# -*- coding: utf-8 -*- """ *************************************************************************** ConfigDialog.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 PyQt4 import uic from PyQt4.QtCore import Qt, QEvent, QPyNullVariant from PyQt4.QtGui import (QFileDialog, QDialog, QIcon, QStyle, QStandardItemModel, QStandardItem, QMessageBox, QStyledItemDelegate, QLineEdit, QSpinBox, QDoubleSpinBox, QWidget, QToolButton, QHBoxLayout) from processing.core.ProcessingConfig import ProcessingConfig, Setting from processing.core.Processing import Processing pluginPath = os.path.split(os.path.dirname(__file__))[0] WIDGET, BASE = uic.loadUiType( os.path.join(pluginPath, 'ui', 'DlgConfig.ui')) class ConfigDialog(BASE, WIDGET): def __init__(self, toolbox): super(ConfigDialog, self).__init__(None) self.setupUi(self) self.toolbox = toolbox self.groupIcon = QIcon() self.groupIcon.addPixmap(self.style().standardPixmap( QStyle.SP_DirClosedIcon), QIcon.Normal, QIcon.Off) self.groupIcon.addPixmap(self.style().standardPixmap( QStyle.SP_DirOpenIcon), QIcon.Normal, QIcon.On) if hasattr(self.searchBox, 'setPlaceholderText'): self.searchBox.setPlaceholderText(self.tr('Search...')) self.model = QStandardItemModel() self.tree.setModel(self.model) self.delegate = SettingDelegate() self.tree.setItemDelegateForColumn(1, self.delegate) self.searchBox.textChanged.connect(self.fillTree) self.fillTree() self.tree.expanded.connect(self.adjustColumns) def fillTree(self): self.items = {} self.model.clear() self.model.setHorizontalHeaderLabels([self.tr('Setting'), self.tr('Value')]) text = unicode(self.searchBox.text()) settings = ProcessingConfig.getSettings() rootItem = self.model.invisibleRootItem() priorityKeys = [self.tr('General'), self.tr('Models'), self.tr('Scripts')] for group in priorityKeys: groupItem = QStandardItem(group) icon = ProcessingConfig.getGroupIcon(group) groupItem.setIcon(icon) groupItem.setEditable(False) emptyItem = QStandardItem() emptyItem.setEditable(False) rootItem.insertRow(0, [groupItem, emptyItem]) for setting in settings[group]: if setting.hidden: continue if text == '' or text.lower() in setting.description.lower(): labelItem = QStandardItem(setting.description) labelItem.setIcon(icon) labelItem.setEditable(False) self.items[setting] = SettingItem(setting) groupItem.insertRow(0, [labelItem, self.items[setting]]) if text != '': self.tree.expand(groupItem.index()) providersItem = QStandardItem(self.tr('Providers')) icon = QIcon(os.path.join(pluginPath, 'images', 'alg.png')) providersItem.setIcon(icon) providersItem.setEditable(False) emptyItem = QStandardItem() emptyItem.setEditable(False) rootItem.insertRow(0, [providersItem, emptyItem]) for group in settings.keys(): if group in priorityKeys: continue groupItem = QStandardItem(group) icon = ProcessingConfig.getGroupIcon(group) groupItem.setIcon(icon) groupItem.setEditable(False) for setting in settings[group]: if setting.hidden: continue if text == '' or text.lower() in setting.description.lower(): labelItem = QStandardItem(setting.description) labelItem.setIcon(icon) labelItem.setEditable(False) self.items[setting] = SettingItem(setting) groupItem.insertRow(0, [labelItem, self.items[setting]]) emptyItem = QStandardItem() emptyItem.setEditable(False) providersItem.appendRow([groupItem, emptyItem]) self.tree.sortByColumn(0, Qt.AscendingOrder) self.adjustColumns() def accept(self): for setting in self.items.keys(): if isinstance(setting.value, bool): setting.value = self.items[setting].checkState() == Qt.Checked elif isinstance(setting.value, (float, int, long)): value = unicode(self.items[setting].text()) try: value = float(value) setting.value = value except ValueError: QMessageBox.critical(self, self.tr('Wrong value'), self.tr('Wrong parameter value:\n%1') % value) return else: setting.value = unicode(self.items[setting].text()) setting.save() Processing.updateAlgsList() QDialog.accept(self) def adjustColumns(self): self.tree.resizeColumnToContents(0) self.tree.resizeColumnToContents(1) class SettingItem(QStandardItem): def __init__(self, setting): QStandardItem.__init__(self) self.setting = setting self.setData(setting.valuetype, Qt.UserRole) if isinstance(setting.value, bool): self.setCheckable(True) self.setEditable(False) if setting.value: self.setCheckState(Qt.Checked) else: self.setCheckState(Qt.Unchecked) else: self.setData(setting.value, Qt.EditRole) class SettingDelegate(QStyledItemDelegate): def __init__(self, parent=None): QStyledItemDelegate.__init__(self, parent) def createEditor( self, parent, options, index, ): value = self.convertValue(index.model().data(index, Qt.EditRole)) if isinstance(value, (int, long)): spnBox = QSpinBox(parent) spnBox.setRange(-999999999, 999999999) return spnBox elif isinstance(value, float): spnBox = QDoubleSpinBox(parent) spnBox.setRange(-999999999.999999, 999999999.999999) spnBox.setDecimals(6) return spnBox elif isinstance(value, (str, unicode)): valuetype = self.convertValue(index.model().data(index, Qt.UserRole)) if valuetype == Setting.FOLDER: return FileDirectorySelector(parent) else: return FileDirectorySelector(parent, True) def setEditorData(self, editor, index): value = self.convertValue(index.model().data(index, Qt.EditRole)) if isinstance(value, (int, long)): editor.setValue(value) elif isinstance(value, float): editor.setValue(value) elif isinstance(value, (str, unicode)): editor.setText(value) def setModelData(self, editor, model, index): value = self.convertValue(index.model().data(index, Qt.EditRole)) if isinstance(value, (int, long)): model.setData(index, editor.value(), Qt.EditRole) elif isinstance(value, float): model.setData(index, editor.value(), Qt.EditRole) elif isinstance(value, (str, unicode)): model.setData(index, editor.text(), Qt.EditRole) def sizeHint(self, option, index): return QSpinBox().sizeHint() def eventFilter(self, editor, event): if event.type() == QEvent.FocusOut and hasattr(editor, 'canFocusOut'): if not editor.canFocusOut: return False return QStyledItemDelegate.eventFilter(self, editor, event) def convertValue(self, value): if value is None or isinstance(value, QPyNullVariant): return "" try: return int(value) except ValueError: try: return float(value) except ValueError: return unicode(value) class FileDirectorySelector(QWidget): def __init__(self, parent=None, selectFile=False): QWidget.__init__(self, parent) # create gui self.btnSelect = QToolButton() self.btnSelect.setText(self.tr('...')) self.lineEdit = QLineEdit() self.hbl = QHBoxLayout() self.hbl.setMargin(0) self.hbl.setSpacing(0) self.hbl.addWidget(self.lineEdit) self.hbl.addWidget(self.btnSelect) self.setLayout(self.hbl) self.canFocusOut = False self.selectFile = selectFile self.setFocusPolicy(Qt.StrongFocus) self.btnSelect.clicked.connect(self.select) def select(self): lastDir = '' if not self.selectFile: selectedPath = QFileDialog.getExistingDirectory(None, self.tr('Select directory'), lastDir, QFileDialog.ShowDirsOnly) else: selectedPath = QFileDialog.getOpenFileName(None, self.tr('Select file'), lastDir, self.tr('All files (*.*)') ) if not selectedPath: return self.lineEdit.setText(selectedPath) self.canFocusOut = True def text(self): return self.lineEdit.text() def setText(self, value): self.lineEdit.setText(value)