Helpviewer/Passwords/PasswordsDialog.py

Mon, 09 Aug 2010 15:36:47 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Mon, 09 Aug 2010 15:36:47 +0200
changeset 464
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parent 13
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child 491
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permissions
-rw-r--r--

Continued porting signal/slot usage to the new API.

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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 show all saved logins.
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8 """
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9
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10 from PyQt4.QtCore import *
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11 from PyQt4.QtGui import *
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12
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13 import Helpviewer.HelpWindow
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14
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15 from .PasswordModel import PasswordModel
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17 from .Ui_PasswordsDialog import Ui_PasswordsDialog
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18
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19 import UI.PixmapCache
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20
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21 class PasswordsDialog(QDialog, Ui_PasswordsDialog):
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22 """
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23 Class implementing a dialog to show all saved logins.
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24 """
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25 def __init__(self, parent = None):
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26 """
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27 Constructor
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28
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29 @param parent reference to the parent widget (QWidget)
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30 """
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31 QDialog.__init__(self, parent)
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32 self.setupUi(self)
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33
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34 self.clearButton.setIcon(UI.PixmapCache.getIcon("clearLeft.png"))
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35
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36 self.__showPasswordsText = self.trUtf8("Show Passwords")
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37 self.__hidePasswordsText = self.trUtf8("Hide Passwords")
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38 self.passwordsButton.setText(self.__showPasswordsText)
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39
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40 self.removeButton.clicked[()].connect(self.passwordsTable.removeSelected)
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41 self.removeAllButton.clicked[()].connect(self.passwordsTable.removeAll)
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42
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43 self.passwordsTable.verticalHeader().hide()
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44 self.__passwordModel = \
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45 PasswordModel(Helpviewer.HelpWindow.HelpWindow.passwordManager(), self)
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46 self.__proxyModel = QSortFilterProxyModel(self)
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47 self.__proxyModel.setSourceModel(self.__passwordModel)
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48 self.connect(self.searchEdit, SIGNAL("textChanged(QString)"),
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49 self.__proxyModel.setFilterFixedString)
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50 self.passwordsTable.setModel(self.__proxyModel)
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51
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52 fm = QFontMetrics(QFont())
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53 height = fm.height() + fm.height() // 3
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54 self.passwordsTable.verticalHeader().setDefaultSectionSize(height)
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55 self.passwordsTable.verticalHeader().setMinimumSectionSize(-1)
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56
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57 self.__calculateHeaderSizes()
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58
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59 def __calculateHeaderSizes(self):
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60 """
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61 Private method to calculate the section sizes of the horizontal header.
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62 """
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63 fm = QFontMetrics(QFont())
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64 for section in range(self.__passwordModel.columnCount()):
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65 header = self.passwordsTable.horizontalHeader().sectionSizeHint(section)
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66 if section == 0:
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67 header = fm.width("averagebiglongsitename")
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68 elif section == 1:
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69 header = fm.width("averagelongusername")
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70 elif section == 2:
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71 header = fm.width("averagelongpassword")
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72 buffer = fm.width("mm")
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73 header += buffer
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74 self.passwordsTable.horizontalHeader().resizeSection(section, header)
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75 self.passwordsTable.horizontalHeader().setStretchLastSection(True)
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76
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77 @pyqtSlot()
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78 def on_passwordsButton_clicked(self):
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79 """
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80 Private slot to switch the password display mode.
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81 """
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82 if self.__passwordModel.showPasswords():
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83 self.__passwordModel.setShowPasswords(False)
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84 self.passwordsButton.setText(self.__showPasswordsText)
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85 else:
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86 res = QMessageBox.question(self,
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87 self.trUtf8("Saved Passwords"),
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88 self.trUtf8("""Do you really want to show passwords?"""),
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89 QMessageBox.StandardButtons(\
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90 QMessageBox.No | \
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91 QMessageBox.Yes),
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92 QMessageBox.No)
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93 if res == QMessageBox.Yes:
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94 self.__passwordModel.setShowPasswords(True)
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95 self.passwordsButton.setText(self.__hidePasswordsText)
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96 self.__calculateHeaderSizes()

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