def start_editing(self):
"""Starts editing."""
self.setTextInteractionFlags(Qt.TextEditorInteraction)
self.setFocus()
cursor = QTextCursor(self._cursor)
cursor.select(QTextCursor.Document)
self.setTextCursor(cursor)
self._text_backup = self.toPlainText()
def set_line_number(self, lineno):
if self._current_lineno == lineno:
return
self._current_lineno = lineno
doc = self.text_edit.document()
# FIXME: complexity in O(number of lines)?
block = doc.findBlockByLineNumber(lineno - 1)
cursor = QTextCursor(block)
cursor.select(QTextCursor.BlockUnderCursor)
# FIXME: complexity in O(number of lines)?
self.text_edit.setTextCursor(cursor)
def textUnderCursor(self):
tc = self.textCursor()
tc.select(QTextCursor.WordUnderCursor)
selected_text = tc.selectedText()
if selected_text == "(":
cursor_pos = tc.position()
if cursor_pos - 2 > 0:
cursor_prev = QTextCursor(self.document())
cursor_prev.setPosition(cursor_pos - 2)
cursor_prev.select(QTextCursor.WordUnderCursor)
selected_text = cursor_prev.selectedText()
#print(selected_text)
return selected_text
