Add value argument to command callback (non-breaking improvement)

tkdial/imageknob.py

@@ -105,7 +105,13 @@ def __init__(self,
             super().bind('<MouseWheel>', self.scroll_command)
             super().bind("<Button-4>", lambda e: self.scroll_command(-1))
             super().bind("<Button-5>", lambda e: self.scroll_command(1))
-
+
+        if self.command is not None:
+            try:
+                self.command(self.value)
+            except TypeError:
+                self.command()
+
     def draw(self):
         while True:
             tkimage = ImageTk.PhotoImage(self.image.rotate(self.angle))
@@ -199,7 +205,10 @@ def set(self, value):
             self.itemconfig(tagOrId='text', text=self.text+str(value), fill=self.text_color)
 
         if self.command is not None:
-            self.command()
+            try:
+                self.command(self.value)
+            except TypeError:
+                self.command()
 
     def get(self):
         """

tkdial/jogwheel.py

@@ -303,8 +303,10 @@ def set(self, value):
         if self.text:
             self.itemconfig(tagOrId='text', text=self.text+str(value), fill=self.text_color)
 
-        if self.previous_angle!=0:
-            if self.command is not None:
+        if self.command is not None:
+            try:
+                self.command(self.value)
+            except TypeError:
                 self.command()
 
     def get(self):

tkdial/meter.py

@@ -282,8 +282,10 @@ def set(self, value):
         if self.text:
             self.itemconfig(tagOrId='text', text=str(value)+self.text, fill=self.text_color)
 
-        if self.previous_angle!=0:
-            if self.command is not None:
+        if self.command is not None:
+            try:
+                self.command(self.value)
+            except TypeError:
                 self.command()
 
     def get(self):

tkdial/scrollknob.py

@@ -122,7 +122,13 @@ def __init__(self,
             self.bind('<MouseWheel>', self.scroll_command)
             self.bind("<Button-4>", lambda e: self.scroll_command(-1))
             self.bind("<Button-5>", lambda e: self.scroll_command(1))
-
+
+        if self.command is not None:
+            try:
+                self.command(self.value)
+            except TypeError:
+                self.command()
+
     def scroll_command(self, event):
         """
         This function is used to change the value of the knob with mouse scroll
@@ -150,7 +156,10 @@ def scroll_command(self, event):
         self.set_text()
 
         if self.command is not None:
-            self.command()
+            try:
+                self.command(self.value)
+            except TypeError:
+                self.command()
 
     def set_text(self):
         """

tkdial/tkdial.py

@@ -152,7 +152,13 @@ def __init__(
             super().bind('<MouseWheel>', self.scroll_command)
             super().bind("<Button-4>", lambda e: self.scroll_command(-1))
             super().bind("<Button-5>", lambda e: self.scroll_command(1))
-
+
+        if self.__command is not None:
+            try:
+                self.__command(self.value)
+            except TypeError:
+                self.__command()
+
     def scroll_command(self, event):
         """
         This function is used to change the value of the dial with mouse scroll
@@ -396,7 +402,10 @@ def __rotate_needle(self, event, angle=None) -> None:
                     text=f"{self.__text_title}{int(self.value)}"
                 )
         if self.__command is not None:
-            self.__command()
+            try:
+                self.__command(self.value)
+            except TypeError:
+                self.__command()
 
     def __create_text(self) -> None:
         """