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hide treebox node expander if no visible children

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improve the new feature based on PR#500
This commit is contained in:
Jinhao
2020-01-28 23:29:10 +08:00
parent c7332129b0
commit 462aadcc26
3 changed files with 18 additions and 7 deletions
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4
include/nana/gui/widgets/detail/tree_cont.hpp
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@@ -1,6 +1,6 @@
/*
* A Tree Container class implementation
* Copyright(C) 2003-2019 Jinhao(cnjinhao@hotmail.com)
* Copyright(C) 2003-2020 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
@@ -508,7 +508,7 @@ namespace detail
void _m_for_each(const ::std::string& key, Function function) const
{
//Ignores separaters at the begin of key.
::std::string::size_type beg = key.find_first_not_of("\\/");
auto beg = key.find_first_not_of("\\/");
if (key.npos == beg)
return;

4
include/nana/gui/widgets/treebox.hpp
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@@ -1,7 +1,7 @@
/**
* A Tree Box Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2019 Jinhao(cnjinhao@hotmail.com)
* Copyright(C) 2003-2020 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE or copy at
@@ -49,7 +49,7 @@ namespace nana
struct node_attribute
{
bool has_children;
bool has_children; ///< Determines whether the node has visible children
bool expended;
checkstate checked;
bool selected;