This is the Qt Example for a "Simple Tree Model" but converted to using a QML TreeView instead of a QTreeView widget. It is using a QAbstractItemModel to represent the tree model.

Example which shows slow remove items from QML TreeView. Test Model contain 100.000 items. Removing 500 items takes 10 seconds from TreeView, but for ListView the deletion is instant. I'm run this ...

Maybe I'm missing it somewhere, but I can't seem to find how to add a widget to an existing layout once it's set.In the most basic example, I tried adding a widget when a button was pressed. The ...