gaupol/dialogs/save.py¶
Source code for module gaupol.dialogs.save from file gaupol/dialogs/save.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 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 | # -*- coding: utf-8 -*-
# Copyright (C) 2005 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 selecting a subtitle file to save."""
import aeidon
import gaupol
import os
_ = aeidon.i18n._
from gi.repository import GObject
from gi.repository import Gtk
__all__ = ("SaveDialog",)
class SaveDialog(Gtk.FileChooserDialog, gaupol.FileDialog):
"""Dialog for selecting a subtitle file to save."""
_widgets = ("encoding_combo",
"format_combo",
"framerate_combo",
"framerate_label",
"newline_combo")
def __init__(self, parent, title, mode):
"""Initialize a :class:`SaveDialog` instance."""
GObject.GObject.__init__(self)
self._mode = mode
self._init_extra_widget()
self._init_filters()
self._init_format_combo()
self._init_encoding_combo()
self._init_newline_combo()
self._init_framerate_combo()
self._init_values()
self.set_title(title)
self.set_transient_for(parent)
self.set_action(Gtk.FileChooserAction.SAVE)
self.set_do_overwrite_confirmation(True)
self.add_button(_("_Cancel"), Gtk.ResponseType.CANCEL)
self.add_button(_("_Save"), Gtk.ResponseType.OK)
self.set_default_response(Gtk.ResponseType.OK)
self.connect("response", self._on_response)
save_button = self.get_widget_for_response(Gtk.ResponseType.OK)
save_button.connect("event", self._on_save_button_event)
def get_format(self):
"""Return the selected format."""
index = self._format_combo.get_active()
return aeidon.formats[index]
def get_framerate(self):
"""Return the selected framerate."""
index = self._framerate_combo.get_active()
return aeidon.framerates[index]
def get_newline(self):
"""Return the selected newline."""
index = self._newline_combo.get_active()
return aeidon.newlines[index]
def _init_extra_widget(self):
"""Initialize the extra widget from UI definition file."""
ui_file_path = os.path.join(aeidon.DATA_DIR, "ui", "save-dialog.ui")
builder = Gtk.Builder()
builder.set_translation_domain("gaupol")
builder.add_from_file(ui_file_path)
builder.connect_signals(self)
for name in self._widgets:
widget = builder.get_object(name)
setattr(self, "_{}".format(name), widget)
vbox = gaupol.util.new_vbox(spacing=0)
main_vbox = builder.get_object("main_vbox")
main_vbox.get_parent().remove(main_vbox)
vbox.add(main_vbox)
vbox.show_all()
self.set_extra_widget(vbox)
def _init_format_combo(self):
"""Initialize the format combo box."""
store = Gtk.ListStore(str)
self._format_combo.set_model(store)
for name in (x.label for x in aeidon.formats):
store.append((name,))
view = self._format_combo.get_child()
path = gaupol.util.tree_row_to_path(0)
view.set_displayed_row(path)
renderer = Gtk.CellRendererText()
self._format_combo.pack_start(renderer, expand=True)
self._format_combo.add_attribute(renderer, "text", 0)
def _init_framerate_combo(self):
"""Initialize the framerate combo box."""
store = Gtk.ListStore(str)
self._framerate_combo.set_model(store)
for name in (x.label for x in aeidon.framerates):
store.append((name,))
view = self._framerate_combo.get_child()
path = gaupol.util.tree_row_to_path(0)
view.set_displayed_row(path)
renderer = Gtk.CellRendererText()
self._framerate_combo.pack_start(renderer, expand=True)
self._framerate_combo.add_attribute(renderer, "text", 0)
def _init_newline_combo(self):
"""Initialize the newline combo box."""
store = Gtk.ListStore(str)
self._newline_combo.set_model(store)
for name in (x.label for x in aeidon.newlines):
store.append((name,))
view = self._newline_combo.get_child()
path = gaupol.util.tree_row_to_path(0)
view.set_displayed_row(path)
renderer = Gtk.CellRendererText()
self._newline_combo.pack_start(renderer, expand=True)
self._newline_combo.add_attribute(renderer, "text", 0)
def _init_values(self):
"""Initialize default values for widgets."""
if os.path.isdir(gaupol.conf.file.directory):
self.set_current_folder(gaupol.conf.file.directory)
self.set_encoding(gaupol.conf.file.encoding)
self.set_format(gaupol.conf.file.format)
self.set_newline(gaupol.conf.file.newline)
self.set_framerate(gaupol.conf.editor.framerate)
self._framerate_combo.hide()
self._framerate_label.hide()
def _on_format_combo_changed(self, *args):
"""Change the extension of the current filename."""
format = self.get_format()
path = self.get_filename()
if path is not None:
dirname = os.path.dirname(path)
basename = os.path.basename(path)
if not path.endswith(format.extension):
basename = aeidon.util.replace_extension(basename, format)
path = os.path.join(dirname, basename)
self.unselect_filename(path)
self.set_current_name(basename)
self.set_filename(path)
visible = (format.mode != self._mode)
self._framerate_combo.set_visible(visible)
self._framerate_label.set_visible(visible)
def _on_response(self, dialog, response):
"""Save default values for widgets."""
directory = self.get_current_folder()
if directory is not None:
gaupol.conf.file.directory = directory
gaupol.conf.file.encoding = self.get_encoding()
gaupol.conf.file.format = self.get_format()
gaupol.conf.file.newline = self.get_newline()
gaupol.conf.editor.framerate = self.get_framerate()
def _on_save_button_event(self, button, event):
"""Ensure that the filename contains an extension."""
# Catch all events on save button to ensure that a possibly
# lacking extension is added to the filename so that overwrite
# confirmation check is done correctly.
self._format_combo.emit("changed")
def set_format(self, format):
"""Set the selected format."""
if format is None: return
self._format_combo.set_active(format)
def set_framerate(self, framerate):
"""Set the selected framerate."""
if framerate is None: return
self._framerate_combo.set_active(framerate)
def set_name(self, path):
"""Set the selected filename."""
if os.path.isfile(path):
return self.set_filename(path)
return self.set_current_name(path)
def set_newline(self, newline):
"""Set the selected newline."""
if newline is None: return
self._newline_combo.set_active(newline)
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