diff -r a081458cc57b -r 144a6b854f70 eric7/EricWidgets/EricListView.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eric7/EricWidgets/EricListView.py Sat May 22 19:58:24 2021 +0200
@@ -0,0 +1,62 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2009 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing specialized list views.
+"""
+
+from PyQt6.QtCore import Qt, QItemSelectionModel
+from PyQt6.QtWidgets import QListView
+
+
+class EricListView(QListView):
+ """
+ Class implementing a list view supporting removal of entries.
+ """
+ def keyPressEvent(self, evt):
+ """
+ Protected method implementing special key handling.
+
+ @param evt reference to the event (QKeyEvent)
+ """
+ if (
+ evt.key() in [Qt.Key.Key_Delete, Qt.Key.Key_Backspace] and
+ self.model() is not None
+ ):
+ self.removeSelected()
+ evt.setAccepted(True)
+ else:
+ super().keyPressEvent(evt)
+
+ def removeSelected(self):
+ """
+ Public method to remove the selected entries.
+ """
+ if self.model() is None or self.selectionModel() is None:
+ # no models available
+ return
+
+ row = 0
+ selectedRows = self.selectionModel().selectedRows()
+ for selectedRow in reversed(selectedRows):
+ row = selectedRow.row()
+ self.model().removeRow(row, self.rootIndex())
+
+ idx = self.model().index(row, 0, self.rootIndex())
+ if not idx.isValid():
+ idx = self.model().index(row - 1, 0, self.rootIndex())
+ self.selectionModel().select(
+ idx,
+ QItemSelectionModel.SelectionFlag.SelectCurrent |
+ QItemSelectionModel.SelectionFlag.Rows)
+ self.setCurrentIndex(idx)
+
+ def removeAll(self):
+ """
+ Public method to clear the view.
+ """
+ if self.model() is not None:
+ self.model().removeRows(0, self.model().rowCount(self.rootIndex()),
+ self.rootIndex())
