mirror of
https://github.com/TomSchimansky/CustomTkinter.git
synced 2023-08-10 21:13:13 +03:00
292 lines
12 KiB
Python
292 lines
12 KiB
Python
import tkinter
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import sys
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from .customtkinter_tk import CTk
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from .customtkinter_frame import CTkFrame
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from .appearance_mode_tracker import AppearanceModeTracker
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from .customtkinter_color_manager import CTkColorManager
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class CTkEntry(tkinter.Frame):
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def __init__(self, *args,
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master=None,
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bg_color=None,
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fg_color="CTkColorManager",
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text_color="CTkColorManager",
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placeholder_text_color="CTkColorManager",
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text_font=None,
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placeholder_text=None,
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corner_radius=8,
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width=120,
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height=30,
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**kwargs):
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if master is None:
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super().__init__(*args)
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else:
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super().__init__(*args, master=master)
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# overwrite configure methods of master when master is tkinter widget, so that bg changes get applied on child CTk widget too
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if isinstance(self.master, (tkinter.Tk, tkinter.Frame)) and not isinstance(self.master, (CTk, CTkFrame)):
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master_old_configure = self.master.config
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def new_configure(*args, **kwargs):
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if "bg" in kwargs:
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self.configure(bg_color=kwargs["bg"])
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elif "background" in kwargs:
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self.configure(bg_color=kwargs["background"])
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# args[0] is dict when attribute gets changed by widget[<attribut>] syntax
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elif len(args) > 0 and type(args[0]) == dict:
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if "bg" in args[0]:
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self.configure(bg_color=args[0]["bg"])
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elif "background" in args[0]:
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self.configure(bg_color=args[0]["background"])
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master_old_configure(*args, **kwargs)
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self.master.config = new_configure
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self.master.configure = new_configure
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AppearanceModeTracker.add(self.change_appearance_mode, self)
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self.appearance_mode = AppearanceModeTracker.get_mode() # 0: "Light" 1: "Dark"
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self.configure_basic_grid()
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self.bg_color = self.detect_color_of_master() if bg_color is None else bg_color
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self.fg_color = CTkColorManager.ENTRY if fg_color == "CTkColorManager" else fg_color
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self.text_color = CTkColorManager.TEXT if text_color == "CTkColorManager" else text_color
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self.placeholder_text_color = CTkColorManager.PLACEHOLDER_TEXT if placeholder_text_color == "CTkColorManager" else placeholder_text_color
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if text_font is None:
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if sys.platform == "darwin": # macOS
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self.text_font = ("Avenir", 13)
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elif "win" in sys.platform: # Windows
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self.text_font = ("Century Gothic", 10)
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else:
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self.text_font = ("TkDefaultFont", 10)
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else:
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self.text_font = text_font
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self.placeholder_text = placeholder_text
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self.placeholder_text_active = False
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self.pre_placeholder_arguments = {} # some set arguments of the entry will be changed for placeholder and then set back
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self.width = width
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self.height = height
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self.corner_radius = self.calc_optimal_corner_radius(corner_radius) # optimise for less artifacts
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if self.corner_radius*2 > self.height:
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self.corner_radius = self.height/2
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elif self.corner_radius*2 > self.width:
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self.corner_radius = self.width/2
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super().configure(width=self.width, height=self.height)
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self.canvas = tkinter.Canvas(master=self,
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highlightthicknes=0,
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width=self.width,
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height=self.height)
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self.canvas.grid(column=0, row=0, sticky="we")
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self.entry = tkinter.Entry(master=self,
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bd=0,
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width=1,
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highlightthicknes=0,
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font=self.text_font,
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**kwargs)
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self.entry.grid(column=0, row=0, sticky="we", padx=self.corner_radius if self.corner_radius >= 6 else 6)
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self.fg_parts = []
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super().bind('<Configure>', self.update_dimensions)
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self.entry.bind('<FocusOut>', self.set_placeholder)
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self.entry.bind('<FocusIn>', self.clear_placeholder)
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self.draw()
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self.set_placeholder()
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def destroy(self):
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AppearanceModeTracker.remove(self.change_appearance_mode)
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super().destroy()
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def configure_basic_grid(self):
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self.grid_rowconfigure(0, weight=1)
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self.grid_columnconfigure(0, weight=1)
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def detect_color_of_master(self):
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if isinstance(self.master, CTkFrame):
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return self.master.fg_color
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else:
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try:
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return self.master.cget("bg")
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except:
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pass
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#print(self.master["style"])
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#return self.master.cget("background")
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@staticmethod
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def calc_optimal_corner_radius(user_corner_radius):
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if sys.platform == "darwin":
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return user_corner_radius # on macOS just use given value (canvas has Antialiasing)
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else:
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user_corner_radius = 0.5 * round(user_corner_radius / 0.5) # round to 0.5 steps
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# make sure the value is always with .5 at the end for smoother corners
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if user_corner_radius == 0:
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return 0
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elif user_corner_radius % 1 == 0:
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return user_corner_radius + 0.5
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else:
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return user_corner_radius
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def update_dimensions(self, event):
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# only redraw if dimensions changed (for performance)
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if self.width != event.width or self.height != event.height:
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# print(event.x, event.width, self.width)
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self.width = event.width
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self.height = event.height
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self.draw()
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def set_placeholder(self, event=None):
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if self.placeholder_text is not None:
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if not self.placeholder_text_active and self.entry.get() == "":
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self.placeholder_text_active = True
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self.pre_placeholder_arguments = {"show": self.entry.cget("show")}
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self.entry.config(fg=CTkColorManager.single_color(self.placeholder_text_color, self.appearance_mode), show="")
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self.entry.delete(0, tkinter.END)
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self.entry.insert(0, self.placeholder_text)
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def clear_placeholder(self, event=None):
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if self.placeholder_text_active:
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self.placeholder_text_active = False
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self.entry.config(fg=CTkColorManager.single_color(self.text_color, self.appearance_mode))
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self.entry.delete(0, tkinter.END)
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for argument, value in self.pre_placeholder_arguments.items():
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self.entry[argument] = value
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def draw(self):
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self.canvas.delete("all")
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self.fg_parts = []
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if sys.platform == "darwin":
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oval_size_corr_br = 0
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else:
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oval_size_corr_br = -1 # correct canvas oval draw size on bottom and right by 1 pixel (too large otherwise)
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# frame_border
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self.fg_parts.append(self.canvas.create_oval(0,
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0,
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self.corner_radius*2 + oval_size_corr_br,
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self.corner_radius*2 + oval_size_corr_br))
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self.fg_parts.append(self.canvas.create_oval(self.width-self.corner_radius*2,
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0,
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self.width + oval_size_corr_br,
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self.corner_radius*2 + oval_size_corr_br))
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self.fg_parts.append(self.canvas.create_oval(0,
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self.height-self.corner_radius*2,
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self.corner_radius*2 + oval_size_corr_br,
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self.height + oval_size_corr_br))
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self.fg_parts.append(self.canvas.create_oval(self.width-self.corner_radius*2,
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self.height-self.corner_radius*2,
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self.width + oval_size_corr_br,
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self.height + oval_size_corr_br))
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self.fg_parts.append(self.canvas.create_rectangle(0, self.corner_radius,
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self.width, self.height-self.corner_radius))
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self.fg_parts.append(self.canvas.create_rectangle(self.corner_radius, 0,
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self.width-self.corner_radius, self.height))
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for part in self.fg_parts:
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if type(self.fg_color) == tuple:
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self.canvas.itemconfig(part, fill=self.fg_color[self.appearance_mode], width=0)
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else:
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self.canvas.itemconfig(part, fill=self.fg_color, width=0)
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if type(self.bg_color) == tuple:
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self.canvas.configure(bg=self.bg_color[self.appearance_mode])
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else:
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self.canvas.configure(bg=self.bg_color)
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if type(self.fg_color) == tuple:
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self.entry.configure(bg=self.fg_color[self.appearance_mode],
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highlightcolor=self.fg_color[self.appearance_mode])
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else:
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self.entry.configure(bg=self.fg_color,
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highlightcolor=self.fg_color)
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if type(self.text_color) == tuple:
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self.entry.configure(fg=self.text_color[self.appearance_mode],
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insertbackground=self.text_color[self.appearance_mode])
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else:
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self.entry.configure(fg=self.text_color,
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insertbackground=self.text_color)
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def bind(self, *args, **kwargs):
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self.entry.bind(*args, **kwargs)
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def config(self, *args, **kwargs):
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self.configure(*args, **kwargs)
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def configure(self, *args, **kwargs):
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require_redraw = False # some attribute changes require a call of self.draw() at the end
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if "bg_color" in kwargs:
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self.bg_color = kwargs["bg_color"]
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del kwargs["bg_color"]
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require_redraw = True
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if "fg_color" in kwargs:
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self.fg_color = kwargs["fg_color"]
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del kwargs["fg_color"]
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require_redraw = True
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if "text_color" in kwargs:
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self.text_color = kwargs["text_color"]
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del kwargs["text_color"]
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require_redraw = True
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if "corner_radius" in kwargs:
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self.corner_radius = self.calc_optimal_corner_radius(kwargs["corner_radius"]) # optimise for less artifacts
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if self.corner_radius * 2 > self.height:
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self.corner_radius = self.height / 2
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elif self.corner_radius * 2 > self.width:
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self.corner_radius = self.width / 2
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self.entry.grid(column=0, row=0, sticky="we", padx=self.corner_radius if self.corner_radius >= 6 else 6)
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del kwargs["corner_radius"]
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require_redraw = True
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self.entry.configure(*args, **kwargs)
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if require_redraw is True:
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self.draw()
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def delete(self, *args, **kwargs):
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self.entry.delete(*args, **kwargs)
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self.set_placeholder()
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return
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def insert(self, *args, **kwargs):
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self.clear_placeholder()
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return self.entry.insert(*args, **kwargs)
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def get(self):
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if self.placeholder_text_active:
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return ""
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else:
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return self.entry.get()
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def change_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 isinstance(self.master, (CTkFrame, CTk)):
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self.bg_color = self.master.fg_color
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else:
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self.bg_color = self.master.cget("bg")
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self.draw()
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