gaupol/dialogs/split.py¶
Source code for module gaupol.dialogs.split from file gaupol/dialogs/split.py.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | # -*- coding: utf-8 -*-
# Copyright (C) 2006 Osmo Salomaa
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
"""Dialog for splitting a project in two."""
import aeidon
import gaupol
_ = aeidon.i18n._
from gi.repository import Gtk
__all__ = ("SplitDialog",)
class SplitDialog(gaupol.BuilderDialog):
"""Dialog for splitting a project in two."""
_widgets = ("subtitle_spin",)
def __init__(self, parent, application):
"""Initialize a :class:`SplitDialog` instance."""
gaupol.BuilderDialog.__init__(self, "split-dialog.ui")
self.application = application
self._init_subtitle_spin()
self._dialog.set_transient_for(parent)
self._dialog.set_default_response(Gtk.ResponseType.OK)
def _init_subtitle_spin(self):
"""Initialize the subtitle spin button."""
page = self.application.get_current_page()
rows = page.view.get_selected_rows()
subtitle = (rows[0] + 1 if rows else 2)
self._subtitle_spin.set_value(subtitle)
self._subtitle_spin.set_range(2, len(page.project.subtitles))
self._subtitle_spin.emit("value-changed")
def _on_subtitle_spin_value_changed(self, spin_button):
"""Select matching row in the view."""
page = self.application.get_current_page()
row = self._subtitle_spin.get_value_as_int() - 1
page.view.set_focus(row, None)
def _on_response(self, dialog, response):
"""Split the current project if OK'd."""
if response == Gtk.ResponseType.OK:
self._split_project()
def _remove_from_source(self, page, index):
"""Remove rows starting at `index` from `page`."""
indices = list(range(index, len(page.project.subtitles)))
page.project.block("action-done")
page.project.remove_subtitles(indices)
page.project.set_action_description(
aeidon.registers.DO, _("Splitting project"))
page.project.unblock("action-done")
def _shift_destination(self, src, dst):
"""Shift subtitles in `dst` page."""
amount = -1 * src.project.subtitles[-1].end_seconds
dst.project.shift_positions(None, amount, register=None)
def _split_project(self):
"""Split the current project in two."""
gaupol.util.set_cursor_busy(self.application.window)
index = self._subtitle_spin.get_value_as_int() - 1
src = self.application.get_current_page()
dst = gaupol.Page(next(self.application.counter))
subtitles = [x.copy() for x in src.project.subtitles[index:]]
indices = list(range(len(subtitles)))
dst.project.insert_subtitles(indices, subtitles)
dst.reload_view_all()
self._remove_from_source(src, index)
self._shift_destination(src, dst)
self.application.add_page(dst)
message = (_('Split {amount:d} subtitles to project "{name}"')
.format(amount=len(dst.project.subtitles),
name=dst.untitle))
self.application.flash_message(message)
gaupol.util.set_cursor_normal(self.application.window)
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