mirror of https://github.com/python/cpython
96 lines
3.1 KiB
Python
96 lines
3.1 KiB
Python
import sys
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from Tkinter import *
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from pynche import __version__
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import ColorDB
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class TextViewer:
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def __init__(self, switchboard, parent=None):
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self.__sb = switchboard
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root = self.__root = Toplevel(parent, class_='Pynche')
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root.protocol('WM_DELETE_WINDOW', self.__withdraw)
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root.title('Pynche %s' % __version__)
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root.iconname('Pynche Text Window')
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root.bind('<Alt-q>', self.__quit)
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root.bind('<Alt-Q>', self.__quit)
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#
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# create the text widget
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#
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self.__text = Text(root, relief=SUNKEN,
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background='black',
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foreground='white',
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width=35, height=15)
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self.__text.pack()
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self.__text.insert(0.0, '''\
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Insert some stuff here and play
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with the buttons below to see
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how the colors interact in
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textual displays.''')
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#
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# variables
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self.__trackp = BooleanVar()
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self.__trackp.set(0)
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self.__which = IntVar()
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self.__which.set(4)
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#
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# track toggle
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self.__t = Checkbutton(root, text='Track color changes',
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variable=self.__trackp,
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relief=GROOVE)
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self.__t.pack(fill=X, expand=YES)
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frame = self.__frame = Frame(root)
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frame.pack()
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#
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# labels
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self.__labels = []
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row = 2
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for text in ('Text:', 'Selection:', 'Insertion:'):
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l = Label(frame, text=text)
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l.grid(row=row, column=0, sticky=E)
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self.__labels.append(l)
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row = row + 1
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col = 1
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for text in ('Foreground', 'Background'):
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l = Label(frame, text=text)
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l.grid(row=1, column=col)
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self.__labels.append(l)
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col = col + 1
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#
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# radios
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self.__radios = []
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val = 0
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for col in (1, 2):
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for row in (2, 3, 4):
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# there is no insertforeground option
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if row==4 and col==1:
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continue
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r = Radiobutton(frame, variable=self.__which,
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value=(row-2)*2 + col-1)
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r.grid(row=row, column=col)
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self.__radios.append(r)
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def __quit(self, event=None):
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sys.exit(0)
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def __withdraw(self, event=None):
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self.__root.withdraw()
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def deiconify(self, event=None):
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self.__root.deiconify()
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def __forceupdate(self, event=None):
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self.__sb.update_views_current()
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def update_yourself(self, red, green, blue):
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colorname = ColorDB.triplet_to_rrggbb((red, green, blue))
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which = self.__which.get()
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if which == 0:
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self.__text.configure(foreground=colorname)
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elif which == 1:
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self.__text.configure(background=colorname)
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elif which == 2:
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self.__text.configure(selectforeground=colorname)
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elif which == 3:
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self.__text.configure(selectbackground=colorname)
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elif which == 5:
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self.__text.configure(insertbackground=colorname)
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