fixed TomSchimansky#925

customtkinter/windows/widgets/ctk_button.py

@@ -107,13 +107,31 @@ def __init__(self,
 
     def _create_bindings(self, sequence: Optional[str] = None):
         """ set necessary bindings for functionality of widget, will overwrite other bindings """
+
         if sequence is None or sequence == "<Enter>":
             self._canvas.bind("<Enter>", self._on_enter)
+
+            if self._text_label is not None:
+                self._text_label.bind("<Enter>", self._on_enter)
+            if self._image_label is not None:
+                self._image_label.bind("<Enter>", self._on_enter)
+
         if sequence is None or sequence == "<Leave>":
             self._canvas.bind("<Leave>", self._on_leave)
+
+            if self._text_label is not None:
+                self._text_label.bind("<Leave>", self._on_leave)
+            if self._image_label is not None:
+                self._image_label.bind("<Leave>", self._on_leave)
+
         if sequence is None or sequence == "<Button-1>":
             self._canvas.bind("<Button-1>", self._clicked)
 
+            if self._text_label is not None:
+                self._text_label.bind("<Button-1>", self._clicked)
+            if self._image_label is not None:
+                self._image_label.bind("<Button-1>", self._clicked)
+
     def _set_scaling(self, *args, **kwargs):
         super()._set_scaling(*args, **kwargs)
 
@@ -541,15 +559,24 @@ def bind(self, sequence: str = None, command: Callable = None, add: Union[str, b
         if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
-        self._text_label.bind(sequence, command, add=True)
+
+        if self._text_label is not None:
+            self._text_label.bind(sequence, command, add=True)
+        if self._image_label is not None:
+            self._image_label.bind(sequence, command, add=True)
 
     def unbind(self, sequence: str = None, funcid: str = None):
         """ called on the tkinter.Label and tkinter.Canvas """
         if funcid is not None:
             raise ValueError("'funcid' argument can only be None, because there is a bug in" +
                              " tkinter and its not clear whether the internal callbacks will be unbinded or not")
         self._canvas.unbind(sequence, None)
-        self._text_label.unbind(sequence, None)
+
+        if self._text_label is not None:
+            self._text_label.unbind(sequence, None)
+        if self._image_label is not None:
+            self._image_label.unbind(sequence, None)
+
         self._create_bindings(sequence=sequence)  # restore internal callbacks for sequence
 
     def focus(self):