def createLayout(self):
self.generalTab = GeneralTab(self)
self.statisticsTab = StatisticsTab(self)
self.tabWidget = QTabWidget()
self.tabWidget.addTab(self.generalTab, self.tr("Ge&neral"))
self.tabWidget.addTab(self.statisticsTab, self.tr("&Statistics"))
self.createMenu()
self.setCentralWidget(self.tabWidget)
self.statusBar()
self.setWindowIcon(QIcon("icon.ico"))
self.setWindowTitle(self.tr("Money Expenser"))
self.tabWidget.currentChanged.connect(self.tabChanged)
class MainWindow(QMainWindow):
def __init__(self, parent=None):
super(MainWindow, self).__init__(parent)
self.profilePath = QString()
self.createLayout()
self.readSettings()
if self.profilePath.isEmpty() or not QFile.exists(self.profilePath):
self.promptNewProfilePath(callByAction=False)
else:
self.establishConnection()
self.tabChanged(self.tabWidget.indexOf(self.generalTab))
def retrieveProfileName(self):
index = self.profilePath.lastIndexOf("/")
if index == -1 or self.profilePath.isEmpty():
return QString()
profileName = self.profilePath.right(self.profilePath.length() - index - 1)
profileName.chop(3) # chop file extension name
return profileName
def createLayout(self):
self.generalTab = GeneralTab(self)
self.statisticsTab = StatisticsTab(self)
self.tabWidget = QTabWidget()
self.tabWidget.addTab(self.generalTab, self.tr("Ge&neral"))
self.tabWidget.addTab(self.statisticsTab, self.tr("&Statistics"))
self.createMenu()
self.setCentralWidget(self.tabWidget)
self.statusBar()
self.setWindowIcon(QIcon("icon.ico"))
self.setWindowTitle(self.tr("Money Expenser"))
self.tabWidget.currentChanged.connect(self.tabChanged)
def toggleButton(self, status):
self.generalTab.addButton.setEnabled(status)
self.generalTab.removeButton.setEnabled(status)
self.statisticsTab.setEnabled(status)
def promptNewProfilePath(self, callByAction=True):
result = QMessageBox.Ok
if not callByAction:
result = QMessageBox.question(self, self.tr("Profile not found"),
self.tr("Create a new profile?"),
QMessageBox.Ok | QMessageBox.Cancel)
if result == QMessageBox.Ok:
profilePath = QFileDialog.getSaveFileName(self,
self.tr("Create new profile"),
QDir.homePath() + QDir.separator() + QDir.home().dirName() + ".me",
self.tr("Money Expenser database (*.me)"))
if not profilePath.isEmpty():
self.profilePath = profilePath
else:
self.profilePath = QString()
self.establishConnection(showWarning=False)
def loadAction(self):
profilePath = QFileDialog.getOpenFileName(self,
self.tr("Load profile"),
QDir.homePath(),
self.tr("Money Expenser database (*.me)"))
if not profilePath.isEmpty():
if QFile.exists(profilePath):
self.profilePath = profilePath
self.establishConnection()
self.generalTab.updateTable()
else:
QMessageBox.critical(self, self.tr("Error"), self.tr("File not found."))
def establishConnection(self, showWarning=True):
status = db.connectTo(self.profilePath)
self.generalTab.setTitle(self.retrieveProfileName())
self.toggleButton(status)
if not status and showWarning:
QMessageBox.critical(self, self.tr("Error"), self.tr("Cannot open database."), QMessageBox.Ok)
def tabChanged(self, index):
if index == self.tabWidget.indexOf(self.generalTab):
QTimer.singleShot(0, self.generalTab.updateTable)
elif index == self.tabWidget.indexOf(self.statisticsTab):
QTimer.singleShot(0, self.statisticsTab.updateTable)
self.setStatusBarMessage(self.tr("Please specify the condition then press \"GO!\""))
def setStatusBarMessage(self, msg):
self.statusBar().showMessage(msg)
def writeSettings(self):
settings = QSettings(QSettings.IniFormat, QSettings.UserScope, "OGC", "MoneyExpenser")
settings.setValue("lastProfilePath", QVariant(self.profilePath))
settings.beginGroup("Layout")
settings.setValue("size", QVariant(self.size()))
settings.setValue("pos", QVariant(self.pos()))
settings.endGroup()
def readSettings(self):
settings = QSettings(QSettings.IniFormat, QSettings.UserScope, "OGC", "MoneyExpenser")
self.profilePath = settings.value("lastProfilePath", QVariant("")).toString()
settings.beginGroup("Layout")
self.resize(settings.value("size", QVariant(QSize(842, 525))).toSize())
self.move(settings.value("pos", QVariant(QApplication.desktop().availableGeometry().center() / 2)).toPoint())
settings.endGroup()
def closeEvent(self, event):
self.writeSettings()
def createMenu(self):
createProfileAct = QAction(self.tr("Cr&eate new profile"), self)
loadProfileAct = QAction(self.tr("&Load profile"), self)
exitAct = QAction(self.tr("E&xit"), self)
aboutAct = QAction(self.tr("About"), self)
aboutQtAct = QAction(self.tr("About Qt"), self)
createProfileAct.setShortcut("Ctrl+E")
loadProfileAct.setShortcut("Ctrl+L")
exitAct.setShortcut("Ctrl+Q")
createProfileAct.triggered.connect(self.promptNewProfilePath)
loadProfileAct.triggered.connect(self.loadAction)
exitAct.triggered.connect(self.close)
aboutAct.triggered.connect(self.about)
aboutQtAct.triggered.connect(qApp.aboutQt)
fileMenu = self.menuBar().addMenu(self.tr("&File"))
fileMenu.addAction(createProfileAct)
fileMenu.addAction(loadProfileAct)
fileMenu.addAction(exitAct)
helpMenu = self.menuBar().addMenu(self.tr("&Help"))
helpMenu.addAction(aboutAct)
helpMenu.addAction(aboutQtAct)
def about(self):
QMessageBox.about(self, 'About',
'''<p><b>Money Expenser</b> {0}</p>
<p>A personal expense recorder.</p>
<p>By Amulet<br />
<a href="http://ogc-daily.blogspot.com">http://ogc-daily.blogspot.com</a></p>'''
.format(__version__))
