Update

2023/scripts/animation_tools/ik_fk_switcher.py

@@ -14,7 +14,7 @@ import maya.cmds as cmds
 import maya.mel as mel
 import maya.OpenMaya as om
 #from math import isclose
-# from sys import exit  # 已移除，避免 SystemExit 错误
+# from sys import exit  # Removed to avoid SystemExit error
 
 ##################################################################################################################################################################################################################
 
@@ -71,8 +71,10 @@ def documentation():
 def assist_message(message, time, to_exit=True): # ---------- DONE
     #POPS UP A MESSAGE ON THE USER'S SCREEN TO INFORM THEM OF SOMETHING
     cmds.inViewMessage(amg="<hl>" + message + "<hl>", pos='midCenter', fade=True, fst=time, ck=True)
+    # Also display warning in Script Editor
+    cmds.warning(message)
     if to_exit:
-        return  # 不使用 exit()，避免 SystemExit 错误
+        return  # Do not use exit() to avoid SystemExit error
 
 def get_constraint_attribute(constraint_type):
     #SETS A KEY ON THE START AND END OF THE TIMELINE, SO THAT WE ENSURE THERE'S A BLEND NODE ALL THE TIME. IF THERE'S NO KEY BEFORE ADDING THE SETUP, THE SCRIPT WON'T APPLY A SWITCH ON THE BLEND NODE
@@ -736,9 +738,9 @@ def delete_setup():
     try:
         _delete_setup_impl()
     except Exception as e:
-        # 捕获所有错误，避免 SystemExit
+        # Catch all errors to avoid SystemExit
         if "SystemExit" not in str(type(e)):
-            cmds.warning("Delete setup failed: " + str(e))  # ✓ 使用字符串拼接
+            cmds.warning("Delete setup failed: " + str(e))  # Using string concatenation for Python 2.7 compatibility
 
 def _delete_setup_impl():
     clear_keys = cmds.checkBoxGrp("remove_unnecessary_keys", q=True, v1=True)
@@ -851,7 +853,7 @@ import maya.cmds as cmds
 import maya.mel as mel
 import maya.OpenMaya as om
 
-# from sys import exit  # 已移除，避免 SystemExit 错误
+# from sys import exit  # Removed to avoid SystemExit error
 
 bake_interval = """ + str(cmds.intFieldGrp("BakeInterval_IntField", q=True, v1=True)) + """
 apply_key_reducer = """ + str(cmds.checkBoxGrp("ApplyKeyReducer_CheckBox", q=True, v1=True)) + """
@@ -912,9 +914,10 @@ def set_form_layout_coordinates(form_layout, name, top_coordinates, left_coordin
 def assist_message(message, time, to_exit=True): # ---------- DONE
     #POPS UP A MESSAGE ON THE USER'S SCREEN TO INFORM THEM OF SOMETHING
     cmds.inViewMessage(amg="<hl>" + message + "<hl>", pos='midCenter', fade=True, fst=time, ck=True)
-    # 不再使用 exit()，因为它会在 Maya 中产生 SystemExit 错误
-    # 调用者应该检查返回值并决定是否继续执行
-    return not to_exit  # 返回 False 表示应该停止，True 表示可以继续
+    # Also display warning in Script Editor
+    cmds.warning(message)
+    if to_exit:
+        return  # Do not use exit() to avoid SystemExit error
 
 def get_constraint_attribute(constraint_type):
     #SETS A KEY ON THE START AND END OF THE TIMELINE, SO THAT WE ENSURE THERE'S A BLEND NODE ALL THE TIME. IF THERE'S NO KEY BEFORE ADDING THE SETUP, THE SCRIPT WON'T APPLY A SWITCH ON THE BLEND NODE
@@ -1127,6 +1130,7 @@ def get_original_fk_controls(): # ---------- DONE
     fk_ctrls = cmds.ls(sl=True)
     if len(fk_ctrls) != 3:
         assist_message("Incorrect number of controls selected. To apply an IK setup, you need to select 3 FK controls, in order of parent to child.", 4000)
+        return None
     cmds.select(cl=True)
     return fk_ctrls
 
@@ -1338,6 +1342,7 @@ def get_original_ik_controls():
     ik_ctrls = cmds.ls(sl=True)
     if len(ik_ctrls) != 2:
         assist_message("Incorrect number of controls selected. To apply an FK setup, you need to select the Pole Vector first and then the IK Control, in order.", 4000)
+        return None
     cmds.select(cl=True)
     return ik_ctrls
 
@@ -1668,7 +1673,7 @@ def extraOptions():
     cmds.showWindow("Extra_Options")
 
 
-# 导出主要函数，使其可以从外部调用
+# Export main functions for external use
 __all__ = [
     'fk_to_ik',
     'ik_to_fk',
@@ -1676,14 +1681,15 @@ __all__ = [
     'documentation',
     'extraOptions',
     'user_interface',
+    'show',
 ]
 
 
 def show():
     """
-    便捷函数：启动 IK/FK Switcher UI
+    Convenience function: Launch IK/FK Switcher UI
     
-    使用方法:
+    Usage:
         import animation_tools.ik_fk_switcher as ikfk
         ikfk.show()
     """