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fix the missing of overloaded non-const of treebox::value/value_ptr

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This commit is contained in:
Jinhao 2020-04-18 02:48:13 +08:00
parent cffea79e0f
commit 4dcbb50e1f
1 changed files with 15 additions and 0 deletions
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15
include/nana/gui/widgets/treebox.hpp
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@ -300,6 +300,12 @@ namespace nana
return any_cast<T>(&_m_value()); return any_cast<T>(&_m_value());
} }
template<typename T>
T * value_ptr()
{
return any_cast<T>(&_m_value());
}
template<typename T> template<typename T>
const T& value() const const T& value() const
{ {
@ -309,6 +315,15 @@ namespace nana
return *p; return *p;
} }
template<typename T>
T& value()
{
auto p = any_cast<T>(&_m_value());
if (nullptr == p)
throw std::runtime_error("treebox::value<T>() Invalid type of value.");
return *p;
}
template<typename T> template<typename T>
item_proxy & value(T&& t) item_proxy & value(T&& t)
{ {