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399 lines
17 KiB
Python
399 lines
17 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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BatchPanel.py
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---------------------
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Date : November 2014
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Copyright : (C) 2014 by Alexander Bruy
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Email : alexander dot bruy at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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__author__ = 'Alexander Bruy'
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__date__ = 'November 2014'
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__copyright__ = '(C) 2014, Alexander Bruy'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import os
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import json
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from qgis.PyQt import uic
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from qgis.PyQt.QtGui import QIcon
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from qgis.PyQt.QtWidgets import QTableWidgetItem, QComboBox, QLineEdit, QHeaderView, QFileDialog, QMessageBox
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from qgis.core import QgsApplication
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from processing.gui.FileSelectionPanel import FileSelectionPanel
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from processing.gui.CrsSelectionPanel import CrsSelectionPanel
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from processing.gui.ExtentSelectionPanel import ExtentSelectionPanel
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from processing.gui.FixedTablePanel import FixedTablePanel
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from processing.gui.PointSelectionPanel import PointSelectionPanel
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from processing.gui.BatchInputSelectionPanel import BatchInputSelectionPanel
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from processing.gui.BatchOutputSelectionPanel import BatchOutputSelectionPanel
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from processing.gui.GeometryPredicateSelectionPanel import GeometryPredicateSelectionPanel
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from processing.core.parameters import ParameterFile
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from processing.core.parameters import ParameterRaster
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from processing.core.parameters import ParameterTable
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from processing.core.parameters import ParameterVector
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from processing.core.parameters import ParameterExtent
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from processing.core.parameters import ParameterCrs
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from processing.core.parameters import ParameterPoint
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from processing.core.parameters import ParameterBoolean
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from processing.core.parameters import ParameterSelection
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from processing.core.parameters import ParameterFixedTable
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from processing.core.parameters import ParameterMultipleInput
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from processing.core.parameters import ParameterGeometryPredicate
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pluginPath = os.path.split(os.path.dirname(__file__))[0]
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WIDGET, BASE = uic.loadUiType(
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os.path.join(pluginPath, 'ui', 'widgetBatchPanel.ui'))
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class BatchPanel(BASE, WIDGET):
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PARAMETERS = "PARAMETERS"
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OUTPUTS = "OUTPUTS"
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def __init__(self, parent, alg):
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super(BatchPanel, self).__init__(None)
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self.setupUi(self)
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self.btnAdvanced.hide()
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# Set icons
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self.btnAdd.setIcon(QgsApplication.getThemeIcon('/symbologyAdd.svg'))
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self.btnRemove.setIcon(QgsApplication.getThemeIcon('/symbologyRemove.svg'))
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self.btnOpen.setIcon(QgsApplication.getThemeIcon('/mActionFileOpen.svg'))
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self.btnSave.setIcon(QgsApplication.getThemeIcon('/mActionFileSave.svg'))
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self.btnAdvanced.setIcon(QIcon(os.path.join(pluginPath, 'images', 'alg.png')))
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self.alg = alg
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self.parent = parent
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self.btnAdd.clicked.connect(self.addRow)
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self.btnRemove.clicked.connect(self.removeRows)
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self.btnOpen.clicked.connect(self.load)
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self.btnSave.clicked.connect(self.save)
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self.btnAdvanced.toggled.connect(self.toggleAdvancedMode)
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self.tblParameters.horizontalHeader().sectionDoubleClicked.connect(
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self.fillParameterValues)
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self.initWidgets()
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def initWidgets(self):
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# If there are advanced parameters — show corresponding button
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for param in self.alg.parameters:
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if param.isAdvanced:
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self.btnAdvanced.show()
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break
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# Determine column count
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nOutputs = self.alg.getVisibleOutputsCount() + 1
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if nOutputs == 1:
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nOutputs = 0
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self.tblParameters.setColumnCount(
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self.alg.getVisibleParametersCount() + nOutputs)
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# Table headers
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column = 0
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for param in self.alg.parameters:
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self.tblParameters.setHorizontalHeaderItem(
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column, QTableWidgetItem(param.description))
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if param.isAdvanced:
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self.tblParameters.setColumnHidden(column, True)
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column += 1
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for out in self.alg.outputs:
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if not out.hidden:
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self.tblParameters.setHorizontalHeaderItem(
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column, QTableWidgetItem(out.description))
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column += 1
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# Last column for indicating if output will be added to canvas
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if self.alg.getVisibleOutputsCount():
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self.tblParameters.setHorizontalHeaderItem(
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column, QTableWidgetItem(self.tr('Load in QGIS')))
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# Add three empty rows by default
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for i in xrange(3):
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self.addRow()
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self.tblParameters.horizontalHeader().setResizeMode(QHeaderView.Interactive)
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self.tblParameters.horizontalHeader().setDefaultSectionSize(250)
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self.tblParameters.horizontalHeader().setMinimumSectionSize(150)
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self.tblParameters.horizontalHeader().setResizeMode(QHeaderView.ResizeToContents)
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self.tblParameters.verticalHeader().setResizeMode(QHeaderView.ResizeToContents)
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self.tblParameters.horizontalHeader().setStretchLastSection(True)
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def getWidgetFromParameter(self, param, row, col):
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if isinstance(param, (ParameterRaster, ParameterVector, ParameterTable,
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ParameterMultipleInput)):
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item = BatchInputSelectionPanel(param, row, col, self)
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elif isinstance(param, ParameterBoolean):
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item = QComboBox()
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item.addItem(self.tr('Yes'))
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item.addItem(self.tr('No'))
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if param.default:
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item.setCurrentIndex(0)
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else:
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item.setCurrentIndex(1)
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elif isinstance(param, ParameterSelection):
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item = QComboBox()
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item.addItems(param.options)
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elif isinstance(param, ParameterFixedTable):
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item = FixedTablePanel(param)
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elif isinstance(param, ParameterExtent):
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item = ExtentSelectionPanel(self.parent, self.alg, param.default)
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elif isinstance(param, ParameterPoint):
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item = PointSelectionPanel(self.parent, param.default)
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elif isinstance(param, ParameterCrs):
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item = CrsSelectionPanel(param.default)
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elif isinstance(param, ParameterFile):
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item = FileSelectionPanel(param.isFolder)
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elif isinstance(param, ParameterGeometryPredicate):
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item = GeometryPredicateSelectionPanel(param.enabledPredicates, rows=1)
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width = max(self.tblParameters.columnWidth(col),
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item.sizeHint().width())
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self.tblParameters.setColumnWidth(col, width)
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else:
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item = QLineEdit()
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try:
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item.setText(unicode(param.default))
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except:
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pass
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return item
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def load(self):
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filename = unicode(QFileDialog.getOpenFileName(self,
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self.tr('Open batch'), None,
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self.tr('JSON files (*.json)')))
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if filename:
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with open(filename) as f:
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values = json.load(f)
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else:
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# If the user clicked on the cancel button.
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return
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self.tblParameters.setRowCount(0)
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try:
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for row, alg in enumerate(values):
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self.addRow()
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params = alg[self.PARAMETERS]
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outputs = alg[self.OUTPUTS]
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column = 0
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for param in self.alg.parameters:
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if param.hidden:
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continue
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widget = self.tblParameters.cellWidget(row, column)
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if param.name in params:
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value = params[param.name]
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self.setValueInWidget(widget, value)
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column += 1
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for out in self.alg.outputs:
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if out.hidden:
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continue
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widget = self.tblParameters.cellWidget(row, column)
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if out.name in outputs:
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value = outputs[out.name]
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self.setValueInWidget(widget, value)
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column += 1
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except TypeError:
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QMessageBox.critical(
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self,
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self.tr('Error'),
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self.tr('An error occurred while reading your file.'))
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def setValueInWidget(self, widget, value):
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if isinstance(widget, (BatchInputSelectionPanel, QLineEdit, FileSelectionPanel)):
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widget.setText(unicode(value))
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elif isinstance(widget, (BatchOutputSelectionPanel, GeometryPredicateSelectionPanel)):
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widget.setValue(unicode(value))
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elif isinstance(widget, QComboBox):
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idx = widget.findText(unicode(value))
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if idx != -1:
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widget.setCurrentIndex(idx)
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elif isinstance(widget, ExtentSelectionPanel):
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if value is not None:
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widget.setExtentFromString(value)
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else:
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widget.setExtentFromString('')
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elif isinstance(widget, CrsSelectionPanel):
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widget.setAuthId(value)
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def save(self):
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toSave = []
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for row in range(self.tblParameters.rowCount()):
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algParams = {}
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algOutputs = {}
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col = 0
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alg = self.alg.getCopy()
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for param in alg.parameters:
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if param.hidden:
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continue
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if isinstance(param, ParameterExtent):
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col += 1
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continue
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widget = self.tblParameters.cellWidget(row, col)
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if not self.setParamValue(param, widget, alg):
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self.parent.lblProgress.setText(
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self.tr('<b>Missing parameter value: %s (row %d)</b>') % (param.description, row + 1))
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return
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algParams[param.name] = param.getValueAsCommandLineParameter()
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col += 1
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col = 0
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for param in alg.parameters:
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if param.hidden:
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continue
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if isinstance(param, ParameterExtent):
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widget = self.tblParameters.cellWidget(row, col)
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if not self.setParamValue(param, widget, alg):
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self.parent.lblProgress.setText(
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self.tr('<b>Missing parameter value: %s (row %d)</b>') % (param.description, row + 1))
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return
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algParams[param.name] = unicode(param.value())
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col += 1
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for out in alg.outputs:
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if out.hidden:
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continue
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widget = self.tblParameters.cellWidget(row, col)
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text = widget.getValue()
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if text.strip() != '':
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algOutputs[out.name] = text.strip()
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col += 1
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else:
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self.parent.lblProgress.setText(
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self.tr('<b>Wrong or missing parameter value: %s (row %d)</b>') % (out.description, row + 1))
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return
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toSave.append({self.PARAMETERS: algParams, self.OUTPUTS: algOutputs})
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filename = unicode(QFileDialog.getSaveFileName(self,
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self.tr('Save batch'),
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None,
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self.tr('JSON files (*.json)')))
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if filename:
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if not filename.endswith('.json'):
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filename += '.json'
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with open(filename, 'w') as f:
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json.dump(toSave, f)
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def setParamValue(self, param, widget, alg=None):
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if isinstance(param, (ParameterRaster, ParameterVector, ParameterTable,
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ParameterMultipleInput)):
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value = widget.getText()
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if unicode(value).strip() == '':
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value = None
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return param.setValue(value)
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elif isinstance(param, ParameterBoolean):
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return param.setValue(widget.currentIndex() == 0)
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elif isinstance(param, ParameterSelection):
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return param.setValue(widget.currentIndex())
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elif isinstance(param, ParameterFixedTable):
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return param.setValue(widget.table)
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elif isinstance(param, ParameterExtent):
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if alg is not None:
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widget.useNewAlg(alg)
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return param.setValue(widget.getValue())
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elif isinstance(param, (ParameterCrs, ParameterFile)):
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return param.setValue(widget.getValue())
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elif isinstance(param, ParameterGeometryPredicate):
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return param.setValue(widget.value())
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else:
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return param.setValue(widget.text())
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def addRow(self):
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self.tblParameters.setRowCount(self.tblParameters.rowCount() + 1)
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row = self.tblParameters.rowCount() - 1
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column = 0
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for param in self.alg.parameters:
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if param.hidden:
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continue
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self.tblParameters.setCellWidget(
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row, column, self.getWidgetFromParameter(param, row, column))
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column += 1
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for out in self.alg.outputs:
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if out.hidden:
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continue
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self.tblParameters.setCellWidget(
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row, column, BatchOutputSelectionPanel(
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out, self.alg, row, column, self))
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column += 1
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if self.alg.getVisibleOutputsCount():
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item = QComboBox()
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item.addItem(self.tr('Yes'))
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item.addItem(self.tr('No'))
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item.setCurrentIndex(0)
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self.tblParameters.setCellWidget(row, column, item)
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def removeRows(self):
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#~ self.tblParameters.setUpdatesEnabled(False)
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#~ indexes = self.tblParameters.selectionModel().selectedIndexes()
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#~ indexes.sort()
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#~ for i in reversed(indexes):
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#~ self.tblParameters.model().removeRow(i.row())
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#~ self.tblParameters.setUpdatesEnabled(True)
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if self.tblParameters.rowCount() > 2:
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self.tblParameters.setRowCount(self.tblParameters.rowCount() - 1)
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def fillParameterValues(self, column):
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widget = self.tblParameters.cellWidget(0, column)
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if isinstance(widget, QComboBox):
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widgetValue = widget.currentIndex()
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for row in range(1, self.tblParameters.rowCount()):
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self.tblParameters.cellWidget(row, column).setCurrentIndex(widgetValue)
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elif isinstance(widget, ExtentSelectionPanel):
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widgetValue = widget.getValue()
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for row in range(1, self.tblParameters.rowCount()):
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if widgetValue is not None:
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self.tblParameters.cellWidget(row, column).setExtentFromString(widgetValue)
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else:
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self.tblParameters.cellWidget(row, column).setExtentFromString('')
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elif isinstance(widget, CrsSelectionPanel):
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widgetValue = widget.getValue()
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for row in range(1, self.tblParameters.rowCount()):
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self.tblParameters.cellWidget(row, column).setAuthId(widgetValue)
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elif isinstance(widget, FileSelectionPanel):
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widgetValue = widget.getValue()
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for row in range(1, self.tblParameters.rowCount()):
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self.tblParameters.cellWidget(row, column).setText(widgetValue)
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elif isinstance(widget, QLineEdit):
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widgetValue = widget.text()
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for row in range(1, self.tblParameters.rowCount()):
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self.tblParameters.cellWidget(row, column).setText(widgetValue)
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elif isinstance(widget, BatchInputSelectionPanel):
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widgetValue = widget.getText()
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for row in range(1, self.tblParameters.rowCount()):
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self.tblParameters.cellWidget(row, column).setText(widgetValue)
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elif isinstance(widget, GeometryPredicateSelectionPanel):
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widgetValue = widget.value()
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for row in range(1, self.tblParameters.rowCount()):
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self.tblParameters.cellWidget(row, column).setValue(widgetValue)
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else:
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pass
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def toggleAdvancedMode(self, checked):
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for column, param in enumerate(self.alg.parameters):
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if param.isAdvanced:
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self.tblParameters.setColumnHidden(column, not checked)
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