Feeds: Artikel; Kommentare

PHP Dokumentation: Function ncurses-has-colors

12. Januar 2010 von werner

ncurses_has_colors

(PHP 4 >= 4.0.7, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)

ncurses_has_colors — Checks if terminal has color capabilities

Beschreibung

bool ncurses_has_colors ( void )

Checks whether the terminal has color capabilities. This function can be used to write terminal-independent programs. ncurses must be initialized using ncurses_init() before calling this function.

Parameter-Liste

Diese Funktion hat keine Parameter.

Rückgabewerte

Return TRUE if the terminal has color capabilities, FALSE otherwise.

Beispiele

Beispiel #1 Writing a string with a specified color to the screen

<?php
ncurses_init();
// If the terminal supports colors, initialize and set active color
if (ncurses_has_colors()) {
    ncurses_start_color();
    ncurses_init_pair(1, NCURSES_COLOR_YELLOW, NCURSES_COLOR_BLUE);
    ncurses_color_set(1);
}
// Write a string at specified location
ncurses_mvaddstr(10, 10, "Hello world! Yellow on blue text!");
// Flush output to screen
ncurses_refresh();