moved base functionality of widgets to widget_base_class.py

customtkinter/widgets/ctk_label.py

@@ -0,0 +1,116 @@
+import tkinter
+
+from .ctk_canvas import CTkCanvas
+from ..customtkinter_theme_manager import CTkThemeManager
+from ..customtkinter_settings import CTkSettings
+from ..customtkinter_draw_engine import CTkDrawEngine
+from .widget_base_class import CTkBaseClass
+
+
+class CTkLabel(CTkBaseClass):
+    def __init__(self, *args,
+                 bg_color=None,
+                 fg_color="default_theme",
+                 text_color="default_theme",
+                 corner_radius="default_theme",
+                 width=120,
+                 height=25,
+                 text="CTkLabel",
+                 text_font="default_theme",
+                 **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["master"])
+            del kwargs["master"]
+        else:
+            super().__init__(*args, bg_color=bg_color, width=width, height=height)
+
+        # color
+        self.fg_color = CTkThemeManager.theme["color"]["label"] if fg_color == "default_theme" else fg_color
+        if self.fg_color is None:
+            self.fg_color = self.bg_color
+        self.text_color = CTkThemeManager.theme["color"]["text"] if text_color == "default_theme" else text_color
+
+        # shape
+        self.corner_radius = CTkThemeManager.theme["shape"]["label_corner_radius"] if corner_radius == "default_theme" else corner_radius
+
+        # text
+        self.text = text
+        self.text_font = (CTkThemeManager.theme["text"]["font"], CTkThemeManager.theme["text"]["size"]) if text_font == "default_theme" else text_font
+
+        # configure grid system (1x1)
+        self.grid_rowconfigure(0, weight=1)
+        self.grid_columnconfigure(0, weight=1)
+
+        self.canvas = CTkCanvas(master=self,
+                                highlightthickness=0,
+                                width=self.width,
+                                height=self.height)
+        self.canvas.grid(row=0, column=0, sticky="nswe")
+        self.draw_engine = CTkDrawEngine(self.canvas, CTkSettings.preferred_drawing_method)
+
+        self.text_label = tkinter.Label(master=self,
+                                        highlightthickness=0,
+                                        bd=0,
+                                        text=self.text,
+                                        font=self.text_font,
+                                        **kwargs)
+        self.text_label.grid(row=0, column=0, padx=self.corner_radius)
+
+        self.bind('<Configure>', self.update_dimensions)
+        self.draw()
+
+    def draw(self, no_color_updates=False):
+        requires_recoloring = self.draw_engine.draw_rounded_rect_with_border(self.width, self.height, self.corner_radius, 0)
+
+        self.canvas.configure(bg=CTkThemeManager.single_color(self.bg_color, self.appearance_mode))
+
+        if CTkThemeManager.single_color(self.fg_color, self.appearance_mode) is not None:
+            self.canvas.itemconfig("inner_parts",
+                                   fill=CTkThemeManager.single_color(self.fg_color, self.appearance_mode),
+                                   outline=CTkThemeManager.single_color(self.fg_color, self.appearance_mode))
+
+            self.text_label.configure(fg=CTkThemeManager.single_color(self.text_color, self.appearance_mode),
+                                      bg=CTkThemeManager.single_color(self.fg_color, self.appearance_mode))
+        else:
+            self.canvas.itemconfig("inner_parts",
+                                   fill=CTkThemeManager.single_color(self.bg_color, self.appearance_mode),
+                                   outline=CTkThemeManager.single_color(self.bg_color, self.appearance_mode))
+
+            self.text_label.configure(fg=CTkThemeManager.single_color(self.text_color, self.appearance_mode),
+                                      bg=CTkThemeManager.single_color(self.bg_color, self.appearance_mode))
+
+    def configure(self, *args, **kwargs):
+        require_redraw = False  # some attribute changes require a call of self.draw() at the end
+
+        if "text" in kwargs:
+            self.set_text(kwargs["text"])
+            del kwargs["text"]
+
+        if "fg_color" in kwargs:
+            self.fg_color = kwargs["fg_color"]
+            require_redraw = True
+            del kwargs["fg_color"]
+
+        if "bg_color" in kwargs:
+            if kwargs["bg_color"] is None:
+                self.bg_color = self.detect_color_of_master()
+            else:
+                self.bg_color = kwargs["bg_color"]
+            require_redraw = True
+            del kwargs["bg_color"]
+
+        if "text_color" in kwargs:
+            self.text_color = kwargs["text_color"]
+            require_redraw = True
+            del kwargs["text_color"]
+
+        self.text_label.configure(*args, **kwargs)
+
+        if require_redraw:
+            self.draw()
+
+    def set_text(self, text):
+        self.text = text
+        self.text_label.configure(text=self.text, width=len(self.text))