Python code coverage for Lib/idlelib/WindowList.py

#	count	content
1	n/a	from tkinter import *
2	n/a
3	n/a	class WindowList:
4	n/a
5	n/a	def __init__(self):
6	n/a	self.dict = {}
7	n/a	self.callbacks = []
8	n/a
9	n/a	def add(self, window):
10	n/a	window.after_idle(self.call_callbacks)
11	n/a	self.dict[str(window)] = window
12	n/a
13	n/a	def delete(self, window):
14	n/a	try:
15	n/a	del self.dict[str(window)]
16	n/a	except KeyError:
17	n/a	# Sometimes, destroy() is called twice
18	n/a	pass
19	n/a	self.call_callbacks()
20	n/a
21	n/a	def add_windows_to_menu(self, menu):
22	n/a	list = []
23	n/a	for key in self.dict:
24	n/a	window = self.dict[key]
25	n/a	try:
26	n/a	title = window.get_title()
27	n/a	except TclError:
28	n/a	continue
29	n/a	list.append((title, key, window))
30	n/a	list.sort()
31	n/a	for title, key, window in list:
32	n/a	menu.add_command(label=title, command=window.wakeup)
33	n/a
34	n/a	def register_callback(self, callback):
35	n/a	self.callbacks.append(callback)
36	n/a
37	n/a	def unregister_callback(self, callback):
38	n/a	try:
39	n/a	self.callbacks.remove(callback)
40	n/a	except ValueError:
41	n/a	pass
42	n/a
43	n/a	def call_callbacks(self):
44	n/a	for callback in self.callbacks:
45	n/a	try:
46	n/a	callback()
47	n/a	except:
48	n/a	t, v, tb = sys.exc_info()
49	n/a	print("warning: callback failed in WindowList", t, ":", v)
50	n/a
51	n/a	registry = WindowList()
52	n/a
53	n/a	add_windows_to_menu = registry.add_windows_to_menu
54	n/a	register_callback = registry.register_callback
55	n/a	unregister_callback = registry.unregister_callback
56	n/a
57	n/a
58	n/a	class ListedToplevel(Toplevel):
59	n/a
60	n/a	def __init__(self, master, **kw):
61	n/a	Toplevel.__init__(self, master, kw)
62	n/a	registry.add(self)
63	n/a	self.focused_widget = self
64	n/a
65	n/a	def destroy(self):
66	n/a	registry.delete(self)
67	n/a	Toplevel.destroy(self)
68	n/a	# If this is Idle's last window then quit the mainloop
69	n/a	# (Needed for clean exit on Windows 98)
70	n/a	if not registry.dict:
71	n/a	self.quit()
72	n/a
73	n/a	def update_windowlist_registry(self, window):
74	n/a	registry.call_callbacks()
75	n/a
76	n/a	def get_title(self):
77	n/a	# Subclass can override
78	n/a	return self.wm_title()
79	n/a
80	n/a	def wakeup(self):
81	n/a	try:
82	n/a	if self.wm_state() == "iconic":
83	n/a	self.wm_withdraw()
84	n/a	self.wm_deiconify()
85	n/a	self.tkraise()
86	n/a	self.focused_widget.focus_set()
87	n/a	except TclError:
88	n/a	# This can happen when the window menu was torn off.
89	n/a	# Simply ignore it.
90	n/a	pass