428 lines
15 KiB
Python
428 lines
15 KiB
Python
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# Copyright (C) 2003-2014 Yann Leboulanger <asterix AT lagaule.org>
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# Copyright (C) 2005-2007 Nikos Kouremenos <kourem AT gmail.com>
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# Copyright (C) 2006 Dimitur Kirov <dkirov AT gmail.com>
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# Copyright (C) 2008-2009 Julien Pivotto <roidelapluie AT gmail.com>
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#
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# This file is part of Gajim.
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#
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# Gajim is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published
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# by the Free Software Foundation; version 3 only.
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#
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# Gajim is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Gajim. If not, see <http://www.gnu.org/licenses/>.
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from gi.repository import Gtk
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from gi.repository import Gdk
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from gi.repository import GLib
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from gi.repository import Pango
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from nbxmpp.modules.misc import build_xhtml_body
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from gajim.common import app
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from gajim.common.regex import LINK_REGEX
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from .util import scroll_to_end
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if app.is_installed('GSPELL'):
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from gi.repository import Gspell # pylint: disable=ungrouped-imports
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class MessageInputTextView(Gtk.TextView):
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"""
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Class for the message textview (where user writes new messages) for
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chat/groupchat windows
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"""
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UNDO_LIMIT = 20
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def __init__(self):
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Gtk.TextView.__init__(self)
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# set properties
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self.set_border_width(3)
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self.set_accepts_tab(True)
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self.set_editable(True)
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self.set_cursor_visible(True)
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self.set_wrap_mode(Gtk.WrapMode.WORD_CHAR)
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self.set_left_margin(2)
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self.set_right_margin(2)
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self.set_pixels_above_lines(2)
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self.set_pixels_below_lines(2)
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self.get_style_context().add_class('gajim-conversation-font')
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self.drag_dest_unset()
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# set undo list
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self.undo_list = []
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# needed to know if we undid something
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self.undo_pressed = False
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self._last_text = ''
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self.begin_tags = {}
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self.end_tags = {}
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self.color_tags = []
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self.fonts_tags = []
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self.other_tags = {}
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buffer_ = self.get_buffer()
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self.other_tags['bold'] = buffer_.create_tag('bold')
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self.other_tags['bold'].set_property('weight', Pango.Weight.BOLD)
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self.begin_tags['bold'] = '<strong>'
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self.end_tags['bold'] = '</strong>'
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self.other_tags['italic'] = buffer_.create_tag('italic')
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self.other_tags['italic'].set_property('style', Pango.Style.ITALIC)
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self.begin_tags['italic'] = '<em>'
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self.end_tags['italic'] = '</em>'
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self.other_tags['underline'] = buffer_.create_tag('underline')
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self.other_tags['underline'].set_property('underline',
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Pango.Underline.SINGLE)
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underline = '<span style="text-decoration: underline;">'
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self.begin_tags['underline'] = underline
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self.end_tags['underline'] = '</span>'
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self.other_tags['strike'] = buffer_.create_tag('strike')
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self.other_tags['strike'].set_property('strikethrough', True)
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strike = '<span style="text-decoration: line-through;">'
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self.begin_tags['strike'] = strike
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self.end_tags['strike'] = '</span>'
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self.connect_after('paste-clipboard', self._after_paste_clipboard)
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self.connect('focus-in-event', self._on_focus_in)
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self.connect('focus-out-event', self._on_focus_out)
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self.connect('destroy', self._on_destroy)
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def _on_destroy(self, *args):
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# We restore the TextView’s drag destination to avoid a GTK warning
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# when closing the control. ChatControlBase.shutdown() calls destroy()
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# on the control’s main box, causing GTK to recursively destroy the
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# child widgets. GTK then tries to set a target list on the TextView,
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# resulting in a warning because the Widget has no drag destination.
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self.drag_dest_set(
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Gtk.DestDefaults.ALL,
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None,
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Gdk.DragAction.DEFAULT)
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def _on_focus_in(self, _widget, _event):
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self.toggle_speller(True)
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scrolled = self.get_parent()
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scrolled.get_style_context().add_class('message-input-focus')
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return False
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def _on_focus_out(self, _widget, _event):
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scrolled = self.get_parent()
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scrolled.get_style_context().remove_class('message-input-focus')
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if not self.has_text():
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self.toggle_speller(False)
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return False
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def insert_text(self, text):
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self.get_buffer().insert_at_cursor(text)
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def insert_newline(self):
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buffer_ = self.get_buffer()
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buffer_.insert_at_cursor('\n')
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mark = buffer_.get_insert()
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iter_ = buffer_.get_iter_at_mark(mark)
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if buffer_.get_end_iter().equal(iter_):
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GLib.idle_add(scroll_to_end, self.get_parent())
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def has_text(self):
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buf = self.get_buffer()
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start, end = buf.get_bounds()
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text = buf.get_text(start, end, True)
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return text != ''
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def get_text(self):
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buf = self.get_buffer()
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start, end = buf.get_bounds()
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text = self.get_buffer().get_text(start, end, True)
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return text
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def toggle_speller(self, activate):
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if app.is_installed('GSPELL') and app.settings.get('use_speller'):
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spell_view = Gspell.TextView.get_from_gtk_text_view(self)
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spell_view.set_inline_spell_checking(activate)
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@staticmethod
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def _after_paste_clipboard(textview):
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buffer_ = textview.get_buffer()
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mark = buffer_.get_insert()
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iter_ = buffer_.get_iter_at_mark(mark)
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if iter_.get_offset() == buffer_.get_end_iter().get_offset():
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GLib.idle_add(scroll_to_end, textview.get_parent())
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def make_clickable_urls(self, text):
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_buffer = self.get_buffer()
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start = 0
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end = 0
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index = 0
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new_text = ''
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iterator = LINK_REGEX.finditer(text)
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for match in iterator:
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start, end = match.span()
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url = text[start:end]
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if start != 0:
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text_before_special_text = text[index:start]
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else:
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text_before_special_text = ''
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# we insert normal text
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new_text += text_before_special_text + \
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'<a href="'+ url +'">' + url + '</a>'
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index = end # update index
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if end < len(text):
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new_text += text[end:]
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return new_text # the position after *last* special text
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def get_active_tags(self):
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start = self.get_active_iters()[0]
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active_tags = []
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for tag in start.get_tags():
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active_tags.append(tag.get_property('name'))
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return active_tags
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def get_active_iters(self):
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_buffer = self.get_buffer()
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return_val = _buffer.get_selection_bounds()
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if return_val: # if sth was selected
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start, finish = return_val[0], return_val[1]
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else:
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start, finish = _buffer.get_bounds()
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return (start, finish)
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def set_tag(self, tag):
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_buffer = self.get_buffer()
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start, finish = self.get_active_iters()
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if start.has_tag(self.other_tags[tag]):
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_buffer.remove_tag_by_name(tag, start, finish)
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else:
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if tag == 'underline':
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_buffer.remove_tag_by_name('strike', start, finish)
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elif tag == 'strike':
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_buffer.remove_tag_by_name('underline', start, finish)
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_buffer.apply_tag_by_name(tag, start, finish)
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def clear_tags(self):
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_buffer = self.get_buffer()
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start, finish = self.get_active_iters()
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_buffer.remove_all_tags(start, finish)
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def color_set(self, widget, response):
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if response in (-6, -4):
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widget.destroy()
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return
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color = widget.get_property('rgba')
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widget.destroy()
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_buffer = self.get_buffer()
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# Create #aabbcc color string from rgba color
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color_string = '#%02X%02X%02X' % (round(color.red*255),
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round(color.green*255),
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round(color.blue*255))
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tag_name = 'color' + color_string
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if not tag_name in self.color_tags:
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tag_color = _buffer.create_tag(tag_name)
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tag_color.set_property('foreground', color_string)
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begin = '<span style="color: %s;">' % color_string
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self.begin_tags[tag_name] = begin
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self.end_tags[tag_name] = '</span>'
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self.color_tags.append(tag_name)
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start, finish = self.get_active_iters()
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for tag in self.color_tags:
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_buffer.remove_tag_by_name(tag, start, finish)
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_buffer.apply_tag_by_name(tag_name, start, finish)
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def font_set(self, widget, response, start, finish):
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if response in (-6, -4):
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widget.destroy()
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return
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font = widget.get_font()
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font_desc = widget.get_font_desc()
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family = font_desc.get_family()
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size = font_desc.get_size()
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size = size / Pango.SCALE
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weight = font_desc.get_weight()
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style = font_desc.get_style()
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widget.destroy()
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_buffer = self.get_buffer()
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tag_name = 'font' + font
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if not tag_name in self.fonts_tags:
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tag_font = _buffer.create_tag(tag_name)
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tag_font.set_property('font', family + ' ' + str(size))
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self.begin_tags[tag_name] = \
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'<span style="font-family: ' + family + '; ' + \
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'font-size: ' + str(size) + 'px">'
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self.end_tags[tag_name] = '</span>'
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self.fonts_tags.append(tag_name)
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for tag in self.fonts_tags:
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_buffer.remove_tag_by_name(tag, start, finish)
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_buffer.apply_tag_by_name(tag_name, start, finish)
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if weight == Pango.Weight.BOLD:
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_buffer.apply_tag_by_name('bold', start, finish)
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else:
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_buffer.remove_tag_by_name('bold', start, finish)
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if style == Pango.Style.ITALIC:
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_buffer.apply_tag_by_name('italic', start, finish)
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else:
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_buffer.remove_tag_by_name('italic', start, finish)
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def get_xhtml(self):
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_buffer = self.get_buffer()
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old = _buffer.get_start_iter()
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tags = {}
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tags['bold'] = False
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iter_ = _buffer.get_start_iter()
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old = _buffer.get_start_iter()
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text = ''
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modified = False
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def xhtml_special(text):
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text = text.replace('<', '<')
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text = text.replace('>', '>')
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text = text.replace('&', '&')
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text = text.replace('\n', '<br />')
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return text
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for tag in iter_.get_toggled_tags(True):
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tag_name = tag.get_property('name')
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if tag_name not in self.begin_tags:
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continue
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text += self.begin_tags[tag_name]
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modified = True
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while (iter_.forward_to_tag_toggle(None) and not iter_.is_end()):
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text += xhtml_special(_buffer.get_text(old, iter_, True))
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old.forward_to_tag_toggle(None)
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new_tags, old_tags, end_tags = [], [], []
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for tag in iter_.get_toggled_tags(True):
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tag_name = tag.get_property('name')
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if tag_name not in self.begin_tags:
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continue
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new_tags.append(tag_name)
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modified = True
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for tag in iter_.get_tags():
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tag_name = tag.get_property('name')
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if (tag_name not in self.begin_tags or
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tag_name not in self.end_tags):
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continue
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if tag_name not in new_tags:
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old_tags.append(tag_name)
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for tag in iter_.get_toggled_tags(False):
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tag_name = tag.get_property('name')
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if tag_name not in self.end_tags:
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continue
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end_tags.append(tag_name)
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for tag in old_tags:
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text += self.end_tags[tag]
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for tag in end_tags:
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text += self.end_tags[tag]
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for tag in new_tags:
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text += self.begin_tags[tag]
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|
|
for tag in old_tags:
|
|||
|
|
text += self.begin_tags[tag]
|
|||
|
|
|
|||
|
|
buffer_text = _buffer.get_text(old, _buffer.get_end_iter(), True)
|
|||
|
|
text += xhtml_special(buffer_text)
|
|||
|
|
for tag in iter_.get_toggled_tags(False):
|
|||
|
|
tag_name = tag.get_property('name')
|
|||
|
|
if tag_name not in self.end_tags:
|
|||
|
|
continue
|
|||
|
|
text += self.end_tags[tag_name]
|
|||
|
|
|
|||
|
|
if modified:
|
|||
|
|
wrapped_text = '<p>%s</p>' % self.make_clickable_urls(text)
|
|||
|
|
return build_xhtml_body(wrapped_text)
|
|||
|
|
return None
|
|||
|
|
|
|||
|
|
def replace_emojis(self):
|
|||
|
|
theme = app.settings.get('emoticons_theme')
|
|||
|
|
if not theme or theme == 'font':
|
|||
|
|
return
|
|||
|
|
|
|||
|
|
def replace(anchor):
|
|||
|
|
if anchor is None:
|
|||
|
|
return
|
|||
|
|
image = anchor.get_widgets()[0]
|
|||
|
|
if hasattr(image, 'codepoint'):
|
|||
|
|
# found emoji
|
|||
|
|
self.replace_char_at_iter(iter_, image.codepoint)
|
|||
|
|
image.destroy()
|
|||
|
|
|
|||
|
|
iter_ = self.get_buffer().get_start_iter()
|
|||
|
|
replace(iter_.get_child_anchor())
|
|||
|
|
|
|||
|
|
while iter_.forward_char():
|
|||
|
|
replace(iter_.get_child_anchor())
|
|||
|
|
|
|||
|
|
def replace_char_at_iter(self, iter_, new_char):
|
|||
|
|
buffer_ = self.get_buffer()
|
|||
|
|
iter_2 = iter_.copy()
|
|||
|
|
iter_2.forward_char()
|
|||
|
|
buffer_.delete(iter_, iter_2)
|
|||
|
|
buffer_.insert(iter_, new_char)
|
|||
|
|
|
|||
|
|
def insert_emoji(self, codepoint, pixbuf):
|
|||
|
|
buffer_ = self.get_buffer()
|
|||
|
|
if buffer_.get_char_count():
|
|||
|
|
# buffer contains text
|
|||
|
|
buffer_.insert_at_cursor(' ')
|
|||
|
|
|
|||
|
|
insert_mark = buffer_.get_insert()
|
|||
|
|
insert_iter = buffer_.get_iter_at_mark(insert_mark)
|
|||
|
|
|
|||
|
|
if pixbuf is None:
|
|||
|
|
buffer_.insert(insert_iter, codepoint)
|
|||
|
|
else:
|
|||
|
|
anchor = buffer_.create_child_anchor(insert_iter)
|
|||
|
|
image = Gtk.Image.new_from_pixbuf(pixbuf)
|
|||
|
|
image.codepoint = codepoint
|
|||
|
|
image.show()
|
|||
|
|
self.add_child_at_anchor(image, anchor)
|
|||
|
|
buffer_.insert_at_cursor(' ')
|
|||
|
|
|
|||
|
|
def clear(self, _widget=None):
|
|||
|
|
"""
|
|||
|
|
Clear text in the textview
|
|||
|
|
"""
|
|||
|
|
_buffer = self.get_buffer()
|
|||
|
|
start, end = _buffer.get_bounds()
|
|||
|
|
_buffer.delete(start, end)
|
|||
|
|
|
|||
|
|
def save_undo(self, text):
|
|||
|
|
self.undo_list.append(text)
|
|||
|
|
if len(self.undo_list) > self.UNDO_LIMIT:
|
|||
|
|
del self.undo_list[0]
|
|||
|
|
self.undo_pressed = False
|
|||
|
|
|
|||
|
|
def undo(self, _widget=None):
|
|||
|
|
"""
|
|||
|
|
Undo text in the textview
|
|||
|
|
"""
|
|||
|
|
_buffer = self.get_buffer()
|
|||
|
|
if self.undo_list:
|
|||
|
|
_buffer.set_text(self.undo_list.pop())
|
|||
|
|
self.undo_pressed = True
|