def __init__(self, root=None, font=None, name=None, exists=False,
**options):
if root is None:
root = tkinter._get_default_root('use font')
tk = getattr(root, 'tk', root)
if font:
# get actual settings corresponding to the given font
font = tk.splitlist(tk.call("font", "actual", font))
else:
font = self._set(options)
if not name:
name = "font" + str(next(self.counter))
self.name = name
if exists:
self.delete_font = False
# confirm font exists
if self.name not in tk.splitlist(tk.call("font", "names")):
raise tkinter._tkinter.TclError(
"named font %s does not already exist" % (self.name,))
# if font config info supplied, apply it
if font:
tk.call("font", "configure", self.name, *font)
else:
# create new font (raises TclError if the font exists)
tk.call("font", "create", self.name, *font)
self.delete_font = True
self._tk = tk
self._split = tk.splitlist
self._call = tk.call
def families(root=None, displayof=None):
"Get font families (as a tuple)"
if root is None:
root = tkinter._get_default_root('use font.families()')
args = ()
if displayof:
args = ('-displayof', displayof)
return root.tk.splitlist(root.tk.call("font", "families", *args))
def __init__(self, parent, title = None):
'''Initialize a dialog.
Arguments:
parent -- a parent window (the application window)
title -- the dialog title
'''
master = parent
if not master:
master = _get_default_root('create dialog window')
Toplevel.__init__(self, master)
self.withdraw() # remain invisible for now
# If the parent is not viewable, don't
# make the child transient, or else it
# would be opened withdrawn
if parent is not None and parent.winfo_viewable():
self.transient(parent)
if title:
self.title(title)
_setup_dialog(self)
self.parent = parent
self.result = None
body = Frame(self)
self.initial_focus = self.body(body)
body.pack(padx=5, pady=5)
self.buttonbox()
if not self.initial_focus:
self.initial_focus = self
self.protocol("WM_DELETE_WINDOW", self.cancel)
if parent is not None:
self.geometry("+%d+%d" % (parent.winfo_rootx()+50,
parent.winfo_rooty()+50))
self.deiconify() # become visible now
self.initial_focus.focus_set()
# wait for window to appear on screen before calling grab_set
self.wait_visibility()
self.grab_set()
self.wait_window(self)
def names(root=None):
"Get names of defined fonts (as a tuple)"
if root is None:
root = tkinter._get_default_root('use font.names()')
return root.tk.splitlist(root.tk.call("font", "names"))
