diff options
Diffstat (limited to 'options/group.cpp')
| -rw-r--r-- | options/group.cpp | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/options/group.cpp b/options/group.cpp index af66aaf2..41655d5e 100644 --- a/options/group.cpp +++ b/options/group.cpp @@ -22,7 +22,11 @@ using namespace options::globals; group::group(const QString& name) : name(name) { - if (name == "") + constexpr unsigned reserved_buckets = 64; + kvs.reserve(reserved_buckets); + kvs.max_load_factor(0.4375); + + if (name.isEmpty()) return; with_settings_object([&](QSettings& conf) { @@ -35,7 +39,7 @@ group::group(const QString& name) : name(name) void group::save() const { - if (name == "") + if (name.isEmpty()) return; with_settings_object([&](QSettings& s) { @@ -46,12 +50,15 @@ void group::save() const }); } -void group::put(const QString &s, const QVariant &d) +void group::put(const QString& s, const QVariant& d) { - kvs[s] = d; + if (d.isNull()) + kvs.erase(s); + else + kvs[s] = d; } -bool group::contains(const QString &s) const +bool group::contains(const QString& s) const { const auto it = kvs.find(s); return it != kvs.cend(); @@ -63,7 +70,7 @@ QVariant group::get_variant(const QString& name) const if (it != kvs.cend()) return it->second; - return QVariant(); + return {}; } } // ns options::detail |