Mercurial > code > home > repos > light9
annotate light8/uihelpers.py @ 93:d6c48d2d3bd6
shrunk the useful range of the slider so there won't be any noise at the ends
| author | drewp |
|---|---|
| date | Sat, 13 Jul 2002 03:09:26 +0000 |
| parents | d34a4956417a |
| children | d5deeed83228 |
| rev | line source |
|---|---|
| 0 | 1 """all the tiny tk helper functions""" |
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2 |
| 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 |
| 68 | 8 windowlocations = { |
| 9 'sub' : '425x738+00+00', | |
| 10 'console' : '168x24+848+000', | |
| 11 'leveldisplay' : '144x340+870+400', | |
| 12 'cuefader' : '314x212+546+741', | |
| 13 'effect' : '24x24+0963+338', | |
| 69 | 14 'stage' : '823x683+37+030', |
| 15 'scenes' : '504x198+462+12', | |
| 16 | |
| 68 | 17 } |
| 18 | |
| 0 | 19 def make_frame(parent): |
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20 f = Frame(parent, bd=0) |
| 0 | 21 f.pack(side='left') |
| 22 return f | |
| 23 | |
| 24 def bindkeys(root,key, func): | |
| 25 root.bind(key, func) | |
| 26 for w in root.winfo_children(): | |
| 27 w.bind(key, func) | |
| 28 | |
| 84 | 29 |
| 30 def toplevel_savegeometry(tl,name): | |
| 31 try: | |
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32 geo = tl.geometry() |
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33 if not geo.startswith("1x1"): |
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34 f=open(".light9-window-geometry-%s" % name.replace(' ','_'),'w') |
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35 f.write(tl.geometry()) |
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rsn has a separate thread that receives rlslider connections from a potserver.py process,
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36 # else the window never got mapped |
| 84 | 37 except: |
| 38 # it's ok if there's no saved geometry | |
| 39 pass | |
| 40 | |
| 41 # this would get called repeatedly for each child of the window (i | |
| 42 # dont know why) so we unbind after the first Destroy event | |
| 43 tl.unbind("<Destroy>",tl._toplevelat_funcid) | |
| 44 | |
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support for external sliders. fill in ExternalInput with real IO
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45 def toplevelat(name): |
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46 tl = Toplevel() |
| 67 | 47 |
| 84 | 48 try: |
| 49 f=open(".light9-window-geometry-%s" % name.replace(' ','_')) | |
| 50 windowlocations[name]=f.read() # file has no newline | |
| 51 except: | |
| 52 # it's ok if there's no saved geometry | |
| 53 pass | |
| 54 | |
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55 if name in windowlocations: |
| 84 | 56 tl.geometry(windowlocations[name]) |
| 57 | |
| 58 tl._toplevelat_funcid=tl.bind("<Destroy>",lambda ev,tl=tl,name=name: toplevel_savegeometry(tl,name)) | |
| 68 | 59 |
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60 return tl |
| 0 | 61 |
| 62 def toggle_slider(s): | |
| 63 if s.get() == 0: | |
| 64 s.set(100) | |
| 65 else: | |
| 66 s.set(0) | |
| 67 | |
| 68 # for lambda callbacks | |
| 69 def printout(t): | |
| 70 print t | |
| 58 | 71 |
| 72 def printevent(ev): | |
| 73 for k in dir(ev): | |
| 74 if not k.startswith('__'): | |
| 75 print k,getattr(ev,k) | |
| 76 print "" | |
| 0 | 77 |
| 58 | 78 def eventtoparent(ev,sequence): |
| 79 "passes an event to the parent" | |
| 80 evdict={} | |
| 81 for x in ['state', 'time', 'y', 'x', 'serial']: | |
| 82 evdict[x]=getattr(ev,x) | |
| 83 # evdict['button']=ev.num | |
| 84 par=ev.widget.winfo_parent() | |
| 85 if par!=".": | |
| 86 ev.widget.nametowidget(par).event_generate(sequence,**evdict) | |
| 87 #else the event made it all the way to the top, unhandled | |
| 88 | |
| 0 | 89 def colorlabel(label): |
| 90 """color a label based on its own text""" | |
| 91 txt=label['text'] or "0" | |
| 92 lev=float(txt)/100 | |
| 93 low=(80,80,180) | |
| 94 high=(255,55,050) | |
| 95 out = [int(l+lev*(h-l)) for h,l in zip(high,low)] | |
| 96 col="#%02X%02X%02X" % tuple(out) | |
| 97 label.config(bg=col) | |
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98 |
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99 # TODO: get everyone to use this |
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100 def colorfade(low, high, percent): |
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dmcc
parents:
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101 '''not foolproof. make sure 0 < percent < 1''' |
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the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
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102 out = [int(l+percent*(h-l)) for h,l in zip(high,low)] |
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411de8b46aef
the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
30
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changeset
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103 col="#%02X%02X%02X" % tuple(out) |
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411de8b46aef
the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
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104 return col |
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411de8b46aef
the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
30
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105 |
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the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
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106 def colortotuple(anytkobj, colorname): |
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411de8b46aef
the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
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107 'pass any tk object and a color name, like "yellow"' |
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411de8b46aef
the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
30
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changeset
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108 rgb = anytkobj.winfo_rgb(colorname) |
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411de8b46aef
the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
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changeset
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109 return [v / 256 for v in rgb] |
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411de8b46aef
the famous you-are-in-the-process-of-changing-this-light indicator.
dmcc
parents:
30
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changeset
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110 |
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sideways subs, new x/y buttons (which don't draw right, but they work)
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111 class Togglebutton(Button): |
| 47 | 112 """works like a single radiobutton, but it's a button so the |
| 113 label's on the button face, not to the side. the optional command | |
| 114 callback is called on button set, not on unset. takes a variable | |
| 115 just like a checkbutton""" | |
| 52 | 116 def __init__(self,parent,variable=None,command=None,downcolor='red',**kw): |
| 47 | 117 |
| 118 self.oldcommand = command | |
| 119 Button.__init__(self,parent,command=self.invoke,**kw) | |
| 120 | |
| 121 self._origbkg = self.cget('bg') | |
| 52 | 122 self.downcolor = downcolor |
| 47 | 123 |
| 124 self._variable = variable | |
| 125 if self._variable: | |
| 126 self._variable.trace('w',self._varchanged) | |
| 127 self._setstate(self._variable.get()) | |
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128 else: |
| 47 | 129 self._setstate(0) |
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130 |
| 47 | 131 self.bind("<Return>",self.invoke) |
| 132 self.bind("<1>",self.invoke) | |
| 133 self.bind("<space>",self.invoke) | |
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134 |
| 47 | 135 def _varchanged(self,*args): |
| 136 self._setstate(self._variable.get()) | |
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137 |
| 47 | 138 def invoke(self,*ev): |
| 139 if self._variable: | |
| 140 self._variable.set(not self.state) | |
| 141 else: | |
| 142 self._setstate(not self.state) | |
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143 |
| 47 | 144 if self.oldcommand and self.state: # call command only when state goes to 1 |
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145 self.oldcommand() |
| 47 | 146 return "break" |
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147 |
| 47 | 148 def _setstate(self,newstate): |
| 149 self.state = newstate | |
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150 if newstate: # set |
| 52 | 151 self.config(bg=self.downcolor,relief='sunken') |
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152 else: # unset |
| 47 | 153 self.config(bg=self._origbkg,relief='raised') |
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154 return "break" |
| 47 | 155 |
| 156 if __name__=='__main__': | |
| 157 root=Tk() | |
| 158 root.tk_focusFollowsMouse() | |
| 159 iv=IntVar() | |
| 160 def cb(): | |
| 161 print "cb!" | |
| 162 t = Togglebutton(root,text="testbutton",command=cb,variable=iv) | |
| 163 t.pack() | |
| 164 Entry(root,textvariable=iv).pack() | |
| 165 root.mainloop() |