def insert_list_item(self, text_view, _data=None):
"""Insert list item or mark a selection as list item"""
text_buffer = text_view.get_buffer()
if text_buffer.get_has_selection():
(start, end) = text_buffer.get_selection_bounds()
if start.starts_line():
with user_action(text_buffer):
text = text_buffer.get_text(start, end, False)
if text.startswith(("- ", "* ", "+ ")):
delete_end = start.copy()
delete_end.forward_chars(2)
text_buffer.delete(start, delete_end)
else:
text_buffer.insert(start, "- ")
else:
helptext = _("Item")
text_length = len(helptext)
cursor_mark = text_buffer.get_insert()
cursor_iter = text_buffer.get_iter_at_mark(cursor_mark)
start_ext = cursor_iter.copy()
start_ext.backward_lines(3)
text = text_buffer.get_text(cursor_iter, start_ext, False)
lines = text.splitlines()
with user_action(text_buffer):
for line in reversed(lines):
if line and line.startswith(("- ", "* ", "+ ")):
if cursor_iter.starts_line():
text_buffer.insert_at_cursor(line[:2] + helptext)
else:
text_buffer.insert_at_cursor("\n" + line[:2] +
helptext)
break
else:
if not lines[-1] and not lines[-2]:
text_buffer.insert_at_cursor("- " + helptext)
elif not lines[-1]:
if cursor_iter.starts_line():
text_buffer.insert_at_cursor("- " + helptext)
else:
text_buffer.insert_at_cursor("\n- " + helptext)
else:
text_buffer.insert_at_cursor("\n\n- " + helptext)
break
self.__select_text(text_view, 0, text_length)
def insert_horizontal_rule(self, text_view, _data=None):
"""Insert horizontal rule"""
text_buffer = text_view.get_buffer()
with user_action(text_buffer):
text_buffer.insert_at_cursor("\n\n---\n")
text_view.scroll_mark_onscreen(text_buffer.get_insert())
def set_text(self, text):
"""Set text and clear undo history"""
text_buffer = self.get_buffer()
with user_action(text_buffer):
text_buffer.set_text(text)
self.undo_redo.clear()
def replace(self, searchindex, _inloop=False):
with user_action(self.textbuffer):
self.__do_replace(self.matches[searchindex])
active = self.active
self.search(scroll=False)
self.active = active
self.scrollto(self.active)
def _on_shift_tab(self):
"""Delete last character if it is a tab"""
text_buffer = self.get_buffer()
pen_iter = text_buffer.get_end_iter()
pen_iter.backward_char()
end_iter = text_buffer.get_end_iter()
if pen_iter.get_char() == "\t":
with user_action(text_buffer):
text_buffer.delete(pen_iter, end_iter)
def insert_header(self, text_view, _data=None):
"""Insert header or mark a selection as a list header"""
text_buffer = text_view.get_buffer()
with user_action(text_buffer):
if text_buffer.get_has_selection():
(start, end) = text_buffer.get_selection_bounds()
text = text_buffer.get_text(start, end, False)
text_buffer.delete(start, end)
else:
text = _("Header")
text_buffer.insert_at_cursor("#" + " " + text)
self.__select_text(text_view, 0, len(text))
def __wrap(text_view, wrap, helptext=""):
"""Inserts wrap format to the selected text
(helper text when nothing selected)"""
text_buffer = text_view.get_buffer()
with user_action(text_buffer):
if text_buffer.get_has_selection():
# Find current highlighting
(start, end) = text_buffer.get_selection_bounds()
moved = False
if (start.get_offset() >= len(wrap) and end.get_offset() <=
text_buffer.get_char_count() - len(wrap)):
moved = True
ext_start = start.copy()
ext_start.backward_chars(len(wrap))
ext_end = end.copy()
ext_end.forward_chars(len(wrap))
text = text_buffer.get_text(ext_start, ext_end, True)
else:
text = text_buffer.get_text(start, end, True)
if moved and text.startswith(wrap) and text.endswith(wrap):
text = text[len(wrap):-len(wrap)]
new_text = text
text_buffer.delete(ext_start, ext_end)
move_back = 0
else:
if moved:
text = text[len(wrap):-len(wrap)]
new_text = text.lstrip().rstrip()
text = text.replace(new_text, wrap + new_text + wrap)
text_buffer.delete(start, end)
move_back = len(wrap)
text_buffer.insert_at_cursor(text)
text_length = len(new_text)
else:
text_buffer.insert_at_cursor(wrap + helptext + wrap)
text_length = len(helptext)
move_back = len(wrap)
cursor_mark = text_buffer.get_insert()
cursor_iter = text_buffer.get_iter_at_mark(cursor_mark)
cursor_iter.backward_chars(move_back)
text_buffer.move_mark_by_name('selection_bound', cursor_iter)
cursor_iter.backward_chars(text_length)
text_buffer.move_mark_by_name('insert', cursor_iter)
def replace_all(self, _widget=None, _data=None):
with user_action(self.textbuffer):
for match in reversed(self.matches):
self.__do_replace(match)
self.search(scroll=False)