eric6/WebBrowser/History/HistoryFilterModel.py

Sat, 27 Feb 2021 12:08:23 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 27 Feb 2021 12:08:23 +0100
changeset 8138
169e65a6787c
parent 7923
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child 8143
2c730d5fd177
permissions
-rw-r--r--

Shell: added functionality to show a prompt when the main client process has exited (e.g. a script ended).

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2009 - 2021 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 history filter model.
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8 """
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9
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10 from PyQt5.QtCore import Qt, QDateTime, QModelIndex, QAbstractProxyModel
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11
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12 from .HistoryModel import HistoryModel
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13
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14
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15 class HistoryData(object):
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16 """
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17 Class storing some history data.
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18 """
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19 def __init__(self, offset, frequency=0):
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20 """
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21 Constructor
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22
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23 @param offset tail offset (integer)
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24 @param frequency frequency (integer)
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25 """
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26 self.tailOffset = offset
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27 self.frequency = frequency
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28
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29 def __eq__(self, other):
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30 """
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31 Special method implementing equality.
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32
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33 @param other reference to the object to check against (HistoryData)
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34 @return flag indicating equality (boolean)
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35 """
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36 return (
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37 self.tailOffset == other.tailOffset and
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38 (self.frequency == -1 or other.frequency == -1 or
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39 self.frequency == other.frequency)
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40 )
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41
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42 def __lt__(self, other):
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43 """
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44 Special method determining less relation.
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45
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46 Note: Like the actual history entries the index mapping is sorted in
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47 reverse order by offset
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48
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49 @param other reference to the history data object to compare against
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50 (HistoryEntry)
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51 @return flag indicating less (boolean)
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52 """
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53 return self.tailOffset > other.tailOffset
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54
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55
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56 class HistoryFilterModel(QAbstractProxyModel):
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57 """
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58 Class implementing the history filter model.
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59 """
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60 FrequencyRole = HistoryModel.MaxRole + 1
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61 MaxRole = FrequencyRole
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62
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63 def __init__(self, sourceModel, parent=None):
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64 """
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65 Constructor
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66
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67 @param sourceModel reference to the source model (QAbstractItemModel)
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68 @param parent reference to the parent object (QObject)
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69 """
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70 super(HistoryFilterModel, self).__init__(parent)
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71
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72 self.__loaded = False
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73 self.__filteredRows = []
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74 self.__historyDict = {}
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75 self.__scaleTime = QDateTime()
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76
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77 self.setSourceModel(sourceModel)
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78
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79 def historyContains(self, url):
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80 """
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81 Public method to check the history for an entry.
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82
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83 @param url URL to check for (string)
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84 @return flag indicating success (boolean)
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85 """
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86 self.__load()
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87 return url in self.__historyDict
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88
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89 def historyLocation(self, url):
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90 """
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91 Public method to get the row number of an entry in the source model.
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92
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93 @param url URL to check for (tring)
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94 @return row number in the source model (integer)
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95 """
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96 self.__load()
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97 if url not in self.__historyDict:
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98 return 0
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99
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100 return self.sourceModel().rowCount() - self.__historyDict[url]
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101
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102 def data(self, index, role=Qt.DisplayRole):
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103 """
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104 Public method to get data from the model.
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105
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106 @param index index of history entry to get data for (QModelIndex)
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107 @param role data role (integer)
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108 @return history entry data
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109 """
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110 if role == self.FrequencyRole and index.isValid():
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111 return self.__filteredRows[index.row()].frequency
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112
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113 return QAbstractProxyModel.data(self, index, role)
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114
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115 def setSourceModel(self, sourceModel):
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116 """
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117 Public method to set the source model.
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118
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119 @param sourceModel reference to the source model (QAbstractItemModel)
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120 """
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121 if self.sourceModel() is not None:
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122 self.sourceModel().modelReset.disconnect(self.__sourceReset)
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123 self.sourceModel().dataChanged.disconnect(self.__sourceDataChanged)
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124 self.sourceModel().rowsInserted.disconnect(
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125 self.__sourceRowsInserted)
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126 self.sourceModel().rowsRemoved.disconnect(self.__sourceRowsRemoved)
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127
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128 super(HistoryFilterModel, self).setSourceModel(sourceModel)
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129
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130 if self.sourceModel() is not None:
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131 self.__loaded = False
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132 self.sourceModel().modelReset.connect(self.__sourceReset)
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parents: 13
diff changeset
133 self.sourceModel().dataChanged.connect(self.__sourceDataChanged)
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parents: 13
diff changeset
134 self.sourceModel().rowsInserted.connect(self.__sourceRowsInserted)
4174c2707dba Continued porting signal/slot usage to the new API.
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parents: 13
diff changeset
135 self.sourceModel().rowsRemoved.connect(self.__sourceRowsRemoved)
0
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parents:
diff changeset
136
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
137 def __sourceDataChanged(self, topLeft, bottomRight):
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parents:
diff changeset
138 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 Private slot to handle the change of data of the source model.
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parents:
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140
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parents:
diff changeset
141 @param topLeft index of top left data element (QModelIndex)
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parents:
diff changeset
142 @param bottomRight index of bottom right data element (QModelIndex)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
143 """
2126
3744863a534e Reverted the dataChanged signal change due to corrections in PyQt4.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2081
diff changeset
144 self.dataChanged.emit(
3744863a534e Reverted the dataChanged signal change due to corrections in PyQt4.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2081
diff changeset
145 self.mapFromSource(topLeft), self.mapFromSource(bottomRight))
0
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parents:
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146
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
147 def headerData(self, section, orientation, role=Qt.DisplayRole):
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
149 Public method to get the header data.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
150
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
151 @param section section number (integer)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
152 @param orientation header orientation (Qt.Orientation)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
153 @param role data role (integer)
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6
diff changeset
154 @return header data
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
155 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
156 return self.sourceModel().headerData(section, orientation, role)
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parents:
diff changeset
157
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158 def recalculateFrequencies(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160 Public method to recalculate the frequencies.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 self.__sourceReset()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
163
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 def __sourceReset(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166 Private slot to handle a reset of the source model.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
167 """
3656
441956d8fce5 Started porting eric5 to PyQt5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3178
diff changeset
168 self.beginResetModel()
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
169 self.__loaded = False
3656
441956d8fce5 Started porting eric5 to PyQt5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3178
diff changeset
170 self.endResetModel()
0
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parents:
diff changeset
171
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
172 def rowCount(self, parent=None):
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
173 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
174 Public method to determine the number of rows.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
175
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
176 @param parent index of parent (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
177 @return number of rows (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
178 """
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
179 if parent is None:
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
180 parent = QModelIndex()
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
181
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
182 self.__load()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
183 if parent.isValid():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
184 return 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
185 return len(self.__historyDict)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
186
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
187 def columnCount(self, parent=None):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
188 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
189 Public method to get the number of columns.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
190
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
191 @param parent index of parent (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
192 @return number of columns (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
193 """
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
194 if parent is None:
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
195 parent = QModelIndex()
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
196
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
197 return self.sourceModel().columnCount(self.mapToSource(parent))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
198
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
199 def mapToSource(self, proxyIndex):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
200 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
201 Public method to map an index to the source model index.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
202
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
203 @param proxyIndex reference to a proxy model index (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
204 @return source model index (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
205 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
206 self.__load()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
207 sourceRow = self.sourceModel().rowCount() - proxyIndex.internalId()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
208 return self.sourceModel().index(sourceRow, proxyIndex.column())
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
209
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
210 def mapFromSource(self, sourceIndex):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
211 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
212 Public method to map an index to the proxy model index.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
213
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
214 @param sourceIndex reference to a source model index (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
215 @return proxy model index (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
216 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
217 self.__load()
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6
diff changeset
218 url = sourceIndex.data(HistoryModel.UrlStringRole)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
219 if url not in self.__historyDict:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
220 return QModelIndex()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
221
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 sourceOffset = self.sourceModel().rowCount() - sourceIndex.row()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
224 try:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
225 row = self.__filteredRows.index(HistoryData(sourceOffset, -1))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
226 except ValueError:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
227 return QModelIndex()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
228
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
229 return self.createIndex(row, sourceIndex.column(), sourceOffset)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
230
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
231 def index(self, row, column, parent=None):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
232 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
233 Public method to create an index.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
234
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
235 @param row row number for the index (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
236 @param column column number for the index (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237 @param parent index of the parent item (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
238 @return requested index (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
239 """
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
240 if parent is None:
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
241 parent = QModelIndex()
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
242
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243 self.__load()
7268
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
244 if (
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
245 row < 0 or
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
246 row >= self.rowCount(parent) or
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
247 column < 0 or
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
248 column >= self.columnCount(parent)
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
249 ):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
250 return QModelIndex()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
251
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
252 return self.createIndex(row, column,
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
253 self.__filteredRows[row].tailOffset)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 def parent(self, index):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
257 Public method to get the parent index.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
258
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
259 @param index index of item to get parent (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
260 @return index of parent (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
261 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
262 return QModelIndex()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
263
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
264 def __load(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
265 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
266 Private method to load the model data.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
267 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
268 if self.__loaded:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
269 return
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
270
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
271 self.__filteredRows = []
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
272 self.__historyDict = {}
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
273 self.__scaleTime = QDateTime.currentDateTime()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
274
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
275 for sourceRow in range(self.sourceModel().rowCount()):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
276 idx = self.sourceModel().index(sourceRow, 0)
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6
diff changeset
277 url = idx.data(HistoryModel.UrlStringRole)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
278 if url not in self.__historyDict:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279 sourceOffset = self.sourceModel().rowCount() - sourceRow
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
280 self.__filteredRows.append(
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
281 HistoryData(sourceOffset, self.__frequencyScore(idx)))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
282 self.__historyDict[url] = sourceOffset
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
283 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
284 # the url is known already, so just update the frequency score
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
285 row = self.__filteredRows.index(
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
286 HistoryData(self.__historyDict[url], -1))
7268
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
287 self.__filteredRows[row].frequency += self.__frequencyScore(
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
288 idx)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
289
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
290 self.__loaded = True
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
291
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
292 def __sourceRowsInserted(self, parent, start, end):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
294 Private slot to handle the insertion of data in the source model.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
295
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
296 @param parent reference to the parent index (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
297 @param start start row (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298 @param end end row (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
299 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
300 if start == end and start == 0:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
301 if not self.__loaded:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
302 return
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
303
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
304 idx = self.sourceModel().index(start, 0, parent)
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6
diff changeset
305 url = idx.data(HistoryModel.UrlStringRole)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306 currentFrequency = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 if url in self.__historyDict:
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
308 row = self.__filteredRows.index(
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
309 HistoryData(self.__historyDict[url], -1))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 currentFrequency = self.__filteredRows[row].frequency
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
311 self.beginRemoveRows(QModelIndex(), row, row)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
312 del self.__filteredRows[row]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 del self.__historyDict[url]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314 self.endRemoveRows()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
315
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
316 self.beginInsertRows(QModelIndex(), 0, 0)
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
317 self.__filteredRows.insert(
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
318 0, HistoryData(
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
319 self.sourceModel().rowCount(),
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
320 self.__frequencyScore(idx) + currentFrequency))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
321 self.__historyDict[url] = self.sourceModel().rowCount()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
322 self.endInsertRows()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
323
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
324 def __sourceRowsRemoved(self, parent, start, end):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
325 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326 Private slot to handle the removal of data in the source model.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
327
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
328 @param parent reference to the parent index (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
329 @param start start row (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
330 @param end end row (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
331 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
332 self.__sourceReset()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
333
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
334 def removeRows(self, row, count, parent=None):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
336 Public method to remove entries from the model.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
337
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
338 @param row row of the first entry to remove (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
339 @param count number of entries to remove (integer)
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
340 @param parent index of the parent entry (QModelIndex)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
341 @return flag indicating successful removal (boolean)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
342 """
5656
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
343 if parent is None:
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
344 parent = QModelIndex()
9c21b2746218 Fixed a few code style issues related to the usage of class instances for default arguments.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
345
7268
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
346 if (
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
347 row < 0 or
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
348 count <= 0 or
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
349 row + count > self.rowCount(parent) or
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
350 parent.isValid()
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
351 ):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
352 return False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
353
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
354 lastRow = row + count - 1
488
4174c2707dba Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 13
diff changeset
355 self.sourceModel().rowsRemoved.disconnect(self.__sourceRowsRemoved)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
356 self.beginRemoveRows(parent, row, lastRow)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
357 oldCount = self.rowCount()
7268
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
358 start = (
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
359 self.sourceModel().rowCount() -
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
360 self.__filteredRows[row].tailOffset
7268
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
361 )
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
362 end = (
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
363 self.sourceModel().rowCount() -
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
364 self.__filteredRows[lastRow].tailOffset
7268
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
365 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
366 self.sourceModel().removeRows(start, end - start + 1)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
367 self.endRemoveRows()
488
4174c2707dba Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 13
diff changeset
368 self.sourceModel().rowsRemoved.connect(self.__sourceRowsRemoved)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
369 self.__loaded = False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
370 if oldCount - count != self.rowCount():
3656
441956d8fce5 Started porting eric5 to PyQt5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3178
diff changeset
371 self.beginResetModel()
441956d8fce5 Started porting eric5 to PyQt5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3178
diff changeset
372 self.endResetModel()
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
373 return True
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
374
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
375 def __frequencyScore(self, sourceIndex):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
376 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
377 Private method to calculate the frequency score.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
378
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
379 @param sourceIndex index of the source model (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
380 @return frequency score (integer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
381 """
7268
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
382 loadTime = self.sourceModel().data(
a28338eaf694 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
383 sourceIndex, HistoryModel.DateTimeRole)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
384 days = loadTime.daysTo(self.__scaleTime)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
385
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
386 if days <= 1:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
387 return 100
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
388 elif days < 8: # within the last week
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
389 return 90
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
390 elif days < 15: # within the last two weeks
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
391 return 70
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
392 elif days < 31: # within the last month
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
393 return 50
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
394 elif days < 91: # within the last 3 months
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
395 return 30
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
396 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
397 return 10

eric ide

mercurial