ncurses_halfdelayncurses_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
Description
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.
Parameters
This function has no parameters.
Return Values
Return TRUE if the terminal has color capabilities, FALSE otherwise.
Examples
Example #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();
ncurses_end();
?>
See Also
- ncurses_can_change_color() - Checks if terminal color definitions can be changed
- ncurses_start_color() - Initializes color functionality
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