QStringList QIconLoader::themeSearchPaths() const
{
if (m_iconDirs.isEmpty()) {
m_iconDirs = qt_guiPlatformPlugin()->iconThemeSearchPaths();
// Allways add resource directory as search path
m_iconDirs.append(QLatin1String(":/icons"));
}
return m_iconDirs;
}
// 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 = qt_guiPlatformPlugin()->systemIconThemeName();
if (theme.isEmpty())
theme = fallbackTheme();
if (theme != m_systemTheme) {
m_systemTheme = theme;
invalidateKey();
}
}
}
// We lazily initialize the loader to make static icons
// work. Though we do not officially support this.
void QIconLoader::ensureInitialized()
{
if (!m_initialized) {
m_initialized = true;
Q_ASSERT(qApp);
m_systemTheme = qt_guiPlatformPlugin()->systemIconThemeName();
if (m_systemTheme.isEmpty())
m_systemTheme = fallbackTheme();
#ifndef QT_NO_LIBRARY
QFactoryLoader iconFactoryLoader(QIconEngineFactoryInterfaceV2_iid,
QLatin1String("/iconengines"),
Qt::CaseInsensitive);
if (iconFactoryLoader.keys().contains(QLatin1String("svg")))
m_supportsSvg = true;
#endif //QT_NO_LIBRARY
}
}
QIcon QFileIconProvider::icon(const QFileInfo &info) const
{
Q_D(const QFileIconProvider);
QIcon platformIcon = qt_guiPlatformPlugin()->fileSystemIcon(info);
if (!platformIcon.isNull())
return platformIcon;
#if defined(Q_WS_X11) && !defined(QT_NO_STYLE_GTK)
if (X11->desktopEnvironment == DE_GNOME) {
QIcon gtkIcon = QGtkStylePrivate::getFilesystemIcon(info);
if (!gtkIcon.isNull())
return gtkIcon;
}
#endif
#ifdef Q_WS_MAC
QIcon retIcon = d->getMacIcon(info);
if (!retIcon.isNull())
return retIcon;
#elif defined Q_WS_WIN
QIcon icon = d->getWinIcon(info);
if (!icon.isNull())
return icon;
#elif defined Q_WS_HAIKU
QIcon icon = d->getHaikuIcon(info);
if (!icon.isNull())
return icon;
#endif
if (info.isRoot())
#if defined (Q_WS_WIN) && !defined(Q_WS_WINCE)
{
UINT type = GetDriveType((wchar_t *)info.absoluteFilePath().utf16());
switch (type) {
case DRIVE_REMOVABLE:
return d->getIcon(QStyle::SP_DriveFDIcon);
case DRIVE_FIXED:
return d->getIcon(QStyle::SP_DriveHDIcon);
case DRIVE_REMOTE:
return d->getIcon(QStyle::SP_DriveNetIcon);
case DRIVE_CDROM:
return d->getIcon(QStyle::SP_DriveCDIcon);
case DRIVE_RAMDISK:
case DRIVE_UNKNOWN:
case DRIVE_NO_ROOT_DIR:
default:
return d->getIcon(QStyle::SP_DriveHDIcon);
}
}
#else
return d->getIcon(QStyle::SP_DriveHDIcon);
#endif
if (info.isFile()) {
if (info.isSymLink())
return d->getIcon(QStyle::SP_FileLinkIcon);
else
return d->getIcon(QStyle::SP_FileIcon);
}
if (info.isDir()) {
if (info.isSymLink()) {
return d->getIcon(QStyle::SP_DirLinkIcon);
} else {
if (info.absoluteFilePath() == d->homePath) {
return d->getIcon(QStyle::SP_DirHomeIcon);
} else {
return d->getIcon(QStyle::SP_DirIcon);
}
}
}
return QIcon();
}
