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# -*- coding: utf-8 -*-
"""
***************************************************************************
GdalAlgorithmDialog.py
---------------------
Date : May 2015
Copyright : (C) 2015 by Victor Olaya
Email : volayaf at gmail dot com
***************************************************************************
* *
* 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. *
* *
***************************************************************************
"""
__author__ = 'Victor Olaya'
__date__ = 'May 2015'
__copyright__ = '(C) 2015, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
from qgis.core import *
from PyQt4.QtGui import *
from processing.gui.AlgorithmDialog import AlgorithmDialog
from processing.gui.AlgorithmDialogBase import AlgorithmDialogBase
from processing.gui.ParametersPanel import ParametersPanel
from processing.gui.MultipleInputPanel import MultipleInputPanel
from processing.gui.NumberInputPanel import NumberInputPanel
class GdalAlgorithmDialog(AlgorithmDialog):
def __init__(self, alg):
AlgorithmDialogBase.__init__(self, alg)
self.alg = alg
self.mainWidget = GdalParametersPanel(self, alg)
self.setMainWidget()
cornerWidget = QWidget()
layout = QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 5)
self.tabWidget.setStyleSheet("QTabBar::tab { height: 30px; }")
runAsBatchButton = QPushButton(self.tr("Run as batch process..."))
runAsBatchButton.clicked.connect(self.runAsBatch)
layout.addWidget(runAsBatchButton)
cornerWidget.setLayout(layout)
self.tabWidget.setCornerWidget(cornerWidget)
self.mainWidget.parametersHaveChanged()
QgsMapLayerRegistry.instance().layerWasAdded.connect(self.mainWidget.layerAdded)
QgsMapLayerRegistry.instance().layersWillBeRemoved.connect(self.mainWidget.layersWillBeRemoved)
class GdalParametersPanel(ParametersPanel):
def __init__(self, parent, alg):
ParametersPanel.__init__(self, parent, alg)
w = QWidget()
layout = QVBoxLayout()
layout.setMargin(0)
layout.setSpacing(6)
label = QLabel()
label.setText(self.tr("GDAL/OGR console call"))
layout.addWidget(label)
self.text = QPlainTextEdit()
self.text.setReadOnly(True)
layout.addWidget(self.text)
w.setLayout(layout)
self.layoutMain.addWidget(w)
self.connectParameterSignals()
self.parametersHaveChanged()
def connectParameterSignals(self):
for w in self.widgets.values():
if isinstance(w, QLineEdit):
w.textChanged.connect(self.parametersHaveChanged)
elif isinstance(w, QComboBox):
w.currentIndexChanged.connect(self.parametersHaveChanged)
elif isinstance(w, QCheckBox):
w.stateChanged.connect(self.parametersHaveChanged)
elif isinstance(w, MultipleInputPanel):
w.selectionChanged.connect(self.parametersHaveChanged)
elif isinstance(w, NumberInputPanel):
w.hasChanged.connect(self.parametersHaveChanged)
def parametersHaveChanged(self):
try:
self.parent.setParamValues()
for output in self.alg.outputs:
if output.value is None:
output.value = self.tr("[temporary file]")
commands = self.alg.getConsoleCommands()
commands = [c for c in commands if c not in ['cmd.exe', '/C ']]
self.text.setPlainText(" ".join(commands))
except AlgorithmDialogBase.InvalidParameterValue as e:
self.text.setPlainText(self.tr("Invalid value for parameter '%s'") % e.parameter.description)
except:
self.text.setPlainText("")
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