt(); - - dirInfo.maxSize = - indexReader.value(directoryKey + QLatin1String("/MaxSize"), size) - .toInt(); - m_keyList.append(dirInfo); - } - - // Parent themes provide fallbacks for missing icons - m_parents = indexReader.value(QLatin1String("Icon Theme/Inherits")).toStringList(); - m_parents.removeAll(QString()); - - // Ensure a default platform fallback for all themes - if (m_parents.isEmpty()) - { - const QString fallback = fallbackTheme(); - if (!fallback.isEmpty()) - m_parents.append(fallback); - } - - // Ensure that all themes fall back to hicolor - if (!m_parents.contains(QLatin1String("hicolor"))) - m_parents.append(QLatin1String("hicolor")); + QFile themeIndex; + + QStringList iconDirs = systemIconSearchPaths(); + for (int i = 0; i < iconDirs.size(); ++i) + { + QDir iconDir(iconDirs[i]); + QString themeDir = iconDir.path() + QLatin1Char('/') + themeName; + themeIndex.setFileName(themeDir + QLatin1String("/index.theme")); + if (themeIndex.exists()) + { + m_contentDir = themeDir; + m_valid = true; + + foreach (QString path, iconDirs) + { + if (QFileInfo(path).isDir()) + m_contentDirs.append(path + QLatin1Char('/') + themeName); + } + + break; + } + } + + // if there is no index file, abscond. + if (!themeIndex.exists()) + return; + + // otherwise continue reading index file + const QSettings indexReader(themeIndex.fileName(), QSettings::IniFormat); + QStringListIterator keyIterator(indexReader.allKeys()); + while (keyIterator.hasNext()) + { + const QString key = keyIterator.next(); + if (!key.endsWith(QLatin1String("/Size"))) + continue; + + // Note the QSettings ini-format does not accept + // slashes in key names, hence we have to cheat + int size = indexReader.value(key).toInt(); + if (!size) + continue; + + QString directoryKey = key.left(key.size() - 5); + QIconDirInfo dirInfo(directoryKey); + dirInfo.size = size; + QString type = + indexReader.value(directoryKey + QLatin1String("/Type")).toString(); + + if (type == QLatin1String("Fixed")) + dirInfo.type = QIconDirInfo::Fixed; + else if (type == QLatin1String("Scalable")) + dirInfo.type = QIconDirInfo::Scalable; + else + dirInfo.type = QIconDirInfo::Threshold; + + dirInfo.threshold = + indexReader.value(directoryKey + QLatin1String("/Threshold"), 2) + .toInt(); + + dirInfo.minSize = + indexReader.value(directoryKey + QLatin1String("/MinSize"), size) + .toInt(); + + dirInfo.maxSize = + indexReader.value(directoryKey + QLatin1String("/MaxSize"), size) + .toInt(); + m_keyList.append(dirInfo); + } + + // Parent themes provide fallbacks for missing icons + m_parents = indexReader.value(QLatin1String("Icon Theme/Inherits")).toStringList(); + m_parents.removeAll(QString()); + + // Ensure a default platform fallback for all themes + if (m_parents.isEmpty()) + { + const QString fallback = fallbackTheme(); + if (!fallback.isEmpty()) + m_parents.append(fallback); + } + + // Ensure that all themes fall back to hicolor + if (!m_parents.contains(QLatin1String("hicolor"))) + m_parents.append(QLatin1String("hicolor")); } QThemeIconEntries QIconLoader::findIconHelper(const QString &themeName, const QString &iconName, - QStringList &visited) const -{ - QThemeIconEntries entries; - Q_ASSERT(!themeName.isEmpty()); - - QPixmap pixmap; - - // Used to protect against potential recursions - visited << themeName; - - QIconTheme theme = themeList.value(themeName); - if (!theme.isValid()) - { - theme = QIconTheme(themeName); - if (!theme.isValid()) - theme = QIconTheme(fallbackTheme()); - - themeList.insert(themeName, theme); - } - - QStringList contentDirs = theme.contentDirs(); - const QVector<QIconDirInfo> subDirs = theme.keyList(); - - const QString svgext(QLatin1String(".svg")); - const QString pngext(QLatin1String(".png")); - const QString xpmext(QLatin1String(".xpm")); - - // Add all relevant files - for (int i = 0; i < subDirs.size(); ++i) - { - const QIconDirInfo &dirInfo = subDirs.at(i); - QString subdir = dirInfo.path; - - foreach (QString contentDir, contentDirs) - { - QDir currentDir(contentDir + '/' + subdir); - - if (currentDir.exists(iconName + pngext)) - { - PixmapEntry *iconEntry = new PixmapEntry; - iconEntry->dir = dirInfo; - iconEntry->filename = currentDir.filePath(iconName + pngext); - // Notice we ensure that pixmap entries always come before - // scalable to preserve search order afterwards - entries.prepend(iconEntry); - } - else if (m_supportsSvg && currentDir.exists(iconName + svgext)) - { - ScalableEntry *iconEntry = new ScalableEntry; - iconEntry->dir = dirInfo; - iconEntry->filename = currentDir.filePath(iconName + svgext); - entries.append(iconEntry); - break; - } - else if (currentDir.exists(iconName + xpmext)) - { - PixmapEntry *iconEntry = new PixmapEntry; - iconEntry->dir = dirInfo; - iconEntry->filename = currentDir.filePath(iconName + xpmext); - // Notice we ensure that pixmap entries always come before - // scalable to preserve search order afterwards - entries.append(iconEntry); - break; - } - } - } - - if (entries.isEmpty()) - { - const QStringList parents = theme.parents(); - // Search recursively through inherited themes - for (int i = 0; i < parents.size(); ++i) - { - - const QString parentTheme = parents.at(i).trimmed(); - - if (!visited.contains(parentTheme)) // guard against recursion - entries = findIconHelper(parentTheme, iconName, visited); - - if (!entries.isEmpty()) // success - break; - } - } + QStringList &visited) const +{ + QThemeIconEntries entries; + Q_ASSERT(!themeName.isEmpty()); + + QPixmap pixmap; + + // Used to protect against potential recursions + visited << themeName; + + QIconTheme theme = themeList.value(themeName); + if (!theme.isValid()) + { + theme = QIconTheme(themeName); + if (!theme.isValid()) + theme = QIconTheme(fallbackTheme()); + + themeList.insert(themeName, theme); + } + + QStringList contentDirs = theme.contentDirs(); + const QVector<QIconDirInfo> subDirs = theme.keyList(); + + const QString svgext(QLatin1String(".svg")); + const QString pngext(QLatin1String(".png")); + const QString xpmext(QLatin1String(".xpm")); + + // Add all relevant files + for (int i = 0; i < subDirs.size(); ++i) + { + const QIconDirInfo &dirInfo = subDirs.at(i); + QString subdir = dirInfo.path; + + foreach (QString contentDir, contentDirs) + { + QDir currentDir(contentDir + '/' + subdir); + + if (currentDir.exists(iconName + pngext)) + { + PixmapEntry *iconEntry = new PixmapEntry; + iconEntry->dir = dirInfo; + iconEntry->filename = currentDir.filePath(iconName + pngext); + // Notice we ensure that pixmap entries always come before + // scalable to preserve search order afterwards + entries.prepend(iconEntry); + } + else if (m_supportsSvg && currentDir.exists(iconName + svgext)) + { + ScalableEntry *iconEntry = new ScalableEntry; + iconEntry->dir = dirInfo; + iconEntry->filename = currentDir.filePath(iconName + svgext); + entries.append(iconEntry); + break; + } + else if (currentDir.exists(iconName + xpmext)) + { + PixmapEntry *iconEntry = new PixmapEntry; + iconEntry->dir = dirInfo; + iconEntry->filename = currentDir.filePath(iconName + xpmext); + // Notice we ensure that pixmap entries always come before + // scalable to preserve search order afterwards + entries.append(iconEntry); + break; + } + } + } + + if (entries.isEmpty()) + { + const QStringList parents = theme.parents(); + // Search recursively through inherited themes + for (int i = 0; i < parents.size(); ++i) + { + + const QString parentTheme = parents.at(i).trimmed(); + + if (!visited.contains(parentTheme)) // guard against recursion + entries = findIconHelper(parentTheme, iconName, visited); + + if (!entries.isEmpty()) // success + break; + } + } /********************************************************************* Author: Kaitlin Rupert <kaitlin.rupert@intel.com> Date: Aug 12, 2010 Description: Make it so that the QIcon loader honors /usr/share/pixmaps - directory. This is a valid directory per the Freedesktop.org - icon theme specification. + directory. This is a valid directory per the Freedesktop.org + icon theme specification. Bug: https://bugreports.qt.nokia.com/browse/QTBUG-12874 *********************************************************************/ #ifdef Q_OS_LINUX - /* Freedesktop standard says to look in /usr/share/pixmaps last */ - if (entries.isEmpty()) - { - const QString pixmaps(QLatin1String("/usr/share/pixmaps")); - - QDir currentDir(pixmaps); - QIconDirInfo dirInfo(pixmaps); - if (currentDir.exists(iconName + pngext)) - { - PixmapEntry *iconEntry = new PixmapEntry; - iconEntry->dir = dirInfo; - iconEntry->filename = currentDir.filePath(iconName + pngext); - // Notice we ensure that pixmap entries always come before - // scalable to preserve search order afterwards - entries.prepend(iconEntry); - } - else if (m_supportsSvg && currentDir.exists(iconName + svgext)) - { - ScalableEntry *iconEntry = new ScalableEntry; - iconEntry->dir = dirInfo; - iconEntry->filename = currentDir.filePath(iconName + svgext); - entries.append(iconEntry); - } - else if (currentDir.exists(iconName + xpmext)) - { - PixmapEntry *iconEntry = new PixmapEntry; - iconEntry->dir = dirInfo; - iconEntry->filename = currentDir.filePath(iconName + xpmext); - // Notice we ensure that pixmap entries always come before - // scalable to preserve search order afterwards - entries.append(iconEntry); - } - } + /* Freedesktop standard says to look in /usr/share/pixmaps last */ + if (entries.isEmpty()) + { + const QString pixmaps(QLatin1String("/usr/share/pixmaps")); + + QDir currentDir(pixmaps); + QIconDirInfo dirInfo(pixmaps); + if (currentDir.exists(iconName + pngext)) + { + PixmapEntry *iconEntry = new PixmapEntry; + iconEntry->dir = dirInfo; + iconEntry->filename = currentDir.filePath(iconName + pngext); + // Notice we ensure that pixmap entries always come before + // scalable to preserve search order afterwards + entries.prepend(iconEntry); + } + else if (m_supportsSvg && currentDir.exists(iconName + svgext)) + { + ScalableEntry *iconEntry = new ScalableEntry; + iconEntry->dir = dirInfo; + iconEntry->filename = currentDir.filePath(iconName + svgext); + entries.append(iconEntry); + } + else if (currentDir.exists(iconName + xpmext)) + { + PixmapEntry *iconEntry = new PixmapEntry; + iconEntry->dir = dirInfo; + iconEntry->filename = currentDir.filePath(iconName + xpmext); + // Notice we ensure that pixmap entries always come before + // scalable to preserve search order afterwards + entries.append(iconEntry); + } + } #endif - if (entries.isEmpty()) - { - // Search for unthemed icons in main dir of search paths - QStringList themeSearchPaths = QIcon::themeSearchPaths(); - foreach (QString contentDir, themeSearchPaths) - { - QDir currentDir(contentDir); - - if (currentDir.exists(iconName + pngext)) - { - PixmapEntry *iconEntry = new PixmapEntry; - iconEntry->filename = currentDir.filePath(iconName + pngext); - // Notice we ensure that pixmap entries always come before - // scalable to preserve search order afterwards - entries.prepend(iconEntry); - } - else if (m_supportsSvg && currentDir.exists(iconName + svgext)) - { - ScalableEntry *iconEntry = new ScalableEntry; - iconEntry->filename = currentDir.filePath(iconName + svgext); - entries.append(iconEntry); - break; - } - else if (currentDir.exists(iconName + xpmext)) - { - PixmapEntry *iconEntry = new PixmapEntry; - iconEntry->filename = currentDir.filePath(iconName + xpmext); - // Notice we ensure that pixmap entries always come before - // scalable to preserve search order afterwards - entries.append(iconEntry); - break; - } - } - } - return entries; + if (entries.isEmpty()) + { + // Search for unthemed icons in main dir of search paths + QStringList themeSearchPaths = QIcon::themeSearchPaths(); + foreach (QString contentDir, themeSearchPaths) + { + QDir currentDir(contentDir); + + if (currentDir.exists(iconName + pngext)) + { + PixmapEntry *iconEntry = new PixmapEntry; + iconEntry->filename = currentDir.filePath(iconName + pngext); + // Notice we ensure that pixmap entries always come before + // scalable to preserve search order afterwards + entries.prepend(iconEntry); + } + else if (m_supportsSvg && currentDir.exists(iconName + svgext)) + { + ScalableEntry *iconEntry = new ScalableEntry; + iconEntry->filename = currentDir.filePath(iconName + svgext); + entries.append(iconEntry); + break; + } + else if (currentDir.exists(iconName + xpmext)) + { + PixmapEntry *iconEntry = new PixmapEntry; + iconEntry->filename = currentDir.filePath(iconName + xpmext); + // Notice we ensure that pixmap entries always come before + // scalable to preserve search order afterwards + entries.append(iconEntry); + break; + } + } + } + return entries; } QThemeIconEntries QIconLoader::loadIcon(const QString &name) const { - if (!themeName().isEmpty()) - { - QStringList visited; - return findIconHelper(themeName(), name, visited); - } + if (!themeName().isEmpty()) + { + QStringList visited; + return findIconHelper(themeName(), name, visited); + } - return QThemeIconEntries(); + return QThemeIconEntries(); } // -------- Icon Loader Engine -------- // QIconLoaderEngineFixed::QIconLoaderEngineFixed(const QString &iconName) - : m_iconName(iconName), m_key(0) + : m_iconName(iconName), m_key(0) { } QIconLoaderEngineFixed::~QIconLoaderEngineFixed() { - qDeleteAll(m_entries); + qDeleteAll(m_entries); } QIconLoaderEngineFixed::QIconLoaderEngineFixed(const QIconLoaderEngineFixed &other) - : QIconEngine(other), m_iconName(other.m_iconName), m_key(0) + : QIconEngine(other), m_iconName(other.m_iconName), m_key(0) { } QIconEngine *QIconLoaderEngineFixed::clone() const { - return new QIconLoaderEngineFixed(*this); + return new QIconLoaderEngineFixed(*this); } bool QIconLoaderEngineFixed::read(QDataStream &in) { - in >> m_iconName; - return true; + in >> m_iconName; + return true; } bool QIconLoaderEngineFixed::write(QDataStream &out) const { - out << m_iconName; - return true; + out << m_iconName; + return true; } bool QIconLoaderEngineFixed::hasIcon() const { - return !(m_entries.isEmpty()); + return !(m_entries.isEmpty()); } // Lazily load the icon void QIconLoaderEngineFixed::ensureLoaded() { - if (!(QIconLoader::instance()->themeKey() == m_key)) - { + if (!(QIconLoader::instance()->themeKey() == m_key)) + { - qDeleteAll(m_entries); + qDeleteAll(m_entries); - m_entries = QIconLoader::instance()->loadIcon(m_iconName); - m_key = QIconLoader::instance()->themeKey(); - } + m_entries = QIconLoader::instance()->loadIcon(m_iconName); + m_key = QIconLoader::instance()->themeKey(); + } } void QIconLoaderEngineFixed::paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, - QIcon::State state) + QIcon::State state) { - QSize pixmapSize = rect.size(); + QSize pixmapSize = rect.size(); #if defined(Q_WS_MAC) - pixmapSize *= qt_mac_get_scalefactor(); + pixmapSize *= qt_mac_get_scalefactor(); #endif - painter->drawPixmap(rect, pixmap(pixmapSize, mode, state)); + painter->drawPixmap(rect, pixmap(pixmapSize, mode, state)); } /* @@ -472,21 +472,21 @@ void QIconLoaderEngineFixed::paint(QPainter *painter, const QRect &rect, QIcon:: */ static bool directoryMatchesSize(const QIconDirInfo &dir, int iconsize) { - if (dir.type == QIconDirInfo::Fixed) - { - return dir.size == iconsize; - } - else if (dir.type == QIconDirInfo::Scalable) - { - return dir.size <= dir.maxSize && iconsize >= dir.minSize; - } - else if (dir.type == QIconDirInfo::Threshold) - { - return iconsize >= dir.size - dir.threshold && iconsize <= dir.size + dir.threshold; - } - - Q_ASSERT(1); // Not a valid value - return false; + if (dir.type == QIconDirInfo::Fixed) + { + return dir.size == iconsize; + } + else if (dir.type == QIconDirInfo::Scalable) + { + return dir.size <= dir.maxSize && iconsize >= dir.minSize; + } + else if (dir.type == QIconDirInfo::Threshold) + { + return iconsize >= dir.size - dir.threshold && iconsize <= dir.size + dir.threshold; + } + + Q_ASSERT(1); // Not a valid value + return false; } /* @@ -495,66 +495,66 @@ static bool directoryMatchesSize(const QIconDirInfo &dir, int iconsize) */ static int directorySizeDistance(const QIconDirInfo &dir, int iconsize) { - if (dir.type == QIconDirInfo::Fixed) - { - return qAbs(dir.size - iconsize); - } - else if (dir.type == QIconDirInfo::Scalable) - { - if (iconsize < dir.minSize) - return dir.minSize - iconsize; - else if (iconsize > dir.maxSize) - return iconsize - dir.maxSize; - else - return 0; - } - else if (dir.type == QIconDirInfo::Threshold) - { - if (iconsize < dir.size - dir.threshold) - return dir.minSize - iconsize; - else if (iconsize > dir.size + dir.threshold) - return iconsize - dir.maxSize; - else - return 0; - } - - Q_ASSERT(1); // Not a valid value - return INT_MAX; + if (dir.type == QIconDirInfo::Fixed) + { + return qAbs(dir.size - iconsize); + } + else if (dir.type == QIconDirInfo::Scalable) + { + if (iconsize < dir.minSize) + return dir.minSize - iconsize; + else if (iconsize > dir.maxSize) + return iconsize - dir.maxSize; + else + return 0; + } + else if (dir.type == QIconDirInfo::Threshold) + { + if (iconsize < dir.size - dir.threshold) + return dir.minSize - iconsize; + else if (iconsize > dir.size + dir.threshold) + return iconsize - dir.maxSize; + else + return 0; + } + + Q_ASSERT(1); // Not a valid value + return INT_MAX; } QIconLoaderEngineEntry *QIconLoaderEngineFixed::entryForSize(const QSize &size) { - int iconsize = qMin(size.width(), size.height()); - - // Note that m_entries are sorted so that png-files - // come first - - const int numEntries = m_entries.size(); - - // Search for exact matches first - for (int i = 0; i < numEntries; ++i) - { - QIconLoaderEngineEntry *entry = m_entries.at(i); - if (directoryMatchesSize(entry->dir, iconsize)) - { - return entry; - } - } - - // Find the minimum distance icon - int minimalSize = INT_MAX; - QIconLoaderEngineEntry *closestMatch = 0; - for (int i = 0; i < numEntries; ++i) - { - QIconLoaderEngineEntry *entry = m_entries.at(i); - int distance = directorySizeDistance(entry->dir, iconsize); - if (distance < minimalSize) - { - minimalSize = distance; - closestMatch = entry; - } - } - return closestMatch; + int iconsize = qMin(size.width(), size.height()); + + // Note that m_entries are sorted so that png-files + // come first + + const int numEntries = m_entries.size(); + + // Search for exact matches first + for (int i = 0; i < numEntries; ++i) + { + QIconLoaderEngineEntry *entry = m_entries.at(i); + if (directoryMatchesSize(entry->dir, iconsize)) + { + return entry; + } + } + + // Find the minimum distance icon + int minimalSize = INT_MAX; + QIconLoaderEngineEntry *closestMatch = 0; + for (int i = 0; i < numEntries; ++i) + { + QIconLoaderEngineEntry *entry = m_entries.at(i); + int distance = directorySizeDistance(entry->dir, iconsize); + if (distance < minimalSize) + { + minimalSize = distance; + closestMatch = entry; + } + } + return closestMatch; } /* @@ -564,125 +564,125 @@ QIconLoaderEngineEntry *QIconLoaderEngineFixed::entryForSize(const QSize &size) * */ QSize QIconLoaderEngineFixed::actualSize(const QSize &size, QIcon::Mode mode, - QIcon::State state) -{ - ensureLoaded(); - - QIconLoaderEngineEntry *entry = entryForSize(size); - if (entry) - { - const QIconDirInfo &dir = entry->dir; - if (dir.type == QIconDirInfo::Scalable) - return size; - else - { - int result = qMin<int>(dir.size, qMin(size.width(), size.height())); - return QSize(result, result); - } - } - return QIconEngine::actualSize(size, mode, state); + QIcon::State state) +{ + ensureLoaded(); + + QIconLoaderEngineEntry *entry = entryForSize(size); + if (entry) + { + const QIconDirInfo &dir = entry->dir; + if (dir.type == QIconDirInfo::Scalable) + return size; + else + { + int result = qMin<int>(dir.size, qMin(size.width(), size.height())); + return QSize(result, result); + } + } + return QIconEngine::actualSize(size, mode, state); } QPixmap PixmapEntry::pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state) { - Q_UNUSED(state); - - // Ensure that basePixmap is lazily initialized before generating the - // key, otherwise the cache key is not unique - if (basePixmap.isNull()) - basePixmap.load(filename); - - QSize actualSize = basePixmap.size(); - if (!actualSize.isNull() && - (actualSize.width() > size.width() || actualSize.height() > size.height())) - actualSize.scale(size, Qt::KeepAspectRatio); - - QString key = QLatin1String("$qt_theme_") % HexString<qint64>(basePixmap.cacheKey()) % - HexString<int>(mode) % - HexString<qint64>(QGuiApplication::palette().cacheKey()) % - HexString<int>(actualSize.width()) % HexString<int>(actualSize.height()); - - QPixmap cachedPixmap; - if (QPixmapCache::find(key, &cachedPixmap)) - { - return cachedPixmap; - } - else - { - if (basePixmap.size() != actualSize) - { - cachedPixmap = basePixmap.scaled(actualSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation); - } - else - { - cachedPixmap = basePixmap; - } - QPixmapCache::insert(key, cachedPixmap); - } - return cachedPixmap; + Q_UNUSED(state); + + // Ensure that basePixmap is lazily initialized before generating the + // key, otherwise the cache key is not unique + if (basePixmap.isNull()) + basePixmap.load(filename); + + QSize actualSize = basePixmap.size(); + if (!actualSize.isNull() && + (actualSize.width() > size.width() || actualSize.height() > size.height())) + actualSize.scale(size, Qt::KeepAspectRatio); + + QString key = QLatin1String("$qt_theme_") % HexString<qint64>(basePixmap.cacheKey()) % + HexString<int>(mode) % + HexString<qint64>(QGuiApplication::palette().cacheKey()) % + HexString<int>(actualSize.width()) % HexString<int>(actualSize.height()); + + QPixmap cachedPixmap; + if (QPixmapCache::find(key, &cachedPixmap)) + { + return cachedPixmap; + } + else + { + if (basePixmap.size() != actualSize) + { + cachedPixmap = basePixmap.scaled(actualSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation); + } + else + { + cachedPixmap = basePixmap; + } + QPixmapCache::insert(key, cachedPixmap); + } + return cachedPixmap; } QPixmap ScalableEntry::pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state) { - if (svgIcon.isNull()) - { - svgIcon = QIcon(filename); - } + if (svgIcon.isNull()) + { + svgIcon = QIcon(filename); + } - // Simply reuse svg icon engine - return svgIcon.pixmap(size, mode, state); + // Simply reuse svg icon engine + return svgIcon.pixmap(size, mode, state); } QPixmap QIconLoaderEngineFixed::pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state) { - ensureLoaded(); + ensureLoaded(); - QIconLoaderEngineEntry *entry = entryForSize(size); - if (entry) - { - return entry->pixmap(size, mode, state); - } + QIconLoaderEngineEntry *entry = entryForSize(size); + if (entry) + { + return entry->pixmap(size, mode, state); + } - return QPixmap(); + return QPixmap(); } QString QIconLoaderEngineFixed::key() const { - return QLatin1String("QIconLoaderEngineFixed"); + return QLatin1String("QIconLoaderEngineFixed"); } void QIconLoaderEngineFixed::virtual_hook(int id, void *data) { - ensureLoaded(); - - switch (id) - { - case QIconEngine::AvailableSizesHook: - { - QIconEngine::AvailableSizesArgument &arg = - *reinterpret_cast<QIconEngine::AvailableSizesArgument *>(data); - const int N = m_entries.size(); - QList<QSize> sizes; - sizes.reserve(N); - - // Gets all sizes from the DirectoryInfo entries - for (int i = 0; i < N; ++i) - { - int size = m_entries.at(i)->dir.size; - sizes.append(QSize(size, size)); - } - arg.sizes.swap(sizes); // commit - } - break; - case QIconEngine::IconNameHook: - { - QString &name = *reinterpret_cast<QString *>(data); - name = m_iconName; - } - break; - default: - QIconEngine::virtual_hook(id, data); - } + ensureLoaded(); + + switch (id) + { + case QIconEngine::AvailableSizesHook: + { + QIconEngine::AvailableSizesArgument &arg = + *reinterpret_cast<QIconEngine::AvailableSizesArgument *>(data); + const int N = m_entries.size(); + QList<QSize> sizes; + sizes.reserve(N); + + // Gets all sizes from the DirectoryInfo entries + for (int i = 0; i < N; ++i) + { + int size = m_entries.at(i)->dir.size; + sizes.append(QSize(size, size)); + } + arg.sizes.swap(sizes); // commit + } + break; + case QIconEngine::IconNameHook: + { + QString &name = *reinterpret_cast<QString *>(data); + name = m_iconName; + } + break; + default: + QIconEngine::virtual_hook(id, data); + } } } // QtXdg |