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todo.py
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todo.py
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#!/usr/bin/env python
# -*- coding: utf8 -*-
"""
@script : todo.py
@created : 2012-11-04 00:14:14.281
@changed : 2012-11-08 02:07:41.946
@creator : mkpy.py --version 0.0.27
@author : Igor A.Vetrov <qprostu@gmail.com>
"""
from __future__ import print_function
import os, sys
from PyQt4 import QtGui, QtCore
from db.sqlite import SQLite
from db.model import Priority, Task
from datetime import datetime, date, timedelta
from ui.dlg_newtask import NewTaskDialog
APP_DIR = os.path.dirname( __file__ )
__version__ = (0, 0, 15)
def getVersion():
"""Version number in string format"""
return '.'.join(map(str, __version__))
def now():
"""Current date-time"""
return str(datetime.now())[:-3]
class QCCLog(object):
""" Used for logging for background process """
def __init__(self, obj):
self._obj = obj
def write(self, s):
s = s.strip()
if s: self._obj.addItem(s)
class MainWindow(QtGui.QMainWindow):
"""The main window of the TODO application"""
def __init__(self):
QtGui.QMainWindow.__init__(self)
self.setWindowTitle(self.tr('Todo'))
self.createActions()
self.createMenus()
self.createToolBars()
self.createStatusBar()
# read settings
settings = QtCore.QSettings("todo.conf", QtCore.QSettings.IniFormat)
size = settings.value("MainWindow/Size", QtCore.QSize(800, 600))
self.resize(size)
position = settings.value("MainWindow/Position", QtCore.QPoint(10, 10))
self.move(position)
# initializing database
dbName = settings.value("Default/DB_NAME")
if not dbName:
dbName = "db/todo.sqlite3"
settings.setValue( "Default/DB_NAME", dbName )
dbName = os.path.normpath( os.path.join( APP_DIR, dbName ) )
dbEncoding = settings.value("Default/DB_ENCODING")
if not dbEncoding:
dbEncoding = "utf8"
settings.setValue( "Default/DB_ENCODING", dbEncoding )
debug = settings.value("Default/DEBUG", "False")
self.debug = False if debug in ("0", "False") else True
self.createDockWindows()
self.logger = QCCLog(self.logWidget)
#sys.stdout = sys.stderr = self.logger
self.initDb(dbName, dbEncoding)
if self.debug:
self.logger.write( "{} database initialized".format(now()) )
self.createTableWidget()
self.setCentralWidget(self.tableWidget)
def closeEvent(self, event):
settings = QtCore.QSettings("todo.conf", QtCore.QSettings.IniFormat)
settings.setValue( "MainWindow/Size", self.size() )
settings.setValue( "MainWindow/Position", self.pos() )
def initDb(self, name, encoding):
"""Initializing SQLite database"""
self.dbName = name
self.db = SQLite(self.dbName, encoding)
self.priority = Priority(self.db)
self.task = Task(self.db)
# for testing purposes
if self.task.count()==0:
self.db.execSql( "insert into {} (name, priority, deadline) values(?, ?, ?)".format(self.task._tableName),
("Low Test", 1, date.today() + timedelta(2)) )
self.db.commit()
def createActions(self):
"""Create actions (for menu etc)."""
self.newTaskAction = QtGui.QAction(QtGui.QIcon('images/editadd.png'),
self.tr("Add TODO item"), self, shortcut=QtGui.QKeySequence.New,
statusTip=self.tr("Adding new TODO item"), triggered=self.newTask)
self.completeAction = QtGui.QAction(QtGui.QIcon('images/editedit.png'),
self.tr("Complete TODO item"), self, statusTip=self.tr("Completing TODO item"), triggered=self.completeTask)
self.deleteAction = QtGui.QAction(QtGui.QIcon('images/editdelete.png'),
self.tr("Delete TODO item"), self, statusTip=self.tr("Deleting TODO item"), triggered=self.deleteTask)
self.editAction = QtGui.QAction(QtGui.QIcon('images/filenew.png'),
self.tr("Edit TODO item"), self, shortcut=QtCore.Qt.CTRL|QtCore.Qt.Key_E,
statusTip=self.tr("Editing TODO item"), triggered=self.editTask)
self.exitAction = QtGui.QAction(QtGui.QIcon('images/exit.png'), self.tr('Exit'), self)
self.exitAction.setShortcut('Ctrl+Q')
self.exitAction.setStatusTip(self.tr('Exit application'))
self.aboutAction = QtGui.QAction(QtGui.QIcon('images/about.png'),
self.tr("&About"), self, statusTip=self.tr("Show the application's About box"), triggered=self.about)
self.aboutQtAction = QtGui.QAction(QtGui.QIcon('images/qt-logo.png'), self.tr("About &Qt"),
self, statusTip=self.tr("Show the Qt library's About box"), triggered=QtGui.qApp.aboutQt)
self.connect(self.exitAction, QtCore.SIGNAL('triggered()'), QtCore.SLOT('close()'))
def createMenus(self):
menubar = self.menuBar()
fileMenu = menubar.addMenu(self.tr('&File'))
fileMenu.addAction(self.newTaskAction)
fileMenu.addAction(self.editAction)
fileMenu.addAction(self.completeAction)
fileMenu.addSeparator()
fileMenu.addAction(self.exitAction)
self.viewMenu = menubar.addMenu(self.tr("&View"))
menubar.addSeparator()
helpMenu = menubar.addMenu(self.tr("&Help"))
helpMenu.addAction(self.aboutAction)
helpMenu.addAction(self.aboutQtAction)
def createToolBars(self):
taskToolBar = self.addToolBar("Task")
taskToolBar.setObjectName("TaskToolbar")
taskToolBar.addAction(self.newTaskAction)
taskToolBar.addAction(self.editAction)
taskToolBar.addAction(self.completeAction)
exitToolBar = self.addToolBar("Exit")
exitToolBar.setObjectName("ExitToolbar")
exitToolBar.addAction(self.exitAction)
def createStatusBar(self):
self.sizeLabel = QtGui.QLabel(" ")
self.sizeLabel.setFrameStyle(QtGui.QFrame.StyledPanel|QtGui.QFrame.Sunken)
self.sizeLabel.setFrameStyle(QtGui.QFrame.Sunken)
status = self.statusBar()
status.setSizeGripEnabled(True)
status.addPermanentWidget(self.sizeLabel)
status.showMessage(self.tr("Ready"), 5000)
def openContextMenu(self, position):
menu = QtGui.QMenu(self)
menu.addAction(self.newTaskAction)
menu.addAction(self.editAction)
menu.addAction(self.completeAction)
menu.addSeparator()
menu.addAction(self.deleteAction)
#menu.exec_(self.tableWidget.mapToGlobal(position))
menu.popup(QtGui.QCursor.pos())
def createTableWidget(self):
"""Table widget creation to display TODO lists"""
self.tableWidget = QtGui.QTableWidget(0, 6)
self.tableWidget.setSelectionBehavior(QtGui.QAbstractItemView.SelectRows)
# select one row at a time
self.tableWidget.setSelectionMode(QtGui.QAbstractItemView.SingleSelection)
# no editing values
self.tableWidget.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
self.tableWidget.setHorizontalHeaderLabels((self.tr("ID"), self.tr("Name"), self.tr("Priority"), self.tr("Deadline"),
self.tr("Completed"), self.tr("Created")))
#self.tableWidget.horizontalHeader().setResizeMode(0, QHeaderView.Stretch)
self.tableWidget.verticalHeader().hide()
self.tableWidget.setShowGrid(True)
#self.tableWidget.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
#self.addActions(self.tableWidget, (self.newAction, self.aboutAction))
self.tableWidget.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
self.tableWidget.customContextMenuRequested.connect(self.openContextMenu)
self.tableWidget.cellDoubleClicked.connect(self.rowDblClick)
self.refreshTable()
def refreshTable(self):
self.tableWidget.setRowCount(0)
rows = self.db.execSql("select * from TodoTask where status=0")
for row in rows:
cnt = self.tableWidget.rowCount()
self.tableWidget.insertRow(cnt)
self.tableWidget.setItem(cnt, 0, QtGui.QTableWidgetItem(str(row["id"])))
self.tableWidget.setItem(cnt, 1, QtGui.QTableWidgetItem(row["name"]))
self.tableWidget.setItem(cnt, 2, QtGui.QTableWidgetItem(self.priority.getName(row["priority"])))
self.tableWidget.setItem(cnt, 3, QtGui.QTableWidgetItem(str(row["deadline"])))
self.tableWidget.setItem(cnt, 4, QtGui.QTableWidgetItem(str(row["completed"]) if row["completed"] else ""))
self.tableWidget.setItem(cnt, 5, QtGui.QTableWidgetItem(str(row["created"])))
QtGui.qApp.processEvents()
self.tableWidget.resizeColumnsToContents()
def createDockWindows(self):
dockWidget = QtGui.QDockWidget(self.tr("Log"), self)
dockWidget.setObjectName("LogDockWidget")
dockWidget.setAllowedAreas(QtCore.Qt.LeftDockWidgetArea|
QtCore.Qt.RightDockWidgetArea)
self.logWidget = QtGui.QListWidget()
dockWidget.setWidget(self.logWidget)
self.addDockWidget(QtCore.Qt.LeftDockWidgetArea, dockWidget)
self.viewMenu.addAction(dockWidget.toggleViewAction())
if not self.debug: dockWidget.close()
def newTask(self):
dialog = NewTaskDialog(self)
dialog.priority.addItems(self.priority.listNames())
if dialog.exec_():
args = {}
args["name"] = dialog.name.text()
args["priority"] = self.priority.getCode( dialog.priority.currentText() )
args["deadline"] = dialog.deadline.date().toPyDate()
args = self.task.save("", **args)
self.refreshTable()
def rowDblClick(self, row, col):
self._updateTask(row)
def editTask(self):
# index of currently selected row
row = self.tableWidget.currentRow()
if row==-1:
msgBox = QtGui.QMessageBox()
msgBox.setWindowTitle(self.tr('Edit'))
msgBox.setText(self.tr('Select a task to edit!'))
msgBox.exec_()
else:
self._updateTask(row)
def _updateTask(self, row):
# id of currently selected row
_id = int(self.tableWidget.item(row, 0).text())
row = self.task.read(_id)
# open dialog for editing record
dialog = NewTaskDialog(self)
dialog.name.setText(row["name"])
dialog.priority.addItems(self.priority.listNames())
dialog.priority.setCurrentIndex(row['priority']-1)
dialog.deadline.setDate(row['deadline'])
if dialog.exec_():
row["name"] = dialog.name.text()
row["priority"] = self.priority.getCode( dialog.priority.currentText() )
row["deadline"] = dialog.deadline.date().toPyDate()
args = self.task.save(_id, **row)
self.refreshTable()
def completeTask(self):
# index of currently selected row
row = self.tableWidget.currentRow()
if row==-1:
msgBox = QtGui.QMessageBox()
msgBox.setWindowTitle (self.tr('Complete'))
msgBox.setText(self.tr('Select a task to complete!'))
msgBox.exec_()
return
# id of currently selected row
_id = self.tableWidget.item(row, 0).text()
if QtGui.QMessageBox.question(self, self.tr('Complete'), self.tr('Are you sure to complete this task (id={})?').format(_id),
QtGui.QMessageBox.Yes, QtGui.QMessageBox.No) == QtGui.QMessageBox.Yes:
self.db.execSql('update TodoTask set status=1, completed=? where id=?', (datetime.now(), int(_id)))
self.db.commit()
self.refreshTable()
def deleteTask(self):
# index and id of currently selected row
row = self.tableWidget.currentRow()
if row==-1:
msgBox = QtGui.QMessageBox()
msgBox.setWindowTitle (self.tr('Delete'))
msgBox.setText(self.tr('Select a task to delete!'))
msgBox.exec_()
return
_id = self.tableWidget.item(row, 0).text()
if QtGui.QMessageBox.question(self, self.tr('Delete'), self.tr('Are you sure to delete this record (id={})?').format(_id),
QtGui.QMessageBox.Yes, QtGui.QMessageBox.No) == QtGui.QMessageBox.Yes:
# remove row from table widget
self.tableWidget.removeRow( row )
# remove record from database
self.logger.write( "{} delete from TodoTask where id={}".format(now(), _id) )
self.task.deleteId(_id)
self.statusBar().showMessage('Deleted record id=' + _id, 5000)
def about(self):
QtGui.QMessageBox.about(self, self.tr("About Application"),
self.tr("The purpose of the <b>Application</b> is:<br>"
" - the management of TODO lists..."
"<br><br>author: <a href='mailto:qprostu@gmail.com'>Igor A.Vetrov</a> © 2012"
"<hr>Version: {}").format(getVersion()))
if __name__ == "__main__":
"""Main function starting the application.
To change the style of an application to one of this:
Plastique, Cleanlooks, CDE, Motif, WindowsXP, Windows
QtGui.QApplication.setStyle(QtGui.QStyleFactory.create('Plastique'))
from command line:
todo.py -style CDE
"""
app = QtGui.QApplication(sys.argv)
app.setWindowIcon(QtGui.QIcon("images/home.png"))
# read settings
settings = QtCore.QSettings("todo.conf", QtCore.QSettings.IniFormat)
# application internationalization
lang = settings.value("Default/APP_LANGUAGE")
del settings
if lang:
QtCore.QTextCodec.setCodecForTr( QtCore.QTextCodec.codecForName("utf8") );
translator = QtCore.QTranslator()
translator.load("translations/todo_" + lang)
app.installTranslator(translator)
main = MainWindow()
main.show()
sys.exit(app.exec_())
# end of todo.py