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316 lines
15 KiB
316 lines
15 KiB
from typing import Union, Tuple, Optional
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try:
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from typing import Literal
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except ImportError:
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from typing_extensions import Literal
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import tkinter
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import sys
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from .ctk_frame import CTkFrame
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from .ctk_scrollbar import CTkScrollbar
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from .appearance_mode import CTkAppearanceModeBaseClass
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from .scaling import CTkScalingBaseClass
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from .core_widget_classes import CTkBaseClass
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from .ctk_label import CTkLabel
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from .font import CTkFont
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from .theme import ThemeManager
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class CTkScrollableFrame(tkinter.Frame, CTkAppearanceModeBaseClass, CTkScalingBaseClass):
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def __init__(self,
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master: any,
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width: int = 200,
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height: int = 200,
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corner_radius: Optional[Union[int, str]] = None,
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border_width: Optional[Union[int, str]] = None,
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bg_color: Union[str, Tuple[str, str]] = "transparent",
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fg_color: Optional[Union[str, Tuple[str, str]]] = None,
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border_color: Optional[Union[str, Tuple[str, str]]] = None,
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scrollbar_fg_color: Optional[Union[str, Tuple[str, str]]] = None,
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scrollbar_button_color: Optional[Union[str, Tuple[str, str]]] = None,
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scrollbar_button_hover_color: Optional[Union[str, Tuple[str, str]]] = None,
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label_fg_color: Optional[Union[str, Tuple[str, str]]] = None,
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label_text_color: Optional[Union[str, Tuple[str, str]]] = None,
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label_text: str = "",
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label_font: Optional[Union[tuple, CTkFont]] = None,
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label_anchor: str = "center",
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orientation: Literal["vertical", "horizontal"] = "vertical"):
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self._orientation = orientation
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# dimensions independent of scaling
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self._desired_width = width # _desired_width and _desired_height, represent desired size set by width and height
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self._desired_height = height
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self._parent_frame = CTkFrame(master=master, width=0, height=0, corner_radius=corner_radius,
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border_width=border_width, bg_color=bg_color, fg_color=fg_color, border_color=border_color)
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self._parent_canvas = tkinter.Canvas(master=self._parent_frame, highlightthickness=0)
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self._set_scroll_increments()
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if self._orientation == "horizontal":
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self._scrollbar = CTkScrollbar(master=self._parent_frame, orientation="horizontal", command=self._parent_canvas.xview,
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fg_color=scrollbar_fg_color, button_color=scrollbar_button_color, button_hover_color=scrollbar_button_hover_color)
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self._parent_canvas.configure(xscrollcommand=self._scrollbar.set)
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elif self._orientation == "vertical":
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self._scrollbar = CTkScrollbar(master=self._parent_frame, orientation="vertical", command=self._parent_canvas.yview,
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fg_color=scrollbar_fg_color, button_color=scrollbar_button_color, button_hover_color=scrollbar_button_hover_color)
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self._parent_canvas.configure(yscrollcommand=self._scrollbar.set)
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self._label_text = label_text
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self._label = CTkLabel(self._parent_frame, text=label_text, anchor=label_anchor, font=label_font,
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corner_radius=self._parent_frame.cget("corner_radius"), text_color=label_text_color,
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fg_color=ThemeManager.theme["CTkScrollableFrame"]["label_fg_color"] if label_fg_color is None else label_fg_color)
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tkinter.Frame.__init__(self, master=self._parent_canvas, highlightthickness=0)
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CTkAppearanceModeBaseClass.__init__(self)
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CTkScalingBaseClass.__init__(self, scaling_type="widget")
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self._create_grid()
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self._parent_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.bind("<Configure>", lambda e: self._parent_canvas.configure(scrollregion=self._parent_canvas.bbox("all")))
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self._parent_canvas.bind("<Configure>", self._fit_frame_dimensions_to_canvas)
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self.bind_all("<MouseWheel>", self._mouse_wheel_all, add="+")
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self.bind_all("<KeyPress-Shift_L>", self._keyboard_shift_press_all, add="+")
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self.bind_all("<KeyPress-Shift_R>", self._keyboard_shift_press_all, add="+")
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self.bind_all("<KeyRelease-Shift_L>", self._keyboard_shift_release_all, add="+")
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self.bind_all("<KeyRelease-Shift_R>", self._keyboard_shift_release_all, add="+")
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self._create_window_id = self._parent_canvas.create_window(0, 0, window=self, anchor="nw")
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if self._parent_frame.cget("fg_color") == "transparent":
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tkinter.Frame.configure(self, bg=self._apply_appearance_mode(self._parent_frame.cget("bg_color")))
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self._parent_canvas.configure(bg=self._apply_appearance_mode(self._parent_frame.cget("bg_color")))
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else:
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tkinter.Frame.configure(self, bg=self._apply_appearance_mode(self._parent_frame.cget("fg_color")))
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self._parent_canvas.configure(bg=self._apply_appearance_mode(self._parent_frame.cget("fg_color")))
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self._shift_pressed = False
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def destroy(self):
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tkinter.Frame.destroy(self)
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CTkAppearanceModeBaseClass.destroy(self)
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CTkScalingBaseClass.destroy(self)
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def _create_grid(self):
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border_spacing = self._apply_widget_scaling(self._parent_frame.cget("corner_radius") + self._parent_frame.cget("border_width"))
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if self._orientation == "horizontal":
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self._parent_frame.grid_columnconfigure(0, weight=1)
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self._parent_frame.grid_rowconfigure(1, weight=1)
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self._parent_canvas.grid(row=1, column=0, sticky="nsew", padx=border_spacing, pady=(border_spacing, 0))
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self._scrollbar.grid(row=2, column=0, sticky="nsew", padx=border_spacing)
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if self._label_text is not None and self._label_text != "":
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self._label.grid(row=0, column=0, sticky="ew", padx=border_spacing, pady=border_spacing)
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else:
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self._label.grid_forget()
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elif self._orientation == "vertical":
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self._parent_frame.grid_columnconfigure(0, weight=1)
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self._parent_frame.grid_rowconfigure(1, weight=1)
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self._parent_canvas.grid(row=1, column=0, sticky="nsew", padx=(border_spacing, 0), pady=border_spacing)
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self._scrollbar.grid(row=1, column=1, sticky="nsew", pady=border_spacing)
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if self._label_text is not None and self._label_text != "":
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self._label.grid(row=0, column=0, columnspan=2, sticky="ew", padx=border_spacing, pady=border_spacing)
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else:
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self._label.grid_forget()
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def _set_appearance_mode(self, mode_string):
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super()._set_appearance_mode(mode_string)
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if self._parent_frame.cget("fg_color") == "transparent":
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tkinter.Frame.configure(self, bg=self._apply_appearance_mode(self._parent_frame.cget("bg_color")))
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self._parent_canvas.configure(bg=self._apply_appearance_mode(self._parent_frame.cget("bg_color")))
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else:
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tkinter.Frame.configure(self, bg=self._apply_appearance_mode(self._parent_frame.cget("fg_color")))
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self._parent_canvas.configure(bg=self._apply_appearance_mode(self._parent_frame.cget("fg_color")))
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def _set_scaling(self, new_widget_scaling, new_window_scaling):
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super()._set_scaling(new_widget_scaling, new_window_scaling)
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self._parent_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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def _set_dimensions(self, width=None, height=None):
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if width is not None:
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self._desired_width = width
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if height is not None:
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self._desired_height = height
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self._parent_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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def configure(self, **kwargs):
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if "width" in kwargs:
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self._set_dimensions(width=kwargs.pop("width"))
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if "height" in kwargs:
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self._set_dimensions(height=kwargs.pop("height"))
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if "corner_radius" in kwargs:
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new_corner_radius = kwargs.pop("corner_radius")
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self._parent_frame.configure(corner_radius=new_corner_radius)
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if self._label is not None:
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self._label.configure(corner_radius=new_corner_radius)
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self._create_grid()
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if "border_width" in kwargs:
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self._parent_frame.configure(border_width=kwargs.pop("border_width"))
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self._create_grid()
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if "fg_color" in kwargs:
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self._parent_frame.configure(fg_color=kwargs.pop("fg_color"))
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if self._parent_frame.cget("fg_color") == "transparent":
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tkinter.Frame.configure(self, bg=self._apply_appearance_mode(self._parent_frame.cget("bg_color")))
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self._parent_canvas.configure(bg=self._apply_appearance_mode(self._parent_frame.cget("bg_color")))
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else:
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tkinter.Frame.configure(self, bg=self._apply_appearance_mode(self._parent_frame.cget("fg_color")))
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self._parent_canvas.configure(bg=self._apply_appearance_mode(self._parent_frame.cget("fg_color")))
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for child in self.winfo_children():
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if isinstance(child, CTkBaseClass):
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child.configure(bg_color=self._parent_frame.cget("fg_color"))
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if "scrollbar_fg_color" in kwargs:
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self._scrollbar.configure(fg_color=kwargs.pop("scrollbar_fg_color"))
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if "scrollbar_button_color" in kwargs:
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self._scrollbar.configure(fg_color=kwargs.pop("scrollbar_button_color"))
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if "scrollbar_button_hover_color" in kwargs:
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self._scrollbar.configure(fg_color=kwargs.pop("scrollbar_button_hover_color"))
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if "label_text" in kwargs:
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self._label_text = kwargs.pop("label_text")
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self._label.configure(text=self._label_text)
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self._create_grid()
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if "label_font" in kwargs:
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self._label.configure(font=kwargs.pop("label_font"))
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if "label_text_color" in kwargs:
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self._label.configure(text_color=kwargs.pop("label_text_color"))
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if "label_fg_color" in kwargs:
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self._label.configure(fg_color=kwargs.pop("label_fg_color"))
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if "label_anchor" in kwargs:
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self._label.configure(anchor=kwargs.pop("label_anchor"))
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self._parent_frame.configure(**kwargs)
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def cget(self, attribute_name: str):
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if attribute_name == "width":
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return self._desired_width
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elif attribute_name == "height":
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return self._desired_height
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elif attribute_name == "label_text":
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return self._label_text
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elif attribute_name == "label_font":
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return self._label.cget("font")
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elif attribute_name == "label_text_color":
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return self._label.cget("_text_color")
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elif attribute_name == "label_fg_color":
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return self._label.cget("fg_color")
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elif attribute_name == "label_anchor":
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return self._label.cget("anchor")
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elif attribute_name.startswith("scrollbar_fg_color"):
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return self._scrollbar.cget("fg_color")
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elif attribute_name.startswith("scrollbar_button_color"):
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return self._scrollbar.cget("button_color")
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elif attribute_name.startswith("scrollbar_button_hover_color"):
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return self._scrollbar.cget("button_hover_color")
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else:
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return self._parent_frame.cget(attribute_name)
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def _fit_frame_dimensions_to_canvas(self, event):
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if self._orientation == "horizontal":
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self._parent_canvas.itemconfigure(self._create_window_id, height=self._parent_canvas.winfo_height())
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elif self._orientation == "vertical":
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self._parent_canvas.itemconfigure(self._create_window_id, width=self._parent_canvas.winfo_width())
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def _set_scroll_increments(self):
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if sys.platform.startswith("win"):
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self._parent_canvas.configure(xscrollincrement=1, yscrollincrement=1)
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elif sys.platform == "darwin":
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self._parent_canvas.configure(xscrollincrement=4, yscrollincrement=8)
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def _mouse_wheel_all(self, event):
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if self.check_if_master_is_canvas(event.widget):
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if sys.platform.startswith("win"):
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if self._shift_pressed:
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if self._parent_canvas.xview() != (0.0, 1.0):
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self._parent_canvas.xview("scroll", -int(event.delta / 6), "units")
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else:
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if self._parent_canvas.yview() != (0.0, 1.0):
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self._parent_canvas.yview("scroll", -int(event.delta / 6), "units")
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elif sys.platform == "darwin":
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if self._shift_pressed:
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if self._parent_canvas.xview() != (0.0, 1.0):
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self._parent_canvas.xview("scroll", -event.delta, "units")
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else:
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if self._parent_canvas.yview() != (0.0, 1.0):
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self._parent_canvas.yview("scroll", -event.delta, "units")
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else:
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if self._shift_pressed:
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if self._parent_canvas.xview() != (0.0, 1.0):
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self._parent_canvas.xview("scroll", -event.delta, "units")
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else:
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if self._parent_canvas.yview() != (0.0, 1.0):
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self._parent_canvas.yview("scroll", -event.delta, "units")
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def _keyboard_shift_press_all(self, event):
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self._shift_pressed = True
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def _keyboard_shift_release_all(self, event):
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self._shift_pressed = False
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def check_if_master_is_canvas(self, widget):
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if widget == self._parent_canvas:
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return True
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elif widget.master is not None:
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return self.check_if_master_is_canvas(widget.master)
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else:
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return False
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def pack(self, **kwargs):
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self._parent_frame.pack(**kwargs)
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def place(self, **kwargs):
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self._parent_frame.place(**kwargs)
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def grid(self, **kwargs):
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self._parent_frame.grid(**kwargs)
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def pack_forget(self):
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self._parent_frame.pack_forget()
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def place_forget(self, **kwargs):
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self._parent_frame.place_forget()
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def grid_forget(self, **kwargs):
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self._parent_frame.grid_forget()
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def grid_remove(self, **kwargs):
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self._parent_frame.grid_remove()
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def grid_propagate(self, **kwargs):
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self._parent_frame.grid_propagate()
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def grid_info(self, **kwargs):
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return self._parent_frame.grid_info()
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def lift(self, aboveThis=None):
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self._parent_frame.lift(aboveThis)
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def lower(self, belowThis=None):
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self._parent_frame.lower(belowThis)
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