Helpviewer/AdBlock/AdBlockDialog.py

Fri, 06 Aug 2010 14:41:22 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Fri, 06 Aug 2010 14:41:22 +0200
changeset 461
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parent 134
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child 483
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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
13
1af94a91f439 Changed copyright for 2010.
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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 the AdBlock configuration dialog.
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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 from E5Gui.E5TreeSortFilterProxyModel import E5TreeSortFilterProxyModel
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14
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15 import Helpviewer.HelpWindow
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16
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17 from .Ui_AdBlockDialog import Ui_AdBlockDialog
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18
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19 from .AdBlockModel import AdBlockModel
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20 from .AdBlockRule import AdBlockRule
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21
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22 import UI.PixmapCache
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23
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24 class AdBlockDialog(QDialog, Ui_AdBlockDialog):
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25 """
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26 Class implementing the AdBlock configuration dialog.
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27 """
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28 def __init__(self, parent = None):
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29 """
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30 Constructor
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31 """
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32 QDialog.__init__(self, parent)
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33 self.setupUi(self)
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34
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35 self.clearButton.setIcon(UI.PixmapCache.getIcon("clearLeft.png"))
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36
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37 self.__adBlockModel = AdBlockModel(self)
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38 self.__proxyModel = E5TreeSortFilterProxyModel(self)
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39 self.__proxyModel.setSourceModel(self.__adBlockModel)
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40 self.subscriptionsTree.setModel(self.__proxyModel)
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41
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42 self.connect(self.searchEdit, SIGNAL("textChanged(QString)"),
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43 self.__proxyModel.setFilterFixedString)
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44
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45 manager = Helpviewer.HelpWindow.HelpWindow.adblockManager()
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46 self.adBlockGroup.setChecked(manager.isEnabled())
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47 self.connect(self.adBlockGroup, SIGNAL("toggled(bool)"),
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48 manager.setEnabled)
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49
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50 menu = QMenu(self)
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51 menu.aboutToShow.connect(self.__aboutToShowActionMenu)
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52 self.actionButton.setMenu(menu)
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53 self.actionButton.setIcon(UI.PixmapCache.getIcon("adBlockAction.png"))
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54 self.actionButton.setPopupMode(QToolButton.InstantPopup)
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55
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56 if self.adBlockGroup.isChecked():
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57 subscription = manager.customRules()
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58 subscriptionIndex = self.__adBlockModel.subscriptionIndex(subscription)
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59 self.subscriptionsTree.expand(
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60 self.__proxyModel.mapFromSource(subscriptionIndex))
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61
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62 def model(self):
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63 """
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64 Public method to return a reference to the subscriptions tree model.
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65 """
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66 return self.subscriptionsTree.model()
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67
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68 def setCurrentIndex(self, index):
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69 """
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70 Private slot to set the current index of the subscriptions tree.
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71
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72 @param index index to be set (QModelIndex)
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73 """
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74 self.subscriptionsTree.setCurrentIndex(index)
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75
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76 def __aboutToShowActionMenu(self):
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77 """
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78 Private slot to show the actions menu.
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79 """
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80 menu = self.actionButton.menu()
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81 menu.clear()
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82
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83 menu.addAction(self.trUtf8("Add Custom Rule"), self.addCustomRule)
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84
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85 menu.addAction(self.trUtf8("Learn more about writing rules..."),
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86 self.__learnAboutWritingFilters)
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87
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88 menu.addSeparator()
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89
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90 idx = self.__proxyModel.mapToSource(self.subscriptionsTree.currentIndex())
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91
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92 act = menu.addAction(self.trUtf8("Update Subscription"),
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93 self.__updateSubscription)
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94 act.setEnabled(idx.isValid())
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95
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96 menu.addAction(self.trUtf8("Browse Subscriptions..."), self.__browseSubscriptions)
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97
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98 menu.addSeparator()
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99
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100 act = menu.addAction(self.trUtf8("Remove Subscription"),
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101 self.__removeSubscription)
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102 act.setEnabled(idx.isValid())
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103
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104 def addCustomRule(self, rule = ""):
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105 """
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106 Public slot to add a custom AdBlock rule.
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107
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108 @param rule string defining the rule to be added (string)
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109 """
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110 manager = Helpviewer.HelpWindow.HelpWindow.adblockManager()
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111 subscription = manager.customRules()
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112 assert subscription is not None
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113 subscription.addRule(AdBlockRule(rule))
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114 QApplication.processEvents()
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115
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116 parent = self.__adBlockModel.subscriptionIndex(subscription)
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117 cnt = self.__adBlockModel.rowCount(parent)
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118 ruleIndex = self.__adBlockModel.index(cnt - 1, 0, parent)
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119 self.subscriptionsTree.expand(self.__proxyModel.mapFromSource(parent))
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120 self.subscriptionsTree.edit(self.__proxyModel.mapFromSource(ruleIndex))
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121
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122 def __updateSubscription(self):
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123 """
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124 Private slot to update the selected subscription.
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125 """
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126 idx = self.__proxyModel.mapToSource(self.subscriptionsTree.currentIndex())
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127 if not idx.isValid():
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128 return
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129 if idx.parent().isValid():
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130 idx = idx.parent()
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131 subscription = self.__adBlockModel.subscription(idx)
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132 subscription.updateNow()
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133
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134 def __browseSubscriptions(self):
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135 """
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136 Private slot to browse the list of available AdBlock subscriptions.
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137 """
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138 QDesktopServices.openUrl(QUrl("http://adblockplus.org/en/subscriptions"))
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139
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140 def __learnAboutWritingFilters(self):
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141 """
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142 Private slot to show the web page about how to write filters.
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143 """
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144 QDesktopServices.openUrl(QUrl("http://adblockplus.org/en/filters"))
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145
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146 def __removeSubscription(self):
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147 """
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148 Private slot to remove the selected subscription.
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149 """
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150 idx = self.__proxyModel.mapToSource(self.subscriptionsTree.currentIndex())
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151 if not idx.isValid():
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152 return
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153 if idx.parent().isValid():
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154 idx = idx.parent()
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155 subscription = self.__adBlockModel.subscription(idx)
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156 manager = Helpviewer.HelpWindow.HelpWindow.adblockManager()
134
c2dd2bf92ece Fixed a few issues with the eric web browser.
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157 manager.removeSubscription(subscription)

eric ide

mercurial