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More robust expanded tracking

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Kovid Goyal 2022-09-15 11:08:48 +05:30
parent fdf1fca556
commit b37186d3a1
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 14 additions and 11 deletions
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25
src/calibre/gui2/viewer/highlights.py
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@ -31,6 +31,8 @@ from calibre.gui2.widgets2 import Dialog
from calibre_extensions.progress_indicator import set_no_activate_on_click
decoration_cache = {}
highlight_role = Qt.ItemDataRole.UserRole
section_role = highlight_role + 1
@lru_cache(maxsize=8)
@ -188,7 +190,7 @@ class Highlights(QTreeWidget):
def show_context_menu(self, point):
index = self.indexAt(point)
h = index.data(Qt.ItemDataRole.UserRole)
h = index.data(highlight_role)
self.context_menu = m = QMenu(self)
if h is not None:
m.addAction(QIcon.ic('edit_input.png'), _('Modify this highlight'), self.edit_requested.emit)
@ -203,7 +205,7 @@ class Highlights(QTreeWidget):
return True
def current_item_changed(self, current, previous):
self.current_highlight_changed.emit(current.data(0, Qt.ItemDataRole.UserRole) if current is not None else None)
self.current_highlight_changed.emit(current.data(0, highlight_role) if current is not None else None)
def load(self, highlights, preserve_state=False):
s = self.style()
@ -213,7 +215,7 @@ class Highlights(QTreeWidget):
for i in range(root.childCount()):
chapter = root.child(i)
if chapter.isExpanded():
expanded_chapters.add(chapter.data(0, Qt.ItemDataRole.DisplayRole))
expanded_chapters.add(chapter.data(0, section_role))
icon_size = s.pixelMetric(QStyle.PixelMetric.PM_SmallIconSize, None, self)
dpr = self.devicePixelRatioF()
is_dark = is_dark_theme()
@ -262,10 +264,11 @@ class Highlights(QTreeWidget):
section = QTreeWidgetItem([sec['title']], 1)
section.setFlags(Qt.ItemFlag.ItemIsEnabled)
section.setFont(0, self.section_font)
section.setData(0, section_role, sec['key'])
if sec['tooltip']:
section.setToolTip(0, sec['tooltip'])
self.addTopLevelItem(section)
section.setExpanded(not preserve_state or sec['title'] in expanded_chapters)
section.setExpanded(not preserve_state or sec['key'] in expanded_chapters)
for itemnum, h in enumerate(sec['items']):
txt = h.get('highlighted_text')
txt = txt.replace('\n', ' ')
@ -275,7 +278,7 @@ class Highlights(QTreeWidget):
txt = txt[:100] + '…'
item = QTreeWidgetItem(section, [txt], 2)
item.setFlags(Qt.ItemFlag.ItemIsSelectable | Qt.ItemFlag.ItemIsEnabled | Qt.ItemFlag.ItemNeverHasChildren)
item.setData(0, Qt.ItemDataRole.UserRole, h)
item.setData(0, highlight_role, h)
try:
dec = decoration_for_style(self.palette(), h.get('style') or {}, icon_size, dpr, is_dark)
except Exception:
@ -327,7 +330,7 @@ class Highlights(QTreeWidget):
if ch:
q = ch['uuid']
for i, item in enumerate(items):
h = item.data(0, Qt.ItemDataRole.UserRole)
h = item.data(0, highlight_role)
if h['uuid'] == q:
cr = i
if query.backwards:
@ -339,7 +342,7 @@ class Highlights(QTreeWidget):
cr = -1
indices = chain(range(cr + 1, count), range(0, cr + 1))
for i in indices:
h = items[i].data(0, Qt.ItemDataRole.UserRole)
h = items[i].data(0, highlight_role)
if pat.search(h['highlighted_text']) is not None or pat.search(h.get('notes') or '') is not None:
self.set_current_row(*self.uuid_map[h['uuid']])
return True
@ -362,7 +365,7 @@ class Highlights(QTreeWidget):
return False
def item_activated(self, item):
h = item.data(0, Qt.ItemDataRole.UserRole)
h = item.data(0, highlight_role)
if h is not None:
self.jump_to_highlight.emit(h)
@ -370,17 +373,17 @@ class Highlights(QTreeWidget):
def current_highlight(self):
i = self.currentItem()
if i is not None:
return i.data(0, Qt.ItemDataRole.UserRole)
return i.data(0, highlight_role)
@property
def all_highlights(self):
for item in self.iteritems():
yield item.data(0, Qt.ItemDataRole.UserRole)
yield item.data(0, highlight_role)
@property
def selected_highlights(self):
for item in self.selectedItems():
yield item.data(0, Qt.ItemDataRole.UserRole)
yield item.data(0, highlight_role)
def keyPressEvent(self, ev):
if ev.matches(QKeySequence.StandardKey.Delete):