eric6/E5Gui/E5ListView.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
91e843545d9a
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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Detlev Offenbach <detlev@die-offenbachs.de>
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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 specialized list views.
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8 """
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9
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441956d8fce5 Started porting eric5 to PyQt5.
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10 from PyQt5.QtCore import Qt, QItemSelectionModel
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11 from PyQt5.QtWidgets import QListView
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12
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13
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14 class E5ListView(QListView):
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15 """
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16 Class implementing a list view supporting removal of entries.
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17 """
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18 def keyPressEvent(self, evt):
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19 """
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20 Protected method implementing special key handling.
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21
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22 @param evt reference to the event (QKeyEvent)
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23 """
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c5e3705073eb Continued to resolve code style issue M841.
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24 if (
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25 evt.key() in [Qt.Key_Delete, Qt.Key_Backspace] and
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26 self.model() is not None
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27 ):
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28 self.removeSelected()
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29 evt.setAccepted(True)
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30 else:
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8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
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31 super(E5ListView, self).keyPressEvent(evt)
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32
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33 def removeSelected(self):
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34 """
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35 Public method to remove the selected entries.
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36 """
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37 if self.model() is None or self.selectionModel() is None:
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38 # no models available
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39 return
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40
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41 row = 0
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Detlev Offenbach <detlev@die-offenbachs.de>
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42 selectedRows = self.selectionModel().selectedRows()
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43 for selectedRow in reversed(selectedRows):
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44 row = selectedRow.row()
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45 self.model().removeRow(row, self.rootIndex())
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46
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47 idx = self.model().index(row, 0, self.rootIndex())
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48 if not idx.isValid():
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49 idx = self.model().index(row - 1, 0, self.rootIndex())
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50 self.selectionModel().select(
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51 idx,
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52 QItemSelectionModel.SelectCurrent | QItemSelectionModel.Rows)
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53 self.setCurrentIndex(idx)
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54
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55 def removeAll(self):
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56 """
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57 Public method to clear the view.
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58 """
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59 if self.model() is not None:
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60 self.model().removeRows(0, self.model().rowCount(self.rootIndex()),
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61 self.rootIndex())

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