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fix bug where textbox highlight fails

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This commit is contained in:
Jinhao 2017-08-24 05:26:44 +08:00
parent 4e425d1d8d
commit 1be4b4e667
1 changed files with 6 additions and 4 deletions
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10
source/gui/widgets/skeletons/text_editor.cpp
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@ -948,11 +948,13 @@ namespace nana{ namespace widgets
class text_editor::keyword_parser
{
public:
void parse(const std::wstring& text, const implementation::inner_keywords& keywords)
void parse(const wchar_t* c_str, std::size_t len, implementation::inner_keywords& keywords) //need string_view
{
if ( keywords.base.empty() || text.empty() )
if ( keywords.base.empty() || (0 == len) || (*c_str == 0) )
return;
std::wstring text{ c_str, len };
using index = std::wstring::size_type;
std::vector<entity> entities;
@ -987,7 +989,7 @@ namespace nana{ namespace widgets
{
entities.emplace_back();
auto & last = entities.back();
last.begin = text.c_str() + pos;
last.begin = c_str + pos;
last.end = last.begin + ds.text.size();
last.scheme = ki->second.get();
}
@ -3411,7 +3413,7 @@ namespace nana{ namespace widgets
//Parse highlight keywords
keyword_parser parser;
parser.parse({ text_ptr, text_len }, impl_->keywords);
parser.parse(text_ptr, text_len, impl_->keywords);
const auto line_h_pixels = line_height();