By Drag and Drop?

In computer graphical user interfaces, drag and drop is a pointing device gesture in which the user selects a virtual object by "grabbing" it and dragging it to a different location or onto another virtual object.

What is drag and drop operation?

A drag-and-drop operation is a data transfer between two objects: a gesture source and a gesture target. The gesture source and gesture target can be the following objects: Nodes. Scenes.

What can we do by dragging and dropping?

Using the drag and drop method is intended to be simple for users to move or copy items. ... The user then drags the object to the desired location, while still holding down the mouse button. When the mouse button is released, it "drops" the object in that location, either moving or copying it, depending on the program.