xtd - Reference Guide  0.2.0
Modern c++17/20 framework to create console, GUI and unit test applications on Windows, macOS, Linux, iOS and android.
types.h
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1 #pragma once
5 #include <cstdint>
6 #include <string>
7 #include <typeinfo>
8 #include "core_export.h"
9 
11 #if !defined(__cpp_lib_char8_t)
12 class char8_t {
13 public:
14  char8_t() {}
15  char8_t(char value) : value_(value) {}
16  char8_t(const char8_t&) = default;
17  char8_t(char8_t&&) = default;
18 
19  operator char() const {return value_;}
20  bool operator==(char8_t c) const {return value_ == c.value_;}
21  bool operator!=(char8_t c) const {return value_ != c.value_;}
22  bool operator<(char8_t c) const {return value_ < c.value_;}
23  bool operator>(char8_t c) const {return value_ > c.value_;}
24  bool operator<=(char8_t c) const {return value_ <= c.value_;}
25  bool operator>=(char8_t c) const {return value_ >= c.value_;}
26 
27  char8_t operator+(char8_t c) const {return char8_t(value_ + c.value_);}
28  char8_t operator-(char8_t c) const {return char8_t(value_ - c.value_);}
29  char8_t& operator=(char8_t c) {value_ = c.value_; return *this;}
30  char8_t& operator++() {value_ += 1; return *this;}
31  char8_t operator++(int) {char8_t result(*this); ++(*this); return result;}
32  char8_t& operator--() {value_ -= 1; return *this;}
33  char8_t operator--(int) {char8_t result(*this); --(*this); return result;}
34 
35  bool operator==(char c) const {return value_ == c;}
36  bool operator!=(char c) const {return value_ != c;}
37  bool operator<(char c) const {return value_ < c;}
38  bool operator>(char c) const {return value_ > c;}
39  bool operator<=(char c) const {return value_ <= c;}
40  bool operator>=(char c) const {return value_ >= c;}
41 
42  friend std::ostream& operator <<(std::ostream& os, const char8_t& c) noexcept {return os << std::to_string(static_cast<int32_t>(c.value_));}
43 
44 private:
45  char value_ = 0;
46 };
47 
48 namespace std {
49  using u8string=basic_string<char8_t>;
50 }
51 #endif
52 
55 namespace xtd {
57  using byte_t = uint8_t;
58  using char_t = char;
59  using decimal_t = long double;
60  using sbyte_t = int8_t;
61  using single_t = float;
62  using uchar_t = unsigned char;
63  using ushort_t = unsigned short;
64  using ulong_t = unsigned long;
65 
66 #if defined(__linux__) && defined(_LP64)
67  using llong_t = long long int;
68  using ullong_t = unsigned long long int;
69 #else
70  using llong_t = long;
71  using ullong_t = unsigned long;
72 #endif
73 
81  using byte = uint8_t;
82 
89  using char8 = char8_t;
90 
97  using char16 = char16_t;
98 
105  using char32 = char32_t;
106 
113  using decimal = decimal_t;
114 
121  using int16 = int16_t;
122 
129  using int32 = int32_t;
130 
137  using int64 = int64_t;
138 
141  using intptr = intptr_t;
142 
155  extern core_export_ std::nullptr_t null;
156 
163  using sbyte = int8_t;
164 
171  using size = size_t;
172 
179  using type = std::type_info;
180 
187  using uchar = unsigned char;
188 
195  using uint = unsigned int;
196 
203  using uint16 = uint16_t;
204 
211  using uint32 = uint32_t;
212 
219  using uint64 = uint64_t;
220 
227  using uintptr = uintptr_t;
228 
235  using ushort = ushort_t;
236 
243  using ulong = ulong_t;
244 
251  using wchar = wchar_t;
252 }
253 
254 /*
256 namespace __ {
259  namespace system = xtd;
260 }
261 using namespace __;
262 */
std::type_info type
Stores information about a type.
Definition: types.h:179
uintptr_t uintptr
Represent a pointer or a handle.
Definition: types.h:227
The xtd namespace contains all fundamental classes to access Hardware, Os, System, and more.
Definition: system_report.h:17
ulong_t ulong
Represents a 32-bit or 64-bit unsigned integer.
Definition: types.h:243
uint32_t uint32
Represents a 32-bit unsigned integer.
Definition: types.h:211
uint64_t uint64
Represents a 64-bit unsigned integer.
Definition: types.h:219
int32_t int32
Represents a 32-bit signed integer.
Definition: types.h:129
int64_t int64
Represents a 64-bit signed integer.
Definition: types.h:137
std::nullptr_t null
Represents a null pointer value.
unsigned int uint
Represents a 32-bit unsigned integer.
Definition: types.h:195
intptr_t intptr
Represent a pointer or a handle.
Definition: types.h:141
char32_t char32
Represents a 32-bit unicode character.
Definition: types.h:105
unsigned char uchar
Represents a 8-bit unsigned integer.
Definition: types.h:187
decimal_t decimal
Represents a decimal-precision floating-point number.
Definition: types.h:113
ushort_t ushort
Represents a 16-bit unsigned integer.
Definition: types.h:235
int16_t int16
Represents a 16-bit signed integer.
Definition: types.h:121
char8_t char8
Represents a 16-bit unicode character.
Definition: types.h:89
char16_t char16
Represents a 8-bit unicode character.
Definition: types.h:97
uint8_t byte
Represents a 8-bit unsigned integer.
Definition: types.h:81
size_t size
Represents a size of any object in bytes.
Definition: types.h:171
int8_t sbyte
Represents a 8-bit signed integer.
Definition: types.h:163
wchar_t wchar
Represents a wide character.
Definition: types.h:251
uint16_t uint16
Represents a 16-bit unsigned integer.
Definition: types.h:203