Mercurial > code > home > repos > light9
annotate light8/uihelpers.py @ 84:09b3bf8a9201
fixed window geometry finally
| author | drewp |
|---|---|
| date | Fri, 12 Jul 2002 11:08:20 +0000 |
| parents | 0969d8a6729d |
| children | d34a4956417a |
| 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 |
| 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: | |
| 32 f=open(".light9-window-geometry-%s" % name.replace(' ','_'),'w') | |
| 33 f.write(tl.geometry()) | |
| 34 except: | |
| 35 # it's ok if there's no saved geometry | |
| 36 pass | |
| 37 | |
| 38 # this would get called repeatedly for each child of the window (i | |
| 39 # dont know why) so we unbind after the first Destroy event | |
| 40 tl.unbind("<Destroy>",tl._toplevelat_funcid) | |
| 41 | |
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42 def toplevelat(name): |
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43 tl = Toplevel() |
| 67 | 44 |
| 84 | 45 try: |
| 46 f=open(".light9-window-geometry-%s" % name.replace(' ','_')) | |
| 47 windowlocations[name]=f.read() # file has no newline | |
| 48 except: | |
| 49 # it's ok if there's no saved geometry | |
| 50 pass | |
| 51 | |
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52 if name in windowlocations: |
| 84 | 53 tl.geometry(windowlocations[name]) |
| 54 | |
| 55 tl._toplevelat_funcid=tl.bind("<Destroy>",lambda ev,tl=tl,name=name: toplevel_savegeometry(tl,name)) | |
| 68 | 56 |
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57 return tl |
| 0 | 58 |
| 59 def toggle_slider(s): | |
| 60 if s.get() == 0: | |
| 61 s.set(100) | |
| 62 else: | |
| 63 s.set(0) | |
| 64 | |
| 65 # for lambda callbacks | |
| 66 def printout(t): | |
| 67 print t | |
| 58 | 68 |
| 69 def printevent(ev): | |
| 70 for k in dir(ev): | |
| 71 if not k.startswith('__'): | |
| 72 print k,getattr(ev,k) | |
| 73 print "" | |
| 0 | 74 |
| 58 | 75 def eventtoparent(ev,sequence): |
| 76 "passes an event to the parent" | |
| 77 evdict={} | |
| 78 for x in ['state', 'time', 'y', 'x', 'serial']: | |
| 79 evdict[x]=getattr(ev,x) | |
| 80 # evdict['button']=ev.num | |
| 81 par=ev.widget.winfo_parent() | |
| 82 if par!=".": | |
| 83 ev.widget.nametowidget(par).event_generate(sequence,**evdict) | |
| 84 #else the event made it all the way to the top, unhandled | |
| 85 | |
| 0 | 86 def colorlabel(label): |
| 87 """color a label based on its own text""" | |
| 88 txt=label['text'] or "0" | |
| 89 lev=float(txt)/100 | |
| 90 low=(80,80,180) | |
| 91 high=(255,55,050) | |
| 92 out = [int(l+lev*(h-l)) for h,l in zip(high,low)] | |
| 93 col="#%02X%02X%02X" % tuple(out) | |
| 94 label.config(bg=col) | |
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95 |
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96 # TODO: get everyone to use this |
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97 def colorfade(low, high, percent): |
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98 '''not foolproof. make sure 0 < percent < 1''' |
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99 out = [int(l+percent*(h-l)) for h,l in zip(high,low)] |
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100 col="#%02X%02X%02X" % tuple(out) |
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101 return col |
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102 |
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103 def colortotuple(anytkobj, colorname): |
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104 'pass any tk object and a color name, like "yellow"' |
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105 rgb = anytkobj.winfo_rgb(colorname) |
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106 return [v / 256 for v in rgb] |
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107 |
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108 class Togglebutton(Button): |
| 47 | 109 """works like a single radiobutton, but it's a button so the |
| 110 label's on the button face, not to the side. the optional command | |
| 111 callback is called on button set, not on unset. takes a variable | |
| 112 just like a checkbutton""" | |
| 52 | 113 def __init__(self,parent,variable=None,command=None,downcolor='red',**kw): |
| 47 | 114 |
| 115 self.oldcommand = command | |
| 116 Button.__init__(self,parent,command=self.invoke,**kw) | |
| 117 | |
| 118 self._origbkg = self.cget('bg') | |
| 52 | 119 self.downcolor = downcolor |
| 47 | 120 |
| 121 self._variable = variable | |
| 122 if self._variable: | |
| 123 self._variable.trace('w',self._varchanged) | |
| 124 self._setstate(self._variable.get()) | |
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125 else: |
| 47 | 126 self._setstate(0) |
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127 |
| 47 | 128 self.bind("<Return>",self.invoke) |
| 129 self.bind("<1>",self.invoke) | |
| 130 self.bind("<space>",self.invoke) | |
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131 |
| 47 | 132 def _varchanged(self,*args): |
| 133 self._setstate(self._variable.get()) | |
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134 |
| 47 | 135 def invoke(self,*ev): |
| 136 if self._variable: | |
| 137 self._variable.set(not self.state) | |
| 138 else: | |
| 139 self._setstate(not self.state) | |
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140 |
| 47 | 141 if self.oldcommand and self.state: # call command only when state goes to 1 |
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142 self.oldcommand() |
| 47 | 143 return "break" |
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144 |
| 47 | 145 def _setstate(self,newstate): |
| 146 self.state = newstate | |
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147 if newstate: # set |
| 52 | 148 self.config(bg=self.downcolor,relief='sunken') |
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149 else: # unset |
| 47 | 150 self.config(bg=self._origbkg,relief='raised') |
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151 return "break" |
| 47 | 152 |
| 153 if __name__=='__main__': | |
| 154 root=Tk() | |
| 155 root.tk_focusFollowsMouse() | |
| 156 iv=IntVar() | |
| 157 def cb(): | |
| 158 print "cb!" | |
| 159 t = Togglebutton(root,text="testbutton",command=cb,variable=iv) | |
| 160 t.pack() | |
| 161 Entry(root,textvariable=iv).pack() | |
| 162 root.mainloop() |