void EZ_SetLcdString(EZ_Widget *lcd, char *str)
void EZ_ClearLcd(EZ_Widget *lcd)
void EZ_SetLcdInteger(EZ_Widget *lcd, int n)
void EZ_SetLcdFloat(EZ_Widget *lcd, float f)
void EZ_SetLcdNDigits(EZ_Widget *lcd, int n)
void EZ_SetLcdFontSize(EZ_Widget *lcd, int n)
void EZ_SetLcdBackground(EZ_Widget *lcd, char *clr)
void EZ_SetLcdForeground(EZ_Widget *lcd, char *clr)
\subsection*An Example Here is a simple example that uses the LCD widget to implements a digital clock.
/*********************** EZ colck ************************/ #include#include #include #include #include "EZ.h" void timer_callback(EZ_Timer *timer, void *pdata) { static int second = -1; static int show = 0; long cur_t; struct tm *tmptr; int sec, min, hr; time(&cur_t); tmptr = localtime(&cur_t); sec = tmptr->tm_sec; min = tmptr->tm_min; hr = tmptr->tm_hour; if(sec != second) { char str[16]; if(show){ sprintf(str, "%02d:%02d",hr,min); show = 0;} else { sprintf(str, "%02d %02d",hr,min); show = 1;} second = sec; EZ_SetLcdString((EZ_Widget *)pdata, str); } } main(int ac, char **av) { int i; EZ_Widget *ezclock; EZ_Timer *timer; EZ_Initialize(ac,av,0); ezclock= EZ_CreateWidget(EZ_WIDGET_LCD, NULL, EZ_LCD_NDIGITS, 5, EZ_LCD_FONT_SIZE, 30, 0); for(i = 1; i < ac; ) { if(!strcmp(av[i], "-bg")) { if(i+1 < ac) EZ_ConfigureWidget(ezclock, EZ_LCD_BACKGROUND, av[(++i)], 0);} if(!strcmp(av[i], "-fg")) { if(i+1 < ac) EZ_ConfigureWidget(ezclock, EZ_LCD_FOREGROUND, av[(++i)], 0); } i++; } EZ_DisplayWidget(ezclock); timer = EZ_CreateTimer(0, 500000, -1, timer_callback, ezclock, 0); EZ_EventMainLoop(); } /****************************************************************/