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Add safeguards to avoid crashes #234

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Add safeguards to avoid crashes #234

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13 changes: 9 additions & 4 deletions src/Wt/WItemDelegate.C
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Original file line number Diff line number Diff line change
Expand Up @@ -450,19 +450,24 @@ cpp17::any WItemDelegate::editState(WWidget *editor, WT_MAYBE_UNUSED const WMode
{
IndexContainerWidget *w =
dynamic_cast<IndexContainerWidget *>(editor);
WLineEdit *lineEdit = dynamic_cast<WLineEdit *>(w->widget(0));
if (w) {
WLineEdit *lineEdit = dynamic_cast<WLineEdit *>(w->widget(0));

return cpp17::any(lineEdit->text());
return cpp17::any(lineEdit->text());
}
return {};
}

void WItemDelegate::setEditState(WWidget *editor, WT_MAYBE_UNUSED const WModelIndex& index,
const cpp17::any& value) const
{
IndexContainerWidget *w =
dynamic_cast<IndexContainerWidget *>(editor);
WLineEdit *lineEdit = dynamic_cast<WLineEdit *>(w->widget(0));
if (w) {
WLineEdit *lineEdit = dynamic_cast<WLineEdit *>(w->widget(0));

lineEdit->setText(cpp17::any_cast<WT_USTRING>(value));
lineEdit->setText(cpp17::any_cast<WT_USTRING>(value));
}
}

void WItemDelegate::setModelData(const cpp17::any& editState,
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