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Add a --hold option to icat

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Keeps it alive after display images
This commit is contained in:
Kovid Goyal 2020-09-18 11:48:31 +05:30
parent b4693dc1b3
commit e36d41b46f
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 14 additions and 6 deletions
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16
kittens/icat/main.py
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@ -30,7 +30,7 @@ from ..tui.images import (
ConvertFailed, GraphicsCommand, NoImageMagick, OpenFailed, convert, fsenc,
identify
)
from ..tui.operations import clear_images_on_screen
from ..tui.operations import clear_images_on_screen, raw_mode
OPTIONS = '''\
--align
@ -110,6 +110,11 @@ default=0
Z-index of the image. When negative, text will be displayed on top of the image. Use
a double minus for values under the threshold for drawing images under cell background
colors. For example, --1 evaluates as -1,073,741,825.
--hold
type=bool-set
Wait for keypress before exiting after displaying the images.
'''
@ -473,11 +478,14 @@ def main(args: List[str] = sys.argv) -> None:
errors.append(e)
if parsed_opts.place:
sys.stdout.buffer.write(b'\0338') # restore cursor
if not errors:
return
if errors:
for err in errors:
print(err, file=sys.stderr)
raise SystemExit(1)
if cli_opts.hold:
with open(os.ctermid()) as tty:
with raw_mode(tty.fileno()):
tty.buffer.read(1)
raise SystemExit(1 if errors else 0)
if __name__ == '__main__':