diff options
Diffstat (limited to 'options')
| -rw-r--r-- | options/value.hpp | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/options/value.hpp b/options/value.hpp index 940e2a15..f16878ce 100644 --- a/options/value.hpp +++ b/options/value.hpp @@ -62,6 +62,9 @@ class value final : public value_ if (traits::is_equal(get(), traits::value_from_qvariant(value))) return; + if (is_null()) + return; + if (value.isValid() && !value.isNull()) b->store_kv(self_name, value); else @@ -97,12 +100,18 @@ public: auto& operator=(t&& datum) noexcept { + if (is_null()) + return *this; + store_variant(traits::qvariant_from_value(traits::pass_value(datum))); return *this; } auto& operator=(const t& datum) noexcept { + if (is_null()) + return *this; + t copy{datum}; *this = std::move(copy); return *this; @@ -121,7 +130,8 @@ public: { } - value(const value<t>& other) noexcept : value{other.b, other.self_name, other.def} {} + //value(const value<t>& other) noexcept : value{other.b, other.self_name, other.def} {} + value(const value<t>&) = delete; t default_value() const { |