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39acad46fa
Signed-off-by: Snijke 1.0rc <snijke@gmail.com> Signed-off-by: Christian Brabandt <cb@256bit.org>
52 lines
1.5 KiB
VimL
52 lines
1.5 KiB
VimL
vim9script
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# Vim plugin for setting the background and foreground colours depending on
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# the terminal response.
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#
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# Maintainer: The Vim Project <https://github.com/vim/vim>
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# Last Change: 2025 Sep 05
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if exists("g:loaded_colorresp")
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finish
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endif
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g:loaded_colorresp = 1
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augroup ColorResp
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au!
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au TermResponseAll osc {
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var parts: list<string> = matchlist(v:termosc, '\(\d\+\);rgb:\(\w\+\)/\(\w\+\)/\(\w\+\)')
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if len(parts) >= 5
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var type: string = parts[1]
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var rval: number = str2nr(parts[2][: 1], 16)
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var gval: number = str2nr(parts[3][: 1], 16)
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var bval: number = str2nr(parts[4][: 1], 16)
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if type == '11'
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# Detect light or dark background by parsing OSC 11 RGB background reply
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# from terminal. Sum the RGB values roughly; if bright enough, set
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# 'background' to 'light', otherwise set it to 'dark'.
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var new_bg_val: string = (3 * char2nr('6') < char2nr(parts[2]) + char2nr(parts[3]) + char2nr(parts[4])) ? "light" : "dark"
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v:termrbgresp = v:termosc
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&background = new_bg_val
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# For backwards compatibility
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if exists('#TermResponseAll#background')
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doautocmd <nomodeline> TermResponseAll background
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endif
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else
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v:termrfgresp = v:termosc
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# For backwards compatibility
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if exists('#TermResponseAll#foreground')
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doautocmd <nomodeline> TermResponseAll foreground
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endif
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endif
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endif
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}
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au VimEnter * ++once {
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call echoraw(&t_RB)
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call echoraw(&t_RF)
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}
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augroup END
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# vim: set sw=2 sts=2 :
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