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"""
Send sequences to all open terminals.
"""
import os
import re
from pywal.settings import CACHE_DIR
from pywal import util
def set_special(index, color):
"""Convert a hex color to a special sequence."""
return f"\033]{index};{color}\007"
def set_color(index, color):
"""Convert a hex color to a text color sequence."""
return f"\033]4;{index};{color}\007"
def send_sequences(colors, vte):
"""Send colors to all open terminals."""
# Colors 0-15.
sequences = [set_color(num, color)
for num, color in enumerate(colors["colors"].values())]
# Special colors.
# http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.7.pod#XTerm_Operating_System_Commands
# 10 = foreground, 11 = background, 12 = cursor foregound
# 13 = mouse foreground
sequences.append(set_special(10, colors["special"]["foreground"]))
sequences.append(set_special(11, colors["special"]["background"]))
sequences.append(set_special(12, colors["special"]["cursor"]))
sequences.append(set_special(13, colors["special"]["cursor"]))
# Set a blank color that isn"t affected by bold highlighting.
# Used in wal.vim's airline theme.
sequences.append(set_color(66, colors["special"]["background"]))
# This escape sequence doesn"t work in VTE terminals.
if not vte:
sequences.append(set_special(708, colors["special"]["background"]))
# Get the list of terminals.
terminals = [f"/dev/pts/{term}" for term in os.listdir("/dev/pts/")
if len(term) < 4]
terminals.append(CACHE_DIR / "sequences")
# Send the sequences to all open terminals.
# pylint: disable=W0106
[util.save_file("".join(sequences), term) for term in terminals]
print("colors: Set terminal colors")
def reload_colors(vte, sequence_file=None):
"""Reload the current scheme."""
sequence_file = sequence_file or CACHE_DIR / "sequences"
if sequence_file.is_file():
sequences = "".join(util.read_file(sequence_file))
# If vte mode was used, remove the unsupported sequence.
if vte:
sequences = re.sub(r"\]708;\#.{6}", "", sequences)
print(sequences, end="")
exit(0)
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