light9 Changeset - a5c0b7ac63cf

Changeset - a5c0b7ac63cf

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dmcc - 22 years ago 2002-07-12 12:49:03

better colors, color behavior

1 file changed with 27 insertions and 13 deletions:

light8/ExtSliderMapper.py

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light8/ExtSliderMapper.py

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@@ @@ -3,26 +3,29 @@ from Tix import * @@
 class SliderMapping:
     def __init__(self, default='disconnected', attached=0, extinputlevel=0,
                  sublevel=0):
         self.subname = StringVar() # name of submaster we're connected to
         self.subname.set(default)
         self.sublevel = DoubleVar() # scalelevel variable of that submaster
         self.sublevel.set(sublevel)
         self.attached = BooleanVar() # currently attached
         self.attached.set(attached)
         self.extlevel = DoubleVar() # external slider's input
         self.extlevel.set(extinputlevel)
         self.extlabel = None
         self.sublabel = None
         self.widgets = [] # list of widgets drawn
         self.sublabel = None # the label which represents a sub level.  we hold on to
                              # it so we can change its textvariable
         self.lastbgcolor = None # last background color drawn to avoid unnecessary
                                 # updates
     def attach(self):
         self.attached.set(1)
         self.color_text()
     def detach(self):
         self.attached.set(0)
         self.color_text()
     def isattached(self):
         return self.attached.get()
     def isdisconnected(self):
         return self.subname.get() == 'disconnected'
     def check_attached(self):
         'If external level is higher than the sublevel, it attaches'
@@ @@ -34,67 +37,78 @@ class SliderMapping: @@
             self.attached.set(1)
         self.color_text()
     def changed_extinput(self, newlevel):
         'When a new external level is received, this incorporates it'
         self.extlevel.set(newlevel)
         self.check_attached()
         self.color_text()
     def set_subname(self, newname):
         self.subname.set(newname)
         self.detach()
         self.color_text()
     def color_text(self):
-        if self.extlabel:
+        if self.widgets:
             if self.isdisconnected():
-                self.extlabel.configure(fg='honeyDew4')
+                color = 'honeyDew4'
             elif self.isattached():
                 self.extlabel.configure(fg='honeyDew2')
             else:
                 self.extlabel.configure(fg='red')
                 color = 'honeyDew2'
             else: # detached
                 color = 'red'
             if self.lastbgcolor == color: return
             for widget in self.widgets:
                 widget.configure(bg=color)
             self.lastbgcolor = color
     def disconnect(self):
         self.set_subname('disconnected') # a bit hack-like
         self.sublabel.configure(text="N/A")
     def set_sublevel_var(self, newvar):
         'newvar is one of the variables in scalelevels'
         self.sublevel = newvar
         if self.sublabel:
             self.sublabel.configure(textvariable=newvar)
         self.check_attached()
     def get_mapping(self):
         'Get name of submaster currently mapped'
         return self.subname.get()
     def get_level_pair(self):
         'Returns suitable output for ExtSliderMapper.get_levels()'
         return (self.subname.get(), self.extlevel.get())
     def draw_interface(self, master, subnames):
         'Draw interface into master, given a list of submaster names'
         frame = Frame(master)
         c = ComboBox(frame, variable=self.subname)
         c.slistbox.listbox.insert(END, "disconnected")
         for s in subnames:
             c.slistbox.listbox.insert(END, s)
         c.entry.configure(width=12)
         statframe = Frame(frame)
         Checkbutton(statframe, variable=self.attached,
             text="Attached").grid(columnspan=2, sticky=W)
         Label(statframe, text="Input", fg='red').grid(row=1, sticky=W)
         self.extlabel = Label(statframe, textvariable=self.extlevel, width=5)
         self.extlabel.grid(row=1, column=1)
         Label(statframe, text="Real").grid(row=2, sticky=W)
         cb = Checkbutton(statframe, variable=self.attached,
             text="Attached")
         cb.grid(columnspan=2, sticky=W)
         ilabel = Label(statframe, text="Input", fg='blue')
         ilabel.grid(row=1, sticky=W)
         extlabel = Label(statframe, textvariable=self.extlevel, width=5)
         extlabel.grid(row=1, column=1)
         rlabel = Label(statframe, text="Real")
         rlabel.grid(row=2, sticky=W)
         self.sublabel = Label(statframe, text="N/A", width=5)
         self.sublabel.grid(row=2, column=1)
         statframe.pack(side=BOTTOM, expand=1, fill=X)
         c.pack()
         frame.pack(side=LEFT, expand=1, fill=BOTH)
         self.widgets = [frame, c, statframe, cb, ilabel, extlabel, rlabel,
                         self.sublabel]
 class ExtSliderMapper(Frame):
     def __init__(self, parent, sliderlevels, sliderinput, filename='slidermapping',
                  numsliders=4):
         'Slider levels is scalelevels, sliderinput is an ExternalInput object'
         Frame.__init__(self, parent)
         self.parent = parent
         self.sliderlevels = sliderlevels
         self.sliderinput = sliderinput
         self.filename = filename
         self.numsliders = numsliders
         self.file = None

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