QVariant ReportItemDetail::data(int row_no, const QString &field_name, int role)
{
qfLogFuncFrame() << "row_no:" << row_no << "field_name:" << field_name;
QVariant ret;
if(row_no >= 0) {
ReportItemBand *band = parentBand();
if(band) {
BandDataModel *m = band->model();
if(m) {
ret = m->data(row_no, field_name, (BandDataModel::DataRole)role);
}
else {
qfWarning() << "Parent Band has not valid data model.";
}
}
else {
qfWarning() << "Detail without parent Band.";
}
}
else {
// this is not necessary error
// when data is not loaded and QML is instantiated then currentIndex == -1 and code goes this way
// return QString to avoid warning: Unable to assign [undefined] to QString
// when data is assigned to QML property of type string
ret = QString();
//qfWarning() << "row_no:" << row_no;
//ret = QStringLiteral("BAD_ROW");
}
qfDebug() << "\t RETURN:" << ret;
return ret;
}
void ReportItemBand::createChildItemsFromData()
{
BandDataModel *mod = model();
qfLogFuncFrame() << "model:" << mod;
if(mod) {
style::Brush *brush_lightgray = new style::Brush(this);
{
style::Color *c = new style::Color(brush_lightgray);
c->setDefinition(QColor(Qt::lightGray));
brush_lightgray->setColor(c);
}
ReportItemFrame *it_header_frm = new ReportItemFrame(this);
{
it_header_frm->setWidth("%");
it_header_frm->setLayout(ReportItemFrame::LayoutHorizontal);
it_header_frm->setFill(brush_lightgray);
//it_header_frm->setHinset(3);
//it_header_frm->setVinset(3);
}
addItem(it_header_frm);
style::Pen *pen_black1 = new style::Pen(this);
{
pen_black1->setWidth(1);
style::Color *c = new style::Color(pen_black1);
c->setDefinition(QColor(Qt::black));
pen_black1->setColor(c);
}
int col_cnt = mod->columnCount();
for(int i=0; i<col_cnt; i++) {
ReportItemPara *it_para = new ReportItemPara(it_header_frm);
it_para->setBorder(pen_black1);
it_para->setWidth(mod->headerData(i, Qt::SizeHintRole));
it_para->setText(mod->headerData(i).toString());
it_para->setHinset(1);
it_header_frm->addItem(it_para);
}
ReportItemDetail *it_det = new ReportItemDetail(this);
{
it_det->setWidth("%");
it_det->setLayout(ReportItemFrame::LayoutHorizontal);
it_det->setExpandChildrenFrames(true);
}
addItem(it_det);
for(int i=0; i<col_cnt; i++) {
ReportItemPara *it_para = new ReportItemPara(it_det);
it_para->setBorder(pen_black1);
it_para->setWidth(mod->headerData(i, Qt::SizeHintRole));
it_para->setHinset(1);
auto fn = [mod, it_det, i]()->QString {
QString ret = mod->data(it_det->currentIndex(), i).toString();
return ret;
};
it_para->setGetTextCppFunction(fn);
it_det->addItem(it_para);
}
}
//dumpObjectTree();
}
