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todo.py
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todo.py
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import os, sys
from PyQt4 import QtCore, QtGui
import todoDB, editor
class Window(QtGui.QMainWindow):
def __init__(self):
super(Window, self).__init__()
# x, y, width, height
self.setGeometry(0, 0, 1060, 690)
self.setWindowTitle('TODO')
self.setWindowIcon(QtGui.QIcon('icon.png'))
# tree widget
self.treeWidget = QtGui.QTreeWidget()
headerItem = QtGui.QTreeWidgetItem(['Task', 'Date', 'Tags'])
self.treeWidget.setHeaderItem(headerItem)
self.treeWidget.setAllColumnsShowFocus(True)
self.treeWidget.setUniformRowHeights(True)
self.treeWidget.setSortingEnabled(True)
self.treeWidget.setAlternatingRowColors(True)
#expandItems
self.expandItems = []
# splitter
self.splitter = QtGui.QSplitter()
self.splitter.setOrientation(QtCore.Qt.Vertical)
self.splitter.addWidget(self.treeWidget)
self.editor = editor.Editor(self)
self.splitter.addWidget(self.editor)
# layout and central widget
hbox = QtGui.QHBoxLayout()
hbox.addWidget(self.splitter)
self.widget = QtGui.QWidget()
self.widget.setLayout(hbox)
self.setCentralWidget(self.widget)
# status bar
self.statusBar().showMessage('ready')
# exit action
exitAction = QtGui.QAction(QtGui.QIcon('exit.png'), 'Exit', self)
exitAction.setShortcut('Ctrl+Q')
exitAction.setStatusTip('Exit application')
exitAction.triggered.connect(self.close)
# new action
self.newAction = QtGui.QAction(QtGui.QIcon('new.png'), 'New', self)
self.newAction.setShortcut('Ctrl+N')
self.newAction.setStatusTip('Add new task')
self.newAction.triggered.connect(self.new)
# edit action
self.editAction = QtGui.QAction(QtGui.QIcon('edit.png'), 'Edit', self)
self.editAction.setShortcut('Ctrl+E')
self.editAction.setStatusTip('Edit selected task')
self.editAction.triggered.connect(self.edit)
# delete action
self.deleteAction = QtGui.QAction(QtGui.QIcon('delete.png'), 'Delete', self)
self.deleteAction.setShortcut('Ctrl+D')
self.deleteAction.setStatusTip('Delete selected task')
self.deleteAction.triggered.connect(self.delete)
# menu bar
menubar = self.menuBar()
fileMenu = menubar.addMenu('&File')
editMenu = menubar.addMenu('&Edit')
editMenu.addAction(self.newAction)
editMenu.addAction(self.editAction)
editMenu.addAction(self.deleteAction)
# tool bar
toolbar = self.addToolBar('Exit')
toolbar.addAction(exitAction)
toolbar.addAction(self.newAction)
toolbar.addAction(self.editAction)
toolbar.addAction(self.deleteAction)
# load data from DB and add in tree widget
self.loadData()
# connect
self.treeWidget.itemChanged.connect(self.on_treeWidget_itemChanged)
self.treeWidget.currentItemChanged.connect(self.on_treeWidget_currentItemChanged)
self.treeWidget.itemExpanded.connect(self.on_treeWidget_itemExpanded)
self.treeWidget.itemCollapsed.connect(self.on_treeWidget_itemCollapsed)
# fix width
for column in range(0, self.treeWidget.columnCount()):
self.treeWidget.resizeColumnToContents(column)
# set current item
self.treeWidget.setCurrentItem(None)
def loadData(self):
# init treeWidget
self.treeWidget.clear()
topItemList = []
childItemList = []
# load data from DB and create treeWidgetItem
for task in todoDB.Task.query.all():
tags = ','.join([t.name for t in task.tags])
item = QtGui.QTreeWidgetItem([task.text, str(task.date), tags])
item.task = task
if task.done:
item.setCheckState(0, QtCore.Qt.Checked)
else:
item.setCheckState(0, QtCore.Qt.Unchecked)
if item.task.parent is None:
topItemList.append(item)
else:
childItemList.append(item)
for topItem in topItemList:
for childItem in childItemList:
if topItem.task.text == childItem.task.parent:
topItem.addChild(childItem)
self.treeWidget.addTopLevelItems(topItemList)
# exxpand item
for i in range(0, self.treeWidget.topLevelItemCount()):
for item in self.expandItems:
if self.treeWidget.topLevelItem(i).task.text == item.task.text:
self.treeWidget.expandItem(self.treeWidget.topLevelItem(i))
def on_treeWidget_itemChanged(self, item, column):
# finished?
if item.checkState(0):
item.task.done = True
else:
item.task.done = False
todoDB.saveData()
# fix width
for column in range(0, self.treeWidget.columnCount()):
self.treeWidget.resizeColumnToContents(column)
def on_treeWidget_currentItemChanged(self, current, previous):
if current:
self.editAction.setEnabled(True)
self.deleteAction.setEnabled(True)
else:
self.editAction.setEnabled(False)
self.deleteAction.setEnabled(False)
def on_treeWidget_itemExpanded(self, item):
self.expandItems.append(item)
# fix width
for column in range(0, self.treeWidget.columnCount()):
self.treeWidget.resizeColumnToContents(column)
def on_treeWidget_itemCollapsed(self, item):
self.expandItems.remove(item)
def new(self):
# collect top items
topItems = []
for i in range(0, self.treeWidget.topLevelItemCount()):
topItems.append(self.treeWidget.topLevelItem(i))
# create new task
task = todoDB.Task(text=u"New Task")
item = QtGui.QTreeWidgetItem([task.text, str(task.date), ""])
item.setCheckState(0, QtCore.Qt.Unchecked)
item.task = task
# add new item to treeWidget
self.treeWidget.addTopLevelItem(item)
self.treeWidget.setCurrentItem(item)
todoDB.saveData()
self.editor.edit(item, topItems, True)
def edit(self):
selectedItem = self.treeWidget.currentItem()
if not selectedItem:
return
# collect top items
topItems = []
for i in range(0, self.treeWidget.topLevelItemCount()):
topItems.append(self.treeWidget.topLevelItem(i))
self.editor.edit(selectedItem, topItems)
def delete(self):
selectedItem = self.treeWidget.currentItem()
if not selectedItem:
return
reply = QtGui.QMessageBox.question(self,
'Confirmation',
"Are you sure to delete?",
QtGui.QMessageBox.Yes |
QtGui.QMessageBox.No,
QtGui.QMessageBox.No)
if reply == QtGui.QMessageBox.Yes:
# delete all children
for i in range(0, selectedItem.childCount()):
selectedItem.child(i).task.delete()
# delete itself
selectedItem.task.delete()
todoDB.saveData()
# update UI
if selectedItem.parent():
selectedItem.parent().removeChild(selectedItem)
else:
self.treeWidget.takeTopLevelItem(self.treeWidget.indexOfTopLevelItem(selectedItem))
def closeEvent(self, event):
# widget, title, message, button1 | button2, default focus
reply = QtGui.QMessageBox.question(self,
'Confirmation',
"Are you sure to quit?",
QtGui.QMessageBox.Yes |
QtGui.QMessageBox.No,
QtGui.QMessageBox.No)
if reply == QtGui.QMessageBox.Yes:
event.accept()
else:
event.ignore()
def main():
todoDB.initDB()
app = QtGui.QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())
if __name__ == '__main__':
main()