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add header_width() methods for getting/setting header width.

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This commit is contained in:
Jinhao 2015-04-12 23:28:48 +08:00
parent e84b5ff78a
commit 6ba23bb6c3
2 changed files with 28 additions and 3 deletions
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2
include/nana/gui/widgets/listbox.hpp
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@ -474,6 +474,8 @@ By \a clicking on a header the list get \a reordered, first up, and then down al
void auto_draw(bool); ///<Set state: Redraw automatically after an operation? void auto_draw(bool); ///<Set state: Redraw automatically after an operation?
void append_header(nana::string, unsigned width = 120);///<Appends a new column with a header text and the specified width at the end void append_header(nana::string, unsigned width = 120);///<Appends a new column with a header text and the specified width at the end
listbox& header_width(size_type pos, unsigned pixels);
unsigned header_width(size_type pos) const;
cat_proxy append(nana::string); ///<Appends a new category at the end cat_proxy append(nana::string); ///<Appends a new category at the end
void append(std::initializer_list<nana::string>); ///<Appends categories at the end void append(std::initializer_list<nana::string>); ///<Appends categories at the end

29
source/gui/widgets/listbox.cpp
View File

@ -366,18 +366,28 @@ namespace nana
cont_.emplace_back(std::move(text), pixels, static_cast<size_type>(cont_.size())); cont_.emplace_back(std::move(text), pixels, static_cast<size_type>(cont_.size()));
} }
void item_width(size_type index, unsigned width) void item_width(size_type pos, unsigned width)
{ {
if (index >= cont_.size()) if (pos >= cont_.size())
return; return;
for(auto & m : cont_) for(auto & m : cont_)
{ {
if(m.index == index) if(m.index == pos)
m.pixels = width; m.pixels = width;
} }
} }
unsigned item_width(size_type pos) const
{
for (auto & m : cont_)
{
if (m.index == pos)
return m.pixels;
}
return 0;
}
unsigned pixels() const unsigned pixels() const
{ {
unsigned pixels = 0; unsigned pixels = 0;
@ -3602,6 +3612,19 @@ namespace nana
ess.update(); ess.update();
} }
listbox& listbox::header_width(size_type pos, unsigned pixels)
{
auto & ess = _m_ess();
ess.header.item_width(pos, pixels);
ess.update();
return *this;
}
unsigned listbox::header_width(size_type pos) const
{
return _m_ess().header.item_width(pos);
}
listbox::cat_proxy listbox::append(nana::string s) listbox::cat_proxy listbox::append(nana::string s)
{ {
internal_scope_guard lock; internal_scope_guard lock;