CustomTkinter/customtkinter/customtkinter_progressbar.py
2021-09-13 14:27:29 +02:00

146 lines
6.0 KiB
Python

import tkinter
from .customtkinter_frame import CTkFrame
from .appearance_mode_tracker import AppearanceModeTracker
from .customtkinter_color_manager import CTkColorManager
class CTkProgressBar(tkinter.Frame):
""" tkinter custom progressbar, always horizontal, values are from 0 to 1 """
def __init__(self,
bg_color=None,
border_color=CTkColorManager.PROGRESS_BG,
fg_color=CTkColorManager.PROGRESS_BG,
progress_color=CTkColorManager.MAIN,
width=160,
height=10,
border_width=0,
*args, **kwargs):
super().__init__(*args, **kwargs)
AppearanceModeTracker.add(self.change_appearance_mode)
if bg_color is None:
if isinstance(self.master, CTkFrame):
self.bg_color = self.master.fg_color
else:
self.bg_color = self.master.cget("bg")
else:
self.bg_color = bg_color
self.border_color = border_color
self.fg_color = fg_color
self.progress_color = CTkColorManager.MAIN if progress_color is None else progress_color
self.appearance_mode = AppearanceModeTracker.get_mode() # 0: "Light" 1: "Dark"
self.width = width
self.height = height
self.border_width = border_width
self.value = 0.5
self.configure(width=self.width, height=self.height)
self.canvas = tkinter.Canvas(master=self,
highlightthicknes=0,
width=self.width,
height=self.height)
self.canvas.place(x=0, y=0)
self.border_parts = []
self.fg_parts = []
self.progress_parts = []
self.draw()
def draw(self):
self.canvas.delete("all")
self.border_parts = []
self.fg_parts = []
self.progress_parts = []
# frame_border
self.border_parts.append(self.canvas.create_oval(0, 0,
self.height, self.height))
self.border_parts.append(self.canvas.create_rectangle(self.height/2, 0,
self.width-(self.height/2), self.height))
self.border_parts.append(self.canvas.create_oval(self.width-self.height, 0,
self.width, self.height))
# foreground
self.fg_parts.append(self.canvas.create_oval(self.border_width, self.border_width,
self.height-self.border_width, self.height-self.border_width))
self.fg_parts.append(self.canvas.create_rectangle(self.height/2, self.border_width,
self.width-(self.height/2), self.height-self.border_width))
self.fg_parts.append(self.canvas.create_oval(self.width-self.height+self.border_width, self.border_width,
self.width-self.border_width, self.height-self.border_width))
if type(self.bg_color) == tuple:
self.canvas.configure(bg=self.bg_color[self.appearance_mode])
else:
self.canvas.configure(bg=self.bg_color)
for part in self.border_parts:
if type(self.border_color) == tuple:
self.canvas.itemconfig(part, fill=self.border_color[self.appearance_mode], width=0)
else:
self.canvas.itemconfig(part, fill=self.border_color, width=0)
for part in self.fg_parts:
if type(self.fg_color) == tuple:
self.canvas.itemconfig(part, fill=self.fg_color[self.appearance_mode], width=0)
else:
self.canvas.itemconfig(part, fill=self.fg_color, width=0)
self.set(self.value)
def set(self, value):
self.value = value
if self.value > 1:
self.value = 1
elif self.value < 0:
self.value = 0
for part in self.progress_parts:
self.canvas.delete(part)
# progress
self.progress_parts.append(self.canvas.create_oval(self.border_width,
self.border_width,
self.height - self.border_width,
self.height - self.border_width))
self.progress_parts.append(self.canvas.create_rectangle(self.height / 2,
self.border_width,
self.height / 2 + (self.width - self.height) * self.value,
self.height - self.border_width))
self.progress_parts.append(self.canvas.create_oval(self.height / 2 + (self.width - self.height) * self.value - (self.height) / 2 + self.border_width,
self.border_width,
self.height / 2 + (self.width - self.height) * self.value + (self.height) / 2 - self.border_width,
self.height - self.border_width))
for part in self.progress_parts:
if type(self.progress_color) == tuple:
self.canvas.itemconfig(part, fill=self.progress_color[self.appearance_mode], width=0)
else:
self.canvas.itemconfig(part, fill=self.progress_color, width=0)
self.canvas.update()
self.canvas.update_idletasks()
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):
self.bg_color = self.master.fg_color
else:
self.bg_color = self.master.cget("bg")
self.draw()