Debugger/WatchPointModel.py

Sun, 30 Sep 2012 19:08:45 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 30 Sep 2012 19:08:45 +0200
changeset 2081
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parent 1509
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child 2126
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permissions
-rw-r--r--

Made the fourth set of Qt5 compatibility changes.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2006 - 2012 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 Watch expression model.
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8 """
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9
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10 from PyQt4.QtCore import pyqtSignal, Qt, QAbstractItemModel, QModelIndex, qVersion
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12
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13 class WatchPointModel(QAbstractItemModel):
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14 """
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15 Class implementing a custom model for watch expressions.
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16 """
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17 dataAboutToBeChanged = pyqtSignal(QModelIndex, QModelIndex)
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18
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19 def __init__(self, parent=None):
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20 """
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21 Constructor
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22
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23 @param reference to the parent widget (QObject)
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24 """
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25 super().__init__(parent)
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26
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27 self.watchpoints = []
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28 self.header = [
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29 self.trUtf8("Condition"),
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30 self.trUtf8("Special"),
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31 self.trUtf8('Temporary'),
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32 self.trUtf8('Enabled'),
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33 self.trUtf8('Ignore Count'),
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34 ]
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35 self.alignments = [Qt.Alignment(Qt.AlignLeft),
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36 Qt.Alignment(Qt.AlignLeft),
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37 Qt.Alignment(Qt.AlignHCenter),
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38 Qt.Alignment(Qt.AlignHCenter),
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39 Qt.Alignment(Qt.AlignRight),
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40 ]
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41
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42 def columnCount(self, parent=QModelIndex()):
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43 """
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44 Public method to get the current column count.
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45
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46 @return column count (integer)
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47 """
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48 return len(self.header)
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49
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50 def rowCount(self, parent=QModelIndex()):
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51 """
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52 Public method to get the current row count.
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53
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54 @return row count (integer)
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55 """
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56 # we do not have a tree, parent should always be invalid
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57 if not parent.isValid():
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58 return len(self.watchpoints)
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59 else:
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60 return 0
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61
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62 def data(self, index, role):
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63 """
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64 Public method to get the requested data.
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65
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66 @param index index of the requested data (QModelIndex)
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67 @param role role of the requested data (Qt.ItemDataRole)
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68 @return the requested data
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69 """
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70 if not index.isValid():
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71 return None
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72
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73 if role == Qt.DisplayRole:
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74 if index.column() in [0, 1, 4]:
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75 return self.watchpoints[index.row()][index.column()]
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76
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77 if role == Qt.CheckStateRole:
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78 if index.column() in [2, 3]:
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79 return self.watchpoints[index.row()][index.column()]
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80
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81 if role == Qt.ToolTipRole:
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82 if index.column() in [0, 1]:
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83 return self.watchpoints[index.row()][index.column()]
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84
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85 if role == Qt.TextAlignmentRole:
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86 if index.column() < len(self.alignments):
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87 return self.alignments[index.column()]
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88
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89 return None
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90
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91 def flags(self, index):
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92 """
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93 Public method to get item flags.
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94
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95 @param index index of the requested flags (QModelIndex)
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96 @return item flags for the given index (Qt.ItemFlags)
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97 """
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98 if not index.isValid():
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99 return Qt.ItemIsEnabled
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100
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101 return Qt.ItemIsEnabled | Qt.ItemIsSelectable
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102
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103 def headerData(self, section, orientation, role=Qt.DisplayRole):
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104 """
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105 Public method to get header data.
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106
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107 @param section section number of the requested header data (integer)
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108 @param orientation orientation of the header (Qt.Orientation)
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109 @param role role of the requested data (Qt.ItemDataRole)
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110 @return header data
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111 """
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112 if orientation == Qt.Horizontal and role == Qt.DisplayRole:
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113 if section >= len(self.header):
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114 return ""
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115 else:
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116 return self.header[section]
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117
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118 return None
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119
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120 def index(self, row, column, parent=QModelIndex()):
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121 """
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122 Public method to create an index.
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123
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124 @param row row number for the index (integer)
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125 @param column column number for the index (integer)
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126 @param parent index of the parent item (QModelIndex)
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127 @return requested index (QModelIndex)
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128 """
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parents:
diff changeset
129 if parent.isValid() or \
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parents:
diff changeset
130 row < 0 or row >= len(self.watchpoints) or \
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parents:
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131 column < 0 or column >= len(self.header):
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parents:
diff changeset
132 return QModelIndex()
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parents:
diff changeset
133
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parents:
diff changeset
134 return self.createIndex(row, column, self.watchpoints[row])
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parents:
diff changeset
135
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parents:
diff changeset
136 def parent(self, index):
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parents:
diff changeset
137 """
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parents:
diff changeset
138 Public method to get the parent index.
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parents:
diff changeset
139
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parents:
diff changeset
140 @param index index of item to get parent (QModelIndex)
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parents:
diff changeset
141 @return index of parent (QModelIndex)
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parents:
diff changeset
142 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
143 return QModelIndex()
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parents:
diff changeset
144
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145 def hasChildren(self, parent=QModelIndex()):
0
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parents:
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146 """
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parents:
diff changeset
147 Public method to check for the presence of child items.
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parents:
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148
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parents:
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149 @param parent index of parent item (QModelIndex)
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parents:
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150 @return flag indicating the presence of child items (boolean)
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parents:
diff changeset
151 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
152 if not parent.isValid():
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parents:
diff changeset
153 return len(self.watchpoints) > 0
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parents:
diff changeset
154 else:
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parents:
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155 return False
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parents:
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156
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parents:
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157 ############################################################################
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parents:
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158
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parents:
diff changeset
159 def addWatchPoint(self, cond, special, properties):
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parents:
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160 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161 Public method to add a new watch expression to the list.
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parents:
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162
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parents:
diff changeset
163 @param cond expression of the watch expression (string)
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parents:
diff changeset
164 @param special special condition of the watch expression (string)
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parents:
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165 @param properties properties of the watch expression
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parents:
diff changeset
166 (tuple of temporary flag (bool), enabled flag (bool), ignore count (integer))
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parents:
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167 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
168 wp = [cond, special] + list(properties)
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parents:
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169 cnt = len(self.watchpoints)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
170 self.beginInsertRows(QModelIndex(), cnt, cnt)
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parents:
diff changeset
171 self.watchpoints.append(wp)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
172 self.endInsertRows()
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parents:
diff changeset
173
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parents:
diff changeset
174 def setWatchPointByIndex(self, index, cond, special, properties):
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parents:
diff changeset
175 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
176 Public method to set the values of a watch expression given by index.
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parents:
diff changeset
177
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parents:
diff changeset
178 @param index index of the watch expression (QModelIndex)
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parents:
diff changeset
179 @param cond expression of the watch expression (string)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
180 @param special special condition of the watch expression (string)
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parents:
diff changeset
181 @param properties properties of the watch expression
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parents:
diff changeset
182 (tuple of temporary flag (bool), enabled flag (bool), ignore count (integer))
de9c2efb9d02 Started porting eric4 to Python3
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parents:
diff changeset
183 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
184 if index.isValid():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
185 row = index.row()
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parents:
diff changeset
186 index1 = self.createIndex(row, 0, self.watchpoints[row])
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parents: 791
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187 index2 = self.createIndex(row, len(self.watchpoints[row]),
0
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parents:
diff changeset
188 self.watchpoints[row])
460
6a3899e91d76 Continued porting signal/slot usage to the new API.
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parents: 13
diff changeset
189 self.dataAboutToBeChanged.emit(index1, index2)
0
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parents:
diff changeset
190 i = 0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
191 for value in [cond, special] + list(properties):
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parents:
diff changeset
192 self.watchpoints[row][i] = value
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
193 i += 1
2081
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
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parents: 1509
diff changeset
194 if qVersion() >= "5.0.0":
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
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parents: 1509
diff changeset
195 self.dataChanged.emit(index1, index2, [])
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
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parents: 1509
diff changeset
196 else:
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
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parents: 1509
diff changeset
197 self.dataChanged.emit(index1, index2)
0
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diff changeset
198
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parents:
diff changeset
199 def setWatchPointEnabledByIndex(self, index, enabled):
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parents:
diff changeset
200 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
201 Public method to set the enabled state of a watch expression given by index.
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parents:
diff changeset
202
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parents:
diff changeset
203 @param index index of the watch expression (QModelIndex)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
204 @param enabled flag giving the enabled state (boolean)
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 if index.isValid():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
207 row = index.row()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
208 col = 3
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
209 index1 = self.createIndex(row, col, self.watchpoints[row])
460
6a3899e91d76 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 13
diff changeset
210 self.dataAboutToBeChanged.emit(index1, index1)
0
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parents:
diff changeset
211 self.watchpoints[row][col] = enabled
2081
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
212 if qVersion() >= "5.0.0":
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
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parents: 1509
diff changeset
213 self.dataChanged.emit(index1, index1, [])
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
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parents: 1509
diff changeset
214 else:
b7ccd563eeb6 Made the fourth set of Qt5 compatibility changes.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
215 self.dataChanged.emit(index1, index1)
0
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parents:
diff changeset
216
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
217 def deleteWatchPointByIndex(self, index):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
218 """
de9c2efb9d02 Started porting eric4 to Python3
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parents:
diff changeset
219 Public method to set the values of a watch expression given by index.
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parents:
diff changeset
220
de9c2efb9d02 Started porting eric4 to Python3
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parents:
diff changeset
221 @param index index of the watch expression (QModelIndex)
de9c2efb9d02 Started porting eric4 to Python3
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parents:
diff changeset
222 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223 if index.isValid():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
224 row = index.row()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
225 self.beginRemoveRows(QModelIndex(), row, row)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
226 del self.watchpoints[row]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
227 self.endRemoveRows()
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parents:
diff changeset
228
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
229 def deleteWatchPoints(self, idxList):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
230 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
231 Public method to delete a list of watch expressions given by their indexes.
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parents:
diff changeset
232
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parents:
diff changeset
233 @param idxList list of watch expression indexes (list of QModelIndex)
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parents:
diff changeset
234 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
235 rows = []
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
236 for index in idxList:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237 if index.isValid():
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
238 rows.append(index.row())
945
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
239 rows.sort(reverse=True)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 for row in rows:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 self.beginRemoveRows(QModelIndex(), row, row)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 del self.watchpoints[row]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243 self.endRemoveRows()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
244
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
245 def deleteAll(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
246 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
247 Public method to delete all watch expressions.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
248 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
249 if self.watchpoints:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
250 self.beginRemoveRows(QModelIndex(), 0, len(self.watchpoints) - 1)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
251 self.watchpoints = []
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 self.endRemoveRows()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
253
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254 def getWatchPointByIndex(self, index):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 Public method to get the values of a watch expression given by index.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
257
de9c2efb9d02 Started porting eric4 to Python3
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parents:
diff changeset
258 @param index index of the watch expression (QModelIndex)
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parents:
diff changeset
259 @return watch expression (list of six values (expression, special condition,
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
260 temporary flag, enabled flag, ignore count, index))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
261 """
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262 if index.isValid():
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263 return self.watchpoints[index.row()][:] # return a copy
0
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264 else:
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265 return []
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266
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267 def getWatchPointIndex(self, cond, special=""):
0
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268 """
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269 Public method to get the index of a watch expression given by expression.
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270
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271 @param cond expression of the watch expression (string)
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272 @param special special condition of the watch expression (string)
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273 @return index (QModelIndex)
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274 """
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275 for row in range(len(self.watchpoints)):
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276 wp = self.watchpoints[row]
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277 if wp[0] == cond:
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278 if special and wp[1] != special:
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279 continue
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280 return self.createIndex(row, 0, self.watchpoints[row])
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281
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282 return QModelIndex()

eric ide

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