Stowage/cpython
2
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-11-02 06:31:29 +00:00
Code Issues Projects Releases Packages Wiki Activity

Lots of good UI working, but not yet update-while-dragging

Browse source
This commit is contained in:
Barry Warsaw 1998-10-01 22:03:25 +00:00
parent 46670a2d42
commit 399f10cd66
1 changed files with 31 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

44
Tools/pynche/ListViewer.py
View file

@ -16,8 +16,10 @@ def __init__(self, switchboard, parent=None):
# #
# create the canvas which holds everything, and its scrollbar # create the canvas which holds everything, and its scrollbar
# #
canvas = self.__canvas = Canvas(root, width=160, height=300) frame = self.__frame = Frame(root)
self.__scrollbar = Scrollbar(root) frame.pack()
canvas = self.__canvas = Canvas(frame, width=160, height=300)
self.__scrollbar = Scrollbar(frame)
self.__scrollbar.pack(fill=Y, side=RIGHT) self.__scrollbar.pack(fill=Y, side=RIGHT)
canvas.pack(fill=BOTH, expand=1) canvas.pack(fill=BOTH, expand=1)
canvas.configure(yscrollcommand=(self.__scrollbar, 'set')) canvas.configure(yscrollcommand=(self.__scrollbar, 'set'))
@ -43,7 +45,8 @@ def __init__(self, switchboard, parent=None):
textend+3, row*20 + 23, textend+3, row*20 + 23,
outline='', outline='',
tags=(exactcolor,)) tags=(exactcolor,))
canvas.tag_bind(boxid, '<ButtonPress>', self.__onselection) canvas.bind('<ButtonRelease>', self.__onrelease)
canvas.bind('<Motion>', self.__onmotion)
bboxes.append(boxid) bboxes.append(boxid)
if textend+3 > widest: if textend+3 > widest:
widest = textend+3 widest = textend+3
@ -53,8 +56,16 @@ def __init__(self, switchboard, parent=None):
for box in bboxes: for box in bboxes:
x1, y1, x2, y2 = canvas.coords(box) x1, y1, x2, y2 = canvas.coords(box)
canvas.coords(box, x1, y1, widest, y2) canvas.coords(box, x1, y1, widest, y2)
#
# Update while dragging?
#
self.__uwd = BooleanVar()
self.__uwdbtn = Checkbutton(root,
text='Update while dragging',
variable=self.__uwd)
self.__uwdbtn.pack()
def __onselection(self, event=None): def __onmotion(self, event=None):
canvas = self.__canvas canvas = self.__canvas
# find the current box # find the current box
x = canvas.canvasx(event.x) x = canvas.canvasx(event.x)
@ -64,17 +75,12 @@ def __onselection(self, event=None):
if boxid in self.__bboxes: if boxid in self.__bboxes:
break break
else: else:
print 'No box found!' ## print 'No box found!'
return return
tags = canvas.gettags(boxid) if self.__uwd.get():
for t in tags: self.__onrelease(event)
if t[0] == '#':
break
else: else:
print 'No color tag found!' self.__selectbox(boxid)
return
red, green, blue = ColorDB.rrggbb_to_triplet(t)
self.__sb.update_views(red, green, blue)
def __selectbox(self, boxid): def __selectbox(self, boxid):
canvas = self.__canvas canvas = self.__canvas
@ -84,6 +90,18 @@ def __selectbox(self, boxid):
self.__lastbox = boxid self.__lastbox = boxid
canvas.itemconfigure(boxid, outline='black') canvas.itemconfigure(boxid, outline='black')
def __onrelease(self, event=None):
if self.__lastbox:
tags = self.__canvas.gettags(self.__lastbox)
for t in tags:
if t[0] == '#':
break
else:
## print 'No color tag found!'
return
red, green, blue = ColorDB.rrggbb_to_triplet(t)
self.__sb.update_views(red, green, blue)
def __quit(self, event=None): def __quit(self, event=None):
sys.exit(0) sys.exit(0)