def test_basic_hook(self):
self.expected = {"random_kwarg": "Hello World"}
options = {"random_kwarg": "Default Value"}
hook_ttk_widgets(self.basic_updater, options)
button = ttk.Button(random_kwarg="Hello World")
self.assertTrue(self.has_been_updated())
self.assertTrue(is_hooked(options))
self.assertTrue(hasattr(ttk.Button, generate_hook_name(options)))
self.assertTrue("random_kwarg" in button.keys())
def test_user_hook_and_defaults(self):
self.expected = {"not_user": "******"}
options = self.expected.copy()
hook_ttk_widgets(self.basic_updater, self.expected.copy())
button_init = ttk.Button.__init__
def __init__(self_widget, *args, **kwargs):
self.user_hook_called = True
button_init(self_widget, *args, **kwargs)
ttk.Button.__init__ = __init__
ttk.Button()
self.assertTrue(self.user_hook_called)
self.assertTrue(is_hooked(options))
self.assertTrue(self.has_been_updated())
def test_multi_hooks(self):
options1 = {"hook1": "Default One"}
options2 = {"hook2": "Default Two"}
self.expected = {"hook1": "Custom One"}
self.second_expected = {"hook2": "Default Two"}
name = hook_ttk_widgets(self.basic_updater, options1)
hook_ttk_widgets(self.second_updater, options2)
self.assertEquals(name, generate_hook_name(options1))
self.assertTrue(is_hooked(options1))
self.assertTrue(is_hooked(options2))
button = ttk.Button(hook1="Custom One")
self.assertTrue(is_hooked(options1))
self.assertTrue(is_hooked(options2))
self.assertTrue(self.has_been_updated())
self.assertTrue(self.has_been_second_updated())
self.assertTrue("hook1" in button.keys() and "hook2" in button.keys())
def test_multi_option_hooks_cget_config_keys_overwrite(self):
options = {"hookx": "Default X", "hooky": "Default Y"}
self.expected = {"hookx": "Default X", "hooky": "Option Y"}
hook_ttk_widgets(self.basic_updater, options)
self.assertTrue(is_hooked(options))
self.assertTrue(is_hooked({"hookx": None}))
self.assertTrue(is_hooked({"hooky": None}))
button = ttk.Button(hooky="Option Y")
self.assertTrue(self.has_been_updated())
self.assertTrue("hooky" in button.keys())
self.assertTrue("hookx" in button.keys())
self.assertEqual("Default X", button.cget("hookx"))
self.assertEqual("Option Y", button.cget("hooky"))
self.expected = {"hookx": "Option X"}
button.configure(hookx="Option X", command=self.window.destroy)
self.assertTrue(self.has_been_updated())
self.assertEqual("Option X", button.cget("hookx"))
self.assertEqual("Option Y", button.cget("hooky"))
self.assertIsNotNone(button.cget("command"))
self.assertRaises(
RuntimeError,
lambda: hook_ttk_widgets(self.basic_updater, options))
self.assertRaises(
RuntimeError,
lambda: hook_ttk_widgets(None, {"hookx": "New Default X"}))
options["hookx"] = "New Default X"
hook_ttk_widgets(None, options)
self.expected = options.copy()
ttk.Button()
self.assertTrue(self.has_been_updated())
# Create a new tooltip
options = OPTIONS["tooltip_options"].copy()
options.update(getattr(holder, "tooltip_options", {}))
options["text"] = tooltip
tooltip_widget = Tooltip(self, **options)
elif tooltip_widget is not None and tooltip is None:
# Destroy existing tooltip
tooltip_widget.destroy()
tooltip_widget = None
elif tooltip_widget is not None:
# Update existing tooltip
tooltip_widget.configure(text=tooltip)
else: # tooltip_widget is None and tooltip is None
pass
setattr(holder, "tooltip_widget", tooltip_widget)
def tooltip_options_updater(self, holder, tooltip_widget, options):
"""Update the options of a tooltip widget held on a widget"""
# Update options for when a new tooltip is created
new_options = getattr(holder, "tooltip_options", {})
new_options.update(options)
setattr(holder, "tooltip_options", new_options)
if tooltip_widget is not None:
# Tooltip already exists, configure it with new options
tooltip_widget.configure(**new_options)
if not is_hooked(OPTIONS):
hook_ttk_widgets(tooltip_options_hook, OPTIONS)
# -*- coding: utf-8 -*-
# Copyright (c) RedFantom 2021
# For license see LICENSE
from tkinter import ttk
import tkinter as tk
from ttkwidgets.hook import hook_ttk_widgets
if __name__ == '__main__':
hook_ttk_widgets(lambda s, o, v: print(s, o, v),
{"tooltip": "Default Value"})
hook_ttk_widgets(lambda s, o, v: print(s, o, v),
{"hello_world": "second_hook"})
original_init = ttk.Button.__init__
def __init__(self, *args, **kwargs):
print("User custom hook")
original_init(self, *args, **kwargs)
ttk.Button.__init__ = __init__
window = tk.Tk()
button = ttk.Button(window,
text="Destroy",
command=window.destroy,
tooltip="Destroys Window")
button.pack()
print([name for name in dir(button) if name.startswith("WidgetHook")])
window.after(
1000, lambda: button.configure(tooltip="Does not destroy window",