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Add {Const,}StringRef to simplify components.

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ArthurSonzogni
2021-05-14 21:43:35 +02:00
parent 9fdf235836
commit 048efb6912
29 changed files with 201 additions and 164 deletions
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24
src/ftxui/screen/string.cpp
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@@ -25,6 +25,30 @@ std::wstring to_wstring(const std::string& s) {
#pragma warning(pop)
#endif
StringRef::StringRef(std::wstring& ref) : borrowed_(&ref) {}
StringRef::StringRef(std::wstring* ref) : borrowed_(ref) {}
StringRef::StringRef(const wchar_t* ref) : owned_(ref) {}
StringRef::StringRef(const char* ref) : owned_(to_wstring(std::string(ref))) {}
std::wstring& StringRef::operator*() {
return borrowed_ ? *borrowed_ : owned_;
}
std::wstring* StringRef::operator->() {
return borrowed_ ? borrowed_ : &owned_;
}
ConstStringRef::ConstStringRef(const std::wstring& ref) : borrowed_(&ref) {}
ConstStringRef::ConstStringRef(const std::wstring* ref) : borrowed_(ref) {}
ConstStringRef::ConstStringRef(const wchar_t* ref) : owned_(ref) {}
ConstStringRef::ConstStringRef(const char* ref)
: owned_(to_wstring(std::string(ref))) {}
const std::wstring& ConstStringRef::operator*() {
return borrowed_ ? *borrowed_ : owned_;
}
const std::wstring* ConstStringRef::operator->() {
return borrowed_ ? borrowed_ : &owned_;
}
} // namespace ftxui
// Copyright 2020 Arthur Sonzogni. All rights reserved.