import tkinter import sys from .customtkinter_tk import CTk from .customtkinter_frame import CTkFrame from .appearance_mode_tracker import AppearanceModeTracker from .customtkinter_theme_manager import CTkThemeManager from .customtkinter_canvas import CTkCanvas from .customtkinter_settings import CTkSettings from .customtkinter_draw_engine import CTkDrawEngine class CTkLabel(tkinter.Frame): def __init__(self, *args, master=None, bg_color=None, fg_color="default_theme", text_color="default_theme", corner_radius="default_theme", width=120, height=25, text="CTkLabel", text_font="default_theme", **kwargs): if master is None: super().__init__(*args) else: super().__init__(*args, master=master) # overwrite configure methods of master when master is tkinter widget, so that bg changes get applied on child CTk widget too if isinstance(self.master, (tkinter.Tk, tkinter.Frame)) and not isinstance(self.master, (CTk, CTkFrame)): master_old_configure = self.master.config def new_configure(*args, **kwargs): if "bg" in kwargs: self.configure(bg_color=kwargs["bg"]) elif "background" in kwargs: self.configure(bg_color=kwargs["background"]) # args[0] is dict when attribute gets changed by widget[] syntax elif len(args) > 0 and type(args[0]) == dict: if "bg" in args[0]: self.configure(bg_color=args[0]["bg"]) elif "background" in args[0]: self.configure(bg_color=args[0]["background"]) master_old_configure(*args, **kwargs) self.master.config = new_configure self.master.configure = new_configure AppearanceModeTracker.add(self.change_appearance_mode, self) self.appearance_mode = AppearanceModeTracker.get_mode() # 0: "Light" 1: "Dark" self.bg_color = self.detect_color_of_master() if bg_color is None else bg_color self.fg_color = CTkThemeManager.theme["color"]["label"] if fg_color == "default_theme" else fg_color if self.fg_color is None: self.fg_color = self.bg_color self.text_color = CTkThemeManager.theme["color"]["text"] if text_color == "default_theme" else text_color self.width = width self.height = height self.corner_radius = CTkThemeManager.theme["shape"]["label_corner_radius"] if corner_radius == "default_theme" else corner_radius if self.corner_radius * 2 > self.height: self.corner_radius = self.height / 2 elif self.corner_radius * 2 > self.width: self.corner_radius = self.width / 2 self.text = text self.text_font = (CTkThemeManager.theme["text"]["font"], CTkThemeManager.theme["text"]["size"]) if text_font == "default_theme" else text_font self.grid_rowconfigure(0, weight=1) self.grid_columnconfigure(0, weight=1) self.canvas = CTkCanvas(master=self, highlightthickness=0, width=self.width, height=self.height) self.canvas.grid(row=0, column=0, sticky="nswe") self.text_label = tkinter.Label(master=self, highlightthickness=0, bd=0, text=self.text, font=self.text_font, **kwargs) self.text_label.grid(row=0, column=0, padx=self.corner_radius) self.draw_engine = CTkDrawEngine(self.canvas, CTkSettings.preferred_drawing_method) super().configure(width=self.width, height=self.height) self.bind('', self.update_dimensions) self.draw() def destroy(self): AppearanceModeTracker.remove(self.change_appearance_mode) super().destroy() def detect_color_of_master(self): if isinstance(self.master, CTkFrame): return self.master.fg_color else: return self.master.cget("bg") def update_dimensions(self, event): # only redraw if dimensions changed (for performance) if self.width != event.width or self.height != event.height: self.width = event.width self.height = event.height # self.canvas.config(width=self.width, height=self.height) self.draw() def draw(self): requires_recoloring = self.draw_engine.draw_rounded_rect_with_border(self.width, self.height, self.corner_radius, 0) self.canvas.configure(bg=CTkThemeManager.single_color(self.bg_color, self.appearance_mode)) if CTkThemeManager.single_color(self.fg_color, self.appearance_mode) is not None: self.canvas.itemconfig("inner_parts", fill=CTkThemeManager.single_color(self.fg_color, self.appearance_mode), outline=CTkThemeManager.single_color(self.fg_color, self.appearance_mode)) self.text_label.configure(fg=CTkThemeManager.single_color(self.text_color, self.appearance_mode), bg=CTkThemeManager.single_color(self.fg_color, self.appearance_mode)) else: self.canvas.itemconfig("inner_parts", fill=CTkThemeManager.single_color(self.bg_color, self.appearance_mode), outline=CTkThemeManager.single_color(self.bg_color, self.appearance_mode)) self.text_label.configure(fg=CTkThemeManager.single_color(self.text_color, self.appearance_mode), bg=CTkThemeManager.single_color(self.bg_color, self.appearance_mode)) def config(self, *args, **kwargs): self.configure(*args, **kwargs) def configure(self, *args, **kwargs): require_redraw = False # some attribute changes require a call of self.draw() at the end if "text" in kwargs: self.set_text(kwargs["text"]) del kwargs["text"] if "fg_color" in kwargs: self.fg_color = kwargs["fg_color"] require_redraw = True del kwargs["fg_color"] if "bg_color" in kwargs: if kwargs["bg_color"] is None: self.bg_color = self.detect_color_of_master() else: self.bg_color = kwargs["bg_color"] require_redraw = True del kwargs["bg_color"] if "text_color" in kwargs: self.text_color = kwargs["text_color"] require_redraw = True del kwargs["text_color"] self.text_label.configure(*args, **kwargs) if require_redraw: self.draw() def set_text(self, text): self.text = text self.text_label.configure(text=self.text, width=len(self.text)) def change_appearance_mode(self, mode_string): if mode_string.lower() == "dark": self.appearance_mode = 1 elif mode_string.lower() == "light": self.appearance_mode = 0 if isinstance(self.master, (CTkFrame, CTk)): self.bg_color = self.master.fg_color else: self.bg_color = self.master.cget("bg") self.draw()