Mercurial Repositories > eric / file comparison
comparison: Helpviewer/CookieJar/CookieModel.py
Helpviewer/CookieJar/CookieModel.py
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2009 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the cookie model. | |
| 8 """ | |
| 9 | |
| 10 from PyQt4.QtCore import * | |
| 11 from PyQt4.QtGui import * | |
| 12 | |
| 13 class CookieModel(QAbstractTableModel): | |
| 14 """ | |
| 15 Class implementing the cookie model. | |
| 16 """ | |
| 17 def __init__(self, cookieJar, parent = None): | |
| 18 """ | |
| 19 Constructor | |
| 20 | |
| 21 @param cookieJar reference to the cookie jar (CookieJar) | |
| 22 @param parent reference to the parent object (QObject) | |
| 23 """ | |
| 24 QAbstractTableModel.__init__(self, parent) | |
| 25 | |
| 26 self.__headers = [ | |
| 27 self.trUtf8("Website"), | |
| 28 self.trUtf8("Name"), | |
| 29 self.trUtf8("Path"), | |
| 30 self.trUtf8("Secure"), | |
| 31 self.trUtf8("Expires"), | |
| 32 self.trUtf8("Contents"), | |
| 33 ] | |
| 34 self.__cookieJar = cookieJar | |
| 35 self.connect(self.__cookieJar, SIGNAL("cookiesChanged()"), self.__cookiesChanged) | |
| 36 self.__cookieJar.load() | |
| 37 | |
| 38 def headerData(self, section, orientation, role): | |
| 39 """ | |
| 40 Public method to get header data from the model. | |
| 41 | |
| 42 @param section section number (integer) | |
| 43 @param orientation orientation (Qt.Orientation) | |
| 44 @param role role of the data to retrieve (integer) | |
| 45 @return requested data | |
| 46 """ | |
| 47 if role == Qt.SizeHintRole: | |
| 48 fm = QFontMetrics(QFont()) | |
| 49 height = fm.height() + fm.height() / 3 | |
| 50 width = \ | |
| 51 fm.width(self.headerData(section, orientation, Qt.DisplayRole).toString()) | |
| 52 return QVariant(QSize(width, height)) | |
| 53 | |
| 54 if orientation == Qt.Horizontal: | |
| 55 if role == Qt.DisplayRole: | |
| 56 try: | |
| 57 return QVariant(self.__headers[section]) | |
| 58 except IndexError: | |
| 59 return QVariant() | |
| 60 | |
| 61 return QVariant() | |
| 62 | |
| 63 return QAbstractTableModel.headerData(self, section, orientation, role) | |
| 64 | |
| 65 def data(self, index, role): | |
| 66 """ | |
| 67 Public method to get data from the model. | |
| 68 | |
| 69 @param index index to get data for (QModelIndex) | |
| 70 @param role role of the data to retrieve (integer) | |
| 71 @return requested data (QVariant) | |
| 72 """ | |
| 73 lst = [] | |
| 74 if self.__cookieJar is not None: | |
| 75 lst = self.__cookieJar.cookies() | |
| 76 if index.row() < 0 or index.row() >= len(lst): | |
| 77 return QVariant() | |
| 78 | |
| 79 if role in (Qt.DisplayRole, Qt.EditRole): | |
| 80 cookie = lst[index.row()] | |
| 81 col = index.column() | |
| 82 if col == 0: | |
| 83 return QVariant(cookie.domain()) | |
| 84 elif col == 1: | |
| 85 return QVariant(cookie.name()) | |
| 86 elif col == 2: | |
| 87 return QVariant(cookie.path()) | |
| 88 elif col == 3: | |
| 89 return QVariant(cookie.isSecure()) | |
| 90 elif col == 4: | |
| 91 return QVariant(cookie.expirationDate()) | |
| 92 elif col == 5: | |
| 93 return QVariant(cookie.value()) | |
| 94 else: | |
| 95 return QVariant() | |
| 96 | |
| 97 return QVariant() | |
| 98 | |
| 99 def columnCount(self, parent = QModelIndex()): | |
| 100 """ | |
| 101 Public method to get the number of columns of the model. | |
| 102 | |
| 103 @param parent parent index (QModelIndex) | |
| 104 @return number of columns (integer) | |
| 105 """ | |
| 106 if parent.isValid(): | |
| 107 return 0 | |
| 108 else: | |
| 109 return len(self.__headers) | |
| 110 | |
| 111 def rowCount(self, parent = QModelIndex()): | |
| 112 """ | |
| 113 Public method to get the number of rows of the model. | |
| 114 | |
| 115 @param parent parent index (QModelIndex) | |
| 116 @return number of columns (integer) | |
| 117 """ | |
| 118 if parent.isValid() or self.__cookieJar is None: | |
| 119 return 0 | |
| 120 else: | |
| 121 return len(self.__cookieJar.cookies()) | |
| 122 | |
| 123 def removeRows(self, row, count, parent = QModelIndex()): | |
| 124 """ | |
| 125 Public method to remove entries from the model. | |
| 126 | |
| 127 @param row start row (integer) | |
| 128 @param count number of rows to remove (integer) | |
| 129 @param parent parent index (QModelIndex) | |
| 130 @return flag indicating success (boolean) | |
| 131 """ | |
| 132 if parent.isValid() or self.__cookieJar is None: | |
| 133 return False | |
| 134 | |
| 135 lastRow = row + count - 1 | |
| 136 self.beginRemoveRows(parent, row, lastRow) | |
| 137 lst = self.__cookieJar.cookies() | |
| 138 del lst[row:lastRow + 1] | |
| 139 self.__cookieJar.setCookies(lst) | |
| 140 self.endRemoveRows() | |
| 141 | |
| 142 return True | |
| 143 | |
| 144 def __cookiesChanged(self): | |
| 145 """ | |
| 146 Private slot handling changes of the cookies list in the cookie jar. | |
| 147 """ | |
| 148 self.reset() |
