def askLayer(self):
''' Ask for the layer to load
Look for layer already loaded in the layer list
'''
# create dialog to select layer
dlg = SelectLayerDialog(self.gui)
ret = dlg.exec_()
if ret:
# get selected layer
newLayer = dlg.selectLayer_CBox.currentLayer()
# set gui with the new layer name
self.gui.inputLayer_lineEdit.setText(newLayer.publicSource())
# then load layer
self.loadLayer()
def loadDelimitedText(self, url, layerName, provider):
#unload the layer
inLayer = QgsVectorLayer(url, 'temp', provider)
if (inLayer is None or not inLayer.isValid()):
return
dialog = SelectLayerDialog(self.iface)
toLayer = None
if dialog.exec_():
if dialog.currentLayer():
toLayer = self.mapCanvas().currentLayer()
elif dialog.selectedLayer():
toLayer = dialog.layer()
elif dialog.newLayer():
fields = inLayer.pendingFields()
toLayer = layers.createMemoryLayer(layerName, QGis.WKBPoint, self.projectCrs(), fields)
layers.addLayerToLegend(self.iface, toLayer)
if toLayer and toLayer.geometryType() == QGis.Point:
self._addLocalMapFields(toLayer, False)
if toLayer.startEditing():
for feature in inLayer.getFeatures():
toLayer.addFeature(feature)
self.mapCanvas().refresh()
