Wireshark-dev: Re: [Wireshark-dev] Custom Columns in Packet List Pane

From: "Purandhar Krishnamurthy" <purandhar.krishnamurthy@xxxxxxxxxxxxxxxxxxxx>
Date: Wed, 20 Jun 2007 03:29:56 -0400 (EDT)

Hello Steve,

I wish to thank you for your technical support. It was of great help to
me! Thanks once again.

Purandhar


> On Tue, Jun 19, 2007 at 08:45:47AM -0400, Purandhar Krishnamurthy wrote:
>
>>   I want to add a new column in my Packet List Pane, in which I am
>> planning to display an integer value (say for example, Retransmission
>> Count) for each message/packet. The format of the column i selected
>> was "Number".
>>
>>   As the format is "Number", I re-used the macro "COL_NUMBER" in the
>> dissector to display the integer value. In the packet list pane, a new
>> column was created but the values that are displayed are packet or
>> frame number (and not the one I wished to display).
>>
>>   Can anyone please tell me, whether is it possible to re-use
>> COL_NUMBER (which was already used to display the packet-frame number)
>> to display an integer value?
>
> No.  You need to create a new column type.
>
>>   If it is possible, please advice me the changes that are to be made
>> and
>>   If it is not possible, please advice me what else can be done.
>>
>> I tried to find it in Developer's Guide, but these information are not
>> provided in that.
>
> Take a look at this commit for an example of two new columns that
> dissectors fill in:
>
> http://anonsvn.wireshark.org/viewvc/viewvc.py?view=rev&revision=20118
>
> Click on the text changed link to see what is added to each file to make
> it work.
>
>
> Steve
>
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