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comparison light8/uihelpers.py @ 95:d5deeed83228
FancyDoubleVar is a DoubleVar where you can temporarily disable the callbacks
FancyDoubleVar is a DoubleVar where you can temporarily disable the callbacks
(at least the ones you made in python)
| author | drewp |
|---|---|
| date | Sat, 13 Jul 2002 03:27:19 +0000 |
| parents | d34a4956417a |
| children | 139d6ed2fbaa |
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| 94:29a8b23d8db5 | 95:d5deeed83228 |
|---|---|
| 151 self.config(bg=self.downcolor,relief='sunken') | 151 self.config(bg=self.downcolor,relief='sunken') |
| 152 else: # unset | 152 else: # unset |
| 153 self.config(bg=self._origbkg,relief='raised') | 153 self.config(bg=self._origbkg,relief='raised') |
| 154 return "break" | 154 return "break" |
| 155 | 155 |
| 156 | |
| 157 class FancyDoubleVar(DoubleVar): | |
| 158 def __init__(self,master=None): | |
| 159 DoubleVar.__init__(self,master) | |
| 160 self.callbacklist = {} | |
| 161 def trace_variable(self,mode,callback): | |
| 162 | |
| 163 # we build a list of the trace callbacks (the py functrions and the tcl functionnames) | |
| 164 id=DoubleVar.trace_variable(self,mode,callback) | |
| 165 | |
| 166 self.callbacklist[id]= [mode,callback] | |
| 167 | |
| 168 return id | |
| 169 | |
| 170 def disable_traces(self): | |
| 171 for k,v in self.callbacklist.items(): | |
| 172 self.trace_vdelete(v[0],k) | |
| 173 def recreate_traces(self): | |
| 174 for k,v in self.callbacklist.items(): | |
| 175 self.trace_variable(v[0],v[1]) | |
| 176 | |
| 156 if __name__=='__main__': | 177 if __name__=='__main__': |
| 157 root=Tk() | 178 root=Tk() |
| 158 root.tk_focusFollowsMouse() | 179 root.tk_focusFollowsMouse() |
| 159 iv=IntVar() | 180 iv=IntVar() |
| 160 def cb(): | 181 def cb(): |