add dependency step, add service step

python/ri_tk.py

@@ -210,6 +210,9 @@ class SoftwarePackageWindow():
         if self.selection.get() == 'all':
             for ck in self.opt_chks:
                 ck.configure(state='disable')
+        else:
+            for ck in self.opt_chks:
+                ck.configure(state='normal')
             
 
     def ok(self):
@@ -218,10 +221,16 @@ class SoftwarePackageWindow():
         for i in range(len(self.group.optional)):
             # install field, yes or no
             self.group.optional[i][1] = self.opt_vars[i].get()
+        # clear variables and check buttons
+        self.opt_vars = []
+        self.opt_chks = []
         self.win.destroy()
 
     def cancel(self):
         ''' callback function for button cancel '''
+        # clear variables and check buttons
+        self.opt_vars = []
+        self.opt_chks = []
         self.win.destroy()
 
     def show(self):