本文整理汇总了Python中kiwi.ui.widgets.entry.ProxyEntry.is_valid方法的典型用法代码示例。如果您正苦于以下问题：Python ProxyEntry.is_valid方法的具体用法？Python ProxyEntry.is_valid怎么用？Python ProxyEntry.is_valid使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类kiwi.ui.widgets.entry.ProxyEntry的用法示例。
在下文中一共展示了ProxyEntry.is_valid方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: CalculatorPopup
# 需要导入模块: from kiwi.ui.widgets.entry import ProxyEntry [as 别名]
# 或者: from kiwi.ui.widgets.entry.ProxyEntry import is_valid [as 别名]
#.........这里部分代码省略.........
else:
self._warning.set_from_stock(Gtk.STOCK_DIALOG_WARNING,
Gtk.IconSize.MENU)
self._warning.set_tooltip_text(warning)
self._warning.show()
def _get_new_value(self):
operation = self._entry.get_text().strip()
operation = operation.replace(',', '.')
if operation.endswith('%'):
op_value = operation[:-1]
percentage = True
else:
op_value = operation
percentage = False
if not operation:
return
if operation[0] in ['+', '-']:
raise ValueError(_("Operator signals are not supported..."))
if self._mode == self.MODE_SUB:
op = operator.sub
elif self._mode == self.MODE_ADD:
op = operator.add
try:
op_value = decimal.Decimal(op_value)
except decimal.InvalidOperation:
raise ValueError(
_("'%s' is not a valid operation...") % (operation,))
if percentage:
value = op(self._new_value, self._new_value * (op_value / 100))
else:
value = op(self._new_value, op_value)
return value
def _update_new_value(self):
if not self._entry.is_valid():
return
self._new_value = self._get_new_value()
self._entry.set_text('')
self._preview_new_value()
def _preview_new_value(self):
self._label.set_markup('<b>%s</b>' % (
self._converter.as_string(self._new_value), ))
def _maybe_apply_new_value(self):
if self._entry.get_text():
self._update_new_value()
return
self.attached_widget.update(self._new_value)
self.popdown()
def _toggle_calculator_icon(self):
if self.attached_widget.get_sensitive():
icon = STOQ_CALC
else:
icon = None
self.attached_widget.set_property(self._icon_pos + '-name', icon)
#
# Callbacks
#
def _on_entry__validate(self, entry, value):
try:
value = self._get_new_value()
except ValueError as err:
return ValidationError('%s\n%s' % (err,
_("Use absolute or percentage (%) value")))
if value:
warning = self.attached_widget.emit('validate', value)
warning = warning and str(warning)
else:
warning = None
self._set_warning(warning)
def _after_entry__changed(self, entry):
entry.validate(force=True)
def _on_entry_sensitive__notify(self, obj, pspec):
self._toggle_calculator_icon()
def _on_entry__icon_press(self, entry, icon_pos, event):
if icon_pos != Gtk.EntryIconPosition.SECONDARY:
return
self.popup()示例2: CalculatorPopup
# 需要导入模块: from kiwi.ui.widgets.entry import ProxyEntry [as 别名]
# 或者: from kiwi.ui.widgets.entry.ProxyEntry import is_valid [as 别名]
#.........这里部分代码省略.........
if operation.endswith('%'):
op_value = operation[:-1]
percentage = True
else:
op_value = operation
percentage = False
if not operation:
return
if operation[0] in ['+', '-']:
raise ValueError(_("Operator signals are not supported..."))
if self._mode == self.MODE_SUB:
op = operator.sub
elif self._mode == self.MODE_ADD:
op = operator.add
try:
op_value = decimal.Decimal(op_value)
except decimal.InvalidOperation:
raise ValueError(
_("'%s' is not a valid operation...") % (operation,))
if percentage:
value = op(self._new_value, self._new_value * (op_value / 100))
else:
value = op(self._new_value, op_value)
return value
def _update_new_value(self):
if not self._entry.is_valid():
return
self._new_value = self._get_new_value()
self._entry.set_text('')
self._preview_new_value()
def _preview_new_value(self):
self._label.set_markup('<b>%s</b>' % (
self._converter.as_string(self._new_value), ))
def _maybe_apply_new_value(self):
if self._entry.get_text():
self._update_new_value()
return
self._popped_entry.update(self._new_value)
self.popdown()
def _toggle_calculator_icon(self):
if self._popped_entry.get_sensitive():
pixbuf = self.render_icon(STOQ_CALC, gtk.ICON_SIZE_MENU)
else:
pixbuf = None
self._popped_entry.set_property(self._icon_pos + '-pixbuf', pixbuf)
#
# Callbacks
#
def _on__key_press_event(self, window, event):