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Fix #2058125 [Moving actions to the top causes one to disappear and the other to loop INSTEAD of stopping](https://bugs.launchpad.net/calibre/+bug/2058125)

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Kovid Goyal 2024-03-31 12:55:14 +05:30
parent f64181b09d
commit 0f0ac817c7
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1 changed files with 22 additions and 16 deletions
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38
src/calibre/gui2/preferences/toolbar.py
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@ -5,7 +5,7 @@ __license__ = 'GPL v3'
__copyright__ = '2010, Kovid Goyal <kovid@kovidgoyal.net>'
__docformat__ = 'restructuredtext en'
from qt.core import QAbstractListModel, QIcon, QItemSelectionModel, Qt
from qt.core import QAbstractItemView, QAbstractListModel, QIcon, QItemSelectionModel, Qt
from calibre import force_unicode
from calibre.gui2 import error_dialog, gprefs, warning_dialog
@ -163,25 +163,29 @@ class CurrentModel(BaseModel):
self.key = key
self.gui = gui
def move(self, idx, delta):
def move_single(self, idx, delta):
row = idx.row()
nrow = (row + delta + len(self._data)) % len(self._data)
if nrow < 0 or nrow >= len(self._data):
return
t = self._data[row]
self._data[row] = self._data[nrow]
self._data[nrow] = t
ni = self.index(nrow)
self.dataChanged.emit(idx, idx)
self.dataChanged.emit(ni, ni)
return ni
if row + delta < 0:
x = self._data.pop(row)
self._data.append(x)
elif row + delta >= len(self._data):
x = self._data.pop(row)
self._data.insert(0, x)
else:
self._data[row], self._data[nrow] = self._data[nrow], self._data[row]
def move_many(self, indices, delta):
rows = [i.row() for i in indices]
items = [self._data[x.row()] for x in indices]
self.beginResetModel()
indices = sorted(indices, key=lambda i: i.row(), reverse=delta > 0)
for item in items:
self.move_single(self.index(self._data.index(item)), delta)
self.endResetModel()
ans = {}
for idx in indices:
ni = self.move(idx, delta)
ans[idx.row()] = ni
for item, row in zip(items, rows):
ans[row] = self.index(self._data.index(item))
return ans
def add(self, names):
@ -354,11 +358,13 @@ class ConfigWidget(ConfigWidgetBase, Ui_Form):
m = self.current_actions.model()
idx_map = m.move_many(x, delta)
newci = idx_map.get(i)
if newci is not None:
sm.setCurrentIndex(newci, QItemSelectionModel.SelectionFlag.ClearAndSelect)
sm.clear()
for idx in idx_map.values():
sm.select(idx, QItemSelectionModel.SelectionFlag.Select)
if newci is not None:
sm.setCurrentIndex(newci, QItemSelectionModel.SelectionFlag.SelectCurrent)
if newci is not None:
self.current_actions.scrollTo(newci, QAbstractItemView.ScrollHint.EnsureVisible)
self.changed_signal.emit()
def commit(self):