qgridder_dialog_base.py

# -*- coding: utf-8 -*-
"""
/***************************************************************************
 qgridderdialog_base.py
                                 Qgridder - A QGIS plugin

 This file handles Qgridder graphical user interface                           

 Qgridder Builds 2D regular and unstructured grids and comes together with 
 pre- and post-processing capabilities for spatially distributed modeling.

			     -------------------
        begin                : 2013-04-08
        copyright            : (C) 2013 by Pryet
        email                : alexandre.pryet@ensegid.fr
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
"""

from PyQt4.QtCore import *
from PyQt4.QtGui import *
from qgis.core import *


class QGridderDialog(QDialog):
    """
    Qgridder base dialog
    """
    def __init__(self,iface):

	# Set up the user interface from Designer.
	self.iface = iface

	#  ======= Populate input layer list
    def populate_layer_list(self,listOfLayers):
	listOfLayers.clear()
	layermap = QgsMapLayerRegistry.instance().mapLayers()

	if type(layermap)==dict :
	    if len(layermap) > 0:
		listOfLayers.setEnabled(True)
		for name, layer in layermap.iteritems():
		    listOfLayers.addItem( unicode( layer.name() ) )
		    if layer == self.iface.activeLayer():
			listOfLayers.setCurrentIndex( listOfLayers.count() -1 )
	    else :
		listOfLayers.setEnabled(False)
	else :
	    listOfLayers.setEnabled(False)