Re: GUI Performance issue

[Jeff Morriss <jeff.morriss.ws () gmail com>]

Andreas wrote:
> I have a dissector for a protocol that can have huge messages. It can 
> happen that I find 250kByte in one message, reassembled of about 180 
> packets.
>
> All data is decoded fine, the tree is built and displayed in the packet 
> details view. But it takes more than a second to highlight the next item 
> in the tree after the click. More annoying is the the packet byte pane 
> seems to be reconstructed every time what consumes up to ten seconds.
>
> The bytes are selected in the bytes pane after two seconds or so. But 
> the vertical scrollbar scrolls and than slims for a long while.
>
> Why is selecting the next tree item so expensive, when just a few other 
> bytes are to be highlighted. In my example there are only a few (eight) 
> lines display anyway. I think this could be a field to optimize the GUI, 
> while I must admit that such a message size is heavy.
>
> ... using Wireshark version 1.2.3

The GUI internals have changed significantly between 1.2 and 1.4. I 
don't know if they affect this area in particular, but I'd strongly 
suggest trying 1.4.x .
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