#include <ncurses.h>

int terminal_width;
int terminal_height;

WINDOW *tabs;

int get_terminal_size(){
	int new_height,new_width;
	getmaxyx(stdscr,new_height,new_width);
	int changed=(new_width!=terminal_width)||(new_height!=terminal_height);
	terminal_width=new_width;
	terminal_height=new_height;
	return changed;
}

int gui_ncurses_refresh(){
	if(refresh()==ERR)
		return 1;
	if(wrefresh(tabs)==ERR)
		return 1;
	return 0;
}

int start_gui(){
	if(!initscr())
		return 1;
	curs_set(0);
	get_terminal_size();
	mvprintw((terminal_height-3)/2+3,terminal_width/2-15,"Initialising the simulator...");
	tabs = newwin(3,terminal_width,0,0);
	box(tabs, 0 , 0);
	mvwprintw(tabs,1,2,"[ 0 Overview ]");
	mvwprintw(tabs,1,17," 1 Memory  ");
	if(gui_ncurses_refresh())
		return 1;
	return 0;
}

int gui_continue_request(){
	if(getch()==ERR)
		return 1;
	return 0;
}

int end_gui(){
	if(endwin()==ERR)
		return 1;
	return 0;
}