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# This file is part of Gajim.
#
# Gajim 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; version 3 only.
#
# Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
from __future__ import annotations
import logging
from gi.repository import Gdk
from gi.repository import GLib
from gi.repository import Gtk
from gi.repository import Pango
from gajim.common.helpers import open_uri
from gajim.common.helpers import parse_uri
from gajim.common.structs import URIType
from gajim.common.styling import BaseHyperlink
from gajim.common.styling import PlainBlock
from gajim.common.styling import process_uris
from gajim.gtk.const import MAX_MESSAGE_LENGTH
from gajim.gtk.menus import get_conv_action_context_menu
from gajim.gtk.menus import populate_uri_context_menu
from gajim.gtk.util import make_pango_attributes
log = logging.getLogger('gajim.gtk.conversaion.plain_widget')
URI_TAGS = ['uri', 'address', 'xmppadr', 'mailadr']
STYLE_TAGS = ['strong', 'emphasis', 'strike', 'pre']
class PlainWidget(Gtk.Box):
def __init__(self, account: str, selectable: bool) -> None:
Gtk.Box.__init__(self, orientation=Gtk.Orientation.VERTICAL)
self.set_vexpand(True)
self._account = account
self._text_widget = MessageLabel(self._account, selectable)
self.add(self._text_widget)
def set_selectable(self, selectable: bool) -> None:
self._text_widget.set_selectable(selectable)
def add_content(self, block: PlainBlock) -> None:
self._text_widget.print_text_with_styling(block)
def add_action_phrase(self, text: str, nickname: str) -> None:
self._text_widget.add_action_phrase(text, nickname)
class MessageLabel(Gtk.Label):
def __init__(self, account: str, selectable: bool) -> None:
Gtk.Label.__init__(self)
self.set_hexpand(True)
self.set_selectable(selectable)
self.set_line_wrap(True)
self.set_xalign(0)
self.set_line_wrap_mode(Pango.WrapMode.WORD_CHAR)
self.set_track_visited_links(False)
self._account = account
self.get_style_context().add_class('gajim-conversation-text')
self.connect('populate-popup', self._on_populate_popup)
self.connect('activate-link', self._on_activate_link)
self.connect('focus-in-event', self._on_focus_in)
self.connect('focus-out-event', self._on_focus_out)
def _on_populate_popup(self, label: Gtk.Label, menu: Gtk.Menu) -> None:
uri = label.get_current_uri()
selected, start, end = label.get_selection_bounds()
if uri:
puri = parse_uri(uri)
assert puri.type != URIType.INVALID # would be a common.styling bug
menu.foreach(menu.remove)
populate_uri_context_menu(menu, self._account, puri)
elif selected:
selected_text = label.get_text()[start:end]
action_menu_item = get_conv_action_context_menu(
self._account, selected_text)
menu.prepend(action_menu_item)
menu.show_all()
def _build_link_markup(self, text: str, uris: list[BaseHyperlink]) -> str:
markup_text = ''
after = GLib.markup_escape_text(text.strip())
for uri in uris:
uri_escaped = GLib.markup_escape_text(uri.text)
before, _, after = after.partition(uri_escaped)
markup_text += before
markup_text += uri.get_markup_string()
markup_text += after
return markup_text
def print_text_with_styling(self, block: PlainBlock) -> None:
text = self._build_link_markup(block.text, block.uris)
self.set_markup(text)
if len(self.get_text()) > MAX_MESSAGE_LENGTH:
# Limit message styling processing
return
self.set_attributes(make_pango_attributes(block))
def add_action_phrase(self, text: str, nickname: str) -> None:
text = text.replace('/me', f'* {nickname}', 1)
uris = process_uris(text)
text = self._build_link_markup(text, uris)
self.set_markup(f'<i>{text}</i>')
def _on_activate_link(self, _label: Gtk.Label, uri: str) -> int:
puri = parse_uri(uri)
open_uri(puri, self._account)
return Gdk.EVENT_STOP
@staticmethod
def _on_focus_in(widget: MessageLabel,
_event: Gdk.EventFocus
) -> None:
widget.get_style_context().remove_class('transparent-selection')
@staticmethod
def _on_focus_out(widget: MessageLabel,
_event: Gdk.EventFocus
) -> None:
widget.get_style_context().add_class('transparent-selection')
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