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minimize repaints when navigating between channels

This commit is contained in:
Kartik K. Agaram 2021-08-15 04:24:36 -07:00
parent 7282b475ae
commit 412a68d0c1
1 changed files with 13 additions and 0 deletions
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13
browse-slack/environment.mu
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@ -80,6 +80,16 @@ fn render-environment screen: (addr screen), _env: (addr environment), users: (a
render-search-menu screen, env
return
}
# minimize repaints when focus in channel nav
{
var cursor-in-channels?/eax: (addr boolean) <- get env, cursor-in-channels?
compare *cursor-in-channels?, 0/false
break-if-=
render-channels screen, env, channels
clear-rect screen, 0/x 0x2f/y, 0x80/x 0x30/y, 0/bg
render-channels-menu screen, env
return
}
}
# full repaint
clear-screen screen
@ -785,6 +795,9 @@ fn update-environment _env: (addr environment), key: byte, users: (addr array us
break-if-!=
# toggle cursor between main panel and channels nav
not *cursor-in-channels? # bitwise NOT; only works if you never assign 1/true to this variable
# do one more repaint
var dirty?/eax: (addr boolean) <- get env, dirty?
copy-to *dirty?, 1/true
return
}
{