De PMW-ify

1 files changed, 110 insertions, 201 deletions

diff --git a/Tools/pynche/PyncheWidget.py b/Tools/pynche/PyncheWidget.py
index a16cbcd..3f15702 100644
--- a/Tools/pynche/PyncheWidget.py
+++ b/Tools/pynche/PyncheWidget.py
@@ -1,215 +1,124 @@
 """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
 
-
-
-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
 
 
 
-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)
 
-
-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)