mirror of
https://github.com/TomSchimansky/CustomTkinter.git
synced 2023-08-10 21:13:13 +03:00
306 lines
15 KiB
Python
306 lines
15 KiB
Python
import tkinter
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import sys
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from typing import Union
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from .dropdown_menu import DropdownMenu
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from .ctk_canvas import CTkCanvas
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from ..theme_manager import ThemeManager
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from ..settings import Settings
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from ..draw_engine import DrawEngine
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from .widget_base_class import CTkBaseClass
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class CTkComboBox(CTkBaseClass):
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def __init__(self, *args,
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bg_color=None,
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fg_color="default_theme",
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border_color="default_theme",
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button_color="default_theme",
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button_hover_color="default_theme",
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dropdown_color="default_theme",
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dropdown_hover_color="default_theme",
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dropdown_text_color="default_theme",
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variable=None,
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values=None,
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command=None,
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width=140,
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height=28,
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corner_radius="default_theme",
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border_width="default_theme",
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text_font="default_theme",
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dropdown_text_font="default_theme",
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text_color="default_theme",
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text_color_disabled="default_theme",
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hover=True,
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state=tkinter.NORMAL,
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**kwargs):
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# transfer basic functionality (bg_color, size, _appearance_mode, scaling) to CTkBaseClass
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super().__init__(*args, bg_color=bg_color, width=width, height=height, **kwargs)
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# color variables
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self.fg_color = ThemeManager.theme["color"]["entry"] if fg_color == "default_theme" else fg_color
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self.border_color = ThemeManager.theme["color"]["combobox_border"] if border_color == "default_theme" else border_color
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self.button_color = ThemeManager.theme["color"]["combobox_border"] if button_color == "default_theme" else button_color
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self.button_hover_color = ThemeManager.theme["color"]["combobox_button_hover"] if button_hover_color == "default_theme" else button_hover_color
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# shape
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self.corner_radius = ThemeManager.theme["shape"]["button_corner_radius"] if corner_radius == "default_theme" else corner_radius
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self.border_width = ThemeManager.theme["shape"]["entry_border_width"] if border_width == "default_theme" else border_width
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# text and font
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self.text_color = ThemeManager.theme["color"]["text"] if text_color == "default_theme" else text_color
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self.text_color_disabled = ThemeManager.theme["color"]["text_button_disabled"] if text_color_disabled == "default_theme" else text_color_disabled
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self.text_font = (ThemeManager.theme["text"]["font"], ThemeManager.theme["text"]["size"]) if text_font == "default_theme" else text_font
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# callback and hover functionality
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self.function = command
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self.variable = variable
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self.state = state
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self.hover = hover
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if values is None:
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self.values = ["CTkComboBox"]
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else:
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self.values = values
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if len(self.values) > 0:
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self.current_value = self.values[0]
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else:
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self.current_value = "CTkComboBox"
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self.dropdown_menu = DropdownMenu(master=self,
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values=self.values,
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command=self.set,
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fg_color=dropdown_color,
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hover_color=dropdown_hover_color,
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text_color=dropdown_text_color,
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text_font=dropdown_text_font)
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# configure grid system (1x1)
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self.grid_rowconfigure(0, weight=1)
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self.grid_columnconfigure(0, weight=1)
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self.canvas = CTkCanvas(master=self,
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highlightthickness=0,
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width=self.apply_widget_scaling(self._desired_width),
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height=self.apply_widget_scaling(self._desired_height))
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self.canvas.grid(row=0, column=0, rowspan=1, columnspan=1, sticky="nsew")
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self.draw_engine = DrawEngine(self.canvas)
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self.entry = tkinter.Entry(master=self,
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state=self.state,
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width=1,
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bd=0,
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highlightthickness=0,
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font=self.apply_font_scaling(self.text_font))
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left_section_width = self._current_width - self._current_height
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self.entry.grid(row=0, column=0, rowspan=1, columnspan=1, sticky="ew",
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padx=(max(self.apply_widget_scaling(self.corner_radius), self.apply_widget_scaling(3)),
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max(self.apply_widget_scaling(self._current_width - left_section_width + 3), self.apply_widget_scaling(3))))
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self.draw() # initial draw
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# event bindings
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self.canvas.tag_bind("right_parts", "<Enter>", self.on_enter)
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self.canvas.tag_bind("dropdown_arrow", "<Enter>", self.on_enter)
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self.canvas.tag_bind("right_parts", "<Leave>", self.on_leave)
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self.canvas.tag_bind("dropdown_arrow", "<Leave>", self.on_leave)
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self.canvas.tag_bind("right_parts", "<Button-1>", self.clicked)
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self.canvas.tag_bind("dropdown_arrow", "<Button-1>", self.clicked)
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self.bind('<Configure>', self.update_dimensions_event)
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if self.variable is not None:
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self.entry.configure(textvariable=self.variable)
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def set_scaling(self, *args, **kwargs):
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super().set_scaling(*args, **kwargs)
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self.canvas.configure(width=self.apply_widget_scaling(self._desired_width),
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height=self.apply_widget_scaling(self._desired_height))
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self.draw()
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def set_dimensions(self, width: int = None, height: int = None):
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super().set_dimensions(width, height)
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self.canvas.configure(width=self.apply_widget_scaling(self._desired_width),
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height=self.apply_widget_scaling(self._desired_height))
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self.draw()
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def draw(self, no_color_updates=False):
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left_section_width = self._current_width - self._current_height
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requires_recoloring = self.draw_engine.draw_rounded_rect_with_border_vertical_split(self.apply_widget_scaling(self._current_width),
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self.apply_widget_scaling(self._current_height),
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self.apply_widget_scaling(self.corner_radius),
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self.apply_widget_scaling(self.border_width),
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self.apply_widget_scaling(left_section_width))
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requires_recoloring_2 = self.draw_engine.draw_dropdown_arrow(self.apply_widget_scaling(self._current_width - (self._current_height / 2)),
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self.apply_widget_scaling(self._current_height / 2),
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self.apply_widget_scaling(self._current_height / 3))
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if self.current_value is not None:
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self.entry.delete(0, tkinter.END)
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self.entry.insert(0, self.current_value)
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if no_color_updates is False or requires_recoloring or requires_recoloring_2:
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self.canvas.configure(bg=ThemeManager.single_color(self.bg_color, self._appearance_mode))
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self.canvas.itemconfig("inner_parts_left",
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outline=ThemeManager.single_color(self.fg_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.fg_color, self._appearance_mode))
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self.canvas.itemconfig("border_parts_left",
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outline=ThemeManager.single_color(self.border_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.border_color, self._appearance_mode))
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self.canvas.itemconfig("inner_parts_right",
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outline=ThemeManager.single_color(self.border_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.border_color, self._appearance_mode))
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self.canvas.itemconfig("border_parts_right",
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outline=ThemeManager.single_color(self.border_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.border_color, self._appearance_mode))
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self.entry.configure(bg=ThemeManager.single_color(self.fg_color, self._appearance_mode),
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fg=ThemeManager.single_color(self.text_color, self._appearance_mode),
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disabledforeground=ThemeManager.single_color(self.text_color_disabled, self._appearance_mode),
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disabledbackground=ThemeManager.single_color(self.fg_color, self._appearance_mode))
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if self.state == tkinter.DISABLED:
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self.canvas.itemconfig("dropdown_arrow",
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fill=ThemeManager.single_color(self.text_color_disabled, self._appearance_mode))
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else:
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self.canvas.itemconfig("dropdown_arrow",
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fill=ThemeManager.single_color(self.text_color, self._appearance_mode))
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def open_dropdown_menu(self):
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self.dropdown_menu.open(self.winfo_rootx(),
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self.winfo_rooty() + self.apply_widget_scaling(self._current_height + 0))
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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 "state" in kwargs:
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self.state = kwargs["state"]
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self.entry.configure(state=self.state)
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require_redraw = True
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del kwargs["state"]
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if "fg_color" in kwargs:
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self.fg_color = kwargs["fg_color"]
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require_redraw = True
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del kwargs["fg_color"]
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if "bg_color" in kwargs:
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if kwargs["bg_color"] is None:
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self.bg_color = self.detect_color_of_master()
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else:
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self.bg_color = kwargs["bg_color"]
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require_redraw = True
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del kwargs["bg_color"]
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if "button_color" in kwargs:
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self.button_color = kwargs["button_color"]
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require_redraw = True
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del kwargs["button_color"]
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if "button_hover_color" in kwargs:
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self.button_hover_color = kwargs["button_hover_color"]
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require_redraw = True
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del kwargs["button_hover_color"]
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if "text_color" in kwargs:
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self.text_color = kwargs["text_color"]
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require_redraw = True
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del kwargs["text_color"]
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if "command" in kwargs:
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self.function = kwargs["command"]
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del kwargs["command"]
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if "variable" in kwargs:
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self.variable = kwargs["variable"]
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self.entry.configure(textvariable=self.variable)
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del kwargs["variable"]
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if "width" in kwargs:
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self.set_dimensions(width=kwargs["width"])
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del kwargs["width"]
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if "height" in kwargs:
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self.set_dimensions(height=kwargs["height"])
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del kwargs["height"]
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if "values" in kwargs:
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self.values = kwargs["values"]
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del kwargs["values"]
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self.dropdown_menu.configure(values=self.values)
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if "dropdown_color" in kwargs:
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self.dropdown_menu.configure(fg_color=kwargs["dropdown_color"])
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del kwargs["dropdown_color"]
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if "dropdown_hover_color" in kwargs:
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self.dropdown_menu.configure(hover_color=kwargs["dropdown_hover_color"])
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del kwargs["dropdown_hover_color"]
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if "dropdown_text_color" in kwargs:
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self.dropdown_menu.configure(text_color=kwargs["dropdown_text_color"])
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del kwargs["dropdown_text_color"]
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if "dropdown_text_font" in kwargs:
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self.dropdown_menu.configure(text_font=kwargs["dropdown_text_font"])
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del kwargs["dropdown_text_font"]
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super().configure(*args, **kwargs)
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if require_redraw:
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self.draw()
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def on_enter(self, event=0):
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if self.hover is True and self.state == tkinter.NORMAL and len(self.values) > 0:
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if sys.platform == "darwin" and len(self.values) > 0 and Settings.cursor_manipulation_enabled:
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self.canvas.configure(cursor="pointinghand")
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elif sys.platform.startswith("win") and len(self.values) > 0 and Settings.cursor_manipulation_enabled:
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self.canvas.configure(cursor="hand2")
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# set color of inner button parts to hover color
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self.canvas.itemconfig("inner_parts_right",
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outline=ThemeManager.single_color(self.button_hover_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.button_hover_color, self._appearance_mode))
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self.canvas.itemconfig("border_parts_right",
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outline=ThemeManager.single_color(self.button_hover_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.button_hover_color, self._appearance_mode))
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def on_leave(self, event=0):
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if self.hover is True:
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if sys.platform == "darwin" and len(self.values) > 0 and Settings.cursor_manipulation_enabled:
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self.canvas.configure(cursor="arrow")
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elif sys.platform.startswith("win") and len(self.values) > 0 and Settings.cursor_manipulation_enabled:
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self.canvas.configure(cursor="arrow")
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# set color of inner button parts
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self.canvas.itemconfig("inner_parts_right",
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outline=ThemeManager.single_color(self.button_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.button_color, self._appearance_mode))
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self.canvas.itemconfig("border_parts_right",
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outline=ThemeManager.single_color(self.button_color, self._appearance_mode),
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fill=ThemeManager.single_color(self.button_color, self._appearance_mode))
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def set(self, value: str, from_variable_callback: bool = False):
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self.current_value = value
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self.entry.delete(0, tkinter.END)
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self.entry.insert(0, self.current_value)
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if not from_variable_callback:
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if self.function is not None:
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self.function(self.current_value)
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def get(self) -> str:
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return self.entry.get()
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def clicked(self, event=0):
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if self.state is not tkinter.DISABLED and len(self.values) > 0:
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self.open_dropdown_menu()
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