/* add new device */
INDI::BaseDevice * INDI::BaseClientQt::addDevice (XMLEle * dep, char * errmsg)
{
//devicePtr dp(new INDI::BaseDriver());
INDI::BaseDevice * dp = new INDI::BaseDevice();
XMLAtt * ap;
char * device_name;
/* allocate new INDI::BaseDriver */
ap = findXMLAtt (dep, "device");
if (!ap)
{
strncpy(errmsg, "Unable to find device attribute in XML element. Cannot add device.", MAXRBUF);
return NULL;
}
device_name = valuXMLAtt(ap);
dp->setMediator(this);
dp->setDeviceName(device_name);
cDevices.push_back(dp);
newDevice(dp);
/* ok */
return dp;
}
INDI::BaseDevice * INDI::BaseClientQt::findDev (XMLEle * root, int create, char * errmsg)
{
XMLAtt * ap;
INDI::BaseDevice * dp;
char * dn;
/* get device name */
ap = findXMLAtt (root, "device");
if (!ap)
{
snprintf(errmsg, MAXRBUF, "No device attribute found in element %s", tagXMLEle(root));
return (NULL);
}
dn = valuXMLAtt(ap);
if (*dn == '\0')
{
snprintf(errmsg, MAXRBUF, "Device name is empty! %s", tagXMLEle(root));
return (NULL);
}
dp = findDev(dn, errmsg);
if (dp)
return dp;
/* not found, create if ok */
if (create)
return (addDevice (root, errmsg));
snprintf(errmsg, MAXRBUF, "INDI: <%s> no such device %s", tagXMLEle(root), dn);
return NULL;
}
/* delete the property in the given device, including widgets and data structs.
* when last property is deleted, delete the device too.
* if no property name attribute at all, delete the whole device regardless.
* return 0 if ok, else -1 with reason in errmsg[].
*/
int INDI::BaseClientQt::delPropertyCmd (XMLEle * root, char * errmsg)
{
XMLAtt * ap;
INDI::BaseDevice * dp;
/* dig out device and optional property name */
dp = findDev (root, 0, errmsg);
if (!dp)
return INDI_DEVICE_NOT_FOUND;
dp->checkMessage(root);
ap = findXMLAtt (root, "name");
/* Delete property if it exists, otherwise, delete the whole device */
if (ap)
{
INDI::Property * rProp = dp->getProperty(valuXMLAtt(ap));
removeProperty(rProp);
int errCode = dp->removeProperty(valuXMLAtt(ap), errmsg);
return errCode;
}
// delete the whole device
else
return deleteDevice(dp->getDeviceName(), errmsg);
}
/* pull out device and name attributes from root.
* return 0 if ok else -1 with reason in msg[].
*/
int
crackDN (XMLEle *root, char **dev, char **name, char msg[])
{
XMLAtt *ap;
ap = findXMLAtt (root, "device");
if (!ap) {
sprintf (msg, "%s requires 'device' attribute", tagXMLEle(root));
return (-1);
}
*dev = valuXMLAtt(ap);
ap = findXMLAtt (root, "name");
if (!ap) {
sprintf (msg, "%s requires 'name' attribute", tagXMLEle(root));
return (-1);
}
*name = valuXMLAtt(ap);
return (0);
}
