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|
/*---------------------------------------------------------*\
| StringUtils.cpp |
| |
| String utility functions |
| |
| This file is part of the OpenRGB project |
| SPDX-License-Identifier: GPL-2.0-or-later |
\*---------------------------------------------------------*/
#include <codecvt>
#include <locale>
#include <string>
#include "StringUtils.h"
const char* StringUtils::wchar_to_char(const wchar_t* pwchar)
{
if(pwchar == nullptr)
{
return "";
}
/*-----------------------------------------------------*\
| Get the number of characters in the string. |
\*-----------------------------------------------------*/
int currentCharIndex = 0;
char currentChar = (char)pwchar[currentCharIndex];
while(currentChar != '\0')
{
currentCharIndex++;
currentChar = (char)pwchar[currentCharIndex];
}
const int charCount = currentCharIndex + 1;
/*-----------------------------------------------------*\
| Allocate a new block of memory size char (1 byte) |
| instead of wide char (2 bytes) |
\*-----------------------------------------------------*/
char* filePathC = (char*)malloc(sizeof(char) * charCount);
for(int i = 0; i < charCount; i++)
{
/*-------------------------------------------------*\
| Convert to char (1 byte) |
\*-------------------------------------------------*/
char character = (char)pwchar[i];
*filePathC = character;
filePathC += sizeof(char);
}
filePathC += '\0';
filePathC -= (sizeof(char) * charCount);
return(filePathC);
}
std::string StringUtils::wstring_to_string(const std::wstring wstring)
{
std::wstring_convert<std::codecvt_utf8<wchar_t>, wchar_t> converter;
return(converter.to_bytes(wstring));
}
std::string StringUtils::u16string_to_string(const std::u16string wstring)
{
std::wstring_convert<std::codecvt_utf8_utf16<char16_t>,char16_t> converter;
return(converter.to_bytes(wstring));
}
const std::string StringUtils::remove_null_terminating_chars(std::string input)
{
while(!input.empty() && input.back() == 0)
{
input.pop_back();
}
return(input);
}
|
