Upgrade to KDE 4.5 makes additional items on taskbar

Frank Weng (a.k.a. Franklin) franklin at goodhorse.idv.tw
Wed Aug 18 07:35:41 BST 2010

Hi, I replied this one (with images attached) but it seems to need approve.  
Would anyone please help me?  Thanks.


在 週二 17 八月 2010 14:42:57,Duncan 寫道:
> Frank Weng \(a.k.a. Franklin\) posted on Tue, 17 Aug 2010 13:15:57 +0800
> as excerpted:
> >> I just upgrade to KDE 4.5 (Mandriva package)
> >> 
> >> Then after re-login I found that there are two more items on my task
> >> bar.
> >> 
> >> Then I found that these two item, one is gcin, which should just
> >> minimize to tray only, and the other is plasma-desktop, which would
> >> make my plasma desktop disappear after killing it.
> >> 
> >> Even if I rename my .kde4 to initialize a new KDE environment, there is
> >> still one item exist (but I didn't see if it is gcin or plasma-desktop.
> >> I guess it should be gcin).
> >> 
> >> Would anyone please give me a hint that how can I make it not appear on
> >> my taskbar?
> >> 
> >> The screenshot is attached.
> > 
> > Does anyone have the same problem?
> I'm not seeing it here.  Gentoo, 4.5 from the gentoo/kde overlay.  Thanks
> for attaching the screen shot, BTW, or it'd have been difficult to believe
> that plasma-desktop would be showing /itself/ -- it certainly doesn't do
> so by default.  FWIW, I've no idea at all what gcin is.
> Why it's doing it, I don't know, but provided you're using kwin as your
> window manager at least (not something like compiz fusion), you SHOULD be
> able to tell it not to.  You certainly can with normal windows, but as
> this is behavior I've not seen, I can't be sure exactly what sort of
> windows these are, or that the below will work.
> Open the window behavior dialog (available from the window-menu in any
> title bar), scroll to the bottom of the pic-list on the left and choose
> window rules.  If you don't already have an entry for the apps you want to
> modify the behavior of (you probably won't, unless you set one up at some
> point, tho there have been a few default rules from time to time), choose
> new, and a new dialog will popup, this one for a specific app.
> Now ensure that the target window is displayed somewhere (not minimized),
> and hit the detect window properties button.  The pointer should turn into
> a pair of cross-hairs.  Aim it at the window in question and click.  You
> should get a third dialog, listing a bit of information about the window
> you clicked.  Make the appropriate choice (probably specific window, you
> can adjust later if desired) and hit OK.
> That should return you to the specific window settings dialog, now with a
> bit of info about the window you picked filled in on the first and second
> tabs.  Again adjust these as appropriate.  You want to always match the
> window in question, but not match too much... perhaps other windows of the
> same app, etc.  So if the title changes, you can't use exact match on
> that, tho you might be able to use contains, or simply ignore that.
> Similarly with the other items, except they shouldn't be as likely to
> change.  On the top of the first tab, be sure to fill in an appropriate
> description, as this is what it'll be listed with in the window rules
> dialog.
> When you're finished adjusting the settings on the first two tabs, which
> describe the window and determine how it matches, move on to the next
> three, which describe window behavior that you might wish to change.
> In this case, what we're looking for is on the preferences tab.  The items
> you're interested in are the "Skip..." items.  You obviously want to skip
> the taskbar, and may wish to skip the pager and app-switcher, I'm not
> sure.  Select the left-hand checkbox to activate that line, change the
> drop-down box from do not affect to either force, or possibly, apply
> initially.  Be sure and select the checkbox on the right as well, or it
> negates the instruction (do NOT skip...).
> Set anything else that might be of interest, and hit OK.  Then hit Apply
> in the window behavior dialog, and see if it worked...  If it didn't, you
> may have to go back and fiddle with things a bit.
> With gcin I think it should work, at least if you can get a window to
> show, for you to click on.  With the plasma-desktop window... I really
> don't know, as I'm not sure what part of it is showing up in the taskbar
> that shouldn't be, and thus, am not sure exactly how it's going to work.
> Certainly, you can click anywhere on the desktop or panels, and that's
> plasma-desktop.  No problem there.  But the question is, is that the
> window that's showing in the task manager?  Or is there something else
> going on, some other window associated with plasma-desktop, showing up?
> I hope that helps...
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