On Wed, 2011-06-22 at 22:32 +0530, Matt Barclay wrote: > Hello, > > > I have a C++ model derived from QAbstractListModel. I want to disable > certain elements of the model so they don't get a delegate in the > ListView. i.e. I want them hidden from the listview. These elements > can also be enabled under certain conditions. Think if it like an > inventory system where the item is not displayed with quantity equals > 0, but as soon as quanity > 0 the item reappears in the ListView. > > I tried using overriding QAbstractListModel::flags(index) and > returning QAbstractListModel::flags(index) & ~Qt::ItemIsEnabled; But > that isn't the same thing as removing the item from the view. > > > Is this possible? I really want to avoid removing the item from the > model, since visibility is a property of the item. >
Reimpliment this function QVariant QAbstractItemModel::data ( const QModelIndex & index, int role = Qt::DisplayRole ) const if you haven't done so yet, and return an invalid variant when you don't want the item to appear in your view. -- Pritam > > Thanks, > Matt > > **************** CAUTION - Disclaimer ***************** This e-mail contains PRIVILEGED AND CONFIDENTIAL INFORMATION intended solely for the use of the addressee(s). If you are not the intended recipient, please notify the sender by e-mail and delete the original message. Further, you are not to copy, disclose, or distribute this e-mail or its contents to any other person and any such actions are unlawful. This e-mail may contain viruses. Infosys has taken every reasonable precaution to minimize this risk, but is not liable for any damage you may sustain as a result of any virus in this e-mail. You should carry out your own virus checks before opening the e-mail or attachment. Infosys reserves the right to monitor and review the content of all messages sent to or from this e-mail address. Messages sent to or from this e-mail address may be stored on the Infosys e-mail system. ***INFOSYS******** End of Disclaimer ********INFOSYS*** _______________________________________________ Qt-qml mailing list [email protected] http://lists.qt.nokia.com/mailman/listinfo/qt-qml
