"""Main Pynche (Pythonically Natural Color and Hue Editor) widget.
"""
+import sys
from Tkinter import *
-import Pmw
-import ColorDB
-from ChipWidget import ChipWidget
-from TypeinWidget import TypeinWidget
-from StripWidget import StripWidget
-from OptionsWidget import PyncheOptions
-
-\f
-ABOUTTEXT = '''Pynche 1.0 -- The Pythonically Natural Color and Hue Editor
-Copyright (C) 1998 Barry A. Warsaw
-
-Pynche is based on ICE 1.2 (Interactive Color Editor), written by
-Barry A. Warsaw for the SunView window system in 1987.'''
+# Milliseconds between interrupt checks
+KEEPALIVE_TIMER = 500
\f
-def constant(numchips):
- step = 255.0 / (numchips - 1)
- start = 0.0
- seq = []
- while numchips > 0:
- seq.append(int(start))
- start = start + step
- numchips = numchips - 1
- return seq
-
-# red variations, green+blue = cyan constant
-def constant_cyan_generator(numchips, rgbtuple):
- red, green, blue = rgbtuple
- seq = constant(numchips)
- return map(None, seq, [green] * numchips, [blue] * numchips)
-
-# green variations, red+blue = magenta constant
-def constant_magenta_generator(numchips, rgbtuple):
- red, green, blue = rgbtuple
- seq = constant(numchips)
- return map(None, [red] * numchips, seq, [blue] * numchips)
-
-# blue variations, red+green = yellow constant
-def constant_yellow_generator(numchips, rgbtuple):
- red, green, blue = rgbtuple
- seq = constant(numchips)
- return map(None, [red] * numchips, [green] * numchips, seq)
+class PyncheWidget:
+ def __init__(self, version):
+ # create the first and top window
+ root = self.__root = Tk(className='Pynche')
+ root.protocol('WM_DELETE_WINDOW', self.__quit)
+ root.title('Pynche %s' % version)
+ root.iconname('Pynche')
+ root.tk.createtimerhandler(KEEPALIVE_TIMER, self.__keepalive)
+ #
+ # create the menubar
+ #
+ menubar = self.__menubar = Frame(root, relief=RAISED, borderwidth=2)
+ menubar.pack(fill=X)
+ #
+ # File menu
+ #
+ filebtn = Menubutton(menubar, text='File',
+ underline=0)
+ filebtn.pack(side=LEFT)
+ filemenu = Menu(filebtn, tearoff=0)
+ filebtn['menu'] = filemenu
+ filemenu.add_command(label='Quit',
+ command=self.__quit,
+ accelerator='Alt-Q',
+ underline=0)
+ root.bind('<Alt-q>', self.__quit)
+ root.bind('<Alt-Q>', self.__quit)
+ #
+ # Edit Menu
+ #
+ editbtn = Menubutton(menubar, text='Edit',
+ underline=0)
+ editbtn.pack(side=LEFT)
+ editmenu = Menu(editbtn, tearoff=0)
+ editbtn['menu'] = editmenu
+ editmenu.add_command(label='Options...',
+ command=self.__popup_options,
+ underline=0)
+ #
+ # Help menu
+ #
+ helpbtn = Menubutton(menubar, text='Help',
+ underline=0)
+ helpbtn.pack(side=RIGHT)
+ helpmenu = Menu(helpbtn, tearoff=0)
+ helpbtn['menu'] = helpmenu
+ helpmenu.add_command(label='About...',
+ command=self.__popup_about,
+ underline=0)
+
+ def __keepalive(self):
+ # Exercise the Python interpreter regularly so keyboard interrupts get
+ # through.
+ self.__root.tk.createtimerhandler(KEEPALIVE_TIMER, self.__keepalive)
+ def __quit(self, event=None):
+ sys.exit(0)
-\f
-class PyncheWidget(Pmw.MegaWidget):
- def __init__(self, colordb, parent=None, **kw):
- self.__colordb = colordb
- self.__parent = parent
- self.__about_dialog = None
- self.__options_dialog = None
-
- options = (('color', (128, 128, 128), self.__set_color),
- ('delegate', None, None),
- )
- self.defineoptions(kw, options)
-
- # initialize base class -- after defining options
- Pmw.MegaWidget.__init__(self, parent)
-
- # create menubar
- self.__menubar = Pmw.MenuBar(parent,
- hull_relief=RAISED,
- hull_borderwidth=1)
- self.__menubar.pack(side=TOP, expand=YES, fill=BOTH)
- self.__menubar.addmenu('File', None)
- self.__menubar.addmenuitem('File',
- type=COMMAND,
- label='Quit',
- command=self.__quit,
- accelerator='Alt-Q')
- parent.bind('<Alt-q>', self.__quit)
- parent.bind('<Alt-Q>', self.__quit)
-
- self.__menubar.addmenu('Help', None, side=RIGHT)
- self.__menubar.addmenuitem('Help',
- type=COMMAND,
- label='About...',
- command=self.__popup_about,
- accelerator='Alt-A')
- parent.bind('<Alt-a>', self.__popup_about)
- parent.bind('<Alt-A>', self.__popup_about)
-
- self.__menubar.addmenu('Edit', None)
- self.__menubar.addmenuitem('Edit',
- type=COMMAND,
- label='Options...',
- command=self.__popup_options,
- accelerator='Alt-O')
- parent.bind('<Alt-o>', self.__popup_options)
- parent.bind('<Alt-O>', self.__popup_options)
-
- # create color selectors
- group = Pmw.Group(parent, tag_text='Variations')
- group.pack(side=TOP, expand=YES, fill=BOTH)
- self.__reds = StripWidget(group.interior(),
- generator=constant_cyan_generator,
- axis=0, label='Red Variations')
- self.__reds.pack()
- self.__blues = StripWidget(group.interior(),
- generator=constant_magenta_generator,
- axis=1, label='Green Variations')
- self.__blues.pack()
- self.__greens = StripWidget(group.interior(),
- generator=constant_yellow_generator,
- axis=2, label='Blue Variations')
- self.__greens.pack()
-
- # create chip window
- group = Pmw.Group(parent, tag_text='Current Color')
- interior = group.interior()
- group.pack(side=LEFT, expand=YES, fill=BOTH)
- self.__selected = ChipWidget(interior,
- label_text='Selected')
- self.__selected.grid()
- self.__nearest = ChipWidget(interior,
- label_text='Nearest')
- self.__nearest.grid(row=0, column=1)
-
- # TBD: this is somewhat bogus, as the code should be in a derived
- # class of ChipWidget.
- self.__chip = self.__nearest.component('chip')
- self.__chip.bind('<ButtonPress-1>', self.__buttonpress)
- self.__chip.bind('<ButtonRelease-1>', self.__buttonrelease)
-
- # create the type-in window
- self.__typein = TypeinWidget(interior)
- self.__typein.grid(row=0, column=2)
-
- # Check keywords and initialize options
- self.initialiseoptions(PyncheWidget)
-
- self.__typein.configure(delegate=self)
- self.__reds.configure(delegate=self)
- self.__greens.configure(delegate=self)
- self.__blues.configure(delegate=self)
-
- #
- # PUBLIC INTERFACE
- #
-
-
- def set_color(self, obj, rgbtuple):
- nearest = self.__colordb.nearest(rgbtuple)
- red, green, blue = self.__colordb.find_byname(nearest)
- # for an exact match, use the color name
- if (red, green, blue) == rgbtuple:
- self.__selected.configure(color=nearest)
- # otherwise, use the #rrggbb name
- else:
- rrggbb = ColorDB.triplet_to_rrggbb(rgbtuple)
- self.__selected.configure(color=rrggbb)
-
- # configure all subwidgets
- self.__nearest.configure(color=nearest)
- self.__typein.configure(color=rgbtuple)
- self.__reds.configure(color=rgbtuple)
- self.__greens.configure(color=rgbtuple)
- self.__blues.configure(color=rgbtuple)
- delegate = self['delegate']
- if delegate:
- delegate.set_color(self, rgbtuple)
-
- #
- # PRIVATE INTERFACE
- #
-
- def __set_color(self):
- self.set_color(self, self['color'])
-
- def __buttonpress(self, event=None):
- self.__chip.configure(relief=SUNKEN)
-
- def __buttonrelease(self, event=None):
- self.__chip.configure(relief=RAISED)
- color = self.__nearest['color']
- rgbtuple = self.__colordb.find_byname(color)
- self.set_color(self, rgbtuple)
+ def start(self):
+ self.__keepalive()
+ self.__root.mainloop()
- def __quit(self, event=None):
- self.__parent.quit()
+ def parent(self):
+ return self.__root
+
+ def __popup_options(self, event=None):
+ print 'Options...'
def __popup_about(self, event=None):
- if not self.__about_dialog:
- Pmw.aboutversion('1.0')
- Pmw.aboutcopyright('Copyright (C) 1998 Barry A. Warsaw\n'
- 'All rights reserved')
- Pmw.aboutcontact('For information about Pynche contact:\n'
- 'Barry A. Warsaw\n'
- 'email: bwarsaw@python.org')
- self.__about_dialog = Pmw.AboutDialog(
- applicationname='Pynche -- the PYthonically Natural\n'
- 'Color and Hue Editor')
- self.__about_dialog.show()
+ print 'About...'
+
+## # create chip window
+## group = Pmw.Group(parent, tag_text='Current Color')
+## interior = group.interior()
+## group.pack(side=LEFT, expand=YES, fill=BOTH)
+## self.__selected = ChipWidget(interior,
+## label_text='Selected')
+## self.__selected.grid()
+## self.__nearest = ChipWidget(interior,
+## label_text='Nearest')
+## self.__nearest.grid(row=0, column=1)
+
+## # TBD: this is somewhat bogus, as the code should be in a derived
+## # class of ChipWidget.
+## self.__chip = self.__nearest.component('chip')
+## self.__chip.bind('<ButtonPress-1>', self.__buttonpress)
+## self.__chip.bind('<ButtonRelease-1>', self.__buttonrelease)
+
+## # create the type-in window
+## self.__typein = TypeinWidget(interior)
+## self.__typein.grid(row=0, column=2)
+
+## # Check keywords and initialize options
+## self.initialiseoptions(PyncheWidget)
+
+## self.__typein.configure(delegate=self)
+## self.__reds.configure(delegate=self)
+## self.__greens.configure(delegate=self)
+## self.__blues.configure(delegate=self)
+
+## def __popup_about(self, event=None):
+## if not self.__about_dialog:
+## Pmw.aboutversion('1.0')
+## Pmw.aboutcopyright('Copyright (C) 1998 Barry A. Warsaw\n'
+## 'All rights reserved')
+## Pmw.aboutcontact('For information about Pynche contact:\n'
+## 'Barry A. Warsaw\n'
+## 'email: bwarsaw@python.org')
+## self.__about_dialog = Pmw.AboutDialog(
+## applicationname='Pynche -- the PYthonically Natural\n'
+## 'Color and Hue Editor')
+## self.__about_dialog.show()
- def __popup_options(self, event=None):
- if not self.__options_dialog:
- self.__options_dialog = PyncheOptions(
- title='Pynche Options',
- applycommand=self.__apply)
- # pop up the window, non-modal
- self.__options_dialog.deiconify()
-
- def __apply(self):
- self.__typein.set_update_on_typing(
- self.__options_dialog.get_value('typing'))
- flag = self.__options_dialog.get_value('dragging')
- for strip in (self.__reds, self.__greens, self.__blues):
- strip.set_update_while_dragging(flag)
projects / thirdparty / Python / cpython.git / commitdiff
