CustomTkinter/customtkinter/widgets/ctk_entry.py

253 lines
12 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 CTkEntry(CTkBaseClass):
def __init__(self, *args,
bg_color=None,
fg_color="default_theme",
text_color="default_theme",
placeholder_text_color="default_theme",
text_font="default_theme",
placeholder_text=None,
corner_radius="default_theme",
border_width="default_theme",
border_color="default_theme",
width=140,
height=28,
state=tkinter.NORMAL,
textvariable: tkinter.Variable = None,
**kwargs):
# transfer basic functionality (bg_color, size, _appearance_mode, scaling) to CTkBaseClass
if "master" in kwargs:
super().__init__(*args, bg_color=bg_color, width=width, height=height, master=kwargs.pop("master"))
else:
super().__init__(*args, bg_color=bg_color, width=width, height=height)
# configure grid system (1x1)
self.grid_rowconfigure(0, weight=1)
self.grid_columnconfigure(0, weight=1)
# color
self.fg_color = ThemeManager.theme["color"]["entry"] if fg_color == "default_theme" else fg_color
self.text_color = ThemeManager.theme["color"]["text"] if text_color == "default_theme" else text_color
self.placeholder_text_color = ThemeManager.theme["color"]["entry_placeholder_text"] if placeholder_text_color == "default_theme" else placeholder_text_color
self.text_font = (ThemeManager.theme["text"]["font"], ThemeManager.theme["text"]["size"]) if text_font == "default_theme" else text_font
self.border_color = ThemeManager.theme["color"]["entry_border"] if border_color == "default_theme" else border_color
# shape
self.corner_radius = ThemeManager.theme["shape"]["button_corner_radius"] if corner_radius == "default_theme" else corner_radius
self.border_width = ThemeManager.theme["shape"]["entry_border_width"] if border_width == "default_theme" else border_width
# placeholder text
self.placeholder_text = placeholder_text
self.placeholder_text_active = False
self.pre_placeholder_arguments = {} # some set arguments of the entry will be changed for placeholder and then set back
# textvariable
self.textvariable = textvariable
self.state = state
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(column=0, row=0, sticky="nswe")
self.draw_engine = DrawEngine(self.canvas)
self.entry = tkinter.Entry(master=self,
bd=0,
width=1,
highlightthickness=0,
font=self.apply_font_scaling(self.text_font),
state=self.state,
textvariable=self.textvariable,
**kwargs)
self.entry.grid(column=0, row=0, sticky="nswe",
padx=self.apply_widget_scaling(self.corner_radius) if self.corner_radius >= 6 else self.apply_widget_scaling(6),
pady=(self.apply_widget_scaling(self.border_width), self.apply_widget_scaling(self.border_width + 1)))
super().bind('<Configure>', self.update_dimensions_event)
self.entry.bind('<FocusOut>', self.entry_focus_out)
self.entry.bind('<FocusIn>', self.entry_focus_in)
self.activate_placeholder()
self.draw()
def set_scaling(self, *args, **kwargs):
super().set_scaling( *args, **kwargs)
self.entry.configure(font=self.apply_font_scaling(self.text_font))
self.entry.grid(column=0, row=0, sticky="we",
padx=self.apply_widget_scaling(self.corner_radius) if self.corner_radius >= 6 else self.apply_widget_scaling(6))
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):
self.canvas.configure(bg=ThemeManager.single_color(self.bg_color, self._appearance_mode))
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 requires_recoloring or no_color_updates is False:
if ThemeManager.single_color(self.fg_color, self._appearance_mode) is not None:
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.entry.configure(bg=ThemeManager.single_color(self.fg_color, self._appearance_mode),
disabledbackground=ThemeManager.single_color(self.fg_color, self._appearance_mode),
highlightcolor=ThemeManager.single_color(self.fg_color, self._appearance_mode),
fg=ThemeManager.single_color(self.text_color, self._appearance_mode),
disabledforeground=ThemeManager.single_color(self.text_color, self._appearance_mode),
insertbackground=ThemeManager.single_color(self.text_color, self._appearance_mode))
else:
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))
self.entry.configure(bg=ThemeManager.single_color(self.bg_color, self._appearance_mode),
disabledbackground=ThemeManager.single_color(self.bg_color, self._appearance_mode),
highlightcolor=ThemeManager.single_color(self.bg_color, self._appearance_mode),
fg=ThemeManager.single_color(self.text_color, self._appearance_mode),
disabledforeground=ThemeManager.single_color(self.text_color, self._appearance_mode),
insertbackground=ThemeManager.single_color(self.text_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))
if self.placeholder_text_active:
self.entry.config(fg=ThemeManager.single_color(self.placeholder_text_color, self._appearance_mode))
def bind(self, *args, **kwargs):
self.entry.bind(*args, **kwargs)
def configure(self, require_redraw=False, **kwargs):
if "state" in kwargs:
self.state = kwargs.pop("state")
self.entry.configure(state=self.state)
if "fg_color" in kwargs:
self.fg_color = kwargs.pop("fg_color")
require_redraw = True
if "text_color" in kwargs:
self.text_color = kwargs.pop("text_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")
if self.corner_radius * 2 > self._current_height:
self.corner_radius = self._current_height / 2
elif self.corner_radius * 2 > self._current_width:
self.corner_radius = self._current_width / 2
self.entry.grid(column=0, row=0, sticky="we", padx=self.apply_widget_scaling(self.corner_radius) if self.corner_radius >= 6 else self.apply_widget_scaling(6))
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"))
if "placeholder_text" in kwargs:
self.placeholder_text = kwargs.pop("placeholder_text")
if self.placeholder_text_active:
self.entry.delete(0, tkinter.END)
self.entry.insert(0, self.placeholder_text)
else:
self.activate_placeholder()
if "placeholder_text_color" in kwargs:
self.placeholder_text_color = kwargs.pop("placeholder_text_color")
require_redraw = True
if "textvariable" in kwargs:
self.textvariable = kwargs.pop("textvariable")
self.entry.configure(textvariable=self.textvariable)
if "text_font" in kwargs:
self.text_font = kwargs.pop("text_font")
self.entry.configure(font=self.apply_font_scaling(self.text_font))
if "show" in kwargs:
if self.placeholder_text_active:
self.pre_placeholder_arguments["show"] = kwargs.pop("show")
else:
self.entry.configure(show=kwargs.pop("show"))
if "bg_color" in kwargs:
super().configure(bg_color=kwargs.pop("bg_color"), require_redraw=require_redraw)
else:
super().configure(require_redraw=require_redraw)
self.entry.configure(**kwargs) # pass remaining kwargs to entry
def activate_placeholder(self):
if self.entry.get() == "" and self.placeholder_text is not None and (self.textvariable is None or self.textvariable == ""):
self.placeholder_text_active = True
self.pre_placeholder_arguments = {"show": self.entry.cget("show")}
self.entry.config(fg=ThemeManager.single_color(self.placeholder_text_color, self._appearance_mode), show="")
self.entry.delete(0, tkinter.END)
self.entry.insert(0, self.placeholder_text)
def deactivate_placeholder(self):
if self.placeholder_text_active:
self.placeholder_text_active = False
self.entry.config(fg=ThemeManager.single_color(self.text_color, self._appearance_mode))
self.entry.delete(0, tkinter.END)
for argument, value in self.pre_placeholder_arguments.items():
self.entry[argument] = value
def entry_focus_out(self, event=None):
self.activate_placeholder()
def entry_focus_in(self, event=None):
self.deactivate_placeholder()
def delete(self, *args, **kwargs):
self.entry.delete(*args, **kwargs)
if self.entry.get() == "":
self.activate_placeholder()
def insert(self, *args, **kwargs):
self.deactivate_placeholder()
return self.entry.insert(*args, **kwargs)
def get(self):
if self.placeholder_text_active:
return ""
else:
return self.entry.get()
def focus(self):
self.entry.focus()
def focus_force(self):
self.entry.focus_force()