Download Programmer's Guide to nCurses by Dan Gookin PDF

By Dan Gookin

Programming the console in UNIX?
Here's simply what you need.

First, you'll get a no-nonsense instructional consultant to the nCurses model 5.5 library, taking you from simple to complex capabilities step-by-step. Then you'll locate an A-to-Z reference of greater than one hundred seventy five nCurses capabilities, cross-referenced and illustrated with examples. With this all-purpose nCurses reference, you?ll: study ideas that may be used to application Linux(R), FreeBSD(R), Mac OS(R) X, or the other UNIX-based OS. application, keep watch over, and manage textual content at the terminal reveal. regulate interactive I/O, manage content material into home windows at the monitor, and use colour to focus on textual content and manage details. Use a mouse to additional refine enter. Create nCurses courses utilizing your selection of editors. locate hundreds and hundreds of fast, easy-to-understand programming examples.

Author Dan Gookin is understood for making expertise make experience. purchase this e-book and you'll see why.

Show description

Read Online or Download Programmer's Guide to nCurses PDF

Similar operating systems books

Alan Simpson's Windows XP Reloaded Bible

What the e-book covers: specializes in home windows XP performance, this Bible covers the fundamentals (e. g. , navigating your laptop) in addition to the right way to use the preferred net positive aspects, customise the paintings setting, keep and tweak the process, and use basic strategies for operating with textual content, numbers, and photos.

Mac OS X

Bei Mac OS X handelt es sich um das jüngste Betriebssystem von Apple desktop. Es unterscheidet sich vom Vorgänger Mac OS nine nicht nur durch eine Vielzahl von neuen Funktionen und durch die neue Benutzeroberfläche Aqua, sondern vor allen Dingen durch die Nutzung von Mach und BSD als foundation für seine Implementierung.

Extra resources for Programmer's Guide to nCurses

Sample text

Linking NCurses or Curses? On most systems I’ve visited, both the CURSES and NCURSES libraries are the same thing, meaning that if you link in -lcurses instead of -lncurses, the results are the same. The only advantage here is that typing -lcurses saves you a keystroke. Otherwise, I recommend using -lncurses. Chapter 1 ■ The Setup What Does the gcc Command Do? The gcc command either outputs a slew of error messages or shows you nothing. When you get a slew of error messages, you must re-edit the source file and try to work out whatever bugs you can.

If you know printf(),you also know printw() — but remember that in NCurses the printw() function is the one you want to use. Check out Listing 2-5 to see how this works. ”); refresh(); getch(); endwin(); return 0; } Nothing truly new here. The printw() function works just as you would expect printf() to work. 25 26 Chapter 2 ■ Basic I/O, the NCurses Way Reading Text There is nothing really magical about writing text to the screen. Well, the move() function is pretty cool. But the really cool stuff — especially if you’re weary of a lack of single-character input functions in C — comes with reading text in from the keyboard.

Somewhere in memory == Welcome to my very first ncurses program! This is cool! Terminal screen Figure 2-3: How the virtual screen helps keep text output efficient Chapter 2 ■ Basic I/O, the NCurses Way Internally, the refresh() function consists of two commands. The first is wnoutrefresh(), which updates only the changed portions of a window or the standard screen to the virtual screen. The second half of the refresh() function is doupdate(), which makes the current screen match the virtual screen’s updates.

Download PDF sample

Rated 4.98 of 5 – based on 30 votes