Mercurial Repositories > eric / file comparison
comparison: Helpviewer/OfflineStorage/WebDatabasesModel.py
Helpviewer/OfflineStorage/WebDatabasesModel.py
- changeset 945
- 8cd4d08fa9f6
- parent 791
- 9ec2ac20e54e
- child 1131
- 7781e396c903
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| 944:1b59c4ba121e | 945:8cd4d08fa9f6 |
|---|---|
| 9 | 9 |
| 10 import sys | 10 import sys |
| 11 | 11 |
| 12 from PyQt4.QtCore import QAbstractItemModel, QModelIndex, Qt | 12 from PyQt4.QtCore import QAbstractItemModel, QModelIndex, Qt |
| 13 from PyQt4.QtWebKit import QWebSecurityOrigin, QWebDatabase | 13 from PyQt4.QtWebKit import QWebSecurityOrigin, QWebDatabase |
| 14 | |
| 14 | 15 |
| 15 class WebDatabasesModel(QAbstractItemModel): | 16 class WebDatabasesModel(QAbstractItemModel): |
| 16 """ | 17 """ |
| 17 Class implementing the web databases model. | 18 Class implementing the web databases model. |
| 18 """ | 19 """ |
| 19 def __init__(self, parent = None): | 20 def __init__(self, parent=None): |
| 20 """ | 21 """ |
| 21 Constructor | 22 Constructor |
| 22 | 23 |
| 23 @param parent reference to the parent object (QObject) | 24 @param parent reference to the parent object (QObject) |
| 24 """ | 25 """ |
| 25 QAbstractItemModel.__init__(self, parent) | 26 QAbstractItemModel.__init__(self, parent) |
| 26 self.__headers = [ | 27 self.__headers = [ |
| 27 self.trUtf8("Name"), | 28 self.trUtf8("Name"), |
| 28 self.trUtf8("Size") | 29 self.trUtf8("Size") |
| 29 ] | 30 ] |
| 30 | 31 |
| 31 self.__data = [] | 32 self.__data = [] |
| 32 for origin in QWebSecurityOrigin.allOrigins(): | 33 for origin in QWebSecurityOrigin.allOrigins(): |
| 33 self.__data.append([origin, origin.databases()]) | 34 self.__data.append([origin, origin.databases()]) |
| 34 | 35 |
| 35 def removeRows(self, row, count, parent = QModelIndex()): | 36 def removeRows(self, row, count, parent=QModelIndex()): |
| 36 """ | 37 """ |
| 37 Public method to remove databases from the model. | 38 Public method to remove databases from the model. |
| 38 | 39 |
| 39 @param row row of the first database to remove (integer) | 40 @param row row of the first database to remove (integer) |
| 40 @param count number of databases to remove (integer) | 41 @param count number of databases to remove (integer) |
| 51 QWebDatabase.removeDatabase(db) | 52 QWebDatabase.removeDatabase(db) |
| 52 del self.__data[parentRow][1][row:row + count] | 53 del self.__data[parentRow][1][row:row + count] |
| 53 self.endRemoveRows() | 54 self.endRemoveRows() |
| 54 else: | 55 else: |
| 55 for parentRow in range(row, row + count): | 56 for parentRow in range(row, row + count): |
| 56 self.beginRemoveRows(self.index(parentRow, 0, parent), | 57 self.beginRemoveRows(self.index(parentRow, 0, parent), |
| 57 0, len(self.__data[parentRow][1]) - 1) | 58 0, len(self.__data[parentRow][1]) - 1) |
| 58 for db in self.__data[parentRow][1]: | 59 for db in self.__data[parentRow][1]: |
| 59 QWebDatabase.removeDatabase(db) | 60 QWebDatabase.removeDatabase(db) |
| 60 del self.__data[parentRow][1][:] | 61 del self.__data[parentRow][1][:] |
| 61 self.endRemoveRows() | 62 self.endRemoveRows() |
| 62 | 63 |
| 63 return True | 64 return True |
| 64 | 65 |
| 65 def headerData(self, section, orientation, role = Qt.DisplayRole): | 66 def headerData(self, section, orientation, role=Qt.DisplayRole): |
| 66 """ | 67 """ |
| 67 Public method to get the header data. | 68 Public method to get the header data. |
| 68 | 69 |
| 69 @param section section number (integer) | 70 @param section section number (integer) |
| 70 @param orientation header orientation (Qt.Orientation) | 71 @param orientation header orientation (Qt.Orientation) |
| 76 return self.__headers[section] | 77 return self.__headers[section] |
| 77 except IndexError: | 78 except IndexError: |
| 78 pass | 79 pass |
| 79 return QAbstractItemModel.headerData(self, section, orientation, role) | 80 return QAbstractItemModel.headerData(self, section, orientation, role) |
| 80 | 81 |
| 81 def data(self, index, role = Qt.DisplayRole): | 82 def data(self, index, role=Qt.DisplayRole): |
| 82 """ | 83 """ |
| 83 Public method to get data from the model. | 84 Public method to get data from the model. |
| 84 | 85 |
| 85 @param index index of entry to get data for (QModelIndex) | 86 @param index index of entry to get data for (QModelIndex) |
| 86 @param role data role (integer) | 87 @param role data role (integer) |
| 97 if index.column() == 0: | 98 if index.column() == 0: |
| 98 if origin.host() == "": | 99 if origin.host() == "": |
| 99 return self.trUtf8("Local") | 100 return self.trUtf8("Local") |
| 100 elif origin.port() == 0: | 101 elif origin.port() == 0: |
| 101 return "{0}://{1}".format( | 102 return "{0}://{1}".format( |
| 102 origin.scheme(), | 103 origin.scheme(), |
| 103 origin.host(), | 104 origin.host(), |
| 104 ) | 105 ) |
| 105 else: | 106 else: |
| 106 return "{0}://{1}:{2}".format( | 107 return "{0}://{1}:{2}".format( |
| 107 origin.scheme(), | 108 origin.scheme(), |
| 108 origin.host(), | 109 origin.host(), |
| 109 origin.port(), | 110 origin.port(), |
| 110 ) | 111 ) |
| 111 elif index.column() == 1: | 112 elif index.column() == 1: |
| 112 return self.__dataString(origin.databaseUsage()) | 113 return self.__dataString(origin.databaseUsage()) |
| 113 else: | 114 else: |
| 114 # web database | 115 # web database |
| 116 if index.column() == 0: | 117 if index.column() == 0: |
| 117 return self.trUtf8("{0} ({1})").format(db.displayName(), db.name()) | 118 return self.trUtf8("{0} ({1})").format(db.displayName(), db.name()) |
| 118 elif index.column() == 1: | 119 elif index.column() == 1: |
| 119 return self.__dataString(db.size()) | 120 return self.__dataString(db.size()) |
| 120 | 121 |
| 121 def columnCount(self, parent = QModelIndex()): | 122 def columnCount(self, parent=QModelIndex()): |
| 122 """ | 123 """ |
| 123 Public method to get the number of columns. | 124 Public method to get the number of columns. |
| 124 | 125 |
| 125 @param parent index of parent (QModelIndex) | 126 @param parent index of parent (QModelIndex) |
| 126 @return number of columns (integer) | 127 @return number of columns (integer) |
| 128 if parent.column() > 0: | 129 if parent.column() > 0: |
| 129 return 0 | 130 return 0 |
| 130 else: | 131 else: |
| 131 return len(self.__headers) | 132 return len(self.__headers) |
| 132 | 133 |
| 133 def rowCount(self, parent = QModelIndex()): | 134 def rowCount(self, parent=QModelIndex()): |
| 134 """ | 135 """ |
| 135 Public method to determine the number of rows. | 136 Public method to determine the number of rows. |
| 136 | 137 |
| 137 @param parent index of parent (QModelIndex) | 138 @param parent index of parent (QModelIndex) |
| 138 @return number of rows (integer) | 139 @return number of rows (integer) |
| 143 if not parent.isValid(): | 144 if not parent.isValid(): |
| 144 return len(self.__data) | 145 return len(self.__data) |
| 145 else: | 146 else: |
| 146 return len(self.__data[parent.row()][1]) | 147 return len(self.__data[parent.row()][1]) |
| 147 | 148 |
| 148 def index(self, row, column, parent = QModelIndex()): | 149 def index(self, row, column, parent=QModelIndex()): |
| 149 """ | 150 """ |
| 150 Public method to get a model index for an entry. | 151 Public method to get a model index for an entry. |
| 151 | 152 |
| 152 @param row row number (integer) | 153 @param row row number (integer) |
| 153 @param column column number (integer) | 154 @param column column number (integer) |
| 161 if parent.isValid(): | 162 if parent.isValid(): |
| 162 return self.createIndex(row, column, parent.row()) | 163 return self.createIndex(row, column, parent.row()) |
| 163 else: | 164 else: |
| 164 return self.createIndex(row, column, sys.maxsize) | 165 return self.createIndex(row, column, sys.maxsize) |
| 165 | 166 |
| 166 def parent(self, index = QModelIndex()): | 167 def parent(self, index=QModelIndex()): |
| 167 """ | 168 """ |
| 168 Public method to get the index of the parent entry. | 169 Public method to get the index of the parent entry. |
| 169 | 170 |
| 170 @param index index of the child entry (QModelIndex) | 171 @param index index of the child entry (QModelIndex) |
| 171 @return index of the parent entry (QModelIndex) | 172 @return index of the parent entry (QModelIndex) |
| 176 if index.internalId() == sys.maxsize: | 177 if index.internalId() == sys.maxsize: |
| 177 return QModelIndex() | 178 return QModelIndex() |
| 178 | 179 |
| 179 return self.createIndex(index.internalId(), 0) | 180 return self.createIndex(index.internalId(), 0) |
| 180 | 181 |
| 181 def hasChildren(self, parent = QModelIndex()): | 182 def hasChildren(self, parent=QModelIndex()): |
| 182 """ | 183 """ |
| 183 Public method to check, if a parent node has some children. | 184 Public method to check, if a parent node has some children. |
| 184 | 185 |
| 185 @param parent index of the parent node (QModelIndex) | 186 @param parent index of the parent node (QModelIndex) |
| 186 @return flag indicating the presence of children (boolean) | 187 @return flag indicating the presence of children (boolean) |
