xtd 0.2.0
Loading...
Searching...
No Matches
beep.h
Go to the documentation of this file.
1
4#pragma once
5#include "console.h"
6#include "object.h"
7
9namespace xtd {
21 class beep final : public object {
22 public:
24
31 beep() = default;
32
39 beep(uint32 frequency, uint32 duration) : frequency_(frequency), duration_(duration) {}
41
43 friend std::ostream& operator <<(std::ostream& os, const beep& b) {
44 if (!console::is_output_redirected() && os.rdbuf() == console::out.rdbuf())
45 console::beep(b.frequency_, b.duration_);
46 return os;
47 }
49
50 private:
51 uint32 frequency_ {800};
52 uint32 duration_ {200};
53 };
54}
Represent beep output manipulator class.
Definition beep.h:21
beep()=default
Plays the sound of a beep through the console speaker.
beep(uint32 frequency, uint32 duration)
Plays the sound of a beep of a specified frequency and duration through the console speaker.
Definition beep.h:39
static std::ostream out
Gets the standard output stream. A std::basic_ostream<char_t> that represents the standard output str...
Definition console.h:52
static void beep()
Plays the sound of a beep through the console speaker.
static bool is_output_redirected()
Gets a value that indicates whether the output stream has been redirected from the standard output st...
Supports all classes in the xtd class hierarchy and provides low-level services to derived classes....
Definition object.h:42
uint32_t uint32
Represents a 32-bit unsigned integer.
Definition uint32.h:23
@ b
The B key.
The xtd namespace contains all fundamental classes to access Hardware, Os, System,...
Definition xtd_about_box.h:10
Contains xtd::object class.
Contains xtd::console class.