bool ClearThumbnailsAction::action()
{
// http://freedesktop.org/Standards/Home
// http://triq.net/~jens/thumbnail-spec/index.html
QDir thumbnailDir( QDir::homePath() + QLatin1String( "/.thumbnails/normal" ));
thumbnailDir.setFilter( QDir::Files );
const QStringList entries = thumbnailDir.entryList();
for( QStringList::const_iterator it = entries.begin() ; it != entries.end() ; ++it) {
if(!thumbnailDir.remove(*it)) {
errMsg = i18n("A thumbnail could not be removed.");
return false;
}
}
thumbnailDir.setPath(QDir::homePath() + QLatin1String( "/.thumbnails/large" ));
const QStringList entries2 = thumbnailDir.entryList();
for( QStringList::const_iterator it = entries2.begin() ; it != entries2.end() ; ++it) {
if(!thumbnailDir.remove(*it)) {
errMsg = i18n("A thumbnail could not be removed.");
return false;
}
}
thumbnailDir.setPath(QDir::homePath() + QLatin1String( "/.thumbnails/fail" ));
const QStringList entries3 = thumbnailDir.entryList();
for( QStringList::const_iterator it = entries3.begin() ; it != entries3.end() ; ++it) {
if(!thumbnailDir.remove(*it)) {
errMsg = i18n("A thumbnail could not be removed.");
return false;
}
}
return true;
}
void STestCase::initTestCase()
{
Q_INIT_RESOURCE(silica);
Q_INIT_RESOURCE(silicatest);
GlobalConfig::create();
QVERIFY2(LocalDatabase::instance()->migrate(),
"Fail to migrate database");
QDir thumbnailDir(GlobalConfig::instance()->thumbnailPath());
thumbnailDir.removeRecursively();
}
void cPreferencesDialog::on_pushButton_clear_thumbnail_cache_clicked()
{
QDir thumbnailDir(systemData.thumbnailDir);
thumbnailDir.setFilter( QDir::AllEntries | QDir::NoDotAndDotDot );
int thumbnailDirCount = thumbnailDir.count();
//confirmation dialog before clearing
QMessageBox::StandardButton reply;
reply = QMessageBox::question(
NULL,
QObject::tr("Are you sure to clear the thumbnail cache?"),
QObject::tr("There are currently %1 thumbnails cached. These will be deleted and rerendered when necessary.\n Clear now?").arg(thumbnailDirCount),
QMessageBox::Yes|QMessageBox::No);
if (reply == QMessageBox::Yes)
{
// match exact 32 char hash images, example filename: c0ad626d8c25ab6a25c8d19a53960c8a.png
DeleteAllFilesFromDirectory(systemData.thumbnailDir, "????????????????????????????????.*");
}
else
{
return;
}
}
