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refresh_table.cpp
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refresh_table.cpp
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#include <atomic>
#include <chrono>
#include <random>
#include <tabulate/table.hpp>
#include <thread>
using namespace tabulate;
using Row_t = std::vector<variant<std::string, const char *, Table>>;
std::atomic_bool keep_running(true);
void waitingForWorkEnterKey() {
while (keep_running) {
if (std::cin.get() == 10) {
keep_running = false;
}
}
return;
}
int main() {
std::thread tUserInput(waitingForWorkEnterKey);
while (keep_running) {
Table process_table;
std::random_device rd;
std::mt19937 gen(rd());
std::uniform_real_distribution<> dis(0, 1);
process_table.add_row(Row_t{"PID", "%CPU", "%MEM", "User", "NI"});
process_table.add_row(
Row_t{"4297", std::to_string((int)round(dis(gen) * 100)),
std::to_string((int)round(dis(gen) * 100)), "ubuntu", "20"});
process_table.add_row(
Row_t{"12671", std::to_string((int)round(dis(gen) * 100)),
std::to_string((int)round(dis(gen) * 100)), "root", "0"});
process_table.add_row({"810", std::to_string((int)round(dis(gen) * 100)),
std::to_string((int)round(dis(gen) * 100)), "root",
"-20"});
process_table.column(2).format().font_align(FontAlign::center);
process_table.column(3).format().font_align(FontAlign::right);
process_table.column(4).format().font_align(FontAlign::right);
for (size_t i = 0; i < 5; ++i) {
process_table[0][i]
.format()
.font_color(Color::yellow)
.font_align(FontAlign::center)
.font_style({FontStyle::bold});
}
std::cout << process_table << std::endl;
std::cout << "Press ENTER to exit..." << std::endl;
std::this_thread::sleep_for(std::chrono::milliseconds(1000));
std::cout << "\033[F\033[F\033[F\033[F\033[F\033[F\033[F\033[F\033[F\033[F";
}
std::cout << "\033[B\033[B\033[B\033[B\033[B\033[B\033[B\033[B\033[B\033[B";
tUserInput.join();
return 0;
}