<div class="gmail_quote">2011/4/5 Kristian Høgsberg <span dir="ltr"><<a href="mailto:krh@bitplanet.net" target="_blank">krh@bitplanet.net</a>></span><br><div><div class="h5"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> <div>On Tue, Apr 5, 2011 at 5:59 AM, Michal Suchanek <<a href="mailto:hramrach@centrum.cz" target="_blank">hramrach@centrum.cz</a>> wrote:<br> > Hello,<br> ><br> > what is the plan for screensave/screenlocker support in wayland?<br> ><br> > The support in X is a fail in several ways.<br> <br> </div>It sure is. The plan for Wayland is that the lock screen is just part<br> of the compositor. There are no problems with detecting idle or other<br> applications having grabs this way, and the compositor completely<br> controls what goes on the screen so you don't have other applications<br> raising their window over the screensaver. There doesn't even have to<br> be a screensaver window, the compositor can just paint a black screen.<br> <br> It is of course possible to define a plugin or an out-of-process (fork<br> a special Wayland client and give it a special surface to render to,<br> similar to your second option below) mechanism for rendering fun<br> screensavers.<br> <font color="#888888"><br> Kristian<br> </font><div><div><br> </div></div></blockquote></div></div></div><br></div>How will apps like mplayer/vlc/browsers-playing-videos tell the compositor that they are "busy" drawing and that the lock should NOT be engaged even though there hasn't been any keyboard/mouse activity for long stretches? As compared to "default" apps that just paint "im bored" over and over again, where the idle lock should get switched on...<br><div class="gmail_quote"><font color="#888888"><br>--friar<br></font><div><div class="h5"><br></div></div></div>