Something like you take the coordinates at press, and on subsequent motion events you take the coordinates again, with the velocity depending on the position/distance from the original coordinates. On "unpress" (release) you stop the scroll. No?
On Wed, Nov 26, 2008 at 2:22 PM, Demetris Zavorotnichenko < [EMAIL PROTECTED]> wrote: > Hi to all. > > I have a Tree View on a scrolling window. I need to be able to scroll it by > pressing on the tree and dragging it. > > I need this since the application runs on a Touchscreen device so I don't > want to Drag the window Up and Down from the scroll bars but by pressing on > it and dragging. > > How would I do this? I mean, if I take an event->y then I don't know the > direction. So how would this be done ? > > Please help out guys. > > _______________________________________________ > gtk-list mailing list > [email protected] > http://mail.gnome.org/mailman/listinfo/gtk-list > -- Please note that according to the German law on data retention, information on every electronic information exchange with me is retained for a period of six months. [Bitte beachten Sie, dass dem Gesetz zur Vorratsdatenspeicherung zufolge jeder elektronische Kontakt mit mir sechs Monate lang gespeichert wird.]
_______________________________________________ gtk-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gtk-list
