QGIS/python/plugins/processing/gui/MultipleInputPanel.py
2016-04-29 14:10:41 +02:00

88 lines
3.0 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
MultipleInputPanel.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. *
* *
***************************************************************************
"""
__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__ = '$Format:%H$'
import os
from qgis.PyQt import uic
from qgis.PyQt.QtCore import pyqtSignal
from processing.gui.MultipleInputDialog import MultipleInputDialog
from processing.gui.MultipleFileInputDialog import MultipleFileInputDialog
pluginPath = os.path.split(os.path.dirname(__file__))[0]
WIDGET, BASE = uic.loadUiType(
os.path.join(pluginPath, 'ui', 'widgetBaseSelector.ui'))
class MultipleInputPanel(BASE, WIDGET):
selectionChanged = pyqtSignal()
def __init__(self, options=None, datatype=None):
super(MultipleInputPanel, self).__init__(None)
self.setupUi(self)
self.leText.setEnabled(False)
self.leText.setText(self.tr('0 elements selected'))
self.btnSelect.clicked.connect(self.showSelectionDialog)
self.options = options
self.datatype = datatype
self.selectedoptions = []
def setSelectedItems(self, selected):
# No checking is performed!
self.selectedoptions = selected
self.leText.setText(
self.tr('%d elements selected') % len(self.selectedoptions))
def showSelectionDialog(self):
if self.datatype is None:
dlg = MultipleInputDialog(self.options, self.selectedoptions)
else:
dlg = MultipleFileInputDialog(self.selectedoptions)
dlg.exec_()
if dlg.selectedoptions is not None:
self.selectedoptions = dlg.selectedoptions
self.leText.setText(
self.tr('%d elements selected') % len(self.selectedoptions))
self.selectionChanged.emit()
def updateForOptions(self, options):
selectedoptions = []
selected = [self.options[i] for i in self.selectedoptions]
for sel in selected:
try:
idx = options.index(sel)
selectedoptions.append(idx)
except ValueError:
pass
self.options = options
self.setSelectedItems(selectedoptions)