Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/config.php on line 36 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/config.php on line 37 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/lang.php on line 55 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/lang.php on line 55 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/lang.php on line 110 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/lang.php on line 110 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 201 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 201 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 216 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 216 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 231 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 232 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 232 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 233 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /mnt/web218/a3/28/510129628/htdocs/border_html5.php on line 233 GLBasic Benutzerhandbuch

GLBasic Benutzerhandbuch

Main sections

CALLBACK

CALLBACK FUNCTION foo: args#$



Der CALLBACK Modifizierer erlaubt es Funcktionen überschreibbar zu machen. Damit kann man eine standart Behandlung von Dingen einfügen, jedoch einer Projektdatei zusätzlich erlauben diesen Standartweg zu überschreiben.

Wenn die gleiche Funktion ohne den CALLBACK Modifizierer existiert wird diese anstatt der als CALLBACK markierten Funktion aufgerufen.

SuperPrint("Hello World")


CALLBACK FUNCTION SuperPrint: a$
PRINT a$, 0,0
ENDFUNCTION

// Das auskommenieren, wenn nur CALLBACK
// aufgerufen werden soll
FUNCTION SuperPrint: a$
LOCAL tx,ty
GETFONTSIZE tx, ty
    tx = tx * LEN(a$)
    DRAWRECT 0,0,tx,ty, RGB(0,0,255)
    PRINT a$, 0,0
ENDFUNCTION

See also...