Mercurial > code > home > repos > light9
annotate light8/uihelpers.py @ 54:3011c1028eb7
Cue math error fixed.
Cue math error fixed.
Bad cues in ConfigDummy fixed, not fixed in Config yet.
Cue fader back in rsn. Oh yeah.
| author | dmcc |
|---|---|
| date | Mon, 08 Jul 2002 15:50:00 +0000 |
| parents | 065896b0913c |
| children | a4d000f759b4 |
| rev | line source |
|---|---|
| 0 | 1 """all the tiny tk helper functions""" |
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| 47 | 3 from __future__ import nested_scopes |
| 0 | 4 from Tkinter import * |
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5 from Tix import * |
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6 from types import StringType |
| 0 | 7 |
| 8 def make_frame(parent): | |
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9 f = Frame(parent, bd=0) |
| 0 | 10 f.pack(side='left') |
| 11 return f | |
| 12 | |
| 13 def bindkeys(root,key, func): | |
| 14 root.bind(key, func) | |
| 15 for w in root.winfo_children(): | |
| 16 w.bind(key, func) | |
| 17 | |
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18 def toplevelat(x,y,w=None,h=None): |
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19 tl = Toplevel() |
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20 if w and h: |
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21 tl.wm_geometry("%dx%d+%d+%d" % (w,h,x,y)) |
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22 else: |
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23 tl.wm_geometry("+%d+%d" % (x,y)) |
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24 return tl |
| 0 | 25 |
| 26 def toggle_slider(s): | |
| 27 if s.get() == 0: | |
| 28 s.set(100) | |
| 29 else: | |
| 30 s.set(0) | |
| 31 | |
| 32 # for lambda callbacks | |
| 33 def printout(t): | |
| 34 print t | |
| 35 | |
| 36 def colorlabel(label): | |
| 37 """color a label based on its own text""" | |
| 38 txt=label['text'] or "0" | |
| 39 lev=float(txt)/100 | |
| 40 low=(80,80,180) | |
| 41 high=(255,55,050) | |
| 42 out = [int(l+lev*(h-l)) for h,l in zip(high,low)] | |
| 43 col="#%02X%02X%02X" % tuple(out) | |
| 44 label.config(bg=col) | |
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45 |
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46 # TODO: get everyone to use this |
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47 def colorfade(low, high, percent): |
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48 '''not foolproof. make sure 0 < percent < 1''' |
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49 out = [int(l+percent*(h-l)) for h,l in zip(high,low)] |
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50 col="#%02X%02X%02X" % tuple(out) |
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51 return col |
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52 |
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53 def colortotuple(anytkobj, colorname): |
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54 'pass any tk object and a color name, like "yellow"' |
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55 rgb = anytkobj.winfo_rgb(colorname) |
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56 return [v / 256 for v in rgb] |
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57 |
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58 class Togglebutton(Button): |
| 47 | 59 """works like a single radiobutton, but it's a button so the |
| 60 label's on the button face, not to the side. the optional command | |
| 61 callback is called on button set, not on unset. takes a variable | |
| 62 just like a checkbutton""" | |
| 52 | 63 def __init__(self,parent,variable=None,command=None,downcolor='red',**kw): |
| 47 | 64 |
| 65 self.oldcommand = command | |
| 66 Button.__init__(self,parent,command=self.invoke,**kw) | |
| 67 | |
| 68 self._origbkg = self.cget('bg') | |
| 52 | 69 self.downcolor = downcolor |
| 47 | 70 |
| 71 self._variable = variable | |
| 72 if self._variable: | |
| 73 self._variable.trace('w',self._varchanged) | |
| 74 self._setstate(self._variable.get()) | |
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75 else: |
| 47 | 76 self._setstate(0) |
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77 |
| 47 | 78 self.bind("<Return>",self.invoke) |
| 79 self.bind("<1>",self.invoke) | |
| 80 self.bind("<space>",self.invoke) | |
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81 |
| 47 | 82 def _varchanged(self,*args): |
| 83 self._setstate(self._variable.get()) | |
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84 |
| 47 | 85 def invoke(self,*ev): |
| 86 if self._variable: | |
| 87 self._variable.set(not self.state) | |
| 88 else: | |
| 89 self._setstate(not self.state) | |
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90 |
| 47 | 91 if self.oldcommand and self.state: # call command only when state goes to 1 |
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92 self.oldcommand() |
| 47 | 93 return "break" |
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94 |
| 47 | 95 def _setstate(self,newstate): |
| 96 self.state = newstate | |
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97 if newstate: # set |
| 52 | 98 self.config(bg=self.downcolor,relief='sunken') |
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99 else: # unset |
| 47 | 100 self.config(bg=self._origbkg,relief='raised') |
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101 return "break" |
| 47 | 102 |
| 103 if __name__=='__main__': | |
| 104 root=Tk() | |
| 105 root.tk_focusFollowsMouse() | |
| 106 iv=IntVar() | |
| 107 def cb(): | |
| 108 print "cb!" | |
| 109 t = Togglebutton(root,text="testbutton",command=cb,variable=iv) | |
| 110 t.pack() | |
| 111 Entry(root,textvariable=iv).pack() | |
| 112 root.mainloop() |