E5Gui/E5ListView.py

Sat, 14 Dec 2013 23:44:25 +0100

author
T.Rzepka <Tobias.Rzepka@gmail.com>
date
Sat, 14 Dec 2013 23:44:25 +0100
branch
Py2 comp.
changeset 3145
a9de05d4a22f
parent 3058
0a02c433f52d
child 3161
06f57a834adf
permissions
-rw-r--r--

# __IGNORE_WARNING__ added/ removed.

55
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1 # -*- coding: utf-8 -*-
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
2
2302
f29e9405c851 Updated copyright for 2013.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
3 # Copyright (c) 2009 - 2013 Detlev Offenbach <detlev@die-offenbachs.de>
55
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
4 #
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
5
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
6 """
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
7 Module implementing specialized list views.
55
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
8 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
9
3145
a9de05d4a22f # __IGNORE_WARNING__ added/ removed.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 3058
diff changeset
10 from __future__ import unicode_literals
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2302
diff changeset
11
55
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
12 from PyQt4.QtCore import Qt
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
13 from PyQt4.QtGui import QListView, QItemSelectionModel
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
14
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
15
55
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
16 class E5ListView(QListView):
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
17 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
18 Class implementing a list view supporting removal of entries.
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
19 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
20 def keyPressEvent(self, evt):
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
21 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
22 Protected method implementing special key handling.
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
23
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
24 @param evt reference to the event (QKeyEvent)
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
25 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
26 if evt.key() in [Qt.Key_Delete, Qt.Key_Backspace] and \
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
27 self.model() is not None:
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
28 self.removeSelected()
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
29 evt.setAccepted(True)
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
30 else:
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2302
diff changeset
31 super(E5ListView, self).keyPressEvent(evt)
55
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
32
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
33 def removeSelected(self):
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
34 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
35 Public method to remove the selected entries.
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
36 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
37 if self.model() is None or self.selectionModel() is None:
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
38 # no models available
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
39 return
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
40
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
41 row = 0
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
42 selectedRows = self.selectionModel().selectedRows()
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
43 for selectedRow in reversed(selectedRows):
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
44 row = selectedRow.row()
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
45 self.model().removeRow(row, self.rootIndex())
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
46
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
47 idx = self.model().index(row, 0, self.rootIndex())
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
48 if not idx.isValid():
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
49 idx = self.model().index(row - 1, 0, self.rootIndex())
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
50 self.selectionModel().select(
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
51 idx,
55
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
52 QItemSelectionModel.SelectCurrent | QItemSelectionModel.Rows)
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
53 self.setCurrentIndex(idx)
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
54
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
55 def removeAll(self):
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
56 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
57 Public method to clear the view.
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
58 """
b5c84934de9c Renamed E4Gui to E5Gui.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
59 if self.model() is not None:
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
60 self.model().removeRows(0, self.model().rowCount(self.rootIndex()),
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
61 self.rootIndex())

eric ide

mercurial