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Re: what is wrong with my keymap for commenting a block

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  • flyfish
    Thank you very much, i got it. ... -- View this message in context:
    Message 1 of 3 , Apr 2, 2007
      Thank you very much, i got it.

      A.J.Mechelynck wrote:
      >
      > flyfish wrote:
      >> Hi,
      >>
      >> i write a simple keymap for commenting C file,
      >>
      >> map C 0i/*<C-Esc>A*/<C-Esc>j
      >>
      >> now i want to use the command like 12C to comment a block, however, it
      >> does
      >> not follow my mind, it does not comment one line then go down comment the
      >> next line, it only give a lot of /* in the first line and make mistake,
      >> how
      >> to implement what i want?
      >>
      >> Thank you very much.
      >
      > The way you do it, the 12 in 12C is simply prepended to the mapping,
      > changing
      > it to 120i/*<Esc> etc., i.e., adding /* ten times the count (120 times
      > here),
      > then */ once at the end of the line.
      >
      > Method I: Put your command in a register, let's say "q, and invoke that
      > register with a count:
      >
      > :let @q = "0i/*\eA*/\ej"
      > or
      > :let @q = "i\<Home>/*\<End>*/\<Down>\e"
      >
      > and in either case
      >
      > :map C @q
      >
      > Method II: Use a Visual-mode mapping:
      >
      > :vmap <F2> <Esc>:'<-1put ='/* '<CR>:'>put =' */'<CR>
      > or
      > :vmap <F2> <Esc>:'<-1put ='#if 0'<CR>:'>put ='#endif'<CR>
      >
      > I recommend the last of the above, which will (if I didn't goof) add "#if
      > 0"
      > above your (linewise) visual area and "#endif" below it, so than any /* */
      > inside the block won't disturb the compilation.
      >
      > (I'm not sure what you use Ctrl-Esc for: I have no help for i_CTRL-Esc and
      > on
      > my system, the Ctrl-Esc key is preempted by the window manager so that
      > gvim
      > never sees it.)
      >
      >
      > Best regards,
      > Tony.
      > --
      > "The society which scorns excellence in plumbing as a humble activity
      > and tolerates shoddiness in philosophy because it is an exalted
      > activity will have neither good plumbing nor good philosophy ...
      > neither its pipes nor its theories will hold water."
      >
      >

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