InputFileWidget.py 2.02 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
import wx.lib.filebrowsebutton as wxfile

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from MDANSE.Framework.Configurable import ConfigurationError
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from MDANSE.App.GUI.Framework.Widgets.IWidget import IWidget

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class InputFileWidget(IWidget):
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    type = "input_file"
    
    def add_widgets(self):
        
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        default = self._configurator.default
        wildcard = self._configurator.wildcard
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        sizer = wx.BoxSizer(wx.VERTICAL)
                
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        self._browser = wxfile.FileBrowseButton(self._widgetPanel, wx.ID_ANY, labelText="", initialValue=default, startDirectory=default,fileMask=wildcard)
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        sizer.Add(self._browser, 1, wx.ALL|wx.EXPAND, 5)

        return sizer
        
    def get_widget_value(self):

        filename = self._browser.GetValue()

        if not filename:
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            raise ConfigurationError("No input file selected", self)
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        return filename