Category "drag"

Implementing copy and move when dropping an Item in `QTreeView`

I revised the whole question because the behavior I want is hard to implement and actually use. I'm trying to imitate the behavior in the File Explorer where wh

Why is clientX reset to 0 on last drag-event and how to solve it?

I'm trying to drag elements along a line. They should push each other, not cross over or under. To avoid having a shady element float around on drag, I drag a s

Limit rectangle to screen edge on drag gesture

I'm just getting started with SwiftUI and I was hoping for the best way to tackle the issue of keeping this rectangle in the bounds of a screen during a drag ge

Draggable lines select one another in Matplotlib

I'm trying to create a class of draggable lines using matplotlib handling and picking. The aim is to set different thresholds and intervals on a graph. Here is