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#include <QvInput.h>
#include <QvReadError.h>
#include <QvFieldData.h>
#include <QvChildList.h>
#include <QvGroup.h>
QV_NODE_SOURCE(QvGroup);
QvGroup::QvGroup()
{
children = new QvChildList();
QV_NODE_CONSTRUCTOR(QvGroup);
isBuiltIn = TRUE;
}
QvGroup::~QvGroup()
{
delete children;
}
QvNode *
QvGroup::getChild(int index) const
{
return(*children)[index];
}
int
QvGroup::getNumChildren() const
{
return children->getLength();
}
QvChildList *
QvGroup::getChildren() const
{
return children;
}
QvBool
QvGroup::readInstance(QvInput *in)
{
QvName typeString;
QvFieldData *fieldData = getFieldData();
if (! isBuiltIn) {
if (in->read(typeString, TRUE)) {
if (typeString == "fields") {
if (! fieldData->readFieldTypes(in, this)) {
QvReadError::post(in, "Bad field specifications for node");
return FALSE;
}
}
else
in->putBack(typeString.getString());
}
}
return (fieldData->read(in, this, FALSE) && readChildren(in));
}
QvBool
QvGroup::readChildren(QvInput *in)
{
QvNode *child;
QvBool ret = TRUE;
while (TRUE) {
if (read(in, child)) {
if (child != NULL)
children->append(child);
else
break;
}
else {
ret = FALSE;
break;
}
}
return ret;
}
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