Viewing file:  WindowHelper.py (8.43 KB) -rw-r--r--
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# Gedit snippets plugin
# Copyright (C) 2005-2006 Jesse van den Kieboom <jesse@icecrew.nl>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import re
import os
import gettext
import gtk
from gtk import gdk
import gedit
from Document import Document
from Library import Library
class WindowHelper:
def __init__(self, plugin):
self.plugin = plugin
self.current_controller = None
self.current_language = None
self.signal_ids = {}
def run(self, window):
self.window = window
self.insert_menu()
self.register_messages()
self.accel_group = Library().get_accel_group(None)
window.add_accel_group(self.accel_group)
window.connect('tab-added', self.on_tab_added)
# Add controllers to all the current views
for view in self.window.get_views():
if isinstance(view, gedit.View) and not self.has_controller(view):
view._snippet_controller = Document(self, view)
self.update()
def stop(self):
self.window.remove_accel_group(self.accel_group)
self.accel_group = None
#self.window.remove_accel_group(accel)
self.remove_menu()
self.unregister_messages()
# Iterate over all the tabs and remove every controller
for view in self.window.get_views():
if isinstance(view, gedit.View) and self.has_controller(view):
view._snippet_controller.stop()
view._snippet_controller = None
self.window = None
self.plugin = None
def register_messages(self):
bus = self.window.get_message_bus()
self.messages = {
'activate': bus.register('/plugins/snippets', 'activate', ('view', 'iter'), trigger=str, view=gedit.View, iter=gtk.TextIter),
'parse-and-activate': bus.register('/plugins/snippets', 'parse-and-activate', ('view', 'iter'), snippet=str, view=gedit.View, iter=gtk.TextIter)
}
bus.connect('/plugins/snippets', 'activate', self.on_message_activate)
bus.connect('/plugins/snippets', 'parse-and-activate', self.on_message_parse_and_activate)
def unregister_messages(self):
bus = self.window.get_message_bus()
for name in self.messages:
bus.unregister(self.messages[name])
self.messages = {}
def on_message_activate(self, bus, message):
if message.has_key('view'):
view = message.view
else:
view = self.window.get_active_view()
if not self.has_controller(view):
return
if message.has_key('iter'):
iter = message.iter
else:
iter = view.get_buffer().get_iter_at_mark(view.get_buffer().get_insert())
controller = view._snippet_controller
controller.run_snippet_trigger(message.trigger, (iter, iter))
def on_message_parse_and_activate(self, bus, message):
if message.has_key('view'):
view = message.view
else:
view = self.window.get_active_view()
if not self.has_controller(view):
return
if message.has_key('iter'):
iter = message.iter
else:
iter = view.get_buffer().get_iter_at_mark(view.get_buffer().get_insert())
controller = view._snippet_controller
controller.parse_and_run_snippet(message.snippet, iter)
def insert_menu(self):
manager = self.window.get_ui_manager()
self.action_group = gtk.ActionGroup("GeditSnippetPluginActions")
self.action_group.set_translation_domain('gedit')
self.action_group.add_actions([('ManageSnippets', None,
_('Manage _Snippets...'), \
None, _('Manage snippets'), \
self.on_action_snippets_activate)])
self.merge_id = manager.new_merge_id()
manager.insert_action_group(self.action_group, -1)
manager.add_ui(self.merge_id, '/MenuBar/ToolsMenu/ToolsOps_5', \
'ManageSnippets', 'ManageSnippets', gtk.UI_MANAGER_MENUITEM, False)
def remove_menu(self):
manager = self.window.get_ui_manager()
manager.remove_ui(self.merge_id)
manager.remove_action_group(self.action_group)
self.action_group = None
def find_snippet(self, snippets, tag):
result = []
for snippet in snippets:
if Snippet(snippet)['tag'] == tag:
result.append(snippet)
return result
def has_controller(self, view):
return hasattr(view, '_snippet_controller') and view._snippet_controller
def update_language(self):
if not self.window:
return
if self.current_language:
accel_group = Library().get_accel_group( \
self.current_language)
self.window.remove_accel_group(accel_group)
if self.current_controller:
self.current_language = self.current_controller.language_id
if self.current_language != None:
accel_group = Library().get_accel_group( \
self.current_language)
self.window.add_accel_group(accel_group)
else:
self.current_language = None
def language_changed(self, controller):
if controller == self.current_controller:
self.update_language()
def update(self):
view = self.window.get_active_view()
if not view or not self.has_controller(view):
return
controller = view._snippet_controller
if controller != self.current_controller:
self.current_controller = controller
self.update_language()
# Callbacks
def on_tab_added(self, window, tab):
# Create a new controller for this tab if it has a standard gedit view
view = tab.get_view()
if isinstance(view, gedit.View) and not self.has_controller(view):
view._snippet_controller = Document(self, view)
self.update()
def on_action_snippets_activate(self, item):
self.plugin.create_configure_dialog()
def accelerator_activated(self, keyval, mod):
return self.current_controller.accelerator_activate(keyval, mod)
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