Andreas Schuler wrote: > hi, > > is my question too dumb, my english too bad or is there no one that can > help me ? > > How can i display a user defined text in a custom column ? > > greets > Andreas > > >>> On Tue, Jun 01, 2010 at 10:27:28PM +0200, Andreas Schuler wrote: >>> >>>> i'm writing a dissector and want to use custom columns for displaying >>>> some dynamic generated informations, but when i use >>>> proto_tree_add_none_format() the column remains empty although in the >>>> details the right values will be displayed. other proto_tree_add_... >>>> works but only show the value that comes direct from packet-data, no >>>> additional text etc. >>> Are you sure that FT_NONE is the appropriate field type to be using for >>> that? To quote README.developer, "No field type. Used for fields that >>> aren't given a value, and that can only be tested for presence or >>> absence..." - so there wouldn't be anything to be displayed in the >>> custom column. What are the dynamic values you are displaying? >> >> No, i'm not sure. >> I want to show a piece of the packet-header in human readable,sortable >> format. >> >> i.e.: >> Value Column-Text >> 0 "[Ct]" >> 1 "[Ct]" >> 2 "[Nt]" >> 3 "[Nt]" >> 4 "[Qt]" >> 5 "[Escape]" >> 6 "[Mt]" >> 7 "[Mt]" >> >> Thats shouldn't be difficult, but the value 7 is dependant on the packet >> type either "[Mt]" or "[Pt]". So i can't use the normal >> proto_tree_add_item and value_string contruct. >> >> The background is, i want to clean some things in the DECT dissector >> (packet_dect.c). There are many things to do, one of them is that all >> infos from the packet only are written to COL_INFO since >> Revision 28022 >> (http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-dect.c?r1=27904&r2=28022). >> Now i want to write this infos to custom columns, not to any random chosen >> COL_xxx fields like before. >> >> The upper described example is the first thing that be showed in the >> COL_INFO column and depends on >> dect.AField.head.TA and dect.type (or COL_PROTOCOL == DECT RFP/DECT PP).
I think an FT_STRING(Z) field should work for this purpose: just build and add the string you want and add it to the protocol tree. ___________________________________________________________________________ Sent via: Wireshark-dev mailing list <[email protected]> Archives: http://www.wireshark.org/lists/wireshark-dev Unsubscribe: https://wireshark.org/mailman/options/wireshark-dev mailto:[email protected]?subject=unsubscribe
