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add clear() to treebox

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This commit is contained in:
Jinhao 2016-12-27 03:52:39 +08:00
parent cfe97c3cfd
commit 281e92eb59
2 changed files with 13 additions and 3 deletions
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3
include/nana/gui/widgets/treebox.hpp
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@ -421,6 +421,9 @@ namespace nana
bool checkable() const; ///< Determinte whether the checkboxs are enabled.
/// Clears the contents
void clear();
/// \brief Creates an icon scheme with the specified name.
///
/// The icon scheme includes 3 images for node states.

13
source/gui/widgets/treebox.cpp
View File

@ -866,8 +866,7 @@ namespace nana
item_proxy& item_proxy::check(bool ck)
{
trigger_->check(node_, ck ? checkstate::checked : checkstate::unchecked);
if(trigger_->draw())
API::update_window(trigger_->impl()->data.widget_ptr->handle());
trigger_->draw();
return *this;
}
@ -1664,7 +1663,8 @@ namespace nana
if (!impl_->attr.auto_draw)
return false;
impl_->draw(false);
if(impl_->draw(false))
API::update_window(impl_->data.widget_ptr->handle());
return true;
}
@ -2198,6 +2198,13 @@ namespace nana
return get_drawer_trigger().checkable();
}
void treebox::clear()
{
auto impl = get_drawer_trigger().impl();
impl->attr.tree_cont.clear();
get_drawer_trigger().draw();
}
treebox::node_image_type& treebox::icon(const std::string& id) const
{
return get_drawer_trigger().icon(id);