ghcup-hs/lib-tui/GHCup/Brick/Attributes.hs
2024-03-02 01:03:56 +08:00

83 lines
3.5 KiB
Haskell

{-# LANGUAGE CPP #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RankNTypes #-}
{-# OPTIONS_GHC -Wno-unused-record-wildcards #-}
{-# OPTIONS_GHC -Wno-unused-matches #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-
This module defined the attributes. Despite of brick's capability to have a hierarchy of attributes, here
we go for the most-simple-approach: a plain hierarchy
-}
module GHCup.Brick.Attributes where
import Brick ( AttrMap)
import qualified Brick
import qualified Brick.Widgets.List as L
import qualified Graphics.Vty as Vty
defaultAttributes :: Bool -> AttrMap
defaultAttributes no_color = Brick.attrMap
Vty.defAttr
[ (L.listSelectedFocusedAttr , Vty.defAttr `withBackColor` Vty.blue)
, (L.listSelectedAttr , Vty.defAttr)
, (notInstalledAttr , Vty.defAttr `withForeColor` Vty.red)
, (setAttr , Vty.defAttr `withForeColor` Vty.green)
, (installedAttr , Vty.defAttr `withForeColor` Vty.green)
, (recommendedAttr , Vty.defAttr `withForeColor` Vty.green)
, (hlsPoweredAttr , Vty.defAttr `withForeColor` Vty.green)
, (latestAttr , Vty.defAttr `withForeColor` Vty.yellow)
, (latestPrereleaseAttr , Vty.defAttr `withForeColor` Vty.red)
, (latestNightlyAttr , Vty.defAttr `withForeColor` Vty.red)
, (prereleaseAttr , Vty.defAttr `withForeColor` Vty.red)
, (nightlyAttr , Vty.defAttr `withForeColor` Vty.red)
, (compiledAttr , Vty.defAttr `withForeColor` Vty.blue)
, (strayAttr , Vty.defAttr `withForeColor` Vty.blue)
, (dayAttr , Vty.defAttr `withForeColor` Vty.blue)
, (helpAttr , Vty.defAttr `withStyle` Vty.italic)
, (hoorayAttr , Vty.defAttr `withForeColor` Vty.brightWhite)
]
where
withForeColor | no_color = const
| otherwise = Vty.withForeColor
withBackColor | no_color = \attr _ -> attr `Vty.withStyle` Vty.reverseVideo
| otherwise = Vty.withBackColor
withStyle = Vty.withStyle
notInstalledAttr, setAttr, installedAttr, recommendedAttr, hlsPoweredAttr:: Brick.AttrName
latestAttr, latestPrereleaseAttr, latestNightlyAttr, prereleaseAttr, nightlyAttr:: Brick.AttrName
compiledAttr, strayAttr, dayAttr, helpAttr, hoorayAttr:: Brick.AttrName
notInstalledAttr = Brick.attrName "not-installed"
setAttr = Brick.attrName "set"
installedAttr = Brick.attrName "installed"
recommendedAttr = Brick.attrName "recommended"
hlsPoweredAttr = Brick.attrName "hls-powered"
latestAttr = Brick.attrName "latest"
latestPrereleaseAttr = Brick.attrName "latest-prerelease"
latestNightlyAttr = Brick.attrName "latest-nightly"
prereleaseAttr = Brick.attrName "prerelease"
nightlyAttr = Brick.attrName "nightly"
compiledAttr = Brick.attrName "compiled"
strayAttr = Brick.attrName "stray"
dayAttr = Brick.attrName "day"
helpAttr = Brick.attrName "help"
hoorayAttr = Brick.attrName "hooray"
dimAttributes :: Bool -> AttrMap
dimAttributes no_color = Brick.attrMap
(Vty.defAttr `Vty.withStyle` Vty.dim)
[ (Brick.attrName "active" , Vty.defAttr `withBackColor` Vty.blue) -- has no effect ??
, (Brick.attrName "no-bindist", Vty.defAttr `Vty.withStyle` Vty.dim)
]
where
withBackColor | no_color = \attr _ -> attr `Vty.withStyle` Vty.reverseVideo
| otherwise = Vty.withBackColor