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ModelerParameterDefinitionDialog.py
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ModelerParameterDefinitionDialog.py
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# -*- coding: utf-8 -*-
"""
***************************************************************************
ModelerParameterDefinitionDialog.py
---------------------
Date : August 2012
Copyright : (C) 2012 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. *
* *
***************************************************************************
"""
from sextante.parameters.ParameterFile import ParameterFile
__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
from PyQt4 import QtCore, QtGui
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from sextante.parameters.Parameter import Parameter
from sextante.parameters.ParameterBoolean import ParameterBoolean
from sextante.parameters.ParameterRaster import ParameterRaster
from sextante.parameters.ParameterTable import ParameterTable
from sextante.parameters.ParameterVector import ParameterVector
from sextante.parameters.ParameterMultipleInput import ParameterMultipleInput
from sextante.parameters.ParameterNumber import ParameterNumber
from sextante.parameters.ParameterString import ParameterString
from sextante.parameters.ParameterTableField import ParameterTableField
from sextante.parameters.ParameterExtent import ParameterExtent
class ModelerParameterDefinitionDialog(QtGui.QDialog):
PARAMETER_NUMBER="Number"
PARAMETER_RASTER="Raster Layer"
PARAMETER_TABLE="Table"
PARAMETER_VECTOR="Vector layer"
PARAMETER_STRING="String"
PARAMETER_BOOLEAN="Boolean"
PARAMETER_TABLE_FIELD="Table field"
PARAMETER_EXTENT="Extent"
PARAMETER_FILE="File"
#TO ADD
PARAMETER_MULTIPLE="Multiple input"
PARAMETER_FIXED_TABLE="Fixed table"
paramTypes = [PARAMETER_BOOLEAN, PARAMETER_EXTENT, PARAMETER_FILE, PARAMETER_NUMBER, PARAMETER_RASTER,
PARAMETER_STRING, PARAMETER_TABLE, PARAMETER_TABLE_FIELD, PARAMETER_VECTOR]
def __init__(self, alg, paramType = None, param = None):
self.alg = alg;
self.paramType = paramType
self.param = param
QtGui.QDialog.__init__(self)
self.setModal(True)
self.setupUi()
def setupUi(self):
self.setWindowTitle("Parameter definition")
self.verticalLayout = QtGui.QVBoxLayout(self)
self.verticalLayout.setSpacing(40)
self.verticalLayout.setMargin(20)
self.horizontalLayout = QtGui.QHBoxLayout(self)
self.horizontalLayout.setSpacing(2)
self.horizontalLayout.setMargin(0)
self.label = QtGui.QLabel("Parameter name")
self.horizontalLayout.addWidget(self.label)
self.nameTextBox = QtGui.QLineEdit()
self.horizontalLayout.addWidget(self.nameTextBox)
self.verticalLayout.addLayout(self.horizontalLayout)
self.horizontalLayout2 = QtGui.QHBoxLayout(self)
self.horizontalLayout2.setSpacing(2)
self.horizontalLayout2.setMargin(0)
self.horizontalLayout3 = QtGui.QHBoxLayout(self)
self.horizontalLayout3.setSpacing(2)
self.horizontalLayout3.setMargin(0)
if isinstance(self.param, Parameter):
self.nameTextBox.setText(self.param.description)
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or \
isinstance(self.param, ParameterBoolean):
self.horizontalLayout2.addWidget(QtGui.QLabel("Default value"))
self.yesNoCombo = QtGui.QComboBox()
self.yesNoCombo.addItem("Yes")
self.yesNoCombo.addItem("No")
if self.param is not None:
self.yesNoCombo.setCurrentIndex(0 if self.param.value else 1)
self.horizontalLayout2.addWidget(self.yesNoCombo)
self.verticalLayout.addLayout(self.horizontalLayout2)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD \
or isinstance(self.param, ParameterTableField):
self.horizontalLayout2.addWidget(QtGui.QLabel("Parent layer"))
self.parentCombo = QtGui.QComboBox()
idx = 0;
for param in self.alg.parameters:
if isinstance(param, (ParameterVector, ParameterTable)):
self.parentCombo.addItem(param.description, param.name)
if self.param is not None:
if self.param.parent == param.name:
self.parentCombo.setCurrentIndex(idx)
idx += 1
self.horizontalLayout2.addWidget(self.parentCombo)
self.verticalLayout.addLayout(self.horizontalLayout2)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_RASTER \
or isinstance(self.param, ParameterRaster):
self.horizontalLayout2.addWidget(QtGui.QLabel("Required"))
self.yesNoCombo = QtGui.QComboBox()
self.yesNoCombo.addItem("Yes")
self.yesNoCombo.addItem("No")
if self.param is not None:
self.yesNoCombo.setCurrentIndex(1 if self.param.optional else 0)
self.horizontalLayout2.addWidget(self.yesNoCombo)
self.verticalLayout.addLayout(self.horizontalLayout2)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE \
or isinstance(self.param, ParameterTable):
self.horizontalLayout2.addWidget(QtGui.QLabel("Required"))
self.yesNoCombo = QtGui.QComboBox()
self.yesNoCombo.addItem("Yes")
self.yesNoCombo.addItem("No")
if self.param is not None:
self.yesNoCombo.setCurrentIndex(1 if self.param.optional else 0)
self.horizontalLayout2.addWidget(self.yesNoCombo)
self.verticalLayout.addLayout(self.horizontalLayout2)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR \
or isinstance(self.param, ParameterVector):
self.horizontalLayout2.addWidget(QtGui.QLabel("Required"))
self.yesNoCombo = QtGui.QComboBox()
self.yesNoCombo.addItem("Yes")
self.yesNoCombo.addItem("No")
self.horizontalLayout2.addWidget(self.yesNoCombo)
self.horizontalLayout3.addWidget(QtGui.QLabel("Shape type"))
self.shapetypeCombo = QtGui.QComboBox()
self.shapetypeCombo.addItem("Any")
self.shapetypeCombo.addItem("Point")
self.shapetypeCombo.addItem("Line")
self.shapetypeCombo.addItem("Polygon")
if self.param is not None:
self.yesNoCombo.setCurrentIndex(1 if self.param.optional else 0)
self.shapetypeCombo.setCurrentIndex(self.param.shapetype + 1)
self.horizontalLayout3.addWidget(self.shapetypeCombo)
self.verticalLayout.addLayout(self.horizontalLayout3)
self.verticalLayout.addLayout(self.horizontalLayout2)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE \
or isinstance(self.param, ParameterMultipleInput):
self.horizontalLayout2.addWidget(QtGui.QLabel("Mandatory"))
self.yesNoCombo = QtGui.QComboBox()
self.yesNoCombo.addItem("Yes")
self.yesNoCombo.addItem("No")
self.horizontalLayout2.addWidget(self.yesNoCombo)
self.horizontalLayout3.addWidget(QtGui.QLabel("Data type"))
self.datatypeCombo = QtGui.QComboBox()
self.datatypeCombo.addItem("Vector (any)")
self.datatypeCombo.addItem("Vector (point)")
self.datatypeCombo.addItem("Vector (line)")
self.datatypeCombo.addItem("Vector (polygon)")
self.datatypeCombo.addItem("Raster")
self.datatypeCombo.addItem("Table")
if self.param is not None:
self.yesNoCombo.setCurrentIndex(1 if self.param.optional else 0)
self.datatypeCombo.setCurrentIndex(self.param.datatype + 1)
self.horizontalLayout3.addWidget(self.datatypeCombo)
self.verticalLayout.addLayout(self.horizontalLayout3)
self.verticalLayout.addLayout(self.horizontalLayout2)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER \
or isinstance(self.param, ParameterNumber):
self.horizontalLayout2.addWidget(QtGui.QLabel("Min/Max values"))
self.minTextBox = QtGui.QLineEdit()
self.maxTextBox = QtGui.QLineEdit()
self.horizontalLayout2.addWidget(self.minTextBox)
self.horizontalLayout2.addWidget(self.maxTextBox)
self.verticalLayout.addLayout(self.horizontalLayout2)
self.horizontalLayout3.addWidget(QtGui.QLabel("Default value"))
self.defaultTextBox = QtGui.QLineEdit()
self.defaultTextBox.setText("0")
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.horizontalLayout3.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayout3)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING \
or isinstance(self.param, ParameterString):
self.horizontalLayout2.addWidget(QtGui.QLabel("Default value"))
self.defaultTextBox = QtGui.QLineEdit()
if self.param is not None:
self.defaultTextBox.setText(self.param.default)
self.horizontalLayout2.addWidget(self.defaultTextBox)
self.verticalLayout.addLayout(self.horizontalLayout2)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE \
or isinstance(self.param, ParameterFile):
self.horizontalLayout2.addWidget(QtGui.QLabel("Type"))
self.fileFolderCombo = QtGui.QComboBox()
self.fileFolderCombo.addItem("File")
self.fileFolderCombo.addItem("Folder")
self.horizontalLayout2.addWidget(self.fileFolderCombo)
if self.param is not None:
self.fileFolderCombo.setCurrentIndex(1 if self.param.isFolder else 0)
self.buttonBox = QtGui.QDialogButtonBox(self)
self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
self.buttonBox.setStandardButtons(QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Ok)
self.buttonBox.setObjectName("buttonBox")
QObject.connect(self.buttonBox, QtCore.SIGNAL("accepted()"), self.okPressed)
QObject.connect(self.buttonBox, QtCore.SIGNAL("rejected()"), self.cancelPressed)
self.verticalLayout.addWidget(self.buttonBox)
self.setLayout(self.verticalLayout)
def okPressed(self):
description = unicode(self.nameTextBox.text())
if description.strip() == "":
QMessageBox.critical(self, "Unable to define parameter", "Invalid parameter name")
return
if self.param is None:
validChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
safeName = ''.join(c for c in description if c in validChars)
name = self.paramType.upper().replace(" ","") + "_" + safeName.upper()
else:
name = self.param.name
if self.paramType == ModelerParameterDefinitionDialog.PARAMETER_BOOLEAN or isinstance(self.param, ParameterBoolean):
self.param = ParameterBoolean(name, description, self.yesNoCombo.currentIndex() == 0)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE_FIELD or isinstance(self.param, ParameterTableField):
if self.parentCombo.currentIndex() < 0:
QMessageBox.critical(self, "Unable to define parameter", "Wrong or missing parameter values")
return
parent = self.parentCombo.itemData(self.parentCombo.currentIndex()).toPyObject()
self.param = ParameterTableField(name, description, parent)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_RASTER or isinstance(self.param, ParameterRaster):
self.param = ParameterRaster(name, description, self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_TABLE or isinstance(self.param, ParameterTable):
self.param = ParameterTable(name, description, self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_VECTOR or isinstance(self.param, ParameterVector):
self.param = ParameterVector(name, description, self.shapetypeCombo.currentIndex()-1, self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_MULTIPLE or isinstance(self.param, ParameterMultipleInput):
self.param = ParameterMultipleInput(name, description, self.datatypeCombo.currentIndex()-1, self.yesNoCombo.currentIndex() == 1)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_NUMBER or isinstance(self.param, ParameterNumber):
try:
vmin = str(self.minTextBox.text()).strip()
if vmin == "":
vmin = None
else:
vmin = float(vmin)
vmax = str(self.maxTextBox.text()).strip()
if vmax == "":
vmax = None
else:
vmax = float(vmax)
self.param = ParameterNumber(name, description, vmin, vmax, float(str(self.defaultTextBox.text())))
except:
QMessageBox.critical(self, "Unable to define parameter", "Wrong or missing parameter values")
return
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or isinstance(self.param, ParameterString):
self.param = ParameterString(name, description, str(self.defaultTextBox.text()))
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_EXTENT or isinstance(self.param, ParameterExtent):
self.param = ParameterExtent(name, description)
elif self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or isinstance(self.param, ParameterFile):
self.param = ParameterFile(name, description)
self.close()
def cancelPressed(self):
self.param = None
self.close()