Z-World eDisplay OP7200, User Manual

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60 eDisplay (OP7200)
4.4.6 Graphic Display Functions
4.4.6.1 On-Screen Menus
The
GLMENU.LIB
library in the
DISPLAYS\GRAPHIC
directory provides function calls to
display menus on the OP7200 LCD display.
Initializes a menu structure with the required parameters to automatically build and display a text menu
when the
glMenu
function is executed.
PARAMETERS
menu is a windowMenu descriptor pointer
pFont is a fontInfo descriptor pointer
border describes the menu border options:
0 = NO_BORDER , no border drawn
1 = SINGLE_LINE , a single-line border around the text menu
2 = DOUBLE_LINE , a double-line border around the text menu
shadow describes the menu shadow options:
0 = NO_SHADOW , no shadowing provided
1 =
SHADOWING
, shadowing is provided on the menu
menu_options is a pointer to the list of menu options
title is the menu title
ASCII string = title
null string = no title
maxOptDisplayed indicates the maximum number of options to be displayed by the menu:
-1 = forces all options to be displayed
>0 = menu box will only display the number of options indicated, which will require the user to use
the scroll keys to bring an option into the menu box view area for the selection
RETURN VALUE
None.
SEE ALSO
glMenu, glMenuClear, glRefreshMenu
int glMenuInit(windowMenu *menu, fontInfo *pFont,
int border, int shadow, char **menu_options,
char* title, maxOptDisplayed);