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add ParameterMultipleExternalInput parameter type

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This commit is contained in:
Alexia Mondot 2014-01-17 19:01:08 +01:00
parent e84652136c
commit cdadc701ee
6 changed files with 326 additions and 1 deletions
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15
python/plugins/processing/gui/AlgorithmExecutionDialog.py
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@ -6,7 +6,11 @@
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya
Alexia Mondot (CS SI) - managing the new parameter ParameterMultipleExternalInput
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
@ -50,6 +54,7 @@ from processing.parameters.ParameterFile import ParameterFile
from processing.parameters.ParameterCrs import ParameterCrs
from processing.parameters.ParameterExtent import ParameterExtent
from processing.parameters.ParameterString import ParameterString
from processing.parameters.ParameterMultipleExternalInput import ParameterMultipleExternalInput
from processing.outputs.OutputRaster import OutputRaster
from processing.outputs.OutputVector import OutputVector
from processing.outputs.OutputTable import OutputTable
@ -162,6 +167,13 @@ class AlgorithmExecutionDialog(QtGui.QDialog):
return True
def setParamValue(self, param, widget):
"""
set the .value of the parameter according to the given widget
the way to get the value is different for each value,
so there is a code for each kind of parameter
param : -il <ParameterMultipleInput> or -method <ParameterSelection> ...
"""
if isinstance(param, ParameterRaster):
return param.setValue(widget.getValue())
elif isinstance(param, (ParameterVector, ParameterTable)):
@ -188,6 +200,9 @@ class AlgorithmExecutionDialog(QtGui.QDialog):
for index in widget.selectedoptions:
value.append(options[index])
return param.setValue(value)
elif isinstance(param, ParameterMultipleExternalInput):
value = widget.selectedoptions
return param.setValue(value)
elif isinstance(param, (ParameterNumber, ParameterFile, ParameterCrs,
ParameterExtent)):
return param.setValue(widget.getValue())

111
python/plugins/processing/gui/MultipleExternalInputDialog.py Normal file
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@ -0,0 +1,111 @@
# -*- coding: utf-8 -*-
"""
***************************************************************************
MultipleExternalInputDialog.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya - basis from MultipleInputDialog
Alexia Mondot (CS SI) - new parameter
***************************************************************************
* *
* 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__ = '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
import os
class MultipleExternalInputDialog(QtGui.QDialog):
def __init__(self, selectedoptions):
self.selectedoptions = selectedoptions
self.options=selectedoptions
QtGui.QDialog.__init__(self)
self.setModal(True)
self.setupUi()
self.selectedoptions = None
def setupUi(self):
self.resize(381, 320)
self.setWindowTitle("Multiple selection")
self.horizontalLayout = QtGui.QHBoxLayout(self)
self.horizontalLayout.setSpacing(2)
self.horizontalLayout.setMargin(0)
self.buttonBox = QtGui.QDialogButtonBox()
self.buttonBox.setOrientation(QtCore.Qt.Vertical)
self.buttonBox.setStandardButtons(QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Ok)
self.buttonPlus = QtGui.QPushButton("+")
self.buttonBox.addButton(self.buttonPlus, QtGui.QDialogButtonBox.ActionRole)
self.buttonMoins = QtGui.QPushButton("-")
self.buttonBox.addButton(self.buttonMoins, QtGui.QDialogButtonBox.ActionRole)
self.table = QtGui.QTableWidget()
self.table.setColumnCount(1)
self.table.setColumnWidth(0,270)
self.table.verticalHeader().setVisible(False)
self.table.horizontalHeader().setVisible(False)
self.table.horizontalHeader().setResizeMode(QtGui.QHeaderView.Stretch)
self.horizontalLayout.addWidget(self.table)
self.horizontalLayout.addWidget(self.buttonBox)
self.setLayout(self.horizontalLayout)
QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL("accepted()"), self.okPressed)
QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL("rejected()"), self.cancelPressed)
QtCore.QObject.connect(self.buttonPlus, QtCore.SIGNAL("clicked()"), self.addFile)
QtCore.QObject.connect(self.buttonMoins, QtCore.SIGNAL("clicked()"), self.removeFile)
QtCore.QMetaObject.connectSlotsByName(self)
def setTableContent(self):
# "self.options :", ['/temp/confmat1-1.csv', '/temp/confmat2-1.csv']
self.table.setRowCount(len(self.options))
for i in range(len(self.options)):
item = QtGui.QLabel()
item.setText(self.options[i])
self.table.setCellWidget(i,0, item)
def okPressed(self):
self.selectedoptions = []
self.selectedoptions = self.options
# "self.selectedoptions :", ['/temp/confmat1-1.csv', '/temp/confmat2-1.csv']
self.close()
def cancelPressed(self):
self.selectedoptions = None
self.close()
def addFile(self):
settings = QtCore.QSettings()
lastfolder = settings.value("processingFilesLastFolder")
if lastfolder :
path = lastfolder
else :
path = QtCore.QDir.currentPath()
filesOpened = QtGui.QFileDialog.getOpenFileNames( None, "Select the file(s) to use", path, "All files (*.*)" )
lastfile = ""
for item in filesOpened:
self.options.append( str(item) )
lastfile=item
self.setTableContent()
folder = os.path.dirname( str( lastfile ) )
settings.setValue("processingFilesLastFolder", folder)
def removeFile(self):
indexRow = self.table.currentRow()
itemToRemove = self.options[indexRow]
self.options.remove(itemToRemove)
self.setTableContent()

75
python/plugins/processing/gui/MultipleExternalInputPanel.py Normal file
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@ -0,0 +1,75 @@
# -*- coding: utf-8 -*-
"""
***************************************************************************
MultipleExternalInputPanel.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya - basis from MultipleInputPanel
Alexia Mondot (CS SI) - adapt for a new parameter
***************************************************************************
* *
* 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__ = '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 processing.gui.MultipleExternalInputDialog import MultipleExternalInputDialog
class MultipleExternalInputPanel(QtGui.QWidget):
def __init__(self, parent = None):
super(MultipleExternalInputPanel, self).__init__(parent)
self.selectedoptions = []
self.horizontalLayout = QtGui.QHBoxLayout(self)
self.horizontalLayout.setSpacing(2)
self.horizontalLayout.setMargin(0)
self.label = QtGui.QLabel()
self.label.setText("0 elements selected")
self.label.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
self.horizontalLayout.addWidget(self.label)
self.pushButton = QtGui.QPushButton()
self.pushButton.setText("...")
self.pushButton.clicked.connect(self.showSelectionDialog)
self.horizontalLayout.addWidget(self.pushButton)
self.setLayout(self.horizontalLayout)
def setSelectedItems(self, selected):
#no checking is performed!
self.selectedoptions = selected
self.label.setText(str(len(self.selectedoptions)) + " elements selected")
def showSelectionDialog(self):
#=======================================================================
# #If there is a datatype, we use it to create the list of options
# if self.datatype is not None:
# if self.datatype == ParameterMultipleInput.TYPE_RASTER:
# options = QGisLayers.getRasterLayers()
# elif self.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
# options = QGisLayers.getVectorLayers()
# else:
# options = QGisLayers.getVectorLayers(self.datatype)
# opts = []
# for opt in options:
# opts.append(opt.name())
# self.options = opts
#=======================================================================
dlg = MultipleExternalInputDialog(self.selectedoptions)
dlg.exec_()
if dlg.selectedoptions != None:
self.selectedoptions = dlg.selectedoptions
self.label.setText(str(len(self.selectedoptions)) + " elements selected")

8
python/plugins/processing/gui/ParametersPanel.py
View File

@ -6,7 +6,11 @@
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya
Alexia Mondot (CS SI) - managing the new parameter ParameterMultipleExternalInput
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
@ -42,6 +46,7 @@ from processing.gui.NumberInputPanel import NumberInputPanel
from processing.gui.ExtentSelectionPanel import ExtentSelectionPanel
from processing.gui.FileSelectionPanel import FileSelectionPanel
from processing.gui.CrsSelectionPanel import CrsSelectionPanel
from processing.gui.MultipleExternalInputPanel import MultipleExternalInputPanel
from processing.parameters.ParameterRaster import ParameterRaster
from processing.parameters.ParameterVector import ParameterVector
@ -57,6 +62,7 @@ from processing.parameters.ParameterExtent import ParameterExtent
from processing.parameters.ParameterFile import ParameterFile
from processing.parameters.ParameterCrs import ParameterCrs
from processing.parameters.ParameterString import ParameterString
from processing.parameters.ParameterMultipleExternalInput import ParameterMultipleExternalInput
from processing.outputs.OutputRaster import OutputRaster
from processing.outputs.OutputTable import OutputTable
@ -276,6 +282,8 @@ class ParametersPanel(QtGui.QWidget):
for opt in options:
opts.append(self.getExtendedLayerName(opt))
item = MultipleInputPanel(opts)
elif isinstance(param, ParameterMultipleExternalInput):
item = MultipleExternalInputPanel()
elif isinstance(param, ParameterNumber):
item = NumberInputPanel(param.default, param.min, param.max,
param.isInteger)

12
python/plugins/processing/parameters/ParameterFactory.py
View File

@ -6,7 +6,11 @@
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya
Alexia Mondot (CS SI) - managing the new parameter ParameterMultipleExternalInput
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
@ -39,12 +43,17 @@ from processing.parameters.ParameterFixedTable import ParameterFixedTable
from processing.parameters.ParameterExtent import ParameterExtent
from processing.parameters.ParameterFile import ParameterFile
from processing.parameters.ParameterCrs import ParameterCrs
from processing.parameters.ParameterMultipleExternalInput import ParameterMultipleExternalInput
class ParameterFactory:
@staticmethod
def getFromString(s):
"""
In : ParameterNumber|-nodatalabel|Label for the NoData class|None|None|0
Out : returns the object from class pointed by s with information extracted from s
"""
classes = [
ParameterBoolean,
ParameterMultipleInput,
@ -60,7 +69,8 @@ class ParameterFactory:
ParameterExtent,
ParameterFile,
ParameterCrs,
ParameterMultipleExternalInput
]
for clazz in classes:
if s.startswith(clazz().parameterName()):
return clazz().deserialize(s)
return clazz().deserialize(s)

106
python/plugins/processing/parameters/ParameterMultipleExternalInput.py Normal file
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@ -0,0 +1,106 @@
# -*- coding: utf-8 -*-
"""
***************************************************************************
ParameterMultipleExternalInput.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya - basis from ParameterMultipleInput
Alexia Mondot (CS SI) - managing the new parameter ParameterMultipleExternalInput
***************************************************************************
* *
* 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__ = '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 processing.parameters.ParameterDataObject import ParameterDataObject
from processing.core.QGisLayers import QGisLayers
from qgis.core import *
from processing.core.LayerExporter import LayerExporter
class ParameterMultipleExternalInput(ParameterDataObject):
'''A parameter representing several data objects.
Its value is a string with substrings separated by semicolons, each of which
represents the data source location of each element'''
exported = None
def __init__(self, name="", description="", optional = False):
ParameterDataObject.__init__(self, name, description)
self.datatype = None # to delete
self.optional = optional
self.value = None
self.exported = None
self.default=""
def setValue(self, obj):
if isinstance(obj, list):
if len(obj) == 0:
if self.optional:
return True
else:
return False
s = ""
idx = 0
for filename in obj:
s += filename
if idx < len(obj) - 1:
s+=" "
idx=idx+1;
self.value = s;
return True
def getSafeExportedLayers(self):
'''Returns not the value entered by the user, but a string with semicolon-separated filenames
which contains the data of the selected layers, but saved in a standard format (currently
shapefiles for vector layers and GeoTiff for raster) so that they can be opened by most
external applications.
If there is a selection and QGIS is configured to use just the selection, if exports
the layer even if it is already in a suitable format.
Works only if the layer represented by the parameter value is currently loaded in QGIS.
Otherwise, it will not perform any export and return the current value string.
If the current value represents a layer in a suitable format, it does no export at all
and returns that value.
Currently, it works just for vector layer. In the case of raster layers, it returns the
parameter value.
The layers are exported just the first time the method is called. The method can be called
several times and it will always return the same string, performing the export only the first time.'''
if self.exported:
return self.exported
self.exported = self.value
layers = self.value.split(";")
if layers == None or len(layers) == 0:
return self.value
return layers
def serialize(self):
return self.__module__.split(".")[-1] + "|" + self.name + "|" + self.description + "|" + str(self.optional)
def deserialize(self, s):
"""
in : string : ParameterNumber|-nodatalabel|Label for the NoData class|None|None|0
returns the current class object from extracted information from s
"""
tokens = s.split("|")
return ParameterMultipleExternalInput(tokens[1], tokens[2], tokens[3] == str(True))
def getAsScriptCode(self):
return "##" + self.name