import tkinter from distutils.version import StrictVersion as Version import sys import os import platform import ctypes from .appearance_mode_tracker import AppearanceModeTracker from .customtkinter_theme_manager import CTkThemeManager class CTk(tkinter.Tk): def __init__(self, *args, fg_color="default_theme", **kwargs): self.enable_macos_dark_title_bar() super().__init__(*args, **kwargs) self.appearance_mode = AppearanceModeTracker.get_mode() # 0: "Light" 1: "Dark" self.fg_color = CTkThemeManager.theme["color"]["window_bg_color"] if fg_color == "default_theme" else fg_color if "bg" in kwargs: self.fg_color = kwargs["bg"] del kwargs["bg"] elif "background" in kwargs: self.fg_color = kwargs["background"] del kwargs["background"] # add set_appearance_mode method to callback list of AppearanceModeTracker for appearance mode changes AppearanceModeTracker.add(self.set_appearance_mode, self) super().configure(bg=CTkThemeManager.single_color(self.fg_color, self.appearance_mode)) super().title("CTk") self.window_exists = False # indicates if the window is already shown through .update or .mainloop if sys.platform.startswith("win"): if self.appearance_mode == 1: self.windows_set_titlebar_color("dark") else: self.windows_set_titlebar_color("light") def destroy(self): AppearanceModeTracker.remove(self.set_appearance_mode) self.disable_macos_dark_title_bar() super().destroy() def update(self): if self.window_exists is False: self.deiconify() self.window_exists = True super().update() def mainloop(self, *args, **kwargs): if self.window_exists is False: self.deiconify() self.window_exists = True super().mainloop(*args, **kwargs) def resizable(self, *args, **kwargs): super().resizable(*args, **kwargs) if sys.platform.startswith("win"): if self.appearance_mode == 1: self.windows_set_titlebar_color("dark") else: self.windows_set_titlebar_color("light") def config(self, *args, **kwargs): self.configure(*args, **kwargs) def configure(self, *args, **kwargs): bg_changed = False if "bg" in kwargs: self.fg_color = kwargs["bg"] bg_changed = True kwargs["bg"] = CTkThemeManager.single_color(self.fg_color, self.appearance_mode) elif "background" in kwargs: self.fg_color = kwargs["background"] bg_changed = True kwargs["background"] = CTkThemeManager.single_color(self.fg_color, self.appearance_mode) elif "fg_color" in kwargs: self.fg_color = kwargs["fg_color"] kwargs["bg"] = CTkThemeManager.single_color(self.fg_color, self.appearance_mode) del kwargs["fg_color"] bg_changed = True elif len(args) > 0 and type(args[0]) == dict: if "bg" in args[0]: self.fg_color=args[0]["bg"] bg_changed = True args[0]["bg"] = CTkThemeManager.single_color(self.fg_color, self.appearance_mode) elif "background" in args[0]: self.fg_color=args[0]["background"] bg_changed = True args[0]["background"] = CTkThemeManager.single_color(self.fg_color, self.appearance_mode) if bg_changed: from .customtkinter_slider import CTkSlider from .customtkinter_progressbar import CTkProgressBar from .customtkinter_label import CTkLabel from .customtkinter_frame import CTkFrame from .customtkinter_entry import CTkEntry from customtkinter.customtkinter_checkbox import CTkCheckBox from .customtkinter_button import CTkButton for child in self.winfo_children(): if isinstance(child, (CTkFrame, CTkButton, CTkLabel, CTkSlider, CTkCheckBox, CTkEntry, CTkProgressBar)): child.configure(bg_color=self.fg_color) super().configure(*args, **kwargs) @staticmethod def enable_macos_dark_title_bar(): if sys.platform == "darwin": # macOS if Version(platform.python_version()) < Version("3.10"): if Version(tkinter.Tcl().call("info", "patchlevel")) >= Version("8.6.9"): # Tcl/Tk >= 8.6.9 os.system("defaults write -g NSRequiresAquaSystemAppearance -bool No") @staticmethod def disable_macos_dark_title_bar(): if sys.platform == "darwin": # macOS if Version(platform.python_version()) < Version("3.10"): if Version(tkinter.Tcl().call("info", "patchlevel")) >= Version("8.6.9"): # Tcl/Tk >= 8.6.9 os.system("defaults delete -g NSRequiresAquaSystemAppearance") # This command reverts the dark-mode setting for all programs. def windows_set_titlebar_color(self, color_mode: str): """ Set the titlebar color of the window to light or dark theme on Microsoft Windows. Credits for this function: https://stackoverflow.com/questions/23836000/can-i-change-the-title-bar-in-tkinter/70724666#70724666 MORE INFO: https://docs.microsoft.com/en-us/windows/win32/api/dwmapi/ne-dwmapi-dwmwindowattribute """ if sys.platform.startswith("win"): super().withdraw() # hide window so that it can be redrawn after the titlebar change so that the color change is visible if not self.window_exists: super().update() if color_mode.lower() == "dark": value = 1 elif color_mode.lower() == "light": value = 0 else: return try: hwnd = ctypes.windll.user32.GetParent(self.winfo_id()) DWMWA_USE_IMMERSIVE_DARK_MODE = 20 DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1 = 19 # try with DWMWA_USE_IMMERSIVE_DARK_MODE if ctypes.windll.dwmapi.DwmSetWindowAttribute(hwnd, DWMWA_USE_IMMERSIVE_DARK_MODE, ctypes.byref(ctypes.c_int(value)), ctypes.sizeof(ctypes.c_int(value))) != 0: # try with DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20h1 ctypes.windll.dwmapi.DwmSetWindowAttribute(hwnd, DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1, ctypes.byref(ctypes.c_int(value)), ctypes.sizeof(ctypes.c_int(value))) except Exception as err: print(err) if self.window_exists: self.deiconify() def set_appearance_mode(self, mode_string): if mode_string.lower() == "dark": self.appearance_mode = 1 elif mode_string.lower() == "light": self.appearance_mode = 0 if sys.platform.startswith("win"): if self.appearance_mode == 1: self.windows_set_titlebar_color("dark") else: self.windows_set_titlebar_color("light") super().configure(bg=CTkThemeManager.single_color(self.fg_color, self.appearance_mode))