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Re: [virt-tools-list] [virt-viewer v2] vnc: Clear all displays before creating dummy display



ack

----- Original Message -----
> If VirtViewerSessionVnc::disconnected is called because of an
> authentication failure, we get:
> 
> (remote-viewer:29588): gtk-vnc-DEBUG: vncdisplay.c Disconnected from VNC
> server
> 
> (remote-viewer:29588): Gtk-WARNING **: Attempting to add a widget with type
> VncDisplay to a container of type VirtViewerDisplayVnc, but the widget is
> already inside a container of type VirtViewerDisplayVnc, please use
> gtk_widget_reparent()
> 
>  #0  0x0000003136e50499 in g_logv (log_domain=0x3f2e13e143 "Gtk",
>      log_level=G_LOG_LEVEL_WARNING, format=<optimized out>,
>      args=args entry=0x7fffffffd210) at gmessages.c:989
>  #1  0x0000003136e505ef in g_log (log_domain=<optimized out>,
>  log_level=<optimized out>,
>      format=<optimized out>) at gmessages.c:1025
>  #2  0x00000000004230eb in virt_viewer_display_vnc_new (vnc=0x8a8250)
>      at virt-viewer-display-vnc.c:169
>  #3  0x0000000000422191 in virt_viewer_session_vnc_disconnected
>  (vnc=0x8a8250,
>      session=0x86bf00) at virt-viewer-session-vnc.c:113
>  #4  0x00000031372104c7 in _g_closure_invoke_va
>  (closure=closure entry=0x8ad2b0,
>      return_value=return_value entry=0x0, instance=instance entry=0x8a8250,
>      args=args entry=0x7fffffffd530, n_params=0, param_types=0x0) at
>      gclosure.c:840
>  #5  0x0000003137229749 in g_signal_emit_valist (instance=0x8a8250,
>      signal_id=<optimized out>, detail=0,
>      var_args=var_args entry=0x7fffffffd530)
>      at gsignal.c:3238
>  #6  0x000000313722a3af in g_signal_emit (instance=<optimized out>,
>      signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3386
>  #7  0x00007ffff7dbeb5a in on_disconnected (conn=0x8b5aa0, opaque=0x8a8250)
>      at vncdisplay.c:1563
>  #8  0x00000031372104c7 in _g_closure_invoke_va
>  (closure=closure entry=0x7d55f0,
>      return_value=return_value entry=0x0, instance=instance entry=0x8b5aa0,
>      args=args entry=0x7fffffffd820, n_params=0, param_types=0x0) at
>      gclosure.c:840
>  #9  0x0000003137229749 in g_signal_emit_valist (instance=0x8b5aa0,
>      signal_id=<optimized out>, detail=0,
>      var_args=var_args entry=0x7fffffffd820)
>      at gsignal.c:3238
>  #10 0x000000313722a3af in g_signal_emit (instance=<optimized out>,
>      signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3386
>  #11 0x00007ffff7b97308 in do_vnc_connection_emit_main_context
>  (opaque=0x7fffe3c91f40)
>      at vncconnection.c:578
>  #12 0x0000003136e49256 in g_main_dispatch (context=0x681840) at gmain.c:3065
>  #13 g_main_context_dispatch (context=context entry=0x681840) at gmain.c:3641
>  #14 0x0000003136e495d8 in g_main_context_iterate (context=0x681840,
>      block=block entry=1, dispatch=dispatch entry=1, self=<optimized out>)
>      at gmain.c:3712
>  #15 0x0000003136e499ea in g_main_loop_run (loop=0x830430) at gmain.c:3906
>  #16 0x0000003f2dfa8f75 in gtk_main () at gtkmain.c:1158
>  #17 0x0000000000429bf3 in main (argc=1, argv=0x7fffffffdcd8) at
>  remote-viewer-main.c:179
> 
> This commit calls virt_viewer_session_clear_displays() before creating a
> dummy VNC display with
> virt_viewer_display_vnc_new(), which avoids this warning.
> ---
> 
> Changes since v1:
>   - fix backtrace in commit message (lines should not start with # ...)
>   - remove if (..->vnc != NULL) test
> 
> 
>  src/virt-viewer-session-vnc.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/src/virt-viewer-session-vnc.c b/src/virt-viewer-session-vnc.c
> index 05e98c8..50fa11f 100644
> --- a/src/virt-viewer-session-vnc.c
> +++ b/src/virt-viewer-session-vnc.c
> @@ -110,7 +110,10 @@ static void
>  virt_viewer_session_vnc_disconnected(VncDisplay *vnc G_GNUC_UNUSED,
>                                       VirtViewerSessionVnc *session)
>  {
> -    GtkWidget *display = virt_viewer_display_vnc_new(session->priv->vnc);
> +    GtkWidget *display;
> +
> +    virt_viewer_session_clear_displays(VIRT_VIEWER_SESSION(session));
> +    display = virt_viewer_display_vnc_new(session->priv->vnc);
>      DEBUG_LOG("Disconnected");
>      g_signal_emit_by_name(session, "session-disconnected");
>      virt_viewer_display_set_show_hint(VIRT_VIEWER_DISPLAY(display),
> --
> 1.8.3.1
> 
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> 


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