274 lines
13 KiB
Python
274 lines
13 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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from typing import Union, Tuple
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from .widgets.theme.theme_manager import ThemeManager
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from .widgets.scaling.scaling_base_class import CTkScalingBaseClass
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from .widgets.appearance_mode.appearance_mode_base_class import CTkAppearanceModeBaseClass
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from ..utility.utility_functions import pop_from_dict_by_set, check_kwargs_empty
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class CTkToplevel(tkinter.Toplevel, CTkAppearanceModeBaseClass, CTkScalingBaseClass):
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"""
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Toplevel window with dark titlebar on Windows and macOS.
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For detailed information check out the documentation.
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"""
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_valid_tk_toplevel_arguments = {"bd", "borderwidth", "class", "container", "cursor", "height",
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"highlightbackground", "highlightthickness", "menu", "relief",
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"screen", "takefocus", "use", "visual", "width"}
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_deactivate_macos_window_header_manipulation = False
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_deactivate_windows_window_header_manipulation = False
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def __init__(self, *args,
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fg_color: Union[str, Tuple[str, str]] = "default_theme",
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**kwargs):
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self._enable_macos_dark_title_bar()
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# call init methods of super classees
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super().__init__(*args, **pop_from_dict_by_set(kwargs, self._valid_tk_toplevel_arguments))
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CTkAppearanceModeBaseClass.__init__(self)
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CTkScalingBaseClass.__init__(self, scaling_type="window")
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check_kwargs_empty(kwargs, raise_error=True)
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self._current_width = 200 # initial window size, always without scaling
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self._current_height = 200
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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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# set bg color of tkinter.Toplevel
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super().configure(bg=self._apply_appearance_mode(self._fg_color))
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# set title of tkinter.Toplevel
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super().title("CTkToplevel")
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self._state_before_windows_set_titlebar_color = None
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self._windows_set_titlebar_color_called = False # indicates if windows_set_titlebar_color was called, stays True until revert_withdraw_after_windows_set_titlebar_color is called
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self._withdraw_called_after_windows_set_titlebar_color = False # indicates if withdraw() was called after windows_set_titlebar_color
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self._iconify_called_after_windows_set_titlebar_color = False # indicates if iconify() was called after windows_set_titlebar_color
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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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self.bind('<FocusIn>', self._focus_in_event)
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def destroy(self):
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self._disable_macos_dark_title_bar()
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# call destroy methods of super classes
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tkinter.Toplevel.destroy(self)
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CTkAppearanceModeBaseClass.destroy(self)
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CTkScalingBaseClass.destroy(self)
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def _focus_in_event(self, event):
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# sometimes window looses jumps back on macOS if window is selected from Mission Control, so has to be lifted again
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if sys.platform == "darwin":
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self.lift()
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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_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(
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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 geometry(self, geometry_string: str = None):
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if geometry_string is not None:
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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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width, height, x, y = self._parse_geometry_string(geometry_string)
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if width is not None and height is not None:
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self._current_width = max(self._min_width, min(width, self._max_width)) # bound value between min and max
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self._current_height = max(self._min_height, min(height, self._max_height))
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else:
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return self._reverse_geometry_scaling(super().geometry())
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def withdraw(self):
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if self._windows_set_titlebar_color_called:
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self._withdraw_called_after_windows_set_titlebar_color = True
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super().withdraw()
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def iconify(self):
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if self._windows_set_titlebar_color_called:
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self._iconify_called_after_windows_set_titlebar_color = True
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super().iconify()
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def resizable(self, width: bool = None, height: bool = None):
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super().resizable(width, height)
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self._last_resizable_args = ([], {"width": width, "height": height})
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if sys.platform.startswith("win"):
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if self._appearance_mode == 1:
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self.after(10, lambda: self._windows_set_titlebar_color("dark"))
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else:
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self.after(10, lambda: 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:
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self._current_width = width
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if self._current_height < height:
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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:
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self._current_width = width
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if self._current_height > height:
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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 configure(self, **kwargs):
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if "fg_color" in kwargs:
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self._fg_color = kwargs.pop("fg_color")
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super().configure(bg=self._apply_appearance_mode(self._fg_color))
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for child in self.winfo_children():
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try:
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child.configure(bg_color=self._fg_color)
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except Exception:
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pass
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super().configure(**pop_from_dict_by_set(kwargs, self._valid_tk_toplevel_arguments))
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check_kwargs_empty(kwargs)
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def cget(self, attribute_name: str) -> any:
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if attribute_name == "fg_color":
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return self._fg_color
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else:
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return super().cget(attribute_name)
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@classmethod
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def _enable_macos_dark_title_bar(cls):
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if sys.platform == "darwin" and not cls._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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@classmethod
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def _disable_macos_dark_title_bar(cls):
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if sys.platform == "darwin" and not cls._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 self._deactivate_windows_window_header_manipulation:
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self._state_before_windows_set_titlebar_color = self.state()
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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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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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self._windows_set_titlebar_color_called = True
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self.after(5, self._revert_withdraw_after_windows_set_titlebar_color)
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def _revert_withdraw_after_windows_set_titlebar_color(self):
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""" if in a short time (5ms) after """
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if self._windows_set_titlebar_color_called:
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if self._withdraw_called_after_windows_set_titlebar_color:
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pass # leave it withdrawed
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elif self._iconify_called_after_windows_set_titlebar_color:
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super().iconify()
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else:
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if self._state_before_windows_set_titlebar_color == "normal":
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self.deiconify()
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elif self._state_before_windows_set_titlebar_color == "iconic":
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self.iconify()
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elif self._state_before_windows_set_titlebar_color == "zoomed":
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self.state("zoomed")
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else:
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self.state(self._state_before_windows_set_titlebar_color) # other states
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self._windows_set_titlebar_color_called = False
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self._withdraw_called_after_windows_set_titlebar_color = False
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self._iconify_called_after_windows_set_titlebar_color = False
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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=self._apply_appearance_mode(self._fg_color))
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