Mercurial > hg > Feedworm

annotate MainWindowController.py @ 17:5fda8bd94fa8

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make the model used to display feeds generic (so it can be used to display FeedEntries, too)
author Dirk Olmes <dirk@xanthippe.ping.de>
date Wed, 28 Apr 2010 03:37:01 +0200
parents 3ffecc709da9
children 35225588b895
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2 from Feed import Feed
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3 from PyQt4 import QtCore, QtGui
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4 from PyQt4.QtCore import QAbstractListModel, QModelIndex, QVariant, Qt
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5 from Ui_MainWindow import Ui_MainWindow
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7 class MainWindowController(QtGui.QMainWindow):
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8 def __init__(self, session=None):
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9 QtGui.QWidget.__init__(self, None)
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10 self.session = session
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11 self.ui = Ui_MainWindow()
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12 self.ui.setupUi(self)
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13 self.setupWidgets()
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15 def setupWidgets(self):
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16 self.setupFeedList()
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18 def setupFeedList(self):
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19 self.allFeeds = Feed.all(self.session)
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20 feedModel = DisplayModel(self, self.allFeeds, Feed.userPresentableString)
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21 self.ui.feedList.setModel(feedModel)
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22 self.connect(self.ui.feedList, QtCore.SIGNAL("clicked(QModelIndex)"), self.feedSelected)
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24 def feedSelected(self, index):
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25 feed = self.allFeeds[index.row()]
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26 print("feed selected: " + str(feed))
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28 class DisplayModel(QAbstractListModel):
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29 def __init__(self, parent=None, list=None, displayFunction=None, **args):
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30 QAbstractListModel.__init__(self, parent, *args)
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31 self.list = list
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32 self.displayFunction = displayFunction
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33
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34 def rowCount(self, parent=QModelIndex()):
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35 return len(self.list)
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37 def data(self, index, role):
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38 if index.isValid() and role == Qt.DisplayRole:
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39 row = index.row()
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40 object = self.list[row]
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41 displayString = self.displayFunction(object)
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42 return QVariant(displayString)
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43 else:
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44 return QVariant()