light9 Changeset - a4d000f759b4

Changeset - a4d000f759b4

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drewp - 22 years ago 2002-07-09 07:35:57

new event handling utils

1 file changed with 21 insertions and 0 deletions:

light8/uihelpers.py

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light8/uihelpers.py

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@@ @@ -12,48 +12,69 @@ def make_frame(parent): @@
 def bindkeys(root,key, func):
     root.bind(key, func)
     for w in root.winfo_children():
         w.bind(key, func)
 def toplevelat(x,y,w=None,h=None):
     tl = Toplevel()
     if w and h:
         tl.wm_geometry("%dx%d+%d+%d" % (w,h,x,y))
     else:
         tl.wm_geometry("+%d+%d" % (x,y))
     return tl
 def toggle_slider(s):
     if s.get() == 0:
         s.set(100)
     else:
         s.set(0)
 # for lambda callbacks
 def printout(t):
     print t
 def printevent(ev):
     for k in dir(ev):
         if not k.startswith('__'):
             print k,getattr(ev,k)
     print ""
 def eventtoparent(ev,sequence):
     "passes an event to the parent"
     evdict={}
     for x in ['state', 'time', 'y', 'x', 'serial']:
         evdict[x]=getattr(ev,x)
 #    evdict['button']=ev.num
     par=ev.widget.winfo_parent()
     if par!=".":
         ev.widget.nametowidget(par).event_generate(sequence,**evdict)
     #else the event made it all the way to the top, unhandled
 def scrollscrolledwindow(widget,amount):
     print "scroll",widget,amount
 def colorlabel(label):
     """color a label based on its own text"""
     txt=label['text'] or "0"
     lev=float(txt)/100
     low=(80,80,180)
     high=(255,55,050)
     out = [int(l+lev*(h-l)) for h,l in zip(high,low)]
     col="#%02X%02X%02X" % tuple(out)
     label.config(bg=col)
 # TODO: get everyone to use this
 def colorfade(low, high, percent):
     '''not foolproof.  make sure 0 < percent < 1'''
     out = [int(l+percent*(h-l)) for h,l in zip(high,low)]
     col="#%02X%02X%02X" % tuple(out)
     return col
 def colortotuple(anytkobj, colorname):
     'pass any tk object and a color name, like "yellow"'
     rgb = anytkobj.winfo_rgb(colorname)
     return [v / 256 for v in rgb]
 class Togglebutton(Button):
     """works like a single radiobutton, but it's a button so the

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