fixed scrollable frame mouse wheel on linux #1356

customtkinter/__init__.py

@@ -1,4 +1,4 @@
-__version__ = "5.1.2"
+__version__ = "5.1.1"
 
 import os
 import sys

customtkinter/assets/themes/dark-blue.json

@@ -127,9 +127,6 @@
     "scrollbar_button_color": ["gray55", "gray41"],
     "scrollbar_button_hover_color": ["gray40", "gray53"]
   },
-  "CTkScrollableFrame": {
-    "label_fg_color": ["gray80", "gray21"]
-  },
   "DropdownMenu": {
     "fg_color": ["gray90", "gray20"],
     "hover_color": ["gray75", "gray28"],

customtkinter/assets/themes/green.json

@@ -127,9 +127,6 @@
     "scrollbar_button_color": ["gray55", "gray41"],
     "scrollbar_button_hover_color": ["gray40", "gray53"]
   },
-  "CTkScrollableFrame": {
-    "label_fg_color": ["gray78", "gray23"]
-  },
   "DropdownMenu": {
     "fg_color": ["gray90", "gray20"],
     "hover_color": ["gray75", "gray28"],

customtkinter/windows/widgets/ctk_scrollable_frame.py

@@ -74,7 +74,13 @@ class CTkScrollableFrame(tkinter.Frame, CTkAppearanceModeBaseClass, CTkScalingBa
 
         self.bind("<Configure>", lambda e: self._parent_canvas.configure(scrollregion=self._parent_canvas.bbox("all")))
         self._parent_canvas.bind("<Configure>", self._fit_frame_dimensions_to_canvas)
+
+        if "linux" in sys.platform:
+            self.bind_all("<Button-4>", self._mouse_wheel_all, add="+")
+            self.bind_all("<Button-5>", self._mouse_wheel_all, add="+")
+        else:
             self.bind_all("<MouseWheel>", self._mouse_wheel_all, add="+")
+
         self.bind_all("<KeyPress-Shift_L>", self._keyboard_shift_press_all, add="+")
         self.bind_all("<KeyPress-Shift_R>", self._keyboard_shift_press_all, add="+")
         self.bind_all("<KeyRelease-Shift_L>", self._keyboard_shift_release_all, add="+")
@@ -243,6 +249,8 @@ class CTkScrollableFrame(tkinter.Frame, CTkAppearanceModeBaseClass, CTkScalingBa
             self._parent_canvas.configure(xscrollincrement=1, yscrollincrement=1)
         elif sys.platform == "darwin":
             self._parent_canvas.configure(xscrollincrement=4, yscrollincrement=8)
+        else:
+            self._parent_canvas.configure(xscrollincrement=30, yscrollincrement=30)
 
     def _mouse_wheel_all(self, event):
         if self.check_if_master_is_canvas(event.widget):
@@ -263,10 +271,11 @@ class CTkScrollableFrame(tkinter.Frame, CTkAppearanceModeBaseClass, CTkScalingBa
             else:
                 if self._shift_pressed:
                     if self._parent_canvas.xview() != (0.0, 1.0):
-                        self._parent_canvas.xview("scroll", -event.delta, "units")
+                        self._parent_canvas.xview_scroll(-1 if event.num == 4 else 1, "units")
                 else:
                     if self._parent_canvas.yview() != (0.0, 1.0):
-                        self._parent_canvas.yview("scroll", -event.delta, "units")
+                        self._parent_canvas.yview_scroll(-1 if event.num == 4 else 1, "units")
+
 
     def _keyboard_shift_press_all(self, event):
         self._shift_pressed = True

pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 github_url = "https://github.com/TomSchimansky/CustomTkinter"
 
 [tool.tbump.version]
-current = "5.1.2"
+current = "5.1.1"
 
 # Example of a semver regexp.
 # Make sure this matches current_version before

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = customtkinter
-version = 5.1.2
+version = 5.1.1
 description = Create modern looking GUIs with Python
 long_description = A modern and customizable python UI-library based on Tkinter: https://github.com/TomSchimansky/CustomTkinter
 long_description_content_type = text/markdown

test/manual_integration_tests/test_scrollable_frame.py

@@ -1,7 +1,5 @@
 import customtkinter
 
-customtkinter.set_default_color_theme("dark-blue")
-
 
 app = customtkinter.CTk()
 app.grid_columnconfigure(2, weight=1)
@@ -28,7 +26,7 @@ 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):
+for i in range(20):
     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)