dynamic option menu widget.

1 files changed, 34 insertions, 0 deletions

diff --git a/Lib/idlelib/dynOptionMenuWidget.py b/Lib/idlelib/dynOptionMenuWidget.py
new file mode 100644
index 0000000..48a0886
--- /dev/null
+++ b/Lib/idlelib/dynOptionMenuWidget.py
@@ -0,0 +1,34 @@
+##---------------------------------------------------------------------------##
+##
+## idle - tkinter OptionMenu widget modified to allow dynamic
+##        reconfiguration of menu. 
+## elguavas
+## 
+##---------------------------------------------------------------------------##
+"""
+OptionMenu widget modified to allow dynamic menu reconfiguration
+"""
+from Tkinter import OptionMenu
+from Tkinter import _setit
+
+class DynOptionMenu(OptionMenu):
+    """
+    OptionMenu widget that allows dynamic menu reconfiguration
+    """
+    def __init__(self, master, variable, value, *values, **kwargs):
+        OptionMenu.__init__(self, master, variable, value, *values, **kwargs)
+        #self.menu=self['menu']
+        self.variable=variable
+        self.command=kwargs.get('command')
+    
+    def SetMenu(self,valueList,value):
+        """
+        clear and reload the menu with a new set of options.
+        valueList - list of new options
+        value - initial value to set the optionmenu's menubutton to 
+        """
+        self['menu'].delete(0,'end')
+        for item in valueList:
+            self['menu'].add_command(label=item,
+                    command=_setit(self.variable,item,self.command))
+        self.variable.set(value)