def _set_configure(self, cnf):
"Internal function."
kw_copy = check_param(self, 'sframe',
{k: cnf.pop(k) for k in SFRAME_FEATURES if k in cnf})
self.cnf['scrollbar']['width'] = kw_copy.pop(
'scrollbarwidth', self.cnf['scrollbar']['width'])
for key in kw_copy.copy():
if key == 'avoidmousewheel':
l = list(self.cnf[key])
if isinstance(kw_copy[key], (tuple, list)):
l.extend(kw_copy.pop(key))
else:
l.append(kw_copy.pop(key))
self.cnf[key] = tuple(set(l))
else:
self.cnf[key] = kw_copy.pop(key, self.cnf.get(key))
self.cnf['canvas']['width'] = cnf.pop(
'width', self.cnf['canvas']['width'])
self.cnf['canvas']['height'] = cnf.pop(
'height', self.cnf['canvas']['height'])
self._mouse_scrolling(self.cnf['mousewheel'])
self._avoid_mousewheel(self.cnf['avoidmousewheel'])
return cnf
def __init__(self, master=None, cnf={}, **kw):
kw = _cnfmerge((cnf, kw))
self._stop_state = False
self.after_id = ' '
cnf = dict(
text=kw.pop('text', ''),
font=kw.pop('font', 'TkDefaultFont'),
fg=kw.pop('fg', 'black') if kw.get('fg') else kw.pop(
'foreground', 'black'),
fps=kw.pop('fps', 30),
justify=kw.pop('justify', 'left'),
left_margin=kw.pop('left_margin', 10),
initial_delay=kw.pop('initial_delay', 1000),
end_delay=kw.pop('end_delay', 1000),
smoothness=kw.pop('smoothness', 1), # 1 <= smooth < 1
disabledforeground=kw.pop('disabledforeground', 'grey'))
cnf['foreground'] = cnf['fg']
cnf = {k: v for k, v in cnf.items() if v is not None}
kw['height'] = kw.get('height', 24)
kw['highlightthickness'] = kw.get('highlightthickness', 0)
tkinter.Canvas.__init__(self, master=master, **kw)
self.cnf = check_param(self, 'marquee', **cnf)
self._set_text()
_bind(self,
className='configure',
sequence='<Configure>',
func=self._check)
def _check_param(self, cnf={}, **kw):
kw = _cnfmerge((cnf, kw))
if 'gradient' in kw:
if kw['gradient'] != 'default':
cond = isinstance(kw['gradient'], (list, tuple))
if not cond or (cond and len(kw['gradient']) <= 1):
raise tkinter.TclError(
'expected sequence of two color values but got "%s"' %
kw['gradient'])
for c in kw['gradient']:
self.winfo_rgb(c)
kw = check_param(self, 'colorscale', kw)
return kw
def __init__(self, master=None, cnf={}, **kw):
kw = _cnfmerge((cnf, kw))
kw['class_'] = kw.get('class_', 'Sframe')
self._after_ids = {}
self._over_scrollbar = False
cnf = {}
cnf['scrollbarwidth'] = kw.pop('scrollbarwidth', 10)
cnf['mousewheel'] = kw.pop('mousewheel', True)
cnf['avoidmousewheel'] = kw.pop('avoidmousewheel', ())
cnf['autohidescrollbar'] = kw.pop('autohidescrollbar', False)
cnf['autohidescrollbardelay'] = kw.pop('autohidescrollbardelay', 1000)
cnf['canvas'] = kw.pop(
'canvas', tkinter.Canvas(master=master, highlightthickness=0,
width=kw.pop('width', 250), height=kw.pop('height', 250)))
cnf['scrollbar'] = kw.pop(
'scrollbar', tkinter.Scrollbar(cnf['canvas'], orient='vertical',
width=cnf.get('scrollbarwidth')))
tkinter.Frame.__init__(self, cnf['canvas'], **kw)
self.cnf = check_param(self, 'sframe', **cnf)
self.cnf['canvas']['bg'] = self['bg']
if not self.cnf['autohidescrollbar']:
self.cnf['scrollbar'].place(
relx=1, rely=0, anchor='ne', relheight=1)
self.cnf['scrollbar'].configure(command=self.cnf['canvas'].yview)
self.cnf['canvas'].configure(yscrollcommand=self.cnf['scrollbar'].set)
self.cnf['canvas'].create_window(
0, 0, anchor='nw', tags="window", window=self,
width=self.cnf['canvas'].winfo_reqwidth()-self.cnf['scrollbar'].winfo_reqwidth())
self.cnf['canvas'].bind("<Configure>", self._configure_height, add="+")
_bind(self, className='configure',
sequence='<Configure>', func=self._configure_window)
_bind(self, className='auto_hide_motion',
sequence='<Motion>', func=self._auto_hide_scrollbar)
_bind(
self['scrollbar'], className='auto_hide_motion', sequence='<Enter>',
func=lambda _: self._auto_hide_scrollbar('show'))
_bind(
self['scrollbar'], className='auto_hide_motion', sequence='<Leave>',
func=self._auto_hide_scrollbar)
self._mouse_scrolling(self.cnf['mousewheel'])
self._avoid_mousewheel(self.cnf.get('avoidmousewheel'))
self._geometryManager()
def _configure(self, cmd, cnf, kw):
"""Internal function."""
kw = _cnfmerge((cnf, kw))
diff = set(self.keys()).difference(
list(tkinter.Canvas._configure(self, cmd, None, None)))
for i in diff:
if i in kw:
self.cnf.update(check_param(self, 'marquee', {i: kw.pop(i)}))
self._set_text()
self._set_height()
values = tkinter.Canvas._configure(self, cmd, None, kw)
if values is not None and isinstance(values, dict):
values.update(self.cnf.copy())
for i in list(values.copy()):
if i not in MARQUEE_PROPERTIES:
values.pop(i)
return values
