CustomTkinter/customtkinter/widgets/ctk_textbox.py

164 lines
7.2 KiB
Python

import tkinter
from .ctk_canvas import CTkCanvas
from ..theme_manager import ThemeManager
from ..draw_engine import DrawEngine
from .widget_base_class import CTkBaseClass
class CTkTextbox(CTkBaseClass):
def __init__(self, *args,
bg_color=None,
fg_color="default_theme",
border_color="default_theme",
border_width="default_theme",
corner_radius="default_theme",
text_font="default_theme",
text_color="default_theme",
width=200,
height=200,
**kwargs):
# transfer basic functionality (bg_color, size, _appearance_mode, scaling) to CTkBaseClass
super().__init__(*args, bg_color=bg_color, width=width, height=height)
# color
self.fg_color = ThemeManager.theme["color"]["entry"] if fg_color == "default_theme" else fg_color
self.border_color = ThemeManager.theme["color"]["frame_border"] if border_color == "default_theme" else border_color
# shape
self.corner_radius = ThemeManager.theme["shape"]["frame_corner_radius"] if corner_radius == "default_theme" else corner_radius
self.border_width = ThemeManager.theme["shape"]["frame_border_width"] if border_width == "default_theme" else border_width
self.text_color = ThemeManager.theme["color"]["text"] if text_color == "default_theme" else text_color
self.text_font = (ThemeManager.theme["text"]["font"], ThemeManager.theme["text"]["size"]) if text_font == "default_theme" else text_font
# configure 1x1 grid
self.grid_rowconfigure(0, weight=1)
self.grid_columnconfigure(0, weight=1)
self.canvas = CTkCanvas(master=self,
highlightthickness=0,
width=self.apply_widget_scaling(self._current_width),
height=self.apply_widget_scaling(self._current_height))
self.canvas.grid(row=0, column=0, padx=0, pady=0, rowspan=1, columnspan=1, sticky="nsew")
self.canvas.configure(bg=ThemeManager.single_color(self.bg_color, self._appearance_mode))
self.draw_engine = DrawEngine(self.canvas)
for arg in ["highlightthickness", "fg", "bg"]:
kwargs.pop(arg, None)
self.textbox = tkinter.Text(self,
fg=ThemeManager.single_color(self.text_color, self._appearance_mode),
width=0,
height=0,
font=self.text_font,
highlightthickness=0,
bg=ThemeManager.single_color(self.fg_color, self._appearance_mode),
**kwargs)
self.textbox.grid(row=0, column=0, padx=self.corner_radius, pady=self.corner_radius, rowspan=1, columnspan=1, sticky="nsew")
self.bind('<Configure>', self.update_dimensions_event)
self.draw()
def winfo_children(self):
""" winfo_children of CTkFrame without self.canvas widget,
because it's not a child but part of the CTkFrame itself """
child_widgets = super().winfo_children()
try:
child_widgets.remove(self.canvas)
return child_widgets
except ValueError:
return child_widgets
def set_scaling(self, *args, **kwargs):
super().set_scaling(*args, **kwargs)
self.canvas.configure(width=self.apply_widget_scaling(self._desired_width), height=self.apply_widget_scaling(self._desired_height))
self.draw()
def set_dimensions(self, width=None, height=None):
super().set_dimensions(width, height)
self.canvas.configure(width=self.apply_widget_scaling(self._desired_width),
height=self.apply_widget_scaling(self._desired_height))
self.draw()
def draw(self, no_color_updates=False):
requires_recoloring = self.draw_engine.draw_rounded_rect_with_border(self.apply_widget_scaling(self._current_width),
self.apply_widget_scaling(self._current_height),
self.apply_widget_scaling(self.corner_radius),
self.apply_widget_scaling(self.border_width))
if no_color_updates is False or requires_recoloring:
if self.fg_color is None:
self.canvas.itemconfig("inner_parts",
fill=ThemeManager.single_color(self.bg_color, self._appearance_mode),
outline=ThemeManager.single_color(self.bg_color, self._appearance_mode))
else:
self.canvas.itemconfig("inner_parts",
fill=ThemeManager.single_color(self.fg_color, self._appearance_mode),
outline=ThemeManager.single_color(self.fg_color, self._appearance_mode))
self.canvas.itemconfig("border_parts",
fill=ThemeManager.single_color(self.border_color, self._appearance_mode),
outline=ThemeManager.single_color(self.border_color, self._appearance_mode))
self.canvas.configure(bg=ThemeManager.single_color(self.bg_color, self._appearance_mode))
self.canvas.tag_lower("inner_parts")
self.canvas.tag_lower("border_parts")
def yview(self, args, kwargs):
self.textbox.yview(args, kwargs)
def xview(self, args, kwargs):
self.textbox.xview(args, kwargs)
def insert(self, args, kwargs):
self.textbox.insert(args, kwargs)
def configure(self, *args, **kwargs):
require_redraw = False # some attribute changes require a call of self.draw() at the end
if "fg_color" in kwargs:
self.fg_color = kwargs.pop("fg_color")
require_redraw = True
# check if CTk widgets are children of the frame and change their bg_color to new frame fg_color
for child in self.winfo_children():
if isinstance(child, CTkBaseClass):
child.configure(bg_color=self.fg_color)
if "bg_color" in kwargs:
new_bg_color = kwargs.pop("bg_color")
if new_bg_color is None:
self.bg_color = self.detect_color_of_master()
else:
self.bg_color = new_bg_color
require_redraw = True
if "border_color" in kwargs:
self.border_color = kwargs.pop("border_color")
require_redraw = True
if "corner_radius" in kwargs:
self.corner_radius = kwargs.pop("corner_radius")
require_redraw = True
if "border_width" in kwargs:
self.border_width = kwargs.pop("border_width")
require_redraw = True
if "width" in kwargs:
self.set_dimensions(width=kwargs.pop("width"))
if "height" in kwargs:
self.set_dimensions(height=kwargs.pop("height"))
self.textbox.configure(*args, **kwargs)
if require_redraw:
self.draw()