diff options
Diffstat (limited to 'examples/corelib')
| -rw-r--r-- | examples/corelib/tools/settingseditor/settingseditor.py | 889 |
1 files changed, 469 insertions, 420 deletions
diff --git a/examples/corelib/tools/settingseditor/settingseditor.py b/examples/corelib/tools/settingseditor/settingseditor.py index 4cd262568..a3e50a7c9 100644 --- a/examples/corelib/tools/settingseditor/settingseditor.py +++ b/examples/corelib/tools/settingseditor/settingseditor.py @@ -1,8 +1,9 @@ +# -*- coding: utf-8 -*- ############################################################################# ## ## Copyright (C) 2013 Riverbank Computing Limited. -## Copyright (C) 2016 The Qt Company Ltd. +## Copyright (C) 2020 The Qt Company Ltd. ## Contact: http://www.qt.io/licensing/ ## ## This file is part of the Qt for Python examples of the Qt Toolkit. @@ -44,260 +45,379 @@ import sys -from PySide2 import QtCore, QtGui, QtWidgets +from PySide2.QtCore import (QByteArray, QDate, QDateTime, QDir, QEvent, QPoint, + QRect, QRegularExpression, QSettings, QSize, QTime, QTimer, Qt) +from PySide2.QtGui import (QColor, QIcon, QIntValidator, QDoubleValidator, + QRegularExpressionValidator, QValidator) +from PySide2.QtWidgets import (QAbstractItemView, QAction, QApplication, + QCheckBox, QComboBox, QFileDialog, QDialog, QDialogButtonBox, QGridLayout, + QGroupBox, QHeaderView, QInputDialog, QItemDelegate, QLabel, QLineEdit, + QMainWindow, QMessageBox, QStyle, QSpinBox, QStyleOptionViewItem, + QTableWidget, QTableWidgetItem, QTreeWidget, QTreeWidgetItem, QVBoxLayout) -class MainWindow(QtWidgets.QMainWindow): +class TypeChecker: + def __init__(self, parent=None): + self.bool_exp = QRegularExpression('^(true)|(false)$') + assert self.bool_exp.isValid() + self.bool_exp.setPatternOptions(QRegularExpression.CaseInsensitiveOption) + + self.byteArray_exp = QRegularExpression(r'^[\x00-\xff]*$') + assert self.byteArray_exp.isValid() + + self.char_exp = QRegularExpression('^.$') + assert self.char_exp.isValid() + + pattern = r'^[+-]?\d+$' + self.int_exp = QRegularExpression(pattern) + assert self.int_exp.isValid() + + pattern = r'^\(([0-9]*),([0-9]*),([0-9]*),([0-9]*)\)$' + self.color_exp = QRegularExpression(pattern) + assert self.color_exp.isValid() + + pattern = r'^\((-?[0-9]*),(-?[0-9]*)\)$' + self.point_exp = QRegularExpression(pattern) + assert self.point_exp.isValid() + + pattern = r'^\((-?[0-9]*),(-?[0-9]*),(-?[0-9]*),(-?[0-9]*)\)$' + self.rect_exp = QRegularExpression(pattern) + assert self.rect_exp.isValid() + + self.size_exp = QRegularExpression(self.point_exp) + + date_pattern = '([0-9]{,4})-([0-9]{,2})-([0-9]{,2})' + self.date_exp = QRegularExpression('^{}$'.format(date_pattern)) + assert self.date_exp.isValid() + + time_pattern = '([0-9]{,2}):([0-9]{,2}):([0-9]{,2})' + self.time_exp = QRegularExpression('^{}$'.format(time_pattern)) + assert self.time_exp.isValid() + + pattern = '^{}T{}$'.format(date_pattern, time_pattern) + self.dateTime_exp = QRegularExpression(pattern) + assert self.dateTime_exp.isValid() + + def type_from_text(self, text): + if self.bool_exp.match(text).hasMatch(): + return bool + if self.int_exp.match(text).hasMatch(): + return int + return None + + def create_validator(self, value, parent): + if isinstance(value, bool): + return QRegularExpressionValidator(self.bool_exp, parent) + if isinstance(value, float): + return QDoubleValidator(parent) + if isinstance(value, int): + return QIntValidator(parent) + if isinstance(value, QByteArray): + return QRegularExpressionValidator(self.byteArray_exp, parent) + if isinstance(value, QColor): + return QRegularExpressionValidator(self.color_exp, parent) + if isinstance(value, QDate): + return QRegularExpressionValidator(self.date_exp, parent) + if isinstance(value, QDateTime): + return QRegularExpressionValidator(self.dateTime_exp, parent) + if isinstance(value, QTime): + return QRegularExpressionValidator(self.time_exp, parent) + if isinstance(value, QPoint): + return QRegularExpressionValidator(self.point_exp, parent) + if isinstance(value, QRect): + return QRegularExpressionValidator(self.rect_exp, parent) + if isinstance(value, QSize): + return QRegularExpressionValidator(self.size_exp, parent) + return None + + def from_string(self, text, original_value): + if isinstance(original_value, QColor): + match = self.color_exp.match(text) + return QColor(min(int(match.captured(1)), 255), + min(int(match.captured(2)), 255), + min(int(match.captured(3)), 255), + min(int(match.captured(4)), 255)) + if isinstance(original_value, QDate): + value = QDate.fromString(text, Qt.ISODate) + return value if value.isValid() else None + if isinstance(original_value, QDateTime): + value = QDateTime.fromString(text, Qt.ISODate) + return value if value.isValid() else None + if isinstance(original_value, QTime): + value = QTime.fromString(text, Qt.ISODate) + return value if value.isValid() else None + if isinstance(original_value, QPoint): + match = self.point_exp.match(text) + return QPoint(int(match.captured(1)), + int(match.captured(2))) + if isinstance(original_value, QRect): + match = self.rect_exp.match(text) + return QRect(int(match.captured(1)), + int(match.captured(2)), + int(match.captured(3)), + int(match.captured(4))) + if isinstance(original_value, QSize): + match = self.size_exp.match(text) + return QSize(int(match.captured(1)), + int(match.captured(2))) + if isinstance(original_value, list): + return text.split(',') + return type(original_value)(text) + + +class MainWindow(QMainWindow): def __init__(self, parent=None): super(MainWindow, self).__init__(parent) - self.settingsTree = SettingsTree() - self.setCentralWidget(self.settingsTree) + self.settings_tree = SettingsTree() + self.setCentralWidget(self.settings_tree) - self.locationDialog = None + self.location_dialog = None - self.createActions() - self.createMenus() + self.create_actions() + self.create_menus() - self.autoRefreshAct.setChecked(True) - self.fallbacksAct.setChecked(True) + self.auto_refresh_action.setChecked(True) + self.fallbacks_action.setChecked(True) self.setWindowTitle("Settings Editor") self.resize(500, 600) - def openSettings(self): - if self.locationDialog is None: - self.locationDialog = LocationDialog(self) + def open_settings(self): + if self.location_dialog is None: + self.location_dialog = LocationDialog(self) - if self.locationDialog.exec_(): - settings = QtCore.QSettings(self.locationDialog.format(), - self.locationDialog.scope(), - self.locationDialog.organization(), - self.locationDialog.application()) - self.setSettingsObject(settings) - self.fallbacksAct.setEnabled(True) + if self.location_dialog.exec_(): + settings = QSettings(self.location_dialog.format(), + self.location_dialog.scope(), + self.location_dialog.organization(), + self.location_dialog.application()) + self.set_settings_object(settings) + self.fallbacks_action.setEnabled(True) - def openIniFile(self): - fileName, _ = QtWidgets.QFileDialog.getOpenFileName(self, "Open INI File", + def open_inifile(self): + file_name, _ = QFileDialog.getOpenFileName(self, "Open INI File", '', "INI Files (*.ini *.conf)") - if fileName: - settings = QtCore.QSettings(fileName, QtCore.QSettings.IniFormat) - self.setSettingsObject(settings) - self.fallbacksAct.setEnabled(False) + if file_name: + self.load_ini_file(file_name) + + def load_ini_file(self, file_name): + settings = QSettings(file_name, QSettings.IniFormat) + if settings.status() != QSettings.NoError: + return + self.set_settings_object(settings) + self.fallbacks_action.setEnabled(False) - def openPropertyList(self): - fileName, _ = QtWidgets.QFileDialog.getOpenFileName(self, + def open_property_list(self): + file_name, _ = QFileDialog.getOpenFileName(self, "Open Property List", '', "Property List Files (*.plist)") - if fileName: - settings = QtCore.QSettings(fileName, QtCore.QSettings.NativeFormat) - self.setSettingsObject(settings) - self.fallbacksAct.setEnabled(False) + if file_name: + settings = QSettings(file_name, QSettings.NativeFormat) + self.set_settings_object(settings) + self.fallbacks_action.setEnabled(False) - def openRegistryPath(self): - path, ok = QtWidgets.QInputDialog.getText(self, "Open Registry Path", + def open_registry_path(self): + path, ok = QInputDialog.getText(self, "Open Registry Path", "Enter the path in the Windows registry:", - QtWidgets.QLineEdit.Normal, 'HKEY_CURRENT_USER\\') + QLineEdit.Normal, 'HKEY_CURRENT_USER\\') if ok and path != '': - settings = QtCore.QSettings(path, QtCore.QSettings.NativeFormat) - self.setSettingsObject(settings) - self.fallbacksAct.setEnabled(False) + settings = QSettings(path, QSettings.NativeFormat) + self.set_settings_object(settings) + self.fallbacks_action.setEnabled(False) def about(self): - QtWidgets.QMessageBox.about(self, "About Settings Editor", + QMessageBox.about(self, "About Settings Editor", "The <b>Settings Editor</b> example shows how to access " "application settings using Qt.") - def createActions(self): - self.openSettingsAct = QtWidgets.QAction("&Open Application Settings...", - self, shortcut="Ctrl+O", triggered=self.openSettings) + def create_actions(self): + self.open_settings_action = QAction("&Open Application Settings...", + self, shortcut="Ctrl+O", triggered=self.open_settings) - self.openIniFileAct = QtWidgets.QAction("Open I&NI File...", self, - shortcut="Ctrl+N", triggered=self.openIniFile) + self.open_ini_file_action = QAction("Open I&NI File...", self, + shortcut="Ctrl+N", triggered=self.open_inifile) - self.openPropertyListAct = QtWidgets.QAction("Open macOS &Property List...", - self, shortcut="Ctrl+P", triggered=self.openPropertyList) + self.open_property_list_action = QAction("Open macOS &Property List...", + self, shortcut="Ctrl+P", triggered=self.open_property_list) if sys.platform != 'darwin': - self.openPropertyListAct.setEnabled(False) + self.open_property_list_action.setEnabled(False) - self.openRegistryPathAct = QtWidgets.QAction( + self.open_registry_path_action = QAction( "Open Windows &Registry Path...", self, shortcut="Ctrl+G", - triggered=self.openRegistryPath) + triggered=self.open_registry_path) if sys.platform != 'win32': - self.openRegistryPathAct.setEnabled(False) + self.open_registry_path_action.setEnabled(False) - self.refreshAct = QtWidgets.QAction("&Refresh", self, shortcut="Ctrl+R", - enabled=False, triggered=self.settingsTree.refresh) + self.refresh_action = QAction("&Refresh", self, shortcut="Ctrl+R", + enabled=False, triggered=self.settings_tree.refresh) - self.exitAct = QtWidgets.QAction("E&xit", self, shortcut="Ctrl+Q", + self.exit_action = QAction("E&xit", self, shortcut="Ctrl+Q", triggered=self.close) - self.autoRefreshAct = QtWidgets.QAction("&Auto-Refresh", self, + self.auto_refresh_action = QAction("&Auto-Refresh", self, shortcut="Ctrl+A", checkable=True, enabled=False) - self.autoRefreshAct.triggered[bool].connect(self.settingsTree.setAutoRefresh) - self.autoRefreshAct.triggered[bool].connect(self.refreshAct.setDisabled) + self.auto_refresh_action.triggered[bool].connect(self.settings_tree.set_auto_refresh) + self.auto_refresh_action.triggered[bool].connect(self.refresh_action.setDisabled) - self.fallbacksAct = QtWidgets.QAction("&Fallbacks", self, + self.fallbacks_action = QAction("&Fallbacks", self, shortcut="Ctrl+F", checkable=True, enabled=False) - self.fallbacksAct.triggered[bool].connect(self.settingsTree.setFallbacksEnabled) + self.fallbacks_action.triggered[bool].connect(self.settings_tree.set_fallbacks_enabled) - self.aboutAct = QtWidgets.QAction("&About", self, triggered=self.about) + self.about_action = QAction("&About", self, triggered=self.about) - self.aboutQtAct = QtWidgets.QAction("About &Qt", self, - triggered=qApp.aboutQt) + self.about_Qt_action = QAction("About &Qt", self, + triggered=qApp.aboutQt) - def createMenus(self): - self.fileMenu = self.menuBar().addMenu("&File") - self.fileMenu.addAction(self.openSettingsAct) - self.fileMenu.addAction(self.openIniFileAct) - self.fileMenu.addAction(self.openPropertyListAct) - self.fileMenu.addAction(self.openRegistryPathAct) - self.fileMenu.addSeparator() - self.fileMenu.addAction(self.refreshAct) - self.fileMenu.addSeparator() - self.fileMenu.addAction(self.exitAct) + def create_menus(self): + self.file_menu = self.menuBar().addMenu("&File") + self.file_menu.addAction(self.open_settings_action) + self.file_menu.addAction(self.open_ini_file_action) + self.file_menu.addAction(self.open_property_list_action) + self.file_menu.addAction(self.open_registry_path_action) + self.file_menu.addSeparator() + self.file_menu.addAction(self.refresh_action) + self.file_menu.addSeparator() + self.file_menu.addAction(self.exit_action) - self.optionsMenu = self.menuBar().addMenu("&Options") - self.optionsMenu.addAction(self.autoRefreshAct) - self.optionsMenu.addAction(self.fallbacksAct) + self.options_menu = self.menuBar().addMenu("&Options") + self.options_menu.addAction(self.auto_refresh_action) + self.options_menu.addAction(self.fallbacks_action) self.menuBar().addSeparator() - self.helpMenu = self.menuBar().addMenu("&Help") - self.helpMenu.addAction(self.aboutAct) - self.helpMenu.addAction(self.aboutQtAct) + self.help_menu = self.menuBar().addMenu("&Help") + self.help_menu.addAction(self.about_action) + self.help_menu.addAction(self.about_Qt_action) - def setSettingsObject(self, settings): - settings.setFallbacksEnabled(self.fallbacksAct.isChecked()) - self.settingsTree.setSettingsObject(settings) + def set_settings_object(self, settings): + settings.setFallbacksEnabled(self.fallbacks_action.isChecked()) + self.settings_tree.set_settings_object(settings) - self.refreshAct.setEnabled(True) - self.autoRefreshAct.setEnabled(True) + self.refresh_action.setEnabled(True) + self.auto_refresh_action.setEnabled(True) - niceName = settings.fileName() - niceName.replace('\\', '/') - niceName = niceName.split('/')[-1] + nice_name = QDir.fromNativeSeparators(settings.fileName()) + nice_name = nice_name.split('/')[-1] if not settings.isWritable(): - niceName += " (read only)" + nice_name += " (read only)" - self.setWindowTitle("%s - Settings Editor" % niceName) + self.setWindowTitle("{} - Settings Editor".format(nice_name)) -class LocationDialog(QtWidgets.QDialog): +class LocationDialog(QDialog): def __init__(self, parent=None): super(LocationDialog, self).__init__(parent) - self.formatComboBox = QtWidgets.QComboBox() - self.formatComboBox.addItem("Native") - self.formatComboBox.addItem("INI") - - self.scopeComboBox = QtWidgets.QComboBox() - self.scopeComboBox.addItem("User") - self.scopeComboBox.addItem("System") - - self.organizationComboBox = QtWidgets.QComboBox() - self.organizationComboBox.addItem("Trolltech") - self.organizationComboBox.setEditable(True) - - self.applicationComboBox = QtWidgets.QComboBox() - self.applicationComboBox.addItem("Any") - self.applicationComboBox.addItem("Application Example") - self.applicationComboBox.addItem("Assistant") - self.applicationComboBox.addItem("Designer") - self.applicationComboBox.addItem("Linguist") - self.applicationComboBox.setEditable(True) - self.applicationComboBox.setCurrentIndex(3) - - formatLabel = QtWidgets.QLabel("&Format:") - formatLabel.setBuddy(self.formatComboBox) - - scopeLabel = QtWidgets.QLabel("&Scope:") - scopeLabel.setBuddy(self.scopeComboBox) - - organizationLabel = QtWidgets.QLabel("&Organization:") - organizationLabel.setBuddy(self.organizationComboBox) - - applicationLabel = QtWidgets.QLabel("&Application:") - applicationLabel.setBuddy(self.applicationComboBox) - - self.locationsGroupBox = QtWidgets.QGroupBox("Setting Locations") - - self.locationsTable = QtWidgets.QTableWidget() - self.locationsTable.setSelectionMode(QtWidgets.QAbstractItemView.SingleSelection) - self.locationsTable.setSelectionBehavior(QtWidgets.QAbstractItemView.SelectRows) - self.locationsTable.setEditTriggers(QtWidgets.QAbstractItemView.NoEditTriggers) - self.locationsTable.setColumnCount(2) - self.locationsTable.setHorizontalHeaderLabels(("Location", "Access")) - self.locationsTable.horizontalHeader().setSectionResizeMode(0, QtWidgets.QHeaderView.Stretch) - self.locationsTable.horizontalHeader().resizeSection(1, 180) - - self.buttonBox = QtWidgets.QDialogButtonBox(QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Cancel) - - self.formatComboBox.activated.connect(self.updateLocationsTable) - self.scopeComboBox.activated.connect(self.updateLocationsTable) - self.organizationComboBox.lineEdit().editingFinished.connect(self.updateLocationsTable) - self.applicationComboBox.lineEdit().editingFinished.connect(self.updateLocationsTable) - self.buttonBox.accepted.connect(self.accept) - self.buttonBox.rejected.connect(self.reject) - - locationsLayout = QtWidgets.QVBoxLayout() - locationsLayout.addWidget(self.locationsTable) - self.locationsGroupBox.setLayout(locationsLayout) - - mainLayout = QtWidgets.QGridLayout() - mainLayout.addWidget(formatLabel, 0, 0) - mainLayout.addWidget(self.formatComboBox, 0, 1) - mainLayout.addWidget(scopeLabel, 1, 0) - mainLayout.addWidget(self.scopeComboBox, 1, 1) - mainLayout.addWidget(organizationLabel, 2, 0) - mainLayout.addWidget(self.organizationComboBox, 2, 1) - mainLayout.addWidget(applicationLabel, 3, 0) - mainLayout.addWidget(self.applicationComboBox, 3, 1) - mainLayout.addWidget(self.locationsGroupBox, 4, 0, 1, 2) - mainLayout.addWidget(self.buttonBox, 5, 0, 1, 2) - self.setLayout(mainLayout) - - self.updateLocationsTable() + self.format_combo = QComboBox() + self.format_combo.addItem("Native") + self.format_combo.addItem("INI") + + self.scope_cCombo = QComboBox() + self.scope_cCombo.addItem("User") + self.scope_cCombo.addItem("System") + + self.organization_combo = QComboBox() + self.organization_combo.addItem("Trolltech") + self.organization_combo.setEditable(True) + + self.application_combo = QComboBox() + self.application_combo.addItem("Any") + self.application_combo.addItem("Application Example") + self.application_combo.addItem("Assistant") + self.application_combo.addItem("Designer") + self.application_combo.addItem("Linguist") + self.application_combo.setEditable(True) + self.application_combo.setCurrentIndex(3) + + format_label = QLabel("&Format:") + format_label.setBuddy(self.format_combo) + + scope_label = QLabel("&Scope:") + scope_label.setBuddy(self.scope_cCombo) + + organization_label = QLabel("&Organization:") + organization_label.setBuddy(self.organization_combo) + + application_label = QLabel("&Application:") + application_label.setBuddy(self.application_combo) + + self.locations_groupbox = QGroupBox("Setting Locations") + + self.locations_table = QTableWidget() + self.locations_table.setSelectionMode(QAbstractItemView.SingleSelection) + self.locations_table.setSelectionBehavior(QAbstractItemView.SelectRows) + self.locations_table.setEditTriggers(QAbstractItemView.NoEditTriggers) + self.locations_table.setColumnCount(2) + self.locations_table.setHorizontalHeaderLabels(("Location", "Access")) + self.locations_table.horizontalHeader().setSectionResizeMode(0, QHeaderView.Stretch) + self.locations_table.horizontalHeader().resizeSection(1, 180) + + self.button_box = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel) + + self.format_combo.activated.connect(self.update_locations) + self.scope_cCombo.activated.connect(self.update_locations) + self.organization_combo.lineEdit().editingFinished.connect(self.update_locations) + self.application_combo.lineEdit().editingFinished.connect(self.update_locations) + self.button_box.accepted.connect(self.accept) + self.button_box.rejected.connect(self.reject) + + locations_layout = QVBoxLayout(self.locations_groupbox) + locations_layout.addWidget(self.locations_table) + + mainLayout = QGridLayout(self) + mainLayout.addWidget(format_label, 0, 0) + mainLayout.addWidget(self.format_combo, 0, 1) + mainLayout.addWidget(scope_label, 1, 0) + mainLayout.addWidget(self.scope_cCombo, 1, 1) + mainLayout.addWidget(organization_label, 2, 0) + mainLayout.addWidget(self.organization_combo, 2, 1) + mainLayout.addWidget(application_label, 3, 0) + mainLayout.addWidget(self.application_combo, 3, 1) + mainLayout.addWidget(self.locations_groupbox, 4, 0, 1, 2) + mainLayout.addWidget(self.button_box, 5, 0, 1, 2) + + self.update_locations() self.setWindowTitle("Open Application Settings") self.resize(650, 400) def format(self): - if self.formatComboBox.currentIndex() == 0: - return QtCore.QSettings.NativeFormat + if self.format_combo.currentIndex() == 0: + return QSettings.NativeFormat else: - return QtCore.QSettings.IniFormat + return QSettings.IniFormat def scope(self): - if self.scopeComboBox.currentIndex() == 0: - return QtCore.QSettings.UserScope + if self.scope_cCombo.currentIndex() == 0: + return QSettings.UserScope else: - return QtCore.QSettings.SystemScope + return QSettings.SystemScope def organization(self): - return self.organizationComboBox.currentText() + return self.organization_combo.currentText() def application(self): - if self.applicationComboBox.currentText() == "Any": + if self.application_combo.currentText() == "Any": return '' - return self.applicationComboBox.currentText() + return self.application_combo.currentText() - def updateLocationsTable(self): - self.locationsTable.setUpdatesEnabled(False) - self.locationsTable.setRowCount(0) + def update_locations(self): + self.locations_table.setUpdatesEnabled(False) + self.locations_table.setRowCount(0) for i in range(2): if i == 0: - if self.scope() == QtCore.QSettings.SystemScope: + if self.scope() == QSettings.SystemScope: continue - actualScope = QtCore.QSettings.UserScope + actualScope = QSettings.UserScope else: - actualScope = QtCore.QSettings.SystemScope + actualScope = QSettings.SystemScope for j in range(2): if j == 0: @@ -308,16 +428,16 @@ class LocationDialog(QtWidgets.QDialog): else: actualApplication = '' - settings = QtCore.QSettings(self.format(), actualScope, - self.organization(), actualApplication) + settings = QSettings(self.format(), actualScope, + self.organization(), actualApplication) - row = self.locationsTable.rowCount() - self.locationsTable.setRowCount(row + 1) + row = self.locations_table.rowCount() + self.locations_table.setRowCount(row + 1) - item0 = QtWidgets.QTableWidgetItem() + item0 = QTableWidgetItem() item0.setText(settings.fileName()) - item1 = QtWidgets.QTableWidgetItem() + item1 = QTableWidgetItem() disable = not (settings.childKeys() or settings.childGroups()) if row == 0: @@ -326,77 +446,79 @@ class LocationDialog(QtWidgets.QDialog): disable = False else: item1.setText("Read-only") - self.buttonBox.button(QtWidgets.QDialogButtonBox.Ok).setDisabled(disable) + self.button_box.button(QDialogButtonBox.Ok).setDisabled(disable) else: item1.setText("Read-only fallback") if disable: - item0.setFlags(item0.flags() & ~QtCore.Qt.ItemIsEnabled) - item1.setFlags(item1.flags() & ~QtCore.Qt.ItemIsEnabled) + item0.setFlags(item0.flags() & ~Qt.ItemIsEnabled) + item1.setFlags(item1.flags() & ~Qt.ItemIsEnabled) - self.locationsTable.setItem(row, 0, item0) - self.locationsTable.setItem(row, 1, item1) + self.locations_table.setItem(row, 0, item0) + self.locations_table.setItem(row, 1, item1) - self.locationsTable.setUpdatesEnabled(True) + self.locations_table.setUpdatesEnabled(True) -class SettingsTree(QtWidgets.QTreeWidget): +class SettingsTree(QTreeWidget): def __init__(self, parent=None): super(SettingsTree, self).__init__(parent) - self.setItemDelegate(VariantDelegate(self)) + self._type_checker = TypeChecker() + self.setItemDelegate(VariantDelegate(self._type_checker, self)) self.setHeaderLabels(("Setting", "Type", "Value")) - self.header().setSectionResizeMode(0, QtWidgets.QHeaderView.Stretch) - self.header().setSectionResizeMode(2, QtWidgets.QHeaderView.Stretch) + self.header().setSectionResizeMode(0, QHeaderView.Stretch) + self.header().setSectionResizeMode(2, QHeaderView.Stretch) self.settings = None - self.refreshTimer = QtCore.QTimer() - self.refreshTimer.setInterval(2000) - self.autoRefresh = False - - self.groupIcon = QtGui.QIcon() - self.groupIcon.addPixmap(self.style().standardPixmap(QtWidgets.QStyle.SP_DirClosedIcon), - QtGui.QIcon.Normal, QtGui.QIcon.Off) - self.groupIcon.addPixmap(self.style().standardPixmap(QtWidgets.QStyle.SP_DirOpenIcon), - QtGui.QIcon.Normal, QtGui.QIcon.On) - self.keyIcon = QtGui.QIcon() - self.keyIcon.addPixmap(self.style().standardPixmap(QtWidgets.QStyle.SP_FileIcon)) - - self.refreshTimer.timeout.connect(self.maybeRefresh) - - def setSettingsObject(self, settings): + self.refresh_timer = QTimer() + self.refresh_timer.setInterval(2000) + self.auto_refresh = False + + self.group_icon = QIcon() + style = self.style() + self.group_icon.addPixmap(style.standardPixmap(QStyle.SP_DirClosedIcon), + QIcon.Normal, QIcon.Off) + self.group_icon.addPixmap(style.standardPixmap(QStyle.SP_DirOpenIcon), + QIcon.Normal, QIcon.On) + self.key_icon = QIcon() + self.key_icon.addPixmap(style.standardPixmap(QStyle.SP_FileIcon)) + + self.refresh_timer.timeout.connect(self.maybe_refresh) + + def set_settings_object(self, settings): self.settings = settings self.clear() if self.settings is not None: self.settings.setParent(self) self.refresh() - if self.autoRefresh: - self.refreshTimer.start() + if self.auto_refresh: + self.refresh_timer.start() else: - self.refreshTimer.stop() + self.refresh_timer.stop() def sizeHint(self): - return QtCore.QSize(800, 600) + return QSize(800, 600) - def setAutoRefresh(self, autoRefresh): - self.autoRefresh = autoRefresh + def set_auto_refresh(self, autoRefresh): + self.auto_refresh = autoRefresh if self.settings is not None: - if self.autoRefresh: - self.maybeRefresh() - self.refreshTimer.start() + if self.auto_refresh: + self.maybe_refresh() + self.refresh_timer.start() else: - self.refreshTimer.stop() + self.refresh_timer.stop() - def setFallbacksEnabled(self, enabled): + def set_fallbacks_enabled(self, enabled): if self.settings is not None: self.settings.setFallbacksEnabled(enabled) self.refresh() - def maybeRefresh(self): - if self.state() != QtWidgets.QAbstractItemView.EditingState: + def maybe_refresh(self): + if self.state() != QAbstractItemView.EditingState: self.refresh() def refresh(self): @@ -405,23 +527,23 @@ class SettingsTree(QtWidgets.QTreeWidget): # The signal might not be connected. try: - self.itemChanged.disconnect(self.updateSetting) + self.itemChanged.disconnect(self.update_setting) except: pass self.settings.sync() - self.updateChildItems(None) + self.update_child_items(None) - self.itemChanged.connect(self.updateSetting) + self.itemChanged.connect(self.update_setting) def event(self, event): - if event.type() == QtCore.QEvent.WindowActivate: - if self.isActiveWindow() and self.autoRefresh: - self.maybeRefresh() + if event.type() == QEvent.WindowActivate: + if self.isActiveWindow() and self.auto_refresh: + self.maybe_refresh() return super(SettingsTree, self).event(event) - def updateSetting(self, item): + def update_setting(self, item): key = item.text(0) ancestor = item.parent() @@ -429,154 +551,121 @@ class SettingsTree(QtWidgets.QTreeWidget): key = ancestor.text(0) + '/' + key ancestor = ancestor.parent() - d = item.data(2, QtCore.Qt.UserRole) - self.settings.setValue(key, item.data(2, QtCore.Qt.UserRole)) + d = item.data(2, Qt.UserRole) + self.settings.setValue(key, item.data(2, Qt.UserRole)) - if self.autoRefresh: + if self.auto_refresh: self.refresh() - def updateChildItems(self, parent): - dividerIndex = 0 + def update_child_items(self, parent): + divider_index = 0 for group in self.settings.childGroups(): - childIndex = self.findChild(parent, group, dividerIndex) - if childIndex != -1: - child = self.childAt(parent, childIndex) + child_index = self.find_child(parent, group, divider_index) + if child_index != -1: + child = self.child_at(parent, child_index) child.setText(1, '') child.setText(2, '') - child.setData(2, QtCore.Qt.UserRole, None) - self.moveItemForward(parent, childIndex, dividerIndex) + child.setData(2, Qt.UserRole, None) + self.move_item_forward(parent, child_index, divider_index) else: - child = self.createItem(group, parent, dividerIndex) + child = self.create_item(group, parent, divider_index) - child.setIcon(0, self.groupIcon) - dividerIndex += 1 + child.setIcon(0, self.group_icon) + divider_index += 1 self.settings.beginGroup(group) - self.updateChildItems(child) + self.update_child_items(child) self.settings.endGroup() for key in self.settings.childKeys(): - childIndex = self.findChild(parent, key, 0) - if childIndex == -1 or childIndex >= dividerIndex: - if childIndex != -1: - child = self.childAt(parent, childIndex) + child_index = self.find_child(parent, key, 0) + if child_index == -1 or child_index >= divider_index: + if child_index != -1: + child = self.child_at(parent, child_index) for i in range(child.childCount()): - self.deleteItem(child, i) - self.moveItemForward(parent, childIndex, dividerIndex) + self.delete_item(child, i) + self.move_item_forward(parent, child_index, divider_index) else: - child = self.createItem(key, parent, dividerIndex) - child.setIcon(0, self.keyIcon) - dividerIndex += 1 + child = self.create_item(key, parent, divider_index) + child.setIcon(0, self.key_icon) + divider_index += 1 else: - child = self.childAt(parent, childIndex) + child = self.child_at(parent, child_index) value = self.settings.value(key) if value is None: child.setText(1, 'Invalid') else: + # Try to convert to type unless a QByteArray is received + if isinstance(value, str): + value_type = self._type_checker.type_from_text(value) + if value_type: + value = self.settings.value(key, type=value_type) child.setText(1, value.__class__.__name__) child.setText(2, VariantDelegate.displayText(value)) - child.setData(2, QtCore.Qt.UserRole, value) + child.setData(2, Qt.UserRole, value) - while dividerIndex < self.childCount(parent): - self.deleteItem(parent, dividerIndex) + while divider_index < self.child_count(parent): + self.delete_item(parent, divider_index) - def createItem(self, text, parent, index): + def create_item(self, text, parent, index): after = None if index != 0: - after = self.childAt(parent, index - 1) + after = self.child_at(parent, index - 1) if parent is not None: - item = QtWidgets.QTreeWidgetItem(parent, after) + item = QTreeWidgetItem(parent, after) else: - item = QtWidgets.QTreeWidgetItem(self, after) + item = QTreeWidgetItem(self, after) item.setText(0, text) - item.setFlags(item.flags() | QtCore.Qt.ItemIsEditable) + item.setFlags(item.flags() | Qt.ItemIsEditable) return item - def deleteItem(self, parent, index): + def delete_item(self, parent, index): if parent is not None: item = parent.takeChild(index) else: item = self.takeTopLevelItem(index) del item - def childAt(self, parent, index): + def child_at(self, parent, index): if parent is not None: return parent.child(index) else: return self.topLevelItem(index) - def childCount(self, parent): + def child_count(self, parent): if parent is not None: return parent.childCount() else: return self.topLevelItemCount() - def findChild(self, parent, text, startIndex): - for i in range(self.childCount(parent)): - if self.childAt(parent, i).text(0) == text: + def find_child(self, parent, text, startIndex): + for i in range(self.child_count(parent)): + if self.child_at(parent, i).text(0) == text: return i return -1 - def moveItemForward(self, parent, oldIndex, newIndex): + def move_item_forward(self, parent, oldIndex, newIndex): for int in range(oldIndex - newIndex): - self.deleteItem(parent, newIndex) + self.delete_item(parent, newIndex) -class VariantDelegate(QtWidgets.QItemDelegate): - def __init__(self, parent=None): +class VariantDelegate(QItemDelegate): + def __init__(self, type_checker, parent=None): super(VariantDelegate, self).__init__(parent) - - self.boolExp = QtCore.QRegExp() - self.boolExp.setPattern('true|false') - self.boolExp.setCaseSensitivity(QtCore.Qt.CaseInsensitive) - - self.byteArrayExp = QtCore.QRegExp() - self.byteArrayExp.setPattern('[\\x00-\\xff]*') - - self.charExp = QtCore.QRegExp() - self.charExp.setPattern('.') - - self.colorExp = QtCore.QRegExp() - self.colorExp.setPattern('\\(([0-9]*),([0-9]*),([0-9]*),([0-9]*)\\)') - - self.doubleExp = QtCore.QRegExp() - self.doubleExp.setPattern('') - - self.pointExp = QtCore.QRegExp() - self.pointExp.setPattern('\\((-?[0-9]*),(-?[0-9]*)\\)') - - self.rectExp = QtCore.QRegExp() - self.rectExp.setPattern('\\((-?[0-9]*),(-?[0-9]*),(-?[0-9]*),(-?[0-9]*)\\)') - - self.signedIntegerExp = QtCore.QRegExp() - self.signedIntegerExp.setPattern('-?[0-9]*') - - self.sizeExp = QtCore.QRegExp(self.pointExp) - - self.unsignedIntegerExp = QtCore.QRegExp() - self.unsignedIntegerExp.setPattern('[0-9]*') - - self.dateExp = QtCore.QRegExp() - self.dateExp.setPattern('([0-9]{,4})-([0-9]{,2})-([0-9]{,2})') - - self.timeExp = QtCore.QRegExp() - self.timeExp.setPattern('([0-9]{,2}):([0-9]{,2}):([0-9]{,2})') - - self.dateTimeExp = QtCore.QRegExp() - self.dateTimeExp.setPattern(self.dateExp.pattern() + 'T' + self.timeExp.pattern()) + self._type_checker = type_checker def paint(self, painter, option, index): if index.column() == 2: - value = index.model().data(index, QtCore.Qt.UserRole) - if not self.isSupportedType(value): - myOption = QtWidgets.QStyleOptionViewItem(option) - myOption.state &= ~QtWidgets.QStyle.State_Enabled - super(VariantDelegate, self).paint(painter, myOption, index) + value = index.model().data(index, Qt.UserRole) + if not self.is_supported_type(value): + my_option = QStyleOptionViewItem(option) + my_option.state &= ~QStyle.State_Enabled + super(VariantDelegate, self).paint(painter, my_option, index) return super(VariantDelegate, self).paint(painter, option, index) @@ -585,137 +674,97 @@ class VariantDelegate(QtWidgets.QItemDelegate): if index.column() != 2: return None - originalValue = index.model().data(index, QtCore.Qt.UserRole) - if not self.isSupportedType(originalValue): + original_value = index.model().data(index, Qt.UserRole) + if not self.is_supported_type(original_value): return None - lineEdit = QtWidgets.QLineEdit(parent) - lineEdit.setFrame(False) - - if isinstance(originalValue, bool): - regExp = self.boolExp - elif isinstance(originalValue, float): - regExp = self.doubleExp - elif isinstance(originalValue, int): - regExp = self.signedIntegerExp - elif isinstance(originalValue, QtCore.QByteArray): - regExp = self.byteArrayExp - elif isinstance(originalValue, QtGui.QColor): - regExp = self.colorExp - elif isinstance(originalValue, QtCore.QDate): - regExp = self.dateExp - elif isinstance(originalValue, QtCore.QDateTime): - regExp = self.dateTimeExp - elif isinstance(originalValue, QtCore.QTime): - regExp = self.timeExp - elif isinstance(originalValue, QtCore.QPoint): - regExp = self.pointExp - elif isinstance(originalValue, QtCore.QRect): - regExp = self.rectExp - elif isinstance(originalValue, QtCore.QSize): - regExp = self.sizeExp + editor = None + if isinstance(original_value, bool): + editor = QCheckBox(parent) + if isinstance(original_value, int): + editor = QSpinBox(parent) + editor.setRange(-32767, 32767) else: - regExp = QtCore.QRegExp() - - if not regExp.isEmpty(): - validator = QtGui.QRegExpValidator(regExp, lineEdit) - lineEdit.setValidator(validator) - - return lineEdit + editor = QLineEdit(parent) + editor.setFrame(False) + validator = self._type_checker.create_validator(original_value, editor) + if validator: + editor.setValidator(validator) + return editor def setEditorData(self, editor, index): - value = index.model().data(index, QtCore.Qt.UserRole) - if editor is not None: - editor.setText(self.displayText(value)) - - def setModelData(self, editor, model, index): - if not editor.isModified(): + if not editor: return + value = index.model().data(index, Qt.UserRole) + if isinstance(editor, QCheckBox): + editor.setCheckState(Qt.Checked if value else Qt.Unchecked) + elif isinstance(editor, QSpinBox): + editor.setValue(value) + else: + editor.setText(self.displayText(value)) - text = editor.text() - validator = editor.validator() + def value_from_lineedit(self, lineedit, model, index): + if not lineedit.isModified(): + return None + text = lineedit.text() + validator = lineedit.validator() if validator is not None: state, text, _ = validator.validate(text, 0) - if state != QtGui.QValidator.Acceptable: - return + if state != QValidator.Acceptable: + return None + original_value = index.model().data(index, Qt.UserRole) + return self._type_checker.from_string(text, original_value) - originalValue = index.model().data(index, QtCore.Qt.UserRole) - - if isinstance(originalValue, QtGui.QColor): - self.colorExp.exactMatch(text) - value = QtGui.QColor(min(int(self.colorExp.cap(1)), 255), - min(int(self.colorExp.cap(2)), 255), - min(int(self.colorExp.cap(3)), 255), - min(int(self.colorExp.cap(4)), 255)) - elif isinstance(originalValue, QtCore.QDate): - value = QtCore.QDate.fromString(text, QtCore.Qt.ISODate) - if not value.isValid(): - return - elif isinstance(originalValue, QtCore.QDateTime): - value = QtCore.QDateTime.fromString(text, QtCore.Qt.ISODate) - if not value.isValid(): - return - elif isinstance(originalValue, QtCore.QTime): - value = QtCore.QTime.fromString(text, QtCore.Qt.ISODate) - if not value.isValid(): - return - elif isinstance(originalValue, QtCore.QPoint): - self.pointExp.exactMatch(text) - value = QtCore.QPoint(int(self.pointExp.cap(1)), - int(self.pointExp.cap(2))) - elif isinstance(originalValue, QtCore.QRect): - self.rectExp.exactMatch(text) - value = QtCore.QRect(int(self.rectExp.cap(1)), - int(self.rectExp.cap(2)), - int(self.rectExp.cap(3)), - int(self.rectExp.cap(4))) - elif isinstance(originalValue, QtCore.QSize): - self.sizeExp.exactMatch(text) - value = QtCore.QSize(int(self.sizeExp.cap(1)), - int(self.sizeExp.cap(2))) - elif isinstance(originalValue, list): - value = text.split(',') + def setModelData(self, editor, model, index): + value = None + if isinstance(editor, QCheckBox): + value = editor.checkState() == Qt.Checked + elif isinstance(editor, QSpinBox): + value = editor.value() else: - value = type(originalValue)(text) - - model.setData(index, self.displayText(value), QtCore.Qt.DisplayRole) - model.setData(index, value, QtCore.Qt.UserRole) + value = self.value_from_lineedit(editor, model, index) + if not value is None: + model.setData(index, value, Qt.UserRole) + model.setData(index, self.displayText(value), Qt.DisplayRole) @staticmethod - def isSupportedType(value): - return isinstance(value, (bool, float, int, QtCore.QByteArray, - str, QtGui.QColor, QtCore.QDate, QtCore.QDateTime, - QtCore.QTime, QtCore.QPoint, QtCore.QRect, QtCore.QSize, - list)) + def is_supported_type(value): + return isinstance(value, (bool, float, int, QByteArray, str, QColor, + QDate, QDateTime, QTime, QPoint, QRect, + QSize, list)) @staticmethod def displayText(value): - if isinstance(value, (bool, int, QtCore.QByteArray)): - return str(value) if isinstance(value, str): return value - elif isinstance(value, float): - return '%g' % value - elif isinstance(value, QtGui.QColor): - return '(%u,%u,%u,%u)' % (value.red(), value.green(), value.blue(), value.alpha()) - elif isinstance(value, (QtCore.QDate, QtCore.QDateTime, QtCore.QTime)): - return value.toString(QtCore.Qt.ISODate) - elif isinstance(value, QtCore.QPoint): - return '(%d,%d)' % (value.x(), value.y()) - elif isinstance(value, QtCore.QRect): - return '(%d,%d,%d,%d)' % (value.x(), value.y(), value.width(), value.height()) - elif isinstance(value, QtCore.QSize): - return '(%d,%d)' % (value.width(), value.height()) - elif isinstance(value, list): + if isinstance(value, bool): + return '✓' if value else '☐' + if isinstance(value, (int, float, QByteArray)): + return str(value) + if isinstance(value, QColor): + return '({},{},{},{})'.format(value.red(), value.green(), + value.blue(), value.alpha()) + if isinstance(value, (QDate, QDateTime, QTime)): + return value.toString(Qt.ISODate) + if isinstance(value, QPoint): + return '({},{})'.format(value.x(), value.y()) + if isinstance(value, QRect): + return '({},{},{},{})'.format(value.x(), value.y(), value.width(), + value.height()) + if isinstance(value, QSize): + return '({},{})'.format(value.width(), value.height()) + if isinstance(value, list): return ','.join(value) - elif value is None: + if value is None: return '<Invalid>' - return '<%s>' % value + return '<{}>'.format(value) if __name__ == '__main__': - app = QtWidgets.QApplication(sys.argv) - mainWin = MainWindow() - mainWin.show() + app = QApplication(sys.argv) + main_win = MainWindow() + if len(sys.argv) > 1: + main_win.load_ini_file(sys.argv[1]) + main_win.show() sys.exit(app.exec_()) |