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154 lines
6.3 KiB
Python
154 lines
6.3 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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BatchInputSelectionPanel.py
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---------------------
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Date : August 2012
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Copyright : (C) 2012 by Victor Olaya
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Email : volayaf 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__ = 'Victor Olaya'
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__date__ = 'August 2012'
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__copyright__ = '(C) 2012, Victor Olaya'
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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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from qgis.PyQt.QtCore import QSettings
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from qgis.PyQt.QtWidgets import QWidget, QHBoxLayout, QMenu, QPushButton, QLineEdit, QSizePolicy, QAction, QFileDialog
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from qgis.PyQt.QtGui import QCursor
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from processing.gui.MultipleInputDialog import MultipleInputDialog
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from processing.core.parameters import ParameterMultipleInput
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from processing.core.parameters import ParameterRaster
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from processing.core.parameters import ParameterVector
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from processing.core.parameters import ParameterTable
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from processing.tools import dataobjects
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class BatchInputSelectionPanel(QWidget):
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def __init__(self, param, row, col, panel):
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super(BatchInputSelectionPanel, self).__init__(None)
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self.param = param
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self.panel = panel
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self.table = self.panel.tblParameters
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self.row = row
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self.col = col
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self.horizontalLayout = QHBoxLayout(self)
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self.horizontalLayout.setSpacing(0)
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self.horizontalLayout.setMargin(0)
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self.text = QLineEdit()
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self.text.setMinimumWidth(300)
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self.text.setText('')
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self.text.setSizePolicy(QSizePolicy.Expanding,
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QSizePolicy.Expanding)
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self.horizontalLayout.addWidget(self.text)
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self.pushButton = QPushButton()
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self.pushButton.setText('...')
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self.pushButton.clicked.connect(self.showPopupMenu)
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self.horizontalLayout.addWidget(self.pushButton)
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self.setLayout(self.horizontalLayout)
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def showPopupMenu(self):
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popupmenu = QMenu()
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if not (isinstance(self.param, ParameterMultipleInput) and
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self.param.datatype == dataobjects.TYPE_FILE):
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selectLayerAction = QAction(
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self.tr('Select from open layers'), self.pushButton)
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selectLayerAction.triggered.connect(self.showLayerSelectionDialog)
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popupmenu.addAction(selectLayerAction)
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selectFileAction = QAction(
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self.tr('Select from filesystem'), self.pushButton)
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selectFileAction.triggered.connect(self.showFileSelectionDialog)
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popupmenu.addAction(selectFileAction)
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popupmenu.exec_(QCursor.pos())
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def showLayerSelectionDialog(self):
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if (isinstance(self.param, ParameterRaster) or
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(isinstance(self.param, ParameterMultipleInput) and
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self.param.datatype == dataobjects.TYPE_RASTER)):
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layers = dataobjects.getRasterLayers()
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elif isinstance(self.param, ParameterTable):
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layers = dataobjects.getTables()
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else:
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if isinstance(self.param, ParameterVector):
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datatype = self.param.datatype
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else:
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datatype = [self.param.datatype]
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layers = dataobjects.getVectorLayers(datatype)
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dlg = MultipleInputDialog([layer.name() for layer in layers])
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dlg.exec_()
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if dlg.selectedoptions is not None:
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selected = dlg.selectedoptions
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if len(selected) == 1:
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self.text.setText(layers[selected[0]].name())
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else:
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if isinstance(self.param, ParameterMultipleInput):
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self.text.setText(';'.join(layers[idx].name() for idx in selected))
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else:
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rowdif = len(selected) - (self.table.rowCount() - self.row)
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for i in range(rowdif):
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self.panel.addRow()
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for i, layeridx in enumerate(selected):
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self.table.cellWidget(i + self.row,
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self.col).setText(layers[layeridx].name())
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def showFileSelectionDialog(self):
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settings = QSettings()
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text = unicode(self.text.text())
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if os.path.isdir(text):
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path = text
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elif os.path.isdir(os.path.dirname(text)):
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path = os.path.dirname(text)
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elif settings.contains('/Processing/LastInputPath'):
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path = unicode(settings.value('/Processing/LastInputPath'))
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else:
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path = ''
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ret, selected_filter = QFileDialog.getOpenFileNames(self, self.tr('Open file'), path,
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self.tr('All files(*.*);;') + self.param.getFileFilter())
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if ret:
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files = list(ret)
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settings.setValue('/Processing/LastInputPath',
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os.path.dirname(unicode(files[0])))
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for i, filename in enumerate(files):
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files[i] = dataobjects.getRasterSublayer(filename, self.param)
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if len(files) == 1:
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self.text.setText(files[0])
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else:
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if isinstance(self.param, ParameterMultipleInput):
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self.text.setText(';'.join(unicode(f) for f in files))
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else:
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rowdif = len(files) - (self.table.rowCount() - self.row)
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for i in range(rowdif):
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self.panel.addRow()
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for i, f in enumerate(files):
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self.table.cellWidget(i + self.row,
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self.col).setText(f)
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def setText(self, text):
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return self.text.setText(text)
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def getText(self):
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return self.text.text()
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