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List:       kde-devel
Subject:    Re: Strange hangs with KDE 1.1 (KPanel)
From:       Martin Jones <mjones () powerup ! com ! au>
Date:       1999-07-26 7:54:19
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Michael Reiher wrote:
> 
> Daniel Naber wrote:
> >
> > On Sat, 24 Jul 1999, Johannes Mueller wrote:
> >
> > > On my system (P100 80mb SuSE Linux 6.1, Kernel 2.2.5 XFree86 3.3.3)
> > > it always occurs when I click an Icon on the desktop of which the letters of
> > > the name are "near" (1-3 pixels) to the edge of the panel or several letters
> >
> > Okay, it seems the problem is in kfm/root.cpp (~ line 1516):
> >
> >         p2.drawText( textXOffset, textYOffset, file );
> >
> I think I found the place where it *crashes*, but itīs not the real
> problem. And I donīt know at the moment how exactly that is related to
> the above but somehow it has to. Ok here is the backtrace(run kfm with
> -sync):
> 
> #0  KRootIcon::resizeEvent (this=0x81d60a8) at root.cpp:1575
> #1  0x80b3fa7 in KRootIcon::update (this=0x81d60a8) at root.cpp:1832
> #2  0x80b3f6f in KRootIcon::select (this=0x81d60a8, _select=true) at
> root.cpp:1825
> #3  0x80b3238 in KRootIcon::mousePressEvent (this=0x81d60a8,
> _mouse=0xbffff1d8) at root.cpp:1644
> #4  0x401eb80a in QWidget::event ()
> #5  0x401afc40 in QApplication::notify ()
> #6  0x402605d6 in QETWidget::translateMouseEvent ()
> #7  0x4025e419 in QApplication::x11ProcessEvent ()
> #8  0x4025df67 in QApplication::processNextEvent ()
> #9  0x4025edc9 in QApplication::enter_loop ()
> #10 0x4025dee5 in QApplication::exec ()
> #11 0x8082247 in main (argc=1, argv=0xbffff724) at main.cpp:373
> 
> The line where it crashes is:
> XShapeCombineMask( x11Display(), winId(), ShapeBounding, 0, 0,
> mask.handle(), ShapeSet );
> 
> And this seems to me to fit perfectly to the symptoms i.e. an internal
> X11 error resulting in a complete XServer crash.
> 
> My guess is that thereīs probably something wrong with the mask.
> 
> But I have also no time at the moment to dig into this further, as I
> have an exam tomorrow, but maybe after this.(If I donīt get too
> frustrated and have to drink the whole evening :)
> 
> Good luck, if someone tries!

I had similar strange X server crashes while developing
amor.  Try this patch and see if it makes any difference.


diff -u -r1.82.2.2 root.cpp
--- root.cpp    1999/03/03 22:08:42     1.82.2.2
+++ root.cpp    1999/07/26 07:45:42
@@ -1367,7 +1367,7 @@
 QPixmap *KRootIcon::ro_pixmap = 0;
 
 KRootIcon::KRootIcon( const char *_url, int _x, int _y ) :
-    KDNDWidget( 0L, 0L, WStyle_Customize | WStyle_Tool |
WStyle_NoBorder )
+    KDNDWidget( 0L, 0L, WStyle_Customize | WStyle_NoBorder )
 {
     grid_x = -1;
     grid_y = -1;

-- 
Martin Jones
mjones@kde.org

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