output to the screen output to the screen with movement windows/screens echoc OR values (can be used with addstr and addch

output to the screen

from the howto there are three functions only: 2
1. character routines: addch
   int addch(chtype ch);
   
2. string routines: printw
   printw allowes for formatting like printf
   

problems:
1. clear a window, print to the window
2. move to beginning of window, print there, refresh window

solutions:
1. draw to all windows with mvwprintw(..) and call refresh() which refreshes all windows at once

output to the screen with movement

from the howto there are three functions only: 2
1. character routines: addch
   int mvaddch(chtype ch);

mvwaddch(): as above only operates on a window
   waddch: display a character to a user-specified window
2. string routines: printw
   printw allowes for formatting like printf
   
3. addstr

windows/screens

screens
windows
stdscr is the default window
app_init()----->

echoch

echochar: addch + refresh()
wechochar: addch + wrefresh()

or characters

A_NORMAL-------->
A_STANDOUT-------->
A_UNDERLINE-------->
A_REVERSE-------->
A_BLINK-------->
A_BOLD-------->
addch(ch | A_BOLD | A_UNDERLINE )---> does both bold and underlined

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