finished scrollable frame, added example and test for scrollable frame

test/manual_integration_tests/test_scrollable_frame.py

@@ -0,0 +1,37 @@
+import customtkinter
+
+
+app = customtkinter.CTk()
+app.grid_columnconfigure(2, weight=1)
+app.grid_rowconfigure(1, weight=1)
+
+toplevel = customtkinter.CTkToplevel()
+switch = customtkinter.CTkSwitch(toplevel, text="Mode", command=lambda: customtkinter.set_appearance_mode("dark" if switch.get() == 1 else "light"))
+switch.grid(row=0, column=0, padx=50, pady=50)
+
+frame_1 = customtkinter.CTkScrollableFrame(app, orientation="vertical", label_text="should not appear", fg_color="transparent")
+frame_1.grid(row=0, column=0, padx=20, pady=20)
+frame_1.configure(label_text=None)
+
+frame_2 = customtkinter.CTkScrollableFrame(app, orientation="vertical", label_text="CTkScrollableFrame")
+frame_2.grid(row=1, column=0, padx=20, pady=20)
+
+frame_3 = customtkinter.CTkScrollableFrame(app, orientation="horizontal")
+frame_3.grid(row=0, column=1, padx=20, pady=20)
+
+frame_4 = customtkinter.CTkScrollableFrame(app, orientation="horizontal", label_fg_color="transparent")
+frame_4.grid(row=1, column=1, padx=20, pady=20)
+frame_4.configure(label_text="CTkScrollableFrame")
+
+frame_5 = customtkinter.CTkScrollableFrame(app, orientation="vertical", label_text="CTkScrollableFrame", corner_radius=0)
+frame_5.grid(row=0, column=2, rowspan=2, sticky="nsew")
+
+for i in range(100):
+    customtkinter.CTkCheckBox(frame_1).grid(row=i, padx=10, pady=10)
+    customtkinter.CTkCheckBox(frame_2).grid(row=i, padx=10, pady=10)
+    customtkinter.CTkCheckBox(frame_3).grid(row=0, column=i, padx=10, pady=10)
+    customtkinter.CTkCheckBox(frame_4).grid(row=0, column=i, padx=10, pady=10)
+    customtkinter.CTkCheckBox(frame_5).grid(row=i, padx=10, pady=10)
+
+
+app.mainloop()