# B15F: cli.cpp Source File

cli.cpp
#define B15F_CLI_DEBUG
#include <stdio.h>
#include <ncurses.h> // sudo apt-get install libncurses5-dev
#include <vector>
#include <string>
#include <iostream>
#include <signal.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <signal.h>
#include <future>
#include <thread>
#include <chrono>
#include "drv/b15f.h"
#include "ui/ui.h"
#include "ui/view_selection.h"
#include "ui/view_info.h"
#include "ui/view_monitor.h"
#include "ui/view_promt.h"
volatile int win_changed_cooldown = 0;
volatile bool t_refresh_active = false;
void signal_handler(int signal)
{
if(signal == SIGWINCH)
{
win_changed_cooldown = 10; // 100ms
if (!t_refresh_active)
{
if(t_refresh.joinable())
t_refresh.join();
t_refresh_active = true;
t_refresh = std::thread([](){
while(win_changed_cooldown--)
std::this_thread::sleep_for(std::chrono::milliseconds(10));
t_refresh_active = false;
if(win_stack.size())
win_stack.back()->repaint();
});
}
}
else if(signal == SIGINT)
{
cleanup();
std::cout << "SIGINT - Abbruch." << std::endl;
exit(EXIT_FAILURE);
}
}
void abort_handler(std::exception& ex)
{
ViewInfo* view = new ViewInfo();
view->setTitle("Fehler");
std::string msg(ex.what());
msg += "\n\nBeende in 5 Sekunden.";
view->setText(msg.c_str());
view->setLabelClose("");
view->repaint();
std::this_thread::sleep_for(std::chrono::milliseconds(5000));
cleanup();
std::cerr << std::endl << "*** EXCEPTION ***" << std::endl << ex.what() << std::endl;
exit(EXIT_FAILURE);
}
void init()
{
// init b15 driver
B15F::getInstance();
#ifndef B15F_CLI_DEBUG
std::cout << std::endl << "Starte in 3s ..." << std::endl;
sleep(3);
#endif
B15F::setAbortHandler(&abort_handler);
// init all ncurses stuff
initscr();
start_color();
curs_set(0); // 0: invisible, 1: normal, 2: very visible
clear();
noecho();
cbreak(); // Line buffering disabled. pass on everything
mousemask(ALL_MOUSE_EVENTS, NULL);
// connect signals to handler
signal(SIGWINCH, signal_handler);
signal(SIGINT, signal_handler);
// set view context
View::setWinContext(newwin(25, 85, 0, 0));
}
int main()
{
init();
int exit_code = EXIT_SUCCESS;
show_main(0);
cleanup();
return exit_code;
}
ViewInfo
Definition: view_info.h:6
B15F::getInstance
static B15F & getInstance(void)
Definition: b15f.cpp:300
B15F::setAbortHandler
static void setAbortHandler(errorhandler_t func)
Definition: b15f.cpp:339