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cycle_themes.py
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cycle_themes.py
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# -*- coding: utf-8 -*-
import os
import sys
from time import sleep
import shutil
import curses
import threading
from glob import glob
from argparse import ArgumentParser
try:
import queue
except:
import Queue as queue
win = None
def print_msg(msg):
win.move(0, 0)
win.insdelln(1)
win.addstr(msg, curses.color_pair(0))
win.refresh()
def make_target():
if sys.platform.startswith('win'):
target = os.path.join(os.getenv('appdata'), 'pyradio', 'themes')
else:
target = os.path.join(os.getenv('HOME', '~'), '.config', 'pyradio', 'themes')
if not os.path.exists(target):
os.makedirs(target)
if not os.path.exists(target):
print(1, 0, 'Error: Cannot create output folder: "{}"\n\n'.format(target))
sys.exit(1)
target = os.path.join(target, 'cycle_theme_sh_themes.pyradio-theme')
''' reset the file '''
try:
with open(target, 'w') as f:
pass
except:
print(1, 0, 'Error: Cannot create output file: "{}"\n\n'.format(target))
sys.exit(1)
return target
def copy_a_theme(scr, in_file, out_file, a_dir):
o_file = os.path.join(os.path.dirname(out_file), os.path.basename(in_file).replace('.pyradio-theme', '-' + a_dir + '.pyradio-theme'))
try:
shutil.copy(in_file, o_file)
print_msg('Theme copyied: {}'.format(os.path.basename(o_file)).replace('.pyradio-theme', ''))
except:
print_msg('Theme copy failed: {}'.format(os.path.basename(o_file)).replace('.pyradio-theme', ''))
def copy_theme_group(scr, in_file, out_file, dirs):
theme_name = os.path.basename(in_file).replace('.pyradio-theme', '')
for n in dirs:
theme_name = theme_name.replace(n, '')
# print_msg('theme_name: {}'.format(theme_name))
in_list = []
out_list = []
error = False
for n in dirs:
in_list.append(os.path.join('themes', n, theme_name + '.pyradio-theme'))
out_list.append(os.path.join(os.path.dirname(out_file), theme_name + '-' + n + '.pyradio-theme'))
# print_msg('in: ' + in_list[-1])
# print_msg('out: ' + out_list[-1])
try:
shutil.copy(in_list[-1], out_list[-1])
except:
error = True
if error:
print_msg('Theme group copy failed: ' + theme_name)
else:
print_msg('Theme group copyied: ' + theme_name)
def do_copy_files(scr, out_file, stop, delay, th_start_count, que):
''' thread to copy files to out file '''
start_count = int(th_start_count / 4)
scr.clrtoeol()
dirs = (
'default',
'default-alt',
'variation',
'variation-alt'
)
files = glob(os.path.join('themes', 'default', '*.pyradio-theme'))
files.sort()
y, x = scr.getmaxyx()
msg = ' Available commands:'
scr.addstr(8, 0, msg.ljust(x), curses.A_REVERSE)
msg = ' Total number of themes: {0}, delay: {1} sec'.format(4 * len(files), delay())
scr.addstr(1, 0, msg.ljust(x), curses.A_REVERSE)
scr.addstr(0, 0, ' Cycle PyRadio theme.sh Themes', curses.A_BOLD)
end_count = len(files)
scr.clrtoeol()
while True:
max_len = len(str(len(files)))
for i in range(start_count, end_count):
for n in range(0, 4):
num = str(4 * i + n + 1)
scr.addstr(n+3, 0, ' ' + num.rjust(max_len) + '. ' + os.path.basename(files[i]).replace('.pyradio-theme', '') + '-' + dirs[n], curses.color_pair(0))
scr.clrtoeol()
if stop():
return
scr.refresh()
''' delete all ticks '''
for n in range(0, 4):
scr.addstr(n + 3, 1, ' ', curses.color_pair(0))
for n in range(0, 4):
# scr.addstr(n + 3, 1, '>', curses.color_pair(0))
scr.addstr(n + 3, 1, '>', curses.A_BOLD)
if n > 0:
scr.addstr(n + 2, 1, ' ', curses.color_pair(0))
''' copy file '''
in_file = os.path.join('themes', dirs[n], os.path.basename(files[i]))
shutil.copy(in_file, out_file)
y, x = scr.getmaxyx()
msg = ' Available commands:'
scr.addstr(8, 0, msg.ljust(x), curses.A_REVERSE)
msg = ' Total number of themes: {0}, delay: {1} sec'.format(4 * len(files), delay())
scr.addstr(0, 0, ' Cycle PyRadio theme.sh Themes', curses.A_BOLD)
scr.addstr(1, 0, msg.ljust(x), curses.A_REVERSE)
msg = ''' + / . Increase delay
- / , Decrease delay
c , C Copy theme by name / group
q Exit
'''
scr.addstr(9, 0, msg, curses.color_pair(0))
for l in range(9, 13):
for k in 3, 7:
scr.chgat(l, k, 1, curses.A_BOLD)
msg = ' Messages:'
scr.addstr(14, 0, msg.ljust(x), curses.A_REVERSE)
scr.refresh()
step = int(delay() / .2) + 1
for _ in range(0, step):
sleep(.2)
try:
command = que.get(block=False)
except queue.Empty:
command = None
if command is not None:
if command == ord('c'):
copy_a_theme(scr, in_file, out_file, dirs[n])
elif command == ord('C'):
copy_theme_group(scr, in_file, out_file, dirs)
if stop():
return
if stop():
return
start_count = 0
if stop():
return
parser = ArgumentParser(description='Cycle through PyRadio theme.sh themes')
parser.add_argument('-s', '--start',
help='start with theme number')
parser.add_argument('-d', '--delay',
help='counter delay')
args = parser.parse_args()
''' start curses '''
scr = curses.initscr()
curses.start_color()
curses.use_default_colors()
try:
curses.curs_set(0)
except:
pass
scr.nodelay(0)
curses.noecho()
curses.cbreak()
start_count = 0
if args.start:
try:
start_count = int(args.start) - (int(args.start) % 4)
except:
pass
delay = 2
if args.delay:
try:
delay = float(args.delay)
except:
pass
out_file = make_target()
msg = '''Please execute PyRadio now and "watch" the "cycle_theme_sh_themes" theme
To do that:
1. Execute PyRadio
2. Press "t" to open the "Themes Selection" window
3. Select the "cycle_theme_sh_themes" entry
4. Press "c" to watch it
5. Press "ESCAPE" to close the "Themes Selection" window
When you are ready, please press any key to continue...
Parameters:
Start counter: {0}
Counter delay: {1} sec
'''
scr.addstr(0, 0, msg.format(start_count, delay), curses.color_pair(0))
scr.refresh()
scr.getch()
scr.clear()
scr.refresh()
y, x = scr.getmaxyx()
win = curses.newwin(y-15, x, 15, 0)
print_msg('Program started...')
que = queue.Queue()
stop_thread = False
copy_thread = threading.Thread(
target=do_copy_files,
args=(
scr,
out_file,
lambda: stop_thread,
lambda: delay,
start_count,
que
)
)
copy_thread.start()
while True:
char = scr.getch()
if char == curses.KEY_RESIZE:
ny, nx = scr.getmaxyx()
win.resize(ny-15, nx)
win.mvwin(15, 0)
# win.touchwin()
# win.redrawwin()
# win.refresh()
elif char == ord('q'):
stop_thread = True
break
elif char in (ord('+'), ord('.')):
delay = round(delay + .1, 1)
print_msg('Delay increased by .1 sec...')
elif char in (ord('-'), ord(',')):
if delay > .5:
delay = round(delay - .1, 1)
print_msg('Delay decreased by .1 sec...')
elif char in (ord('c'), ord('C')):
try:
que.put(char, block=False)
except queue.Full:
pass
print_msg('Waiting for threads to terminate...')
copy_thread.join()
curses.endwin()
os.remove(out_file)