This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
i wanna implement a JTree with drag and drop functionality! but i have a little problem about how to form a line, or something like it , when you drag a node from the tree as a purpose of setting up the tree more precisely!
i have got a picture to illustrate it!
thanks a lot!