def _create_dialogs(self):
from widgets.langselectdialog import LanguageSelectDialog
from widgets.langadddialog import LanguageAddDialog
langs = [LanguageModel(lc) for lc in LanguageModel.languages]
langs.sort(key=lambda x: x.name)
self.select_dialog = LanguageSelectDialog(
langs, parent=self.controller.main_controller.view.main_window)
self.select_dialog.btn_add.connect('clicked', self._on_addlang_clicked)
self.add_dialog = LanguageAddDialog(parent=self.select_dialog.dialog)
def _create_dialogs(self):
langs = [LanguageModel(lc) for lc in LanguageModel.languages]
langs.sort(key=lambda x: x.name)
self.select_dialog = LanguageSelectDialog(langs, parent=self.controller.main_controller.view.main_window)
self.select_dialog.btn_add.connect('clicked', self._on_addlang_clicked)
self.add_dialog = LanguageAddDialog(parent=self.select_dialog.dialog)
class LanguageView(BaseView):
"""
Manages the language selection on the GUI and communicates with its associated
C{LanguageController}.
"""
# INITIALIZERS #
def __init__(self, controller):
self.controller = controller
self._init_gui()
def _create_dialogs(self):
from widgets.langselectdialog import LanguageSelectDialog
from widgets.langadddialog import LanguageAddDialog
langs = [LanguageModel(lc) for lc in LanguageModel.languages]
langs.sort(key=lambda x: x.name)
self.select_dialog = LanguageSelectDialog(langs, parent=self.controller.main_controller.view.main_window)
self.select_dialog.btn_add.connect('clicked', self._on_addlang_clicked)
self.add_dialog = LanguageAddDialog(parent=self.select_dialog.dialog)
def _init_gui(self):
self.menu = None
self.popupbutton = PopupMenuButton()
self.popupbutton.connect('toggled', self._on_button_toggled)
self.controller.main_controller.view.main_window.connect(
'style-set', self._on_style_set
)
if self.controller.recent_pairs:
self.popupbutton.text = self._get_display_string(*self.controller.recent_pairs[0])
def _init_menu(self):
self.menu = gtk.Menu()
self.popupbutton.set_menu(self.menu)
self.recent_items = []
for i in range(self.controller.NUM_RECENT):
item = gtk.MenuItem('')
item.connect('activate', self._on_pairitem_activated, i)
self.recent_items.append(item)
seperator = gtk.SeparatorMenuItem()
self.other_item = gtk.MenuItem(_('_New Language Pair...'))
self.other_item.connect('activate', self._on_other_activated)
[self.menu.append(item) for item in (seperator, self.other_item)]
self.update_recent_pairs()
self.controller.main_controller.view.main_window.connect(
'style-set', self._on_style_set
)
# METHODS #
def _get_display_string(self, srclang, tgtlang):
if self.popupbutton.get_direction() == gtk.TEXT_DIR_RTL:
# We need to make sure we get the direction correct if the
# language names are untranslated. The right-to-left embedding
# (RLE) characters ensure that untranslated language names will
# still diplay with the correct direction as they are present
# in the interface.
pairlabel = u'\u202b%s ← \u202b%s' % (srclang.name, tgtlang.name)
else:
pairlabel = u'%s → %s' % (srclang.name, tgtlang.name)
# While it seems that the arrows are not well supported on Windows
# systems, we fall back to using the French quotes. It automatically
# does the right thing for RTL.
if os.name == 'nt':
pairlabel = u'%s » %s' % (srclang.name, tgtlang.name)
return pairlabel
def notify_same_langs(self):
def notify():
for s in [gtk.STATE_ACTIVE, gtk.STATE_NORMAL, gtk.STATE_PRELIGHT, gtk.STATE_SELECTED]:
self.popupbutton.child.modify_fg(s, gtk.gdk.color_parse('#f66'))
gobject.idle_add(notify)
def notify_diff_langs(self):
def notify():
if hasattr(self, 'popup_default_fg'):
fgcol = self.popup_default_fg
else:
fgcol = gtk.widget_get_default_style().fg
for s in [gtk.STATE_ACTIVE, gtk.STATE_NORMAL, gtk.STATE_PRELIGHT, gtk.STATE_SELECTED]:
self.popupbutton.child.modify_fg(s, fgcol[s])
gobject.idle_add(notify)
def show(self):
"""Add the managed C{PopupMenuButton} to the C{MainView}'s status bar."""
statusbar = self.controller.main_controller.view.status_bar
for child in statusbar.get_children():
if child is self.popupbutton:
return
statusbar.pack_end(self.popupbutton, expand=False)
statusbar.show_all()
def focus(self):
self.popupbutton.grab_focus()
def update_recent_pairs(self):
if not self.menu:
self._init_menu()
# Clear all menu items
for i in range(self.controller.NUM_RECENT):
item = self.recent_items[i]
if item.parent is self.menu:
item.get_child().set_text('')
self.menu.remove(item)
# Update menu items' strings
i = 0
for pair in self.controller.recent_pairs:
if i not in range(self.controller.NUM_RECENT):
break
self.recent_items[i].get_child().set_text_with_mnemonic(
"_%(accesskey)d. %(language_pair)s" % {
"accesskey": i + 1,
"language_pair": self._get_display_string(*pair)
}
)
i += 1
# Re-add menu items that have something to show
for i in range(self.controller.NUM_RECENT):
item = self.recent_items[i]
if item.get_child().get_text():
self.menu.insert(item, i)
self.menu.show_all()
self.popupbutton.text = self.recent_items[0].get_child().get_text()[3:]
# EVENT HANDLERS #
def _on_addlang_clicked(self, button):
if not self.add_dialog.run():
return
err = self.add_dialog.check_input_sanity()
if err:
self.controller.main_controller.show_error(err)
return
name = self.add_dialog.langname
code = self.add_dialog.langcode
nplurals = self.add_dialog.nplurals
plural = self.add_dialog.plural
if self.add_dialog.langcode in LanguageModel.languages:
raise Exception('Language code %s already used.' % (code))
LanguageModel.languages[code] = (name, nplurals, plural)
self.controller.new_langs.append(code)
# Reload the language data in the selection dialog.
self.select_dialog.clear_langs()
langs = [LanguageModel(lc) for lc in LanguageModel.languages]
langs.sort(key=lambda x: x.name)
self.select_dialog.update_languages(langs)
def _on_button_toggled(self, popupbutton):
if not popupbutton.get_active():
return
detected = self.controller.get_detected_langs()
if detected and len(detected) == 2 and detected[0] and detected[1]:
logging.debug("Detected language pair: %s -> %s" % (detected[0].code, detected[1].code))
if detected not in self.controller.recent_pairs:
if len(self.controller.recent_pairs) >= self.controller.NUM_RECENT:
self.controller.recent_pairs[-1] = detected
else:
self.controller.recent_pairs.append(detected)
self.update_recent_pairs()
def _on_other_activated(self, menuitem):
if not getattr(self, 'select_dialog', None):
self._create_dialogs()
if self.select_dialog.run(self.controller.source_lang.code, self.controller.target_lang.code):
self.controller.set_language_pair(
self.select_dialog.get_selected_source_lang(),
self.select_dialog.get_selected_target_lang()
)
self.controller.main_controller.unit_controller.view.targets[0].grab_focus()
def _on_pairitem_activated(self, menuitem, item_n):
logging.debug('Selected language pair: %s' % (self.recent_items[item_n].get_child().get_text()))
pair = self.controller.recent_pairs[item_n]
self.controller.set_language_pair(*pair)
self.controller.main_controller.unit_controller.view.targets[0].grab_focus()
def _on_style_set(self, widget, prev_style):
if not hasattr(self, 'popup_default_fg'):
self.popup_default_fg = widget.style.fg
class LanguageView(BaseView):
"""
Manages the language selection on the GUI and communicates with its associated
C{LanguageController}.
"""
# INITIALIZERS #
def __init__(self, controller):
self.controller = controller
self._init_gui()
def _create_dialogs(self):
from widgets.langselectdialog import LanguageSelectDialog
from widgets.langadddialog import LanguageAddDialog
langs = [LanguageModel(lc) for lc in LanguageModel.languages]
langs.sort(key=lambda x: x.name)
self.select_dialog = LanguageSelectDialog(
langs, parent=self.controller.main_controller.view.main_window)
self.select_dialog.btn_add.connect('clicked', self._on_addlang_clicked)
self.add_dialog = LanguageAddDialog(parent=self.select_dialog.dialog)
def _init_gui(self):
self.menu = None
self.popupbutton = PopupMenuButton()
self.popupbutton.connect('toggled', self._on_button_toggled)
self.controller.main_controller.view.main_window.connect(
'style-set', self._on_style_set)
if self.controller.recent_pairs:
self.popupbutton.text = self._get_display_string(
*self.controller.recent_pairs[0])
def _init_menu(self):
self.menu = gtk.Menu()
self.popupbutton.set_menu(self.menu)
self.recent_items = []
for i in range(self.controller.NUM_RECENT):
item = gtk.MenuItem('')
item.connect('activate', self._on_pairitem_activated, i)
self.recent_items.append(item)
seperator = gtk.SeparatorMenuItem()
self.other_item = gtk.MenuItem(_('_New Language Pair...'))
self.other_item.connect('activate', self._on_other_activated)
[self.menu.append(item) for item in (seperator, self.other_item)]
self.update_recent_pairs()
self.controller.main_controller.view.main_window.connect(
'style-set', self._on_style_set)
# METHODS #
def _get_display_string(self, srclang, tgtlang):
if self.popupbutton.get_direction() == gtk.TEXT_DIR_RTL:
# We need to make sure we get the direction correct if the
# language names are untranslated. The right-to-left embedding
# (RLE) characters ensure that untranslated language names will
# still diplay with the correct direction as they are present
# in the interface.
pairlabel = u'\u202b%s ← \u202b%s' % (srclang.name, tgtlang.name)
else:
pairlabel = u'%s → %s' % (srclang.name, tgtlang.name)
# While it seems that the arrows are not well supported on Windows
# systems, we fall back to using the French quotes. It automatically
# does the right thing for RTL.
if os.name == 'nt':
pairlabel = u'%s » %s' % (srclang.name, tgtlang.name)
return pairlabel
def notify_same_langs(self):
def notify():
for s in [
gtk.STATE_ACTIVE, gtk.STATE_NORMAL, gtk.STATE_PRELIGHT,
gtk.STATE_SELECTED
]:
self.popupbutton.child.modify_fg(s,
gtk.gdk.color_parse('#f66'))
gobject.idle_add(notify)
def notify_diff_langs(self):
def notify():
if hasattr(self, 'popup_default_fg'):
fgcol = self.popup_default_fg
else:
fgcol = gtk.widget_get_default_style().fg
for s in [
gtk.STATE_ACTIVE, gtk.STATE_NORMAL, gtk.STATE_PRELIGHT,
gtk.STATE_SELECTED
]:
self.popupbutton.child.modify_fg(s, fgcol[s])
gobject.idle_add(notify)
def show(self):
"""Add the managed C{PopupMenuButton} to the C{MainView}'s status bar."""
statusbar = self.controller.main_controller.view.status_bar
for child in statusbar.get_children():
if child is self.popupbutton:
return
statusbar.pack_end(self.popupbutton, expand=False)
statusbar.show_all()
def focus(self):
self.popupbutton.grab_focus()
def update_recent_pairs(self):
if not self.menu:
self._init_menu()
# Clear all menu items
for i in range(self.controller.NUM_RECENT):
item = self.recent_items[i]
if item.parent is self.menu:
item.get_child().set_text('')
self.menu.remove(item)
# Update menu items' strings
i = 0
for pair in self.controller.recent_pairs:
if i not in range(self.controller.NUM_RECENT):
break
self.recent_items[i].get_child().set_text_with_mnemonic(
"_%(accesskey)d. %(language_pair)s" % {
"accesskey": i + 1,
"language_pair": self._get_display_string(*pair)
})
i += 1
# Re-add menu items that have something to show
for i in range(self.controller.NUM_RECENT):
item = self.recent_items[i]
if item.get_child().get_text():
self.menu.insert(item, i)
self.menu.show_all()
self.popupbutton.text = self.recent_items[0].get_child().get_text()[3:]
# EVENT HANDLERS #
def _on_addlang_clicked(self, button):
if not self.add_dialog.run():
return
err = self.add_dialog.check_input_sanity()
if err:
self.controller.main_controller.show_error(err)
return
name = self.add_dialog.langname
code = self.add_dialog.langcode
nplurals = self.add_dialog.nplurals
plural = self.add_dialog.plural
if self.add_dialog.langcode in LanguageModel.languages:
raise Exception('Language code %s already used.' % (code))
LanguageModel.languages[code] = (name, nplurals, plural)
self.controller.new_langs.append(code)
# Reload the language data in the selection dialog.
self.select_dialog.clear_langs()
langs = [LanguageModel(lc) for lc in LanguageModel.languages]
langs.sort(key=lambda x: x.name)
self.select_dialog.update_languages(langs)
def _on_button_toggled(self, popupbutton):
if not popupbutton.get_active():
return
detected = self.controller.get_detected_langs()
if detected and len(detected) == 2 and detected[0] and detected[1]:
logging.debug("Detected language pair: %s -> %s" %
(detected[0].code, detected[1].code))
if detected not in self.controller.recent_pairs:
if len(self.controller.recent_pairs
) >= self.controller.NUM_RECENT:
self.controller.recent_pairs[-1] = detected
else:
self.controller.recent_pairs.append(detected)
self.update_recent_pairs()
def _on_other_activated(self, menuitem):
if not getattr(self, 'select_dialog', None):
self._create_dialogs()
if self.select_dialog.run(self.controller.source_lang.code,
self.controller.target_lang.code):
self.controller.set_language_pair(
self.select_dialog.get_selected_source_lang(),
self.select_dialog.get_selected_target_lang())
self.controller.main_controller.unit_controller.view.targets[
0].grab_focus()
def _on_pairitem_activated(self, menuitem, item_n):
logging.debug('Selected language pair: %s' %
(self.recent_items[item_n].get_child().get_text()))
pair = self.controller.recent_pairs[item_n]
self.controller.set_language_pair(*pair)
self.controller.main_controller.unit_controller.view.targets[
0].grab_focus()
def _on_style_set(self, widget, prev_style):
if not hasattr(self, 'popup_default_fg'):
self.popup_default_fg = widget.style.fg