Path: csiph.com!x330-a1.tempe.blueboxinc.net!feeder1.hal-mli.net!news.alt.net!news-in-01.newsfeed.easynews.com!easynews.com!easynews!news-out.news.tds.net!newsreading01.news.tds.net!86597e80!not-for-mail From: "usenet" Subject: Re: Highlight itemin JLis Message-ID: <4T3la4akInu5@uni.chka.de> X-Comment-To: comp.lang.java.gui Newsgroups: comp.lang.java.gui In-Reply-To: <9_n5h.217903$Ry4.146642@newsfe10.phx> References: <9_n5h.217903$Ry4.146642@newsfe10.phx> Content-Type: text/plain; charset=IBM437 Content-Transfer-Encoding: 8bit X-Gateway: time.synchro.net [Synchronet 3.15a-Win32 NewsLink 1.92] Lines: 35 Date: Wed, 27 Apr 2011 15:26:02 GMT NNTP-Posting-Host: 96.60.20.240 X-Complaints-To: news@tds.net X-Trace: newsreading01.news.tds.net 1303917962 96.60.20.240 (Wed, 27 Apr 2011 10:26:02 CDT) NNTP-Posting-Date: Wed, 27 Apr 2011 10:26:02 CDT Organization: TDS.net Xref: x330-a1.tempe.blueboxinc.net comp.lang.java.gui:178 To: comp.lang.java.gui Knute Johnson wrote: > Java and Swing wrote: > > I have a JList which I add a MouseListener to. When the mouseEntered > > method gets called I'd like to select the item in the JList for which > > the mouse is over. > I thought this was going to be difficult, turns out it is pretty simple. > JList list = new JList(); > list.addMouseMotionListener(new MouseAdapter() { > public void mouseMoved(MouseEvent me) { > Point p = new Point(me.getX(),me.getY()); Eh, MouseEvent.getPoint(). > list.setSelectedIndex(list.locationToIndex(p)); Probably setSelectedIndex(-1) is not valid -- this occurs (only) if there are no items. Also see: http://groups.google.com/group/comp.lang.java.gui/browse_frm/thread/1f9886beebe795b Christian --- * Synchronet * The Whitehouse BBS --- whitehouse.hulds.com --- check it out free usenet! --- Synchronet 3.15a-Win32 NewsLink 1.92 Time Warp of the Future BBS - telnet://time.synchro.net:24