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new method is_single_enabled for listbox

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This commit is contained in:
Jinhao 2019-01-21 23:51:45 +08:00
parent 8ecae7402c
commit e057724f98
2 changed files with 14 additions and 1 deletions
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3
include/nana/gui/widgets/listbox.hpp
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@ -1,7 +1,7 @@
/** /**
* A List Box Implementation * A List Box Implementation
* Nana C++ Library(http://www.nanapro.org) * Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2018 Jinhao(cnjinhao@hotmail.com) * Copyright(C) 2003-2019 Jinhao(cnjinhao@hotmail.com)
* *
* Distributed under the Boost Software License, Version 1.0. * Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at * (See accompanying file LICENSE_1_0.txt or copy at
@ -1538,6 +1538,7 @@ the nana::detail::basic_window member pointer scheme
void enable_single(bool for_selection, bool category_limited); void enable_single(bool for_selection, bool category_limited);
void disable_single(bool for_selection); void disable_single(bool for_selection);
bool is_single_enabled(bool for_selection) const noexcept; ///< Determines whether the single selection/check is enabled.
export_options& def_export_options(); export_options& def_export_options();

12
source/gui/widgets/listbox.cpp
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@ -1850,6 +1850,11 @@ namespace nana
(for_selection ? single_selection_ : single_check_) = false; (for_selection ? single_selection_ : single_check_) = false;
} }
bool is_single_enabled(bool for_selection) const noexcept
{
return (for_selection ? single_selection_ : single_check_);
}
size_type size_item(size_type cat) const size_type size_item(size_type cat) const
{ {
return get(cat)->items.size(); return get(cat)->items.size();
@ -5959,9 +5964,16 @@ namespace nana
void listbox::disable_single(bool for_selection) void listbox::disable_single(bool for_selection)
{ {
internal_scope_guard lock;
_m_ess().lister.disable_single(for_selection); _m_ess().lister.disable_single(for_selection);
} }
bool listbox::is_single_enabled(bool for_selection) const noexcept
{
internal_scope_guard lock;
return _m_ess().lister.is_single_enabled(for_selection);
}
listbox::export_options& listbox::def_export_options() listbox::export_options& listbox::def_export_options()
{ {
return _m_ess().def_exp_options; return _m_ess().def_exp_options;