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cnjinhao
2015-01-23 03:27:21 +08:00
parent 4ff3a6afd5
commit 02b77d2a26
9 changed files with 200 additions and 66 deletions
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49
source/gui/widgets/skeletons/text_editor.cpp
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@@ -1,7 +1,7 @@
/*
* A text editor implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2014 Jinhao(cnjinhao@hotmail.com)
* Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
@@ -1355,7 +1355,17 @@ namespace nana{ namespace widgets
keywords_->kwbase.erase(i);
}
bool text_editor::respone_keyboard(nana::char_t key, bool enterable) //key is a character of ASCII code
void text_editor::set_accept(std::function<bool(char_type)> pred)
{
attributes_.pred_acceptive = std::move(pred);
}
void text_editor::set_accept(accepts acceptive)
{
attributes_.acceptive = acceptive;
}
bool text_editor::respone_keyboard(char_type key) //key is a character of ASCII code
{
switch (key)
{
@@ -1367,7 +1377,7 @@ namespace nana{ namespace widgets
return true;
}
if (attributes_.editable && enterable)
if (attributes_.editable && API::window_enabled(window_) && (!attributes_.pred_acceptive || attributes_.pred_acceptive(key)))
{
switch (key)
{
@@ -1389,6 +1399,9 @@ namespace nana{ namespace widgets
undo(false);
break;
default:
if (!_m_accepts(key))
return false;
if (key > 0x7F || (32 <= key && key <= 126))
put(key);
else if (sizeof(nana::char_t) == sizeof(char))
@@ -1958,6 +1971,19 @@ namespace nana{ namespace widgets
nana::string text;
nana::system::dataexch().get(text);
//If it is required check the acceptable
if (accepts::no_restrict != attributes_.acceptive)
{
for (auto i = text.begin(); i != text.end(); ++i)
{
if (!_m_accepts(*i))
{
text.erase(i, text.end());
break;
}
}
}
if (!text.empty())
put(std::move(text));
}
@@ -2239,6 +2265,23 @@ namespace nana{ namespace widgets
return false;
}
bool text_editor::_m_accepts(char_type ch) const
{
if (accepts::no_restrict == attributes_.acceptive)
return true;
//Checks the input whether it meets the requirement for a numeric.
auto str = text();
if ('+' == ch || '-' == ch)
return str.empty();
if ((accepts::real == attributes_.acceptive) && ('.' == ch))
return (str.find(L'.') == str.npos);
return ('0' <= ch && ch <= '9');
}
::nana::color text_editor::_m_bgcolor() const
{
return (!API::window_enabled(window_) ? color{ 0xE0, 0xE0, 0xE0 } : API::bgcolor(window_));