mirror of
https://github.com/TomSchimansky/CustomTkinter.git
synced 2023-08-10 21:13:13 +03:00
262 lines
12 KiB
Python
262 lines
12 KiB
Python
import tkinter
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from distutils.version import StrictVersion as Version
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import sys
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import os
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import platform
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import ctypes
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import re
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from typing import Union, Tuple
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from ..appearance_mode_tracker import AppearanceModeTracker
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from ..theme_manager import ThemeManager
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from ..scaling_tracker import ScalingTracker
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from ..settings import Settings
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class CTk(tkinter.Tk):
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def __init__(self, *args,
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fg_color="default_theme",
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**kwargs):
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ScalingTracker.activate_high_dpi_awareness() # make process DPI aware
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self.enable_macos_dark_title_bar()
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super().__init__(*args, **kwargs)
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# add set_appearance_mode method to callback list of AppearanceModeTracker for appearance mode changes
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AppearanceModeTracker.add(self.set_appearance_mode, self)
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self.appearance_mode = AppearanceModeTracker.get_mode() # 0: "Light" 1: "Dark"
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# add set_scaling method to callback list of ScalingTracker for automatic scaling changes
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ScalingTracker.add_widget(self.set_scaling, self)
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self.window_scaling = ScalingTracker.get_window_scaling(self)
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self.current_width = 600 # initial window size, always without scaling
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self.current_height = 500
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self.min_width: int = 0
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self.min_height: int = 0
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self.max_width: int = 1_000_000
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self.max_height: int = 1_000_000
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self.last_resizable_args: Union[Tuple[list, dict], None] = None # (args, kwargs)
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self.fg_color = ThemeManager.theme["color"]["window_bg_color"] if fg_color == "default_theme" else fg_color
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if "bg" in kwargs:
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self.fg_color = kwargs["bg"]
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del kwargs["bg"]
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elif "background" in kwargs:
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self.fg_color = kwargs["background"]
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del kwargs["background"]
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super().configure(bg=ThemeManager.single_color(self.fg_color, self.appearance_mode))
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super().title("CTk")
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self.geometry(f"{self.current_width}x{self.current_height}")
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self.window_exists = False # indicates if the window is already shown through .update or .mainloop
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if sys.platform.startswith("win"):
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if self.appearance_mode == 1:
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self.windows_set_titlebar_color("dark")
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else:
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self.windows_set_titlebar_color("light")
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self.bind('<Configure>', self.update_dimensions_event)
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def update_dimensions_event(self, event=None):
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detected_width = self.winfo_width() # detect current window size
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detected_height = self.winfo_height()
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if self.current_width != round(detected_width / self.window_scaling) or self.current_height != round(detected_height / self.window_scaling):
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self.current_width = round(detected_width / self.window_scaling) # adjust current size according to new size given by event
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self.current_height = round(detected_height / self.window_scaling) # _current_width and _current_height are independent of the scale
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def set_scaling(self, new_widget_scaling, new_spacing_scaling, new_window_scaling):
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self.window_scaling = new_window_scaling
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# force new dimensions on window by using min, max, and geometry
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super().minsize(self.apply_window_scaling(self.current_width), self.apply_window_scaling(self.current_height))
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super().maxsize(self.apply_window_scaling(self.current_width), self.apply_window_scaling(self.current_height))
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super().geometry(f"{self.apply_window_scaling(self.current_width)}x"+f"{self.apply_window_scaling(self.current_height)}")
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# set new scaled min and max with 400ms delay (otherwise it won't work for some reason)
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self.after(400, self.set_scaled_min_max)
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def set_scaled_min_max(self):
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if self.min_width is not None or self.min_height is not None:
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super().minsize(self.apply_window_scaling(self.min_width), self.apply_window_scaling(self.min_height))
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if self.max_width is not None or self.max_height is not None:
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super().maxsize(self.apply_window_scaling(self.max_width), self.apply_window_scaling(self.max_height))
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def destroy(self):
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AppearanceModeTracker.remove(self.set_appearance_mode)
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ScalingTracker.remove_window(self.set_scaling, self)
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self.disable_macos_dark_title_bar()
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super().destroy()
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def update(self):
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if self.window_exists is False:
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self.deiconify()
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self.window_exists = True
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super().update()
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def mainloop(self, *args, **kwargs):
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if not self.window_exists:
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self.deiconify()
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self.window_exists = True
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super().mainloop(*args, **kwargs)
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def resizable(self, *args, **kwargs):
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super().resizable(*args, **kwargs)
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self.last_resizable_args = (args, kwargs)
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if sys.platform.startswith("win"):
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if self.appearance_mode == 1:
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self.windows_set_titlebar_color("dark")
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else:
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self.windows_set_titlebar_color("light")
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def minsize(self, width=None, height=None):
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self.min_width = width
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self.min_height = height
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if self.current_width < width: self.current_width = width
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if self.current_height < height: self.current_height = height
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super().minsize(self.apply_window_scaling(self.min_width), self.apply_window_scaling(self.min_height))
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def maxsize(self, width=None, height=None):
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self.max_width = width
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self.max_height = height
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if self.current_width > width: self.current_width = width
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if self.current_height > height: self.current_height = height
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super().maxsize(self.apply_window_scaling(self.max_width), self.apply_window_scaling(self.max_height))
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def geometry(self, geometry_string):
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super().geometry(self.apply_geometry_scaling(geometry_string))
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# update width and height attributes
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numbers = list(map(int, re.split(r"[x+]", geometry_string))) # split geometry string into list of numbers
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self.current_width = max(self.min_width, min(numbers[0], self.max_width)) # bound value between min and max
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self.current_height = max(self.min_height, min(numbers[1], self.max_height))
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def apply_geometry_scaling(self, geometry_string):
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return re.sub(re.compile("\d+"), lambda match_obj: str(round(int(match_obj.group(0)) * self.window_scaling)), geometry_string)
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def apply_window_scaling(self, value):
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if isinstance(value, (int, float)):
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return int(value * self.window_scaling)
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else:
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return value
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def config(self, *args, **kwargs):
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self.configure(*args, **kwargs)
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def configure(self, *args, **kwargs):
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bg_changed = False
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if "bg" in kwargs:
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self.fg_color = kwargs["bg"]
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bg_changed = True
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kwargs["bg"] = ThemeManager.single_color(self.fg_color, self.appearance_mode)
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elif "background" in kwargs:
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self.fg_color = kwargs["background"]
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bg_changed = True
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kwargs["background"] = ThemeManager.single_color(self.fg_color, self.appearance_mode)
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elif "fg_color" in kwargs:
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self.fg_color = kwargs["fg_color"]
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kwargs["bg"] = ThemeManager.single_color(self.fg_color, self.appearance_mode)
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del kwargs["fg_color"]
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bg_changed = True
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elif len(args) > 0 and type(args[0]) == dict:
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if "bg" in args[0]:
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self.fg_color=args[0]["bg"]
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bg_changed = True
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args[0]["bg"] = ThemeManager.single_color(self.fg_color, self.appearance_mode)
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elif "background" in args[0]:
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self.fg_color=args[0]["background"]
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bg_changed = True
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args[0]["background"] = ThemeManager.single_color(self.fg_color, self.appearance_mode)
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if bg_changed:
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from ..widgets.widget_base_class import CTkBaseClass
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for child in self.winfo_children():
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if isinstance(child, CTkBaseClass):
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child.configure(bg_color=self.fg_color)
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super().configure(*args, **kwargs)
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@staticmethod
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def enable_macos_dark_title_bar():
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if sys.platform == "darwin" and not Settings.deactivate_macos_window_header_manipulation: # macOS
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if Version(platform.python_version()) < Version("3.10"):
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if Version(tkinter.Tcl().call("info", "patchlevel")) >= Version("8.6.9"): # Tcl/Tk >= 8.6.9
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os.system("defaults write -g NSRequiresAquaSystemAppearance -bool No")
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# This command allows dark-mode for all programs
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@staticmethod
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def disable_macos_dark_title_bar():
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if sys.platform == "darwin" and not Settings.deactivate_macos_window_header_manipulation: # macOS
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if Version(platform.python_version()) < Version("3.10"):
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if Version(tkinter.Tcl().call("info", "patchlevel")) >= Version("8.6.9"): # Tcl/Tk >= 8.6.9
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os.system("defaults delete -g NSRequiresAquaSystemAppearance")
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# This command reverts the dark-mode setting for all programs.
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def windows_set_titlebar_color(self, color_mode: str):
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"""
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Set the titlebar color of the window to light or dark theme on Microsoft Windows.
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Credits for this function:
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https://stackoverflow.com/questions/23836000/can-i-change-the-title-bar-in-tkinter/70724666#70724666
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MORE INFO:
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https://docs.microsoft.com/en-us/windows/win32/api/dwmapi/ne-dwmapi-dwmwindowattribute
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"""
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if sys.platform.startswith("win") and not Settings.deactivate_windows_window_header_manipulation:
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super().withdraw() # hide window so that it can be redrawn after the titlebar change so that the color change is visible
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if not self.window_exists:
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super().update()
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if color_mode.lower() == "dark":
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value = 1
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elif color_mode.lower() == "light":
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value = 0
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else:
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return
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try:
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hwnd = ctypes.windll.user32.GetParent(self.winfo_id())
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DWMWA_USE_IMMERSIVE_DARK_MODE = 20
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DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1 = 19
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# try with DWMWA_USE_IMMERSIVE_DARK_MODE
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if ctypes.windll.dwmapi.DwmSetWindowAttribute(hwnd, DWMWA_USE_IMMERSIVE_DARK_MODE,
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ctypes.byref(ctypes.c_int(value)),
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ctypes.sizeof(ctypes.c_int(value))) != 0:
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# try with DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20h1
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ctypes.windll.dwmapi.DwmSetWindowAttribute(hwnd, DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
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ctypes.byref(ctypes.c_int(value)),
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ctypes.sizeof(ctypes.c_int(value)))
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except Exception as err:
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print(err)
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if self.window_exists:
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self.deiconify()
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def set_appearance_mode(self, mode_string):
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if mode_string.lower() == "dark":
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self.appearance_mode = 1
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elif mode_string.lower() == "light":
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self.appearance_mode = 0
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if sys.platform.startswith("win"):
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if self.appearance_mode == 1:
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self.windows_set_titlebar_color("dark")
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else:
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self.windows_set_titlebar_color("light")
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super().configure(bg=ThemeManager.single_color(self.fg_color, self.appearance_mode))
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