def _cursor_moved(self):
tc = QTextCursor(self.Editor.textCursor()) # copy of cursor
self.ColNumber.setText(str(tc.positionInBlock()))
tb = tc.block()
if tb == self.last_text_block:
return # still on same line, nothing more to do
# Fill in line-number widget, line #s are origin-1
self.LineNumber.setText(str(tb.blockNumber() + 1))
# Fill in the image name and folio widgets
pn = self.page_model.page_index(tc.position())
if pn is not None: # the page model has info on this position
self.ImageFilename.setText(self.page_model.filename(pn))
self.Folio.setText(self.page_model.folio_string(pn))
else: # no image data, or cursor is above page 1
self.ImageFilename.setText('')
self.Folio.setText('')
# Change the current-line "extra selection" to the new current line.
# Note: the cursor member of the extra selection may not have a
# selection. If it does, the current line highlight disappears. The
# cursor "tc" may or may not have a selection; to make sure, we clone
# it and remove any selection from it.
cltc = QTextCursor(tc)
cltc.setPosition(tc.position(), QTextCursor.MoveAnchor)
# Set the cloned cursor into the current line extra selection object.
self.current_line_sel.cursor = cltc
# Re-assign the list of extra selections to force update of display.
self.Editor.setExtraSelections(self.extra_sel_list)
def _cursor_moved(self):
tc = QTextCursor(self.Editor.textCursor()) # copy of cursor
self.ColNumber.setText( str( tc.positionInBlock() ) )
tb = tc.block()
if tb == self.last_text_block :
return # still on same line, nothing more to do
# Fill in line-number widget, line #s are origin-1
self.LineNumber.setText( str( tb.blockNumber()+1 ) )
# Fill in the image name and folio widgets
pn = self.page_model.page_index(tc.position())
if pn is not None : # the page model has info on this position
self.ImageFilename.setText(self.page_model.filename(pn))
self.Folio.setText(self.page_model.folio_string(pn))
else: # no image data, or cursor is above page 1
self.ImageFilename.setText('')
self.Folio.setText('')
# Change the current-line "extra selection" to the new current line.
# Note: the cursor member of the extra selection may not have a
# selection. If it does, the current line highlight disappears. The
# cursor "tc" may or may not have a selection; to make sure, we clone
# it and remove any selection from it.
cltc = QTextCursor(tc)
cltc.setPosition(tc.position(),QTextCursor.MoveAnchor)
# Set the cloned cursor into the current line extra selection object.
self.current_line_sel.cursor = cltc
# Re-assign the list of extra selections to force update of display.
self.Editor.setExtraSelections(self.extra_sel_list)
def set_new_cursor_position(self, cursor: QTextCursor) -> None:
"""
Set new cursor position in main status bar
Args:
cursor(QTextCursor): active cursor of code editor in active tab
"""
self.statusbar_widget.set_line_and_column(
cursor.block().blockNumber() + 1,
cursor.positionInBlock() + 1)
def select_between(tc: QTextCursor,
start_char: str,
end_char: str,
select_inside: bool = True) -> None:
pos = tc.positionInBlock()
text = tc.block().text()
start_pos = text.rfind(start_char, 0, pos)
if start_pos == -1:
return
end_pos = text.find(end_char, pos)
if end_pos == -1:
return
if select_inside:
start_pos += len(start_char)
else:
end_pos += len(end_char)
while end_pos < len(text) and text[end_pos].isspace():
end_pos += 1
tc.setPosition(tc.block().position() + start_pos)
tc.setPosition(tc.block().position() + end_pos, QTC.KeepAnchor)
def _cursor_moved(self):
tc = QTextCursor(self.Editor.textCursor()) # copy of cursor
self.ColNumber.setText( str( tc.positionInBlock() ) )
tb = tc.block()
if tb == self.last_text_block :
return # still on same line, nothing more to do
# Fill in line-number widget, line #s are origin-1
self.LineNumber.setText( str( tb.blockNumber()+1 ) )
# Fill in the image name and folio widgets
pn = self.page_model.page_index(tc.position())
if pn is not None : # the page model has info on this position
self.ImageFilename.setText(self.page_model.filename(pn))
self.Folio.setText(self.page_model.folio_string(pn))
else: # no image data, or cursor is above page 1
self.ImageFilename.setText('')
self.Folio.setText('')
# Change the extra selection to the current line. The cursor needs
# to have no selection. Yes, we are here because the cursor moved,
# but that doesn't mean no-selection; it might have moved because
# of a shift-click extending the selection.
#xtc.clearSelection()
self.current_line_sel.cursor = tc
self.Editor.setExtraSelections(self.extra_sel_list)
def display_tooltips_for_cursor(self, cursor: QTextCursor,
display_point: QPoint) -> None:
"""Displays a tooltip at current cursor position if a citation tag or an image tag is under cursor. Hides
the tooltip if no tags are under cursor"""
def is_inside_tag(tag, cursor_pos) -> bool:
"""Returns True if given cursor position is inside tag boundaries"""
return tag[0] <= cursor_pos < (tag[1] + tag[0])
show_citation_tooltips = self.SettingsManager.get_setting_value(
"Editor/Show citation tooltips")
show_image_tooltips = self.SettingsManager.get_setting_value(
"Editor/Show image tooltips")
hide_tooltip = True
current_line_text = cursor.block().text()
current_line_tags = self.highlighter.get_tags(current_line_text)
cursor_pos = cursor.positionInBlock()
for tag in current_line_tags:
tag_text = current_line_text[tag[0]:tag[0] + tag[1]]
if show_citation_tooltips and tag[
2] == "citation" and is_inside_tag(tag, cursor_pos):
# Remove brackets and @ symbol from the tag text
citation_identifier = components.extractors.citation_extractor(
tag_text)[0]
# If the citekey is not in self.document_info["citations"] or doesn't have a citation text yet, show
# placeholder
if citation_identifier not in self.document_structure[
"citations"]:
QToolTip.showText(display_point,
"Fetching citation info...", self,
QRect(), 5000)
hide_tooltip = False
elif citation_identifier in self.document_structure[
"citations"] and self.document_structure["citations"][
citation_identifier]["citation"] == "":
QToolTip.showText(display_point,
"Fetching citation info...", self,
QRect(), 5000)
hide_tooltip = False
# If the citekey is in self.document_info["citations"] and citation show citation info
else:
QToolTip.showText(
display_point, self.document_structure["citations"]
[citation_identifier]["citation"], self, QRect(), 5000)
hide_tooltip = False
elif show_image_tooltips and tag[2] == "image" and is_inside_tag(
tag, cursor_pos):
# Do nothing
if not self.SettingsManager.get_setting_value(
"Editor/Show citation tooltips"):
return
path = tag_text[tag_text.find("(") + 1:tag_text.find(")")]
width = self.SettingsManager.get_setting_value(
"Editor/Image tooltip width")
height = self.SettingsManager.get_setting_value(
"Editor/Image tooltip height")
QToolTip.showText(
display_point,
f"<img src='{path}' width='{width}' height='{height}'>",
self, QRect(), 5000)
hide_tooltip = False
# Hide tooltip if no image or citation is under cursor
if hide_tooltip:
QToolTip.hideText()
