QGIS/python/plugins/processing/modeler/MultilineTextPanel.py

# -*- coding: utf-8 -*-

"""
***************************************************************************
    MultilineTextPanel.py
    ---------------------
    Date                 : January 2013
    Copyright            : (C) 2013 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__ = 'January 2013'
__copyright__ = '(C) 2013, Victor Olaya'

# This will get replaced with a git SHA1 when you do a git archive

__revision__ = '$Format:%H$'

from PyQt4 import QtCore, QtGui


class MultilineTextPanel(QtGui.QWidget):

    USE_TEXT = 0

    def __init__(self, options, model, parent=None):
        super(MultilineTextPanel, self).__init__(parent)
        self.options = options
        self.model = model
        self.verticalLayout = QtGui.QVBoxLayout(self)
        self.verticalLayout.setSpacing(2)
        self.verticalLayout.setMargin(0)
        self.combo = QtGui.QComboBox()
        self.combo.addItem('[Use text below]')
        for option in options:
            self.combo.addItem(option.name(), option)
        self.combo.setSizePolicy(QtGui.QSizePolicy.Expanding,
                                 QtGui.QSizePolicy.Expanding)
        self.verticalLayout.addWidget(self.combo)
        self.textBox = QtGui.QPlainTextEdit()
        self.verticalLayout.addWidget(self.textBox)
        self.setLayout(self.verticalLayout)

    def setText(self, text):
        self.textBox.setPlainText(text)

    def getOption(self):
        return self.combo.currentIndex()

    def getValue(self):
        if self.combo.currentIndex() == 0:
            return unicode(self.textBox.toPlainText())
        else:
            return self.combo.itemData(self.combo.currentIndex())

    def setValue(self, value):
        items = [self.combo.itemData(i) for i in range(1, self.combo.count())]
        for idx, item in enumerate(items):
            if item == value:
                self.combo.setCurrentIndex(idx)
                return
        self.combo.setCurrentIndex(0)
        if value:
            self.textBox.setPlainText(value)