Files
xed/plugins/joinlines/joinlines/__init__.py

92 lines
2.6 KiB
Python

from gi.repository import GObject, Gtk, Xed
import gettext
gettext.install("xed")
MENU_PATH = "/MenuBar/ViewMenu/ViewOps_1"
class JoinLinesPlugin(GObject.Object, Xed.WindowActivatable):
__gtype_name__ = "JoinLinesPlugin"
window = GObject.property(type=Xed.Window)
def __init__(self):
GObject.Object.__init__(self)
def do_activate(self):
self._views = {}
self._insert_menu()
def _insert_menu(self):
manager = self.window.get_ui_manager()
self._action_group = Gtk.ActionGroup(name="XedJoinLinesPluginActions")
self._action_group.add_actions(
[("JoinLinesAction", None, _("_Join Lines"), "<Ctrl>J",
_("Join the selected lines"),
lambda w: self.join_lines(w))])
manager.insert_action_group(self._action_group)
self._ui_id = manager.new_merge_id()
manager.add_ui(self._ui_id,
MENU_PATH,
"JoinLinesAction",
"JoinLinesAction",
Gtk.UIManagerItemType.MENUITEM,
False)
def do_update_state(self):
self._action_group.set_sensitive(self.window.get_active_document() != None)
def do_deactivate(self):
self._remove_menu()
def _remove_menu(self):
manager = self.window.get_ui_manager()
manager.remove_ui(self._ui_id)
manager.remove_action_group(self._action_group)
manager.ensure_update()
def join_lines(self, w):
doc = self.window.get_active_document()
if doc is None:
return
doc.begin_user_action()
# If there is a selection use it, otherwise join the
# next line
try:
start, end = doc.get_selection_bounds()
except ValueError:
start = doc.get_iter_at_mark(doc.get_insert())
end = start.copy()
end.forward_line()
end_mark = doc.create_mark(None, end)
if not start.ends_line():
start.forward_to_line_end()
# Include trailing spaces in the chunk to be removed
while start.backward_char() and start.get_char() in ('\t', ' '):
pass
start.forward_char()
while doc.get_iter_at_mark(end_mark).compare(start) == 1:
end = start.copy()
while end.get_char() in ('\r', '\n', ' ', '\t'):
end.forward_char()
doc.delete(start, end)
doc.insert(start, ' ')
start.forward_to_line_end()
doc.delete_mark(end_mark)
doc.end_user_action()