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 _bind_handler(self, *ags, **kw):
"""Internet function.\n
Don't call this function directly."""
_bind(self, *ags, **kw)
lb = getattr(self, '_indi_lb', False)
if lb and lb.winfo_exists():
_bind(lb, *ags, **kw)
def set_widget(wid):
"""Internal function.\n
Binds <Enter> and <Leave> to the widget
to enable/disable mousewheel scrolling."""
binds = [{'className': 'mw_state_sframe', 'sequence':
'<Leave>', 'func': lambda _: self._mouse_scrolling(True)}]
if not isinstance(wid, SFrameBase):
binds.append({'className': 'mw_state_sframe', 'sequence':
'<Enter>', 'func': lambda _: self._mouse_scrolling(False)})
_bind(wid, *binds)
def __init__(self, master=None, cnf={}, **kw):
kw = {k: v for k, v in _cnfmerge((cnf, kw)).items() if v is not None}
cnf = {
k: kw.pop(k, None)
for k in kw.copy() if k in COLORSCALE_FEATURES
}
cnf['command'] = cnf.get('command', '')
cnf['gradient'] = cnf.get('gradient', 'default')
cnf['mousewheel'] = cnf.get('mousewheel', False)
cnf['orient'] = cnf.get('orient', 'vertical')
cnf['showinfo'] = cnf.get('showinfo', True)
cnf['showinfodelay'] = cnf.get('showinfodelay', 1500)
cnf['value'] = cnf.get('value', 'hex')
cnf['variable'] = cnf.get('variable', '')
kw['width'] = kw.get("width", 250 if 'ver' in cnf['orient'] else 30)
kw['height'] = kw.get("height", 30 if 'ver' in cnf['orient'] else 250)
kw['highlightthickness'] = kw.get('highlightthickness', 0)
_Canvas.__init__(self, master=master, cnf={}, **kw)
self.cnf = self._check_param(**cnf)
self._size = (0, 0)
self._marker_color = 'black'
self._xy = int((self.winfo_reqwidth() if 'ver' in self.cnf['orient']
else self.winfo_reqheight()) / 3)
binds = [{
'className': 'set_size',
'sequence': '<Configure>',
'func': self._set_size
}, {
'className': 'b1_on_motion',
'sequence': '<B1-Motion>',
'func': self._check_marker
}, {
'className': 'b1_press',
'sequence': '<Button-1>',
'func': self._check_marker
}]
_bind(self, *binds)
self._set_mousewheel()
def _mouse_scrolling(self, state):
"""Internal function."""
def enable_mousewheel(evt=None):
"""Internal function."""
self.bind_all('<MouseWheel>', self._on_mouse_scroll)
def disable_mousewheel(evt=None):
"""Internal function."""
self.unbind_all('<MouseWheel>')
if state:
_bind(self,
{'className': 'mousewheel_state', 'sequence':
'<Enter>', 'func': enable_mousewheel},
{'className': 'mousewheel_state', 'sequence':
'<Leave>', 'func': disable_mousewheel})
enable_mousewheel()
else:
_bind(self,
{'className': 'mousewheel_state', 'sequence': '<Enter>'},
{'className': 'mousewheel_state', 'sequence': '<Leave>'})
disable_mousewheel()
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 _set_mousewheel(self, evt=None):
"""Internal function.\n
Sets mousewheel scrolling."""
def on_mousewheel(evt=None):
"Internal function."
ver_cond = self._xy < self.winfo_width() \
and self['orient'] == 'vertical'
hor_cond = self._xy < self.winfo_height() \
and self['orient'] == 'horizontal'
if delta(evt) <= -1 and (ver_cond or hor_cond):
self._xy += 1
if not self._check_marker(evt, mw=self._xy):
self._xy -= 1
if delta(evt) >= 1 and self._xy > 1:
self._xy -= 1
if not self._check_marker(evt, mw=self._xy):
self._xy += 1
if self.cnf.get('mousewheel'):
_bind(self,
className='mousewheel',
sequence='<MouseWheel>',
func=on_mousewheel)
_bind(self,
className='mousewheel_x11',
sequence='<Button-4>',
func=on_mousewheel)
_bind(self,
className='mousewheel_x11',
sequence='<Button-5>',
func=on_mousewheel)
else:
_bind(self, className='mousewheel', sequence='<MouseWheel>')
_bind(self, className='mousewheel_x11', sequence='<Button-4>')
_bind(self, className='mousewheel_x11', sequence='<Button-5>')