//This function updates the backlight, applies screen strings if they have
//changed, and applies menu hints. Up to now, variables topLCDLine and
//bottomLCDLine have been set to the desired strings. This keeps the LCD from
//being cleared and set excessively (which causes ugly blinking).
void outputLCD()
{
updateBacklight();
if (changedString(topLCDLine))
{
clearLCDLine(0);
displayLCDCenteredString(0,topLCDLine.curr);
}
if (changedString(bottomLCDLine))
{
clearLCDLine(1);
displayLCDCenteredString(1,bottomLCDLine.curr);
}
#ifdef MENU_WRAP //Wrap
if (sysState.curr != AUTONOMOUS && sysError==ERR_NONE)
{
displayLCDString(0,0, "<");
displayLCDString(0,15,">");
}
#else //No wrap
if (sysState.curr != AUTONOMOUS && sysError==ERR_NONE)
{
if (menuItemIndex>0) displayLCDString(0,0, "<"); //If not at the first item, show prev arrow
if (menuItemIndex<(int)M_NO_ITEMS-1) displayLCDString(0,15,">"); //If not at the last item, show next arrow
}
#endif
setLastString(&topLCDLine);
setLastString(&bottomLCDLine);
}
int __stdcall Eval(duk_context *ctx, char* js ){
#pragma EXPORT
int rv = 0;
if(ctx == 0) return -1;
//safe to call eval to avoid fatal panic handler on syntax error
duk_push_string(ctx, js);
startTime = GetTickCount();
if (duk_peval(ctx) != 0) {
setLastString(duk_safe_to_string(ctx, -1));
rv = -1;
} else {
setLastString(duk_safe_to_string(ctx, -1));
}
duk_pop(ctx);
return rv;
}
int __stdcall AddFile(duk_context *ctx, char* pth){
#pragma EXPORT
int rv;
char* l;
if(ctx == 0) return -1;
startTime = GetTickCount();
rv = duk_peval_file(ctx, pth); //0 = success
if(rv != 0){
setLastString(duk_safe_to_string(ctx, -1)); //error message..
}
duk_pop(ctx); /* ignore result */
return rv;
}
