Helpviewer/AdBlock/AdBlockExceptionsDialog.py

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1971:a68d78702c98 1972:5341662d6cfb
1 # -*- coding: utf-8 -*-
2
3 # Copyright (c) 2012 Detlev Offenbach <detlev@die-offenbachs.de>
4 #
5
6 """
7 Module implementing a dialog to configure the AdBlock exceptions.
8 """
9
10 from PyQt4.QtCore import pyqtSlot
11 from PyQt4.QtGui import QDialog
12
13 from E5Gui.E5LineEditButton import E5LineEditButton
14 from E5Gui.E5LineEdit import E5LineEdit
15
16 from .Ui_AdBlockExceptionsDialog import Ui_AdBlockExceptionsDialog
17
18 import Helpviewer.HelpWindow
19
20 import UI.PixmapCache
21
22
23 class AdBlockExceptionsDialog(QDialog, Ui_AdBlockExceptionsDialog):
24 """
25 Class implementing a dialog to configure the AdBlock exceptions.
26 """
27 def __init__(self, parent=None):
28 """
29 Constructor
30
31 @param parent reference to the parent widget (QWidget)
32 """
33 super().__init__(parent)
34 self.setupUi(self)
35
36 self.iconLabel.setPixmap(UI.PixmapCache.getPixmap("adBlockPlusGreen48.png"))
37
38 self.hostEdit.setInactiveText(self.trUtf8("Enter host to be added..."))
39 self.__clearHostButton = E5LineEditButton(self)
40 self.__clearHostButton.setIcon(UI.PixmapCache.getIcon("clearLeft.png"))
41 self.hostEdit.addWidget(self.__clearHostButton, E5LineEdit.RightSide)
42 self.__clearHostButton.clicked[()].connect(self.hostEdit.clear)
43
44 self.buttonBox.setFocus()
45
46 def load(self, hosts):
47 """
48 Public slot to load the list of excepted hosts.
49
50 @param hosts list of excepted hosts
51 """
52 self.hostList.clear()
53 self.hostList.addItems(hosts)
54
55 @pyqtSlot(str)
56 def on_hostEdit_textChanged(self, txt):
57 """
58 Private slot to handle changes of the host edit.
59
60 @param txt text of the edit (string)
61 """
62 self.addButton.setEnabled(bool(txt))
63
64 @pyqtSlot()
65 def on_addButton_clicked(self):
66 """
67 Private slot to handle a click of the add button.
68 """
69 self.hostList.addItem(self.hostEdit.text())
70 self.hostEdit.clear()
71
72 @pyqtSlot()
73 def on_hostList_itemSelectionChanged(self):
74 """
75 Private slot handling a change of the number of selected items.
76 """
77 self.deleteButton.setEnabled(len(self.hostList.selectedItems()) > 0)
78
79 @pyqtSlot()
80 def on_deleteButton_clicked(self):
81 """
82 Private slot handling a click of the delete button.
83 """
84 for itm in self.hostList.selectedItems():
85 row = self.hostList.row(itm)
86 removedItem = self.hostList.takeItem(row)
87 del removedItem
88
89 def accept(self):
90 """
91 Public slot handling the acceptance of the dialog.
92 """
93 hosts = []
94 for row in range(self.hostList.count()):
95 hosts.append(self.hostList.item(row).text())
96
97 Helpviewer.HelpWindow.HelpWindow.adBlockManager().setExceptions(hosts)
98
99 super().accept()

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