void Downloader::slotFinished(QNetworkReply *reply)
{
if(reply->error() != QNetworkReply::NoError){
emit error(getStringError(reply->error()));
} else {
emit done(reply->url(), reply->readAll());
}
reply->deleteLater();
}
/* Recalculate the contents of the lcd display.
* note: we don't redraw the lcd here, that is done by drawStackLCD().
*/
void calcStackLCD(){
int i, j;
int strLen, pLen, curPos;
char *c, *p;
char *txt; /* the number */
char label[16]; /* the stack number label */
int height;
int indx;
int row; /* the row to start print the current number */
int txtPos; /* which col do we start printing in */
int lines; /* the number of lines this number has */
int top; /* which row is the top for drawing the stack */
int bottom; /* which row is the current bottom for drawing the stack */
int labelLen; /* the stack number label length */
Number *num;
if(isEditingEditor()){
height = lcdHeight - 1;
} else {
height = lcdHeight;
}
if(height <= 0) return;
/* clear the old display */
for(i=0; i<lcdHeight; i++){
for(j=0; j<lcdWidth; j++){
lcdText[i][j] = ' ';
}
}
/* check for an error */
if(isError()){
top = 1;
c = getStringError();
strLen = strlen(c);
if(strLen > lcdWidth) strLen = lcdWidth;
strncpy(lcdText[0], c, strLen);
} else {
top = 0;
}
bottom = height;
/* print all of the numbers */
for(indx=0; indx<stackLen(); indx++){
/* get the number to print */
if(NULL == (num = getStackEle(indx))) break;
/* get the text of the number */
if(indx == 0 || lcdDisplayMode == LONG_DISPLAY){
if(NULL == (txt = printNumber(num))) break;
} else {
if(NULL == (txt = printNumberShort(num))) break;
}
/* how many lines is this number? */
lines = 1;
for(p=txt; *p!='\0'; p++) if(*p=='\n'){ lines++; *p='\0'; }
/* find the starting line of the number */
row = bottom - lines;
if(row < top) row = top;
/* print the stack number label */
sprintf(label, "%d: ", indx+1);
labelLen = strlen(label);
if(labelLen > lcdWidth) labelLen = lcdWidth;
strncpy(lcdText[row], label, labelLen);
/* print the number */
p = txt;
for(j=0, i=row; i<bottom && j<lines; i++, j++){
pLen = strlen(p);
txtPos = lcdWidth - pLen;
if(txtPos < labelLen) txtPos = labelLen;
if(txtPos > lcdWidth) break;
strncpy(&(lcdText[i][txtPos]), p, lcdWidth-txtPos);
p = p + pLen + 1;
}
/* free the mem used to print the number */
free(txt);
bottom = bottom - j;
if(bottom == top) break;
}
/* fill in the rest of the indexes */
for(i=indx, j=bottom; j>top; i++, j--){
sprintf(label, "%d: ", i+1);
labelLen = strlen(label);
if(labelLen > lcdWidth) labelLen = lcdWidth;
strncpy(lcdText[j-1], label, labelLen);
}
if(isEditingEditor()){
txt = getLineEditor();
curPos = cursorPosEditor();
if(curPos > lcdWidth){
txt += (curPos - lcdWidth);
}
strLen = strlen(txt);
if(strLen > lcdWidth) strLen = lcdWidth;
strncpy(lcdText[lcdHeight-1], txt, strLen);
}
}
