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a361e89d5a
Match Window on the main menu and remove last plural module name. Change imports, test, and attribute references to match new name.
97 lines
2.5 KiB
Python
97 lines
2.5 KiB
Python
from tkinter import *
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class WindowList:
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def __init__(self):
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self.dict = {}
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self.callbacks = []
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def add(self, window):
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window.after_idle(self.call_callbacks)
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self.dict[str(window)] = window
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def delete(self, window):
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try:
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del self.dict[str(window)]
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except KeyError:
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# Sometimes, destroy() is called twice
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pass
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self.call_callbacks()
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def add_windows_to_menu(self, menu):
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list = []
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for key in self.dict:
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window = self.dict[key]
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try:
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title = window.get_title()
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except TclError:
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continue
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list.append((title, key, window))
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list.sort()
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for title, key, window in list:
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menu.add_command(label=title, command=window.wakeup)
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def register_callback(self, callback):
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self.callbacks.append(callback)
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def unregister_callback(self, callback):
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try:
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self.callbacks.remove(callback)
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except ValueError:
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pass
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def call_callbacks(self):
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for callback in self.callbacks:
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try:
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callback()
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except:
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t, v, tb = sys.exc_info()
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print("warning: callback failed in WindowList", t, ":", v)
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registry = WindowList()
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add_windows_to_menu = registry.add_windows_to_menu
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register_callback = registry.register_callback
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unregister_callback = registry.unregister_callback
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class ListedToplevel(Toplevel):
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def __init__(self, master, **kw):
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Toplevel.__init__(self, master, kw)
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registry.add(self)
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self.focused_widget = self
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def destroy(self):
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registry.delete(self)
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Toplevel.destroy(self)
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# If this is Idle's last window then quit the mainloop
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# (Needed for clean exit on Windows 98)
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if not registry.dict:
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self.quit()
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def update_windowlist_registry(self, window):
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registry.call_callbacks()
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def get_title(self):
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# Subclass can override
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return self.wm_title()
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def wakeup(self):
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try:
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if self.wm_state() == "iconic":
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self.wm_withdraw()
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self.wm_deiconify()
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self.tkraise()
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self.focused_widget.focus_set()
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except TclError:
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# This can happen when the Window menu was torn off.
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# Simply ignore it.
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pass
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if __name__ == "__main__":
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from unittest import main
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main('idlelib.idle_test.test_window', verbosity=2)
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