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from gi.repository import GObject, Gtk, GtkSource, Pluma
from Library import Library
from LanguageManager import get_language_manager
from Snippet import Snippet
class Proposal(GObject.Object, GtkSource.CompletionProposal):
__gtype_name__ = "PlumaSnippetsProposal"
def __init__(self, snippet):
GObject.Object.__init__(self)
self._snippet = Snippet(snippet)
def snippet(self):
return self._snippet.data
# Interface implementation
def do_get_markup(self):
return self._snippet.display()
def do_get_info(self):
return self._snippet.data['text']
class Provider(GObject.Object, GtkSource.CompletionProvider):
__gtype_name__ = "PlumaSnippetsProvider"
def __init__(self, name, language_id, handler):
GObject.Object.__init__(self)
self.name = name
self.info_widget = None
self.proposals = []
self.language_id = language_id
self.handler = handler
self.info_widget = None
self.mark = None
theme = Gtk.IconTheme.get_default()
f, w, h = Gtk.icon_size_lookup(Gtk.IconSize.MENU)
self.icon = theme.load_icon(Gtk.STOCK_JUSTIFY_LEFT, w, 0)
def __del__(self):
if self.mark:
self.mark.get_buffer().delete_mark(self.mark)
def set_proposals(self, proposals):
self.proposals = proposals
def mark_position(self, it):
if not self.mark:
self.mark = it.get_buffer().create_mark(None, it, True)
else:
self.mark.get_buffer().move_mark(self.mark, it)
def get_word(self, context):
(valid_context, it) = context.get_iter()
if not valid_context:
return None
if it.starts_word() or it.starts_line() or not it.ends_word():
return None
start = it.copy()
if start.backward_word_start():
self.mark_position(start)
return start.get_text(it)
else:
return None
def do_get_start_iter(self, context, proposal):
if not self.mark or self.mark.get_deleted():
return (False, None)
return (True, self.mark.get_buffer().get_iter_at_mark(self.mark))
def do_match(self, context):
return True
def get_proposals(self, word):
if self.proposals:
proposals = self.proposals
else:
proposals = Library().get_snippets(None)
if self.language_id:
proposals += Library().get_snippets(self.language_id)
# Filter based on the current word
if word:
proposals = filter(lambda x: x['tag'].startswith(word), proposals)
return map(lambda x: Proposal(x), proposals)
def do_populate(self, context):
proposals = self.get_proposals(self.get_word(context))
context.add_proposals(self, proposals, True)
def do_get_name(self):
return self.name
def do_activate_proposal(self, proposal, piter):
return self.handler(proposal, piter)
def do_get_info_widget(self, proposal):
if not self.info_widget:
view = Pluma.View.new_with_buffer(Pluma.Document())
manager = get_language_manager()
lang = manager.get_language('snippets')
view.get_buffer().set_language(lang)
sw = Gtk.ScrolledWindow()
sw.add(view)
self.info_view = view
self.info_widget = sw
return self.info_widget
def do_update_info(self, proposal, info):
buf = self.info_view.get_buffer()
buf.set_text(proposal.get_info())
buf.move_mark(buf.get_insert(), buf.get_start_iter())
buf.move_mark(buf.get_selection_bound(), buf.get_start_iter())
self.info_view.scroll_to_iter(buf.get_start_iter(), 0.0, False, 0.5, 0.5)
def do_get_icon(self):
return self.icon
def do_get_activation(self):
return GtkSource.CompletionActivation.USER_REQUESTED
class Defaults(GObject.Object, GtkSource.CompletionProvider):
__gtype_name__ = "PlumaSnippetsDefaultsProvider"
def __init__(self, handler):
GObject.Object.__init__(self)
self.handler = handler
self.proposals = []
def set_defaults(self, defaults):
self.proposals = []
for d in defaults:
self.proposals.append(GtkSource.CompletionItem.new(d, d, None, None))
def do_get_name(self):
return ""
def do_activate_proposal(self, proposal, piter):
return self.handler(proposal, piter)
def do_populate(self, context):
context.add_proposals(self, self.proposals, True)
def do_get_activation(self):
return GtkSource.CompletionActivation.USER_REQUESTED
# ex:ts=4:et:
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