def checkcache(orig_checkcache=linecache.checkcache):
"""Discard cache entries that are out of date.
(This is not checked upon each call!)"""
# Rather than repeat linecache.checkcache code, we check & save the
# CL script entries, call the original function, and then
# restore the saved entries. (Modelled after Idle/PyShell.py.)
cache = linecache.cache
save = {}
for filename in cache.keys():
if filename[:10] == "<CL script":
entry = cache[filename]
del cache[filename]
# special CL script case - find original script file for time check
if filename[10:13] == " CL":
# temporary script created dynamically -- just save it
save[filename] = entry
else:
size, mtime, lines, taskname = entry
try:
taskobj = iraf.getTask(taskname)
fullname = taskobj.getFullpath()
stat = os.stat(fullname)
newsize = stat[ST_SIZE]
newmtime = stat[ST_MTIME]
except (os.error, iraf.IrafError):
continue
if size == newsize and mtime == newmtime:
# save the ones that didn't change
save[filename] = entry
orig_checkcache()
cache.update(save)
def _setTaskParsObj(self, theTask):
""" Overridden version, so as to use Iraf tasks and IrafParList """
if isinstance(theTask, irafpar.IrafParList):
# IrafParList acts as an IrafTask for our purposes
self._taskParsObj = theTask
else:
# theTask must be a string name of, or an IrafTask object
self._taskParsObj = iraf.getTask(theTask)
def flush(self, *args):
"""Flush given processes (all non-locked if no args given)
Takes task names (strings) as arguments.
"""
if args:
for taskname in args:
task = iraf.getTask(taskname, found=1)
if task is not None: self.terminate(task)
else:
for rank, proxy in self._data.values():
executable = proxy.process.executable
if not self._locked.has_key(executable):
self.terminate(executable)
def updateCLscript(filename):
cache = linecache.cache
if cache.has_key(filename):
del cache[filename]
try:
taskname = filename[11:-1]
taskobj = iraf.getTask(taskname)
fullname = taskobj.getFullpath()
stat = os.stat(fullname)
size = stat[ST_SIZE]
mtime = stat[ST_MTIME]
lines = string.split(taskobj.getCode(),'\n')
cache[filename] = size, mtime, lines, taskname
return lines
except (iraf.IrafError, KeyError, AttributeError):
return []
def argument_matches(self, text, taskname, line):
"""Compute matches for tokens that could be file or parameter names"""
matches = []
# only look at keywords if this one was whitespace-delimited
# this avoids matching keywords after e.g. directory part of filename
lt = len(line) - len(text)
if line[lt - 1:lt] in " \t":
m = re.match(r"\w*$", text)
if m is not None:
# could be a parameter name
task = iraf.getTask(taskname, found=1)
# get all parameters that could match (null list if none)
if task is not None: matches = task.getAllMatches(text)
# add matching filenames
matches.extend(self.filename_matches(text, line[:lt]))
return matches
def argument_matches(self, text, taskname, line):
"""Compute matches for tokens that could be file or parameter names"""
matches = []
# only look at keywords if this one was whitespace-delimited
# this avoids matching keywords after e.g. directory part of filename
lt = len(line)-len(text)
if line[lt-1:lt] in " \t":
m = re.match(r"\w*$", text)
if m is not None:
# could be a parameter name
task = iraf.getTask(taskname, found=1)
# get all parameters that could match (null list if none)
if task is not None: matches = task.getAllMatches(text)
# add matching filenames
matches.extend(self.filename_matches(text, line[:lt]))
return matches
def _getExecutable(arg):
"""Get executable pathname.
Arg may be a string with the path, an IrafProcess, an IrafTask,
or a string with the name of an IrafTask.
"""
if isinstance(arg, IrafProcess):
return arg.executable
elif isinstance(arg, IrafTask):
return arg.getFullpath()
elif isinstance(arg, types.StringType):
if os.path.exists(arg):
return arg
task = iraf.getTask(arg, found=1)
if task is not None:
return task.getFullpath()
raise IrafProcessError("Cannot find task or executable %s" % arg)
def attr_matches(self, text):
"""Compute matches when text contains a dot."""
line = self.get_line_buffer()
if line == text:
# at start of line, special handling for iraf.xxx and
# taskname.xxx
fields = text.split(".")
if fields[0] == "":
# line starts with dot, look in executive commands
return self.executive_matches(text)
elif fields[0] == "iraf":
return self.taskdot_matches(fields)
elif iraf.getTask(fields[0], found=1):
# include both eval results and task. matches
fields.insert(0, 'iraf')
matches = self.taskdot_matches(fields)
try:
matches.extend(Completer.attr_matches(self, text))
except KeyboardInterrupt:
raise
except:
pass
return matches
else:
return Completer.attr_matches(self, text)
else:
# Check first character following initial alphabetic string
# If next char is alphabetic (or null) use filename matches
# Otherwise use matches from Python dictionaries
#XXX need to make this consistent with the other places
#XXX where same tests are done
m = self.taskpat.match(line)
if m is None or keyword.iskeyword(m.group(1)):
fields = text.split(".")
if fields[0] == "iraf":
return self.taskdot_matches(fields)
else:
return Completer.attr_matches(self, text)
else:
#XXX Could try to match pset.param keywords too?
lt = len(line) - len(text)
return self.filename_matches(text, line[:lt])
def attr_matches(self, text):
"""Compute matches when text contains a dot."""
line = self.get_line_buffer()
if line == text:
# at start of line, special handling for iraf.xxx and
# taskname.xxx
fields = string.split(text,".")
if fields[0] == "":
# line starts with dot, look in executive commands
return self.executive_matches(text)
elif fields[0] == "iraf":
return self.taskdot_matches(fields)
elif iraf.getTask(fields[0], found=1):
# include both eval results and task. matches
fields.insert(0, 'iraf')
matches = self.taskdot_matches(fields)
try:
matches.extend(Completer.attr_matches(self,text))
except KeyboardInterrupt:
raise
except:
pass
return matches
else:
return Completer.attr_matches(self,text)
else:
# Check first character following initial alphabetic string
# If next char is alphabetic (or null) use filename matches
# Otherwise use matches from Python dictionaries
#XXX need to make this consistent with the other places
#XXX where same tests are done
m = self.taskpat.match(line)
if m is None or keyword.iskeyword(m.group(1)):
fields = string.split(text,".")
if fields[0] == "iraf":
return self.taskdot_matches(fields)
else:
return Completer.attr_matches(self,text)
else:
#XXX Could try to match pset.param keywords too?
lt = len(line)-len(text)
return self.filename_matches(text, line[:lt])
def lock(self, *args):
"""Lock the specified tasks into the cache
Takes task names (strings) as arguments.
"""
# don't bother if cache is disabled or full
if self._plimit <= len(self._locked):
return
for taskname in args:
task = iraf.getTask(taskname, found=1)
if task is None:
print "No such task `%s'" % taskname
elif task.__class__.__name__ == "IrafTask":
# cache only executable tasks (not CL tasks, etc.)
executable = task.getFullpath()
process = self.get(task, iraf.getVarDict())
self.add(process)
if self._data.has_key(executable):
self._locked[executable] = 1
else:
self.error("Cannot cache %s\n" % taskname)
def __init__(self, taskName, parent=None, isChild=0, title="PyRAF Parameter Editor", childList=None):
# Get the Iraftask object
if isinstance(taskName, irafpar.IrafParList):
# IrafParList acts as an IrafTask for our purposes
self.taskObject = taskName
else:
# taskName must be a string or an IrafTask object
self.taskObject = iraf.getTask(taskName)
# Now go back and ensure we have the full taskname
self.taskName = self.taskObject.getName()
self.pkgName = self.taskObject.getPkgname()
self.paramList = self.taskObject.getParList(docopy=1)
# Ignore the last parameter which is $nargs
self.numParams = len(self.paramList) - 1
# Get default parameter values for unlearn
self.getDefaultParamList()
# Create the root window as required, but hide it
self.parent = parent
if self.parent == None:
root = Tk()
root.withdraw()
# Track whether this is a parent or child window
self.isChild = isChild
# Set up a color for the background to differeniate parent and child
if self.isChild:
# self.bkgColor = "LightSteelBlue"
self.iconLabel = "EPAR Child"
else:
# self.bkgColor = "SlateGray3"
self.iconLabel = "EPAR Parent"
self.bkgColor = None
# help windows do not exist yet
self.irafHelpWin = None
self.eparHelpWin = None
# no last focus widget
self.lastFocusWidget = None
# Generate the top epar window
self.top = top = Toplevel(self.parent, bg=self.bkgColor, visual="best")
self.top.title("%s: %s.%s" % (title, self.pkgName, self.taskName))
self.top.iconname(self.iconLabel)
# Read in the epar options database file
optfile = "epar.optionDB"
try:
# User's current directory
self.top.option_readfile(os.path.join(os.curdir, optfile))
except TclError:
try:
# User's startup directory
self.top.option_readfile(os.path.join(userWorkingHome, optfile))
except TclError:
# PyRAF default
self.top.option_readfile(os.path.join(pyrafDir, optfile))
# Create an empty list to hold child EparDialogs
# *** Not a good way, REDESIGN with Mediator!
# Also, build the parent menu bar
if self.parent == None:
self.top.childList = []
elif childList is not None:
# all children share a list
self.top.childList = childList
# Build the EPAR menu bar
self.makeMenuBar(self.top)
# Create a spacer
Frame(self.top, bg=self.bkgColor, height=10).pack(side=TOP, fill=X)
# Print the package and task names
self.printNames(self.top, self.taskName, self.pkgName)
# Insert a spacer between the static text and the buttons
Frame(self.top, bg=self.bkgColor, height=15).pack(side=TOP, fill=X)
# Set control buttons at the top of the frame
self.buttonBox(self.top)
# Insert a spacer between the static text and the buttons
Frame(self.top, bg=self.bkgColor, height=15).pack(side=TOP, fill=X)
# Set up an information Frame at the bottom of the EPAR window
# RESIZING is currently disabled.
# Do this here so when resizing to a smaller sizes, the parameter
# panel is reduced - not the information frame.
self.top.status = Label(self.top, text="", relief=SUNKEN, borderwidth=1, anchor=W)
self.top.status.pack(side=BOTTOM, fill=X, padx=0, pady=3, ipady=3)
# Set up a Frame to hold a scrollable Canvas
self.top.f = frame = Frame(self.top, relief=RIDGE, borderwidth=1)
# Overlay a Canvas which will hold a Frame
self.top.f.canvas = canvas = Canvas(self.top.f, width=100, height=100, takefocus=FALSE)
# Always build the scrollbar, even if number of parameters is small,
# to allow window to be resized.
# Attach a vertical Scrollbar to the Frame/Canvas
self.top.f.vscroll = Scrollbar(
self.top.f, orient=VERTICAL, width=11, relief=SUNKEN, activerelief=RAISED, takefocus=FALSE
)
canvas["yscrollcommand"] = self.top.f.vscroll.set
self.top.f.vscroll["command"] = canvas.yview
# Pack the Scrollbar
self.top.f.vscroll.pack(side=RIGHT, fill=Y)
# enable Page Up/Down keys
scroll = canvas.yview_scroll
top.bind("<Next>", lambda event, fs=scroll: fs(1, "pages"))
top.bind("<Prior>", lambda event, fs=scroll: fs(-1, "pages"))
# make up, down arrows and return/shift-return do same as Tab, Shift-Tab
top.bind("<Up>", self.focusPrev)
top.bind("<Down>", self.focusNext)
top.bind("<Shift-Return>", self.focusPrev)
top.bind("<Return>", self.focusNext)
try:
# special shift-tab binding needed for (some? all?) linux systems
top.bind("<KeyPress-ISO_Left_Tab>", self.focusPrev)
except TclError:
# Ignore exception here, the binding can't be relevant
# if ISO_Left_Tab is unknown.
pass
# Pack the Frame and Canvas
canvas.pack(side=TOP, expand=TRUE, fill=BOTH)
self.top.f.pack(side=TOP, expand=TRUE, fill=BOTH)
# Define a Frame to contain the parameter information
canvas.entries = Frame(canvas)
# Generate the window to hold the Frame which sits on the Canvas
cWindow = canvas.create_window(0, 0, anchor=NW, window=canvas.entries)
# Insert a spacer between the Canvas and the information frame
Frame(self.top, bg=self.bkgColor, height=4).pack(side=TOP, fill=X)
# The parent has the control, unless there are children
# Fix the geometry of where the windows first appear on the screen
if self.parent == None:
# self.top.grab_set()
# Position this dialog relative to the parent
self.top.geometry("+%d+%d" % (PARENTX, PARENTY))
else:
# self.parent.grab_release()
# self.top.grab_set()
# Declare the global variables so they can be updated
global CHILDX
global CHILDY
# Position this dialog relative to the parent
CHILDX = CHILDX + DCHILDX
CHILDY = CHILDY + DCHILDY
self.top.geometry("+%d+%d" % (CHILDX, CHILDY))
#
# Now fill in the Canvas Window
#
# The makeEntries method creates the parameter entry Frame
self.makeEntries(canvas.entries, self.top.status)
# Force an update of the entry Frame
canvas.entries.update()
# Determine the size of the entry Frame
width = canvas.entries.winfo_width()
height = canvas.entries.winfo_height()
# Reconfigure the Canvas size based on the Frame.
if self.numParams <= MINPARAMS:
viewHeight = height
else:
# Set the minimum display
viewHeight = MINVIEW
# Scrollregion is based upon the full size of the entry Frame
canvas.config(scrollregion=(0, 0, width, height))
# Smooth scroll
self.yscrollincrement = 50
canvas.config(yscrollincrement=self.yscrollincrement)
# Set the actual viewable region for the Canvas
canvas.config(width=width, height=viewHeight)
# Force an update of the Canvas
canvas.update()
# Associate deletion of the main window to a Abort
self.top.protocol("WM_DELETE_WINDOW", self.abort)
# Set focus to first parameter
self.entryNo[0].focus_set()
# Enable interactive resizing in height
self.top.resizable(width=FALSE, height=TRUE)
# Limit maximum window height
width = self.top.winfo_width()
height = self.top.winfo_height() + height - viewHeight
self.top.maxsize(width=width, height=height)
# run the mainloop
if not self.isChild:
self.top.mainloop()
def __init__(self, taskName):
MODE_KEYS_EMACS = [ "esc"]
MODE_KEYS_VI = ["esc", "tab",
"ctrl u", "ctrl U",
"ctrl t", "ctrl T"]
TPAR_BINDINGS = { # Page level bindings
"quit" : self.QUIT,
"exit " : self.EXIT,
"help" : self.HELP,
"end" : self.MOVE_END,
"home" : self.MOVE_START,
}
# Get the Iraftask object
if isinstance(taskName, irafpar.IrafParList):
# IrafParList acts as an IrafTask for our purposes
self.taskObject = taskName
else:
# taskName must be a string or an IrafTask object
self.taskObject = iraf.getTask(taskName)
# Now go back and ensure we have the full taskname
self.taskName = self.taskObject.getName()
self.pkgName = self.taskObject.getPkgname()
self.paramList = self.taskObject.getParList(docopy=1)
# See if there exist any special versions on disk to load
self.__areAnyToLoad = irafpar.haveSpecialVersions(self.taskName,
self.pkgName) # irafpar caches them
# Ignore the last parameter which is $nargs
self.numParams = len(self.paramList) - 1
# Get default parameter values for unlearn
self.get_default_param_list()
self.make_entries()
self.escape = False
if URWID_PRE_9P9:
self._createButtonsOld()
else:
self._createButtons()
self.colon_edit = PyrafEdit("", "", wrap="clip", align="left", inform=self.inform)
self.listitems = [urwid.Divider(" ")] + self.entryNo + \
[urwid.Divider(" "), self.colon_edit,
self.buttons]
self.listbox = urwid.ListBox( self.listitems )
self.listbox.set_focus(1)
self.footer = urwid.Text("")
self.header = TparHeader(self.pkgName, self.taskName)
self.view = urwid.Frame(
self.listbox,
header=self.header,
footer=self.footer)
self._editor = iraf.envget("editor")
BINDINGS = {}
BINDINGS.update(TPAR_BINDINGS)
if self._editor == "vi":
BINDINGS.update(TPAR_BINDINGS_VI)
MODE_KEYS = MODE_KEYS_VI
else:
BINDINGS.update(TPAR_BINDINGS_EMACS)
MODE_KEYS = MODE_KEYS_EMACS
Binder.__init__(self, BINDINGS, self.inform, MODE_KEYS)
def __init__(self, taskName):
MODE_KEYS_EMACS = ["esc"]
MODE_KEYS_VI = ["esc", "tab", "ctrl u", "ctrl U", "ctrl t", "ctrl T"]
TPAR_BINDINGS = { # Page level bindings
"quit" : self.QUIT,
"exit " : self.EXIT,
"help" : self.HELP,
"end" : self.MOVE_END,
"home" : self.MOVE_START,
}
# Get the Iraftask object
if isinstance(taskName, irafpar.IrafParList):
# IrafParList acts as an IrafTask for our purposes
self.taskObject = taskName
else:
# taskName must be a string or an IrafTask object
self.taskObject = iraf.getTask(taskName)
# Now go back and ensure we have the full taskname
self.taskName = self.taskObject.getName()
self.pkgName = self.taskObject.getPkgname()
self.paramList = self.taskObject.getParList(docopy=1)
# See if there exist any special versions on disk to load
self.__areAnyToLoad = irafpar.haveSpecialVersions(
self.taskName, self.pkgName) # irafpar caches them
# Ignore the last parameter which is $nargs
self.numParams = len(self.paramList) - 1
# Get default parameter values for unlearn
self.get_default_param_list()
self.make_entries()
self.escape = False
if URWID_PRE_9P9:
self._createButtonsOld()
else:
self._createButtons()
self.colon_edit = PyrafEdit("",
"",
wrap="clip",
align="left",
inform=self.inform)
self.listitems = [urwid.Divider(" ")] + self.entryNo + \
[urwid.Divider(" "), self.colon_edit,
self.buttons]
self.listbox = urwid.ListBox(self.listitems)
self.listbox.set_focus(1)
self.footer = urwid.Text("")
self.header = TparHeader(self.pkgName, self.taskName)
self.view = urwid.Frame(self.listbox,
header=self.header,
footer=self.footer)
self._editor = iraf.envget("editor")
BINDINGS = {}
BINDINGS.update(TPAR_BINDINGS)
if self._editor == "vi":
BINDINGS.update(TPAR_BINDINGS_VI)
MODE_KEYS = MODE_KEYS_VI
else:
BINDINGS.update(TPAR_BINDINGS_EMACS)
MODE_KEYS = MODE_KEYS_EMACS
Binder.__init__(self, BINDINGS, self.inform, MODE_KEYS)