def render(self):
self.config(height=40)
seq_frame = Frame(self, **self.style.highlight)
seq_frame.grid(row=0, column=0, sticky="nsew")
seq_frame.pack_propagate(False)
self.sequence = Entry(seq_frame, **self.style.input)
self.sequence.place(x=0, y=0, relwidth=1, relheight=1, width=-40)
self.sequence.set(self.value.sequence)
self.sequence.configure(**self.style.no_highlight)
self.sequence.focus_set()
self.handler = Entry(self, **self.style.input)
self.handler.grid(row=0, column=1, sticky="ew")
self.handler.set(self.value.handler)
self.handler.config(**self.style.highlight)
self.add_arg = Checkbutton(self, **self.style.checkbutton)
self.add_arg.grid(row=0, column=2, sticky="ew")
self.add_arg.set(self.value.add)
del_btn = Label(self,
**self.style.button,
image=get_icon_image("delete", 14, 14))
del_btn.grid(row=0, column=3, sticky='nswe')
del_btn.bind("<Button-1>", self._delete_entry)
# set the first two columns to expand evenly
for column in range(2):
self.grid_columnconfigure(column, weight=1, uniform=1)
for widget in (self.sequence, self.handler):
widget.on_change(self._on_value_change)
self.add_arg._var.trace("w", lambda *_: self._on_value_change())
class Anchor(Editor):
def __init__(self, master, style_def):
super().__init__(master, style_def)
self.set_def(style_def)
self.config(width=150, height=110)
self.n = ToggleButton(self, text="N", width=20, height=20)
self.n.grid(row=0, column=0, columnspan=3, sticky='ns')
self.w = ToggleButton(self, text='W', width=20, height=20)
self.w.grid(row=1, column=0, sticky='ew')
self.pad = Frame(self,
width=60,
height=60,
**self.style.dark,
**self.style.dark_highlight_active)
self.pad.grid(row=1, column=1, padx=1, pady=1)
self.pad.grid_propagate(0)
self.pad.grid_columnconfigure(0, minsize=60)
self.pad.grid_rowconfigure(0, minsize=60)
self.floating = Frame(self.pad,
**self.style.dark_on_hover,
width=20,
height=20)
self.floating.grid(row=0, column=0, pady=1, padx=1)
self.e = ToggleButton(self, text="E", width=20, height=20)
self.e.grid(row=1, column=2, sticky='ew')
self.s = ToggleButton(self, text='S', width=20, height=20)
self.s.grid(row=2, column=0, columnspan=3, sticky='ns')
self.anchors = {"n": self.n, "w": self.w, "e": self.e, "s": self.s}
self._order = ("n", "s", "e", "w")
self._selected = []
self._exclusive_pairs = ({"n", "s"}, {"e", "w"})
self._is_multiple = re.compile(r'(.*[ns].*[ns])|(.*[ew].*[ew])')
for anchor in self.anchors:
self.anchors[anchor].on_change(self._change, anchor)
def _is_exclusive_of(self, anchor1, anchor2):
return {anchor1, anchor2} in self._exclusive_pairs
def _change(self, _, anchor):
if not self.multiple:
self._sanitize(anchor)
self._adjust()
if self._on_change:
self._on_change(self.get())
def _sanitize(self, anchor):
ex_anchor = [i for i in self.get() if self._is_exclusive_of(i, anchor)]
if len(ex_anchor):
self.anchors.get(ex_anchor[0]).set(False)
def _adjust(self):
sticky = '' if self.get() == 'center' else self.get()
self.floating.grid(row=0, column=0, pady=1, padx=1, sticky=sticky)
def get(self):
anchor = ''.join([i for i in self._order if self.anchors[i].get()])
# No anchor means center but only when we are acting as an anchor editor
# if self.multiple is True then we are a stickiness editor and an empty string will suffice
if anchor == '':
if not self.multiple:
return 'center'
return anchor
def set(self, value):
# bypass the special value 'center' before subjecting to validity check
value = '' if value == 'center' else str(value)
# Ignore invalid values
if self._is_multiple.match(str(value)) and not self.multiple:
return
# Assume no anchor means center
for anchor in self.anchors:
self.anchors.get(anchor).set(anchor in value)
self._adjust()
def set_def(self, definition):
# This flag determines whether multiple anchors are allowed at a time
# set to True to obtain a sticky property editor
self.multiple = definition.get("multiple", True)
super().set_def(definition)
