Helpviewer/HelpTopicDialog.py

Sun, 14 Feb 2010 11:28:47 +0000

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 14 Feb 2010 11:28:47 +0000
changeset 113
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parent 96
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child 487
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child 792
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permissions
-rw-r--r--

Implemented a workaround for a Qt/PyQt issue causing the eric web browser to crash, when some entry of the index widget is activated.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2009 - 2010 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing a dialog to select a help topic to display.
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8 """
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9
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10 from PyQt4.QtGui import QDialog
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11 from PyQt4.QtCore import SIGNAL, QUrl
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12
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1d8dd9706f46 First commit after changing to Python 3.1.
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13 from .Ui_HelpTopicDialog import Ui_HelpTopicDialog
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14
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15 class HelpTopicDialog(QDialog, Ui_HelpTopicDialog):
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16 """
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17 Class implementing a dialog to select a help topic to display.
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18 """
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19 def __init__(self, parent, keyword, links):
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20 """
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21 Constructor
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22
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23 @param parent reference to the parent widget (QWidget)
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24 @param keyword keyword for the link set (string)
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25 @param links dictionary with help topic as key (string) and
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26 URL as value (QUrl)
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27 """
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28 QDialog.__init__(self, parent)
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29 self.setupUi(self)
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30
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31 self.label.setText(self.trUtf8("Choose a &topic for <b>{0}</b>:")\
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32 .format(keyword))
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33
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34 self.__links = links
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35 for topic in sorted(self.__links):
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36 self.topicsList.addItem(topic)
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37 if self.topicsList.count() > 0:
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38 self.topicsList.setCurrentRow(0)
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39 self.topicsList.setFocus()
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40
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41 self.connect(self.topicsList, SIGNAL("itemActivated(QListWidgetItem*)"),
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42 self.accept)
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43
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44 def link(self):
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45 """
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46 Public method to the link of the selected topic.
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47
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48 @return URL of the selected topic (QUrl)
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49 """
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50 itm = self.topicsList.currentItem()
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51 if itm is None:
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52 return QUrl()
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53
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54 topic = itm.text()
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55 if topic == "" or topic not in self.__links:
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56 return QUrl()
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57
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58 return self.__links[topic]

eric ide

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