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import gtk, gio, glipper, gobject, gconf
from gettext import gettext as _
from os.path import *
from glipper.Plugin import *
class PluginsManager(gobject.GObject):
__gsignals__ = {
"menu-items-changed" : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, []),
}
def __init__(self):
gobject.GObject.__init__(self)
self.plugins = [] # list of enabled plugins
self.menu_items = [] # History menu items for plugins
self.plugin_cache = None
self.autostart_plugins = glipper.GCONF_CLIENT.get_list(glipper.GCONF_AUTOSTART_PLUGINS, gconf.VALUE_STRING)
if self.autostart_plugins == None:
self.autostart_plugins = ['nopaste']
glipper.GCONF_CLIENT.notify_add(glipper.GCONF_AUTOSTART_PLUGINS, lambda x, y, z, a: self.on_autostart_plugins_changed (z.value))
def on_autostart_plugins_changed(self, value):
if value is None or value.type != gconf.VALUE_LIST:
return
self.autostart_plugins = glipper.GCONF_CLIENT.get_list(glipper.GCONF_AUTOSTART_PLUGINS, gconf.VALUE_STRING)
def load_cache(self):
if self.plugin_cache is not None:
return
self.plugin_cache = {}
directory = gio.File(path=glipper.PLUGINS_DIR)
for file_info in directory.enumerate_children(gio.FILE_ATTRIBUTE_STANDARD_NAME):
file_name = file_info.get_name()
if file_name[-3:] == ".py":
try:
plugin = Plugin(file_name[:-3])
self.plugin_cache[plugin.get_file_name()] = plugin
except:
print "Error trying to open plugin %s" % file_name
def load(self):
self.load_cache()
for file_name in self.autostart_plugins:
self.start(file_name)
def start(self, file_name):
if file_name in self.plugin_cache:
plugin = self.plugin_cache[file_name]
self.plugins.append(plugin)
self.init_plugin = plugin # Adding menu items from plugins is allowed only in the init function.
# add_menu_item uses this to know what plugin it is being called for.
plugin.call('init')
self.init_plugin = None
def stop(self, file_name):
for plugin in self.plugins:
if plugin.get_file_name() == file_name:
plugin.call('stop')
self.plugins.remove(plugin)
self.remove_menu_items(plugin)
def stop_all(self):
for plugin in self.plugins:
self.stop(plugin)
def get_menu_items(self):
return self.menu_items
def remove_menu_items(self, plugin):
for p, menu_item in self.menu_items:
if p == plugin:
self.menu_items.remove((p, menu_item))
self.emit('menu-items-changed')
def add_menu_item(self, menu_item):
self.menu_items.append((self.init_plugin, menu_item))
self.emit('menu-items-changed')
def get_started(self, file_name):
for plugin in self.plugins:
if plugin.get_file_name() == file_name:
return True
return False
def get_autostarted(self, file_name):
return file_name in self.autostart_plugins
def call(self, signal, *args):
for plugin in self.plugins:
plugin.call(signal, *args)
class PluginsWindow(object):
__instance = None
def __init__(self):
if PluginsWindow.__instance == None:
PluginsWindow.__instance = self
else:
PluginsWindow.__instance.plugins_window.present()
return
builder_file = gtk.Builder()
builder_file.add_from_file(join(glipper.SHARED_DATA_DIR, "plugins-window.ui"))
self.FILE_NAME_COLUMN, self.ENABLED_COLUMN, self.AUTOSTART_COLUMN, self.NAME_COLUMN, self.DESCRIPTION_COLUMN, self.PREFERENCES_COLUMN = range(6)
self.plugins_window = builder_file.get_object("plugins_window")
self.plugins_list = builder_file.get_object("plugins_list")
self.preferences_button = builder_file.get_object("preferences_button")
self.refresh_button = builder_file.get_object("refresh_button")
self.plugins_list_model = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_BOOLEAN, gobject.TYPE_BOOLEAN, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_BOOLEAN)
self.plugins_list.set_model(self.plugins_list_model)
self.plugins_list.get_selection().connect('changed', self.on_plugins_list_selection_changed)
renderer = gtk.CellRendererToggle()
renderer.connect('toggled', self.on_enabled_toggled)
self.plugins_list.append_column(gtk.TreeViewColumn(_("Enabled"), renderer, active = self.ENABLED_COLUMN))
renderer = gtk.CellRendererToggle()
renderer.connect('toggled', self.on_autostart_toggled)
self.plugins_list.append_column(gtk.TreeViewColumn(_("Autostart"), renderer, active = self.AUTOSTART_COLUMN))
self.plugins_list.append_column(gtk.TreeViewColumn(_("Name"), gtk.CellRendererText(), text = self.NAME_COLUMN))
self.plugins_list.append_column(gtk.TreeViewColumn(_("Description"), gtk.CellRendererText(), text = self.DESCRIPTION_COLUMN))
self.autostart_plugins = glipper.GCONF_CLIENT.get_list(glipper.GCONF_AUTOSTART_PLUGINS, gconf.VALUE_STRING)
if self.autostart_plugins == None:
self.autostart_plugins = ['nopaste']
self.autostart_plugins_notify = glipper.GCONF_CLIENT.notify_add(glipper.GCONF_AUTOSTART_PLUGINS, lambda x, y, z, a: self.on_autostart_plugins_changed (z.value))
builder_file.connect_signals({
'on_plugins_window_response': self.on_plugins_window_response,
'on_preferences_button_clicked': self.on_preferences_button_clicked,
})
self.update_plugins_list_model()
self.plugins_window.show_all()
def update_plugins_list_model(self):
self.plugins_list_model.clear()
for plugin in get_glipper_plugin_cache():
self.plugins_list_model.append([plugin.get_file_name(),
plugins_manager.get_started(plugin.get_file_name()),
plugins_manager.get_autostarted(plugin.get_file_name()),
plugin.get_name(),
plugin.get_description(),
plugin.has_preferences()])
def on_autostart_plugins_changed(self, value):
if value is None or value.type != gconf.VALUE_LIST:
return
self.autostart_plugins = glipper.GCONF_CLIENT.get_list(glipper.GCONF_AUTOSTART_PLUGINS, gconf.VALUE_STRING)
iter = self.plugins_list_model.get_iter_first()
while iter:
file_name = self.plugins_list_model.get_value(iter, self.FILE_NAME_COLUMN)
if file_name in self.autostart_plugins:
self.plugins_list_model.set_value(iter, self.AUTOSTART_COLUMN, True)
else:
self.plugins_list_model.set_value(iter, self.AUTOSTART_COLUMN, False)
iter = self.plugins_list_model.iter_next(iter)
def on_plugins_window_response(self, dialog, response):
if response == gtk.RESPONSE_DELETE_EVENT or response == gtk.RESPONSE_CLOSE:
dialog.destroy()
glipper.GCONF_CLIENT.notify_remove(self.autostart_plugins_notify)
PluginsWindow.__instance = None
elif response == gtk.RESPONSE_HELP:
gtk.show_uri(None, 'help:glipper/plugins', gtk.gdk.CURRENT_TIME)
def on_preferences_button_clicked(self, widget):
treeview, iter = self.plugins_list.get_selection().get_selected()
file_name = self.plugins_list_model.get_value(iter, self.FILE_NAME_COLUMN)
plugin = get_glipper_plugin_from_cache(file_name)
plugin.call('on_show_preferences', self.plugins_window)
def on_plugins_list_selection_changed(self, selection):
treeview, iter = selection.get_selected()
preferences = self.plugins_list_model.get_value(iter, self.PREFERENCES_COLUMN)
self.preferences_button.set_sensitive(preferences)
def on_autostart_toggled(self, renderer, path):
iter = self.plugins_list_model.get_iter(path)
file_name = self.plugins_list_model.get_value(iter, self.FILE_NAME_COLUMN)
if plugins_manager.get_autostarted(file_name):
self.autostart_plugins.remove(file_name)
else:
self.autostart_plugins.append(file_name)
self.plugins_list_model.set_value(iter, self.AUTOSTART_COLUMN, plugins_manager.get_autostarted(file_name))
glipper.GCONF_CLIENT.set_list(glipper.GCONF_AUTOSTART_PLUGINS, gconf.VALUE_STRING, self.autostart_plugins)
def on_enabled_toggled(self, renderer, path):
iter = self.plugins_list_model.get_iter(path)
file_name = self.plugins_list_model.get_value(iter, self.FILE_NAME_COLUMN)
if plugins_manager.get_started(file_name):
plugins_manager.stop(file_name)
else:
plugins_manager.start(file_name)
self.plugins_list_model.set_value(iter, self.ENABLED_COLUMN, plugins_manager.get_started(file_name))
plugins_manager = PluginsManager()
def get_glipper_plugins_manager():
return plugins_manager
def get_glipper_plugin_cache():
plugins_manager.load_cache()
return plugins_manager.plugin_cache.values()
def get_glipper_plugin_from_cache(file_name):
plugins_manager.load_cache()
return plugins_manager.plugin_cache.get(file_name, None)
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