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Make sure editing the name of a node doesn't break anything. Prevent renaming of constructed nodes.

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It isn't quite right because inner-node renaming will create another hierarchy. Will deal with that at some point.
This commit is contained in:
Charles Haley 2011-02-22 18:12:33 +00:00
parent 14f9f53bca
commit 166db2e4de
1 changed files with 19 additions and 10 deletions
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23
src/calibre/gui2/tag_view.py
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@ -258,8 +258,12 @@ class TagsView(QTreeView): # {{{
if item.type == TagTreeItem.TAG:
tag_item = item
tag_name = item.tag.name
tag_id = item.tag.id
t = item.tag
tag_name = t.name
tag_id = t.id
can_edit = getattr(t, 'can_edit', True)
print can_edit, getattr(t, 'original_name', t.name), t.name
while item.type != TagTreeItem.CATEGORY:
item = item.parent
if item.type == TagTreeItem.CATEGORY:
@ -276,7 +280,8 @@ class TagsView(QTreeView): # {{{
if tag_name:
# If the user right-clicked on an editable item, then offer
# the possibility of renaming that item.
if key in ['authors', 'tags', 'series', 'publisher', 'search'] or \
if can_edit and \
key in ['authors', 'tags', 'series', 'publisher', 'search'] or \
(self.db.field_metadata[key]['is_custom'] and \
self.db.field_metadata[key]['datatype'] != 'rating'):
# Add the 'rename' items
@ -530,7 +535,7 @@ class TagTreeItem(object): # {{{
else:
return QVariant('[%d] %s'%(tag.count, name))
if role == Qt.EditRole:
return QVariant(tag.name)
return QVariant(getattr(tag, 'original_name', tag.name))
if role == Qt.DecorationRole:
return self.icon_state_map[tag.state]
if role == Qt.ToolTipRole:
@ -926,11 +931,12 @@ class TagsModel(QAbstractItemModel): # {{{
if i < len(components)-1:
t = copy.copy(tag)
t.original_name = '.'.join(components[:i+1])
t.use_prefix = True
t.can_edit = False
else:
t = tag
t.original_name = t.name
t.use_prefix = False
t.can_edit = True
t.use_prefix = True
t.name = comp
self.beginInsertRows(category_index, 999999, 1)
node_parent = TagTreeItem(parent=node_parent, data=t,
@ -980,7 +986,10 @@ class TagsModel(QAbstractItemModel): # {{{
_('An item cannot be set to nothing. Delete it instead.')).exec_()
return False
item = index.internalPointer()
key = item.parent.category_key
itm = item.parent
while itm.type != TagTreeItem.CATEGORY:
itm = itm.parent
key = itm.category_key
# make certain we know about the item's category
if key not in self.db.field_metadata:
return False