FloatWidget.py 1.87 KB
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#MDANSE : Molecular Dynamics Analysis for Neutron Scattering Experiments
#------------------------------------------------------------------------------------------
#Copyright (C)
#2015- Eric C. Pellegrini Institut Laue-Langevin
#BP 156
#6, rue Jules Horowitz
#38042 Grenoble Cedex 9
#France
#pellegrini[at]ill.fr
#goret[at]ill.fr
#aoun[at]ill.fr
#
#This library is free software; you can redistribute it and/or
#modify it under the terms of the GNU Lesser General Public
#License as published by the Free Software Foundation; either
#version 2.1 of the License, or (at your option) any later version.
#
#This library is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#Lesser General Public License for more details.
#
#You should have received a copy of the GNU Lesser General Public
#License along with this library; if not, write to the Free Software
#Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

''' 
Created on Mar 30, 2015

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:author: Eric C. Pellegrini
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'''

import wx

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from MDANSE.Framework.Configurable import ConfigurationError

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from MDANSE.App.GUI.Framework.Widgets.StringWidget import StringWidget
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class FloatWidget(StringWidget):
    
    type = "float"

    def add_widgets(self):

        sizer = wx.BoxSizer(wx.VERTICAL)

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        self._float = wx.TextCtrl(self._widgetPanel, wx.ID_ANY, value=str(self._configurator.default))
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        sizer.Add(self._float, 0, wx.ALL, 5)
        
        return sizer

    def get_widget_value(self):
                
        try:
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            val = float(self._float.GetValue())            
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        except ValueError:
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            raise ConfigurationError("Invalid value for %r entry" % self.name)
        else:
            return val