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# Display all patterns in Golly's Patterns folder.
# Author: Andrew Trevorrow (andrew@trevorrow.com), March 2006.
import golly as g
import os
from os.path import join
from time import sleep
# ------------------------------------------------------------------------------
def slideshow ():
oldalgo = g.getalgo()
oldrule = g.getrule()
message = "Hit space to continue or escape to exit the slide show..."
g.show(message)
for root, dirs, files in os.walk(g.getdir("app") + "Patterns"):
for name in files:
if name.startswith("."):
# ignore hidden files (like .DS_Store on Mac)
pass
else:
fullname = join(root, name)
g.open(fullname, False) # don't add file to Open/Run Recent submenu
g.update()
if name.endswith(".pl") or name.endswith(".py"):
# reshow message in case it was changed by script
g.show(message)
while True:
event = g.getevent()
if event == "key space none": break
g.doevent(event) # allow keyboard/mouse interaction
sleep(0.01) # avoid hogging cpu
if "CVS" in dirs:
dirs.remove("CVS") # don't visit CVS directories
# if all patterns have been displayed then restore original algo and rule
# (don't do this if user hits escape in case they want to explore pattern)
g.new("untitled")
g.setalgo(oldalgo)
g.setrule(oldrule)
# ------------------------------------------------------------------------------
# show status bar but hide other info to maximize viewport
oldstatus = g.setoption("showstatusbar", True)
oldtoolbar = g.setoption("showtoolbar", False)
oldlayerbar = g.setoption("showlayerbar", False)
oldeditbar = g.setoption("showeditbar", False)
oldscripts = g.setoption("showscripts", False)
oldpatterns = g.setoption("showpatterns", False)
try:
slideshow()
finally:
# this code is always executed, even after escape/error;
# clear message line in case there was no escape/error
g.show("")
# restore original state
g.setoption("showstatusbar", oldstatus)
g.setoption("showtoolbar", oldtoolbar)
g.setoption("showlayerbar", oldlayerbar)
g.setoption("showeditbar", oldeditbar)
g.setoption("showscripts", oldscripts)
g.setoption("showpatterns", oldpatterns)
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