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PATH: opt / bitninja-python-dojo / embedded / lib / python3.9 / idlelib

from tkinter import Toplevel, TclError
import sys

class WindowList:

def __init__(self):
        self.dict = {}
        self.callbacks = []

def add(self, window):
        window.after_idle(self.call_callbacks)
        self.dict[str(window)] = window

def delete(self, window):
        try:
            del self.dict[str(window)]
        except KeyError:
            # Sometimes, destroy() is called twice
            pass
        self.call_callbacks()

def add_windows_to_menu(self,  menu):
        list = []
        for key in self.dict:
            window = self.dict[key]
            try:
                title = window.get_title()
            except TclError:
                continue
            list.append((title, key, window))
        list.sort()
        for title, key, window in list:
            menu.add_command(label=title, command=window.wakeup)

def register_callback(self, callback):
        self.callbacks.append(callback)

def unregister_callback(self, callback):
        try:
            self.callbacks.remove(callback)
        except ValueError:
            pass

def call_callbacks(self):
        for callback in self.callbacks:
            try:
                callback()
            except:
                t, v, tb = sys.exc_info()
                print("warning: callback failed in WindowList", t, ":", v)

registry = WindowList()

add_windows_to_menu = registry.add_windows_to_menu
register_callback = registry.register_callback
unregister_callback = registry.unregister_callback

class ListedToplevel(Toplevel):

def __init__(self, master, **kw):
        Toplevel.__init__(self, master, kw)
        registry.add(self)
        self.focused_widget = self

def destroy(self):
        registry.delete(self)
        Toplevel.destroy(self)
        # If this is Idle's last window then quit the mainloop
        # (Needed for clean exit on Windows 98)
        if not registry.dict:
            self.quit()

def update_windowlist_registry(self, window):
        registry.call_callbacks()

def get_title(self):
        # Subclass can override
        return self.wm_title()

def wakeup(self):
        try:
            if self.wm_state() == "iconic":
                self.wm_withdraw()
                self.wm_deiconify()
            self.tkraise()
            self.focused_widget.focus_set()
        except TclError:
            # This can happen when the Window menu was torn off.
            # Simply ignore it.
            pass

if __name__ == "__main__":
    from unittest import main
    main('idlelib.idle_test.test_window', verbosity=2)

[-] multicall.py [edit]
[-] redirector.py [edit]
[-] searchbase.py [edit]
[-] debugger_r.py [edit]
[-] debugger.py [edit]
[-] window.py [edit]
[-] config_key.py [edit]
[-] delegator.py [edit]
[-] help_about.py [edit]
[-] query.py [edit]
[-] autoexpand.py [edit]
[-] mainmenu.py [edit]
[+] ..
[-] config.py [edit]
[-] config-keys.def [edit]
[-] tooltip.py [edit]
[-] textview.py [edit]
[+] Icons
[-] pyshell.py [edit]
[-] rpc.py [edit]
[-] NEWS2x.txt [edit]
[-] README.txt [edit]
[-] idle.py [edit]
[-] zzdummy.py [edit]
[+] idle_test
[-] undo.py [edit]
[-] run.py [edit]
[-] __main__.py [edit]
[-] debugobj_r.py [edit]
[-] scrolledlist.py [edit]
[-] browser.py [edit]
[-] runscript.py [edit]
[-] CREDITS.txt [edit]
[-] percolator.py [edit]
[-] colorizer.py [edit]
[-] TODO.txt [edit]
[-] idle.pyw [edit]
[-] grep.py [edit]
[-] squeezer.py [edit]
[+] __pycache__
[-] sidebar.py [edit]
[-] config-main.def [edit]
[-] editor.py [edit]
[-] idle.bat [edit]
[-] NEWS.txt [edit]
[-] stackviewer.py [edit]
[-] ChangeLog [edit]
[-] parenmatch.py [edit]
[-] extend.txt [edit]
[-] help.html [edit]
[-] debugobj.py [edit]
[-] calltip_w.py [edit]
[-] replace.py [edit]
[-] iomenu.py [edit]
[-] dynoption.py [edit]
[-] search.py [edit]
[-] statusbar.py [edit]
[-] config-extensions.def [edit]
[-] searchengine.py [edit]
[-] hyperparser.py [edit]
[-] config-highlight.def [edit]
[-] __init__.py [edit]
[-] zoomheight.py [edit]
[-] filelist.py [edit]
[-] pathbrowser.py [edit]
[-] calltip.py [edit]
[-] HISTORY.txt [edit]
[-] configdialog.py [edit]
[-] macosx.py [edit]
[-] outwin.py [edit]
[-] help.py [edit]
[-] history.py [edit]
[-] pyparse.py [edit]
[-] tree.py [edit]
[-] format.py [edit]
[-] autocomplete.py [edit]
[-] autocomplete_w.py [edit]
[-] codecontext.py [edit]