Class CheckBox

remi/gui.py:3311–3347

check box widget useful as numeric input field implements the onchange event.

class CheckBox(Input):
    """check box widget useful as numeric input field implements the onchange event."""

    def __init__(self, checked=False, user_data='', **kwargs):
        """
        Args:
            checked (bool):
            user_data (str):
            kwargs: See Widget.__init__()
        """
        super(CheckBox, self).__init__('checkbox', user_data, **kwargs)
        self.set_value(checked)
        self.attributes[Widget.EVENT_ONCHANGE] = \
            "var params={};params['value']=document.getElementById('%(emitter_identifier)s').checked;" \
            "remi.sendCallbackParam('%(emitter_identifier)s','%(event_name)s',params);"% \
            {'emitter_identifier':str(self.identifier), 'event_name':Widget.EVENT_ONCHANGE}

    @decorate_set_on_listener("(self, emitter, value)")
    @decorate_event
    def onchange(self, value):
        value = value in ('True', 'true')
        self.set_value(value)
        return (value, )

    def set_value(self, checked):
        if checked:
            self.attributes['checked'] = 'checked'
        else:
            if 'checked' in self.attributes:
                del self.attributes['checked']

    def get_value(self):
        """
        Returns:
            bool:
        """
        return 'checked' in self.attributes


class SpinBox(Input):