citra-mk7/src/common/string_util.h
2015-06-28 00:36:53 +01:00

139 lines
3.7 KiB
C++

// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <cstdarg>
#include <cstddef>
#include <iomanip>
#include <sstream>
#include <string>
#include <vector>
#include "common/common_types.h"
namespace Common {
/// Make a string lowercase
std::string ToLower(std::string str);
/// Make a string uppercase
std::string ToUpper(std::string str);
std::string StringFromFormat(const char* format, ...);
// Cheap!
bool CharArrayFromFormatV(char* out, int outsize, const char* format, va_list args);
template<size_t Count>
inline void CharArrayFromFormat(char (& out)[Count], const char* format, ...)
{
va_list args;
va_start(args, format);
CharArrayFromFormatV(out, Count, format, args);
va_end(args);
}
// Good
std::string ArrayToString(const u8 *data, u32 size, int line_len = 20, bool spaces = true);
std::string StripSpaces(const std::string &s);
std::string StripQuotes(const std::string &s);
// Thousand separator. Turns 12345678 into 12,345,678
template <typename I>
std::string ThousandSeparate(I value, int spaces = 0)
{
std::ostringstream oss;
// std::locale("") seems to be broken on many platforms
#if defined _WIN32 || (defined __linux__ && !defined __clang__)
oss.imbue(std::locale(""));
#endif
oss << std::setw(spaces) << value;
return oss.str();
}
std::string StringFromBool(bool value);
bool TryParse(const std::string &str, bool *output);
bool TryParse(const std::string &str, u32 *output);
template <typename N>
static bool TryParse(const std::string &str, N *const output)
{
std::istringstream iss(str);
N tmp = 0;
if (iss >> tmp)
{
*output = tmp;
return true;
}
else
return false;
}
// TODO: kill this
bool AsciiToHex(const char* _szValue, u32& result);
std::string TabsToSpaces(int tab_size, const std::string &in);
void SplitString(const std::string& str, char delim, std::vector<std::string>& output);
// "C:/Windows/winhelp.exe" to "C:/Windows/", "winhelp", ".exe"
bool SplitPath(const std::string& full_path, std::string* _pPath, std::string* _pFilename, std::string* _pExtension);
void BuildCompleteFilename(std::string& _CompleteFilename, const std::string& _Path, const std::string& _Filename);
std::string ReplaceAll(std::string result, const std::string& src, const std::string& dest);
std::string UTF16ToUTF8(const std::u16string& input);
std::u16string UTF8ToUTF16(const std::string& input);
std::string CP1252ToUTF8(const std::string& str);
std::string SHIFTJISToUTF8(const std::string& str);
#ifdef _WIN32
std::wstring UTF8ToUTF16W(const std::string& str);
#ifdef _UNICODE
inline std::string TStrToUTF8(const std::wstring& str)
{ return UTF16ToUTF8(str); }
inline std::wstring UTF8ToTStr(const std::string& str)
{ return UTF8ToUTF16W(str); }
#else
inline std::string TStrToUTF8(const std::string& str)
{ return str; }
inline std::string UTF8ToTStr(const std::string& str)
{ return str; }
#endif
#endif
/**
* Compares the string defined by the range [`begin`, `end`) to the null-terminated C-string
* `other` for equality.
*/
template <typename InIt>
bool ComparePartialString(InIt begin, InIt end, const char* other) {
for (; begin != end && *other != '\0'; ++begin, ++other) {
if (*begin != *other) {
return false;
}
}
// Only return true if both strings finished at the same point
return (begin == end) == (*other == '\0');
}
/**
* Creates a std::string from a fixed-size NUL-terminated char buffer. If the buffer isn't
* NUL-terminated then the string ends at max_len characters.
*/
std::string StringFromFixedZeroTerminatedBuffer(const char* buffer, size_t max_len);
}