# Copyright (C) 2006, Red Hat, Inc. # # 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 2 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, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA from gettext import gettext as _ import logging import gobject import gtk import os import simplejson from sugar.graphics.combobox import ComboBox from sugar.graphics.toolbutton import ToolButton from sugar.graphics.toggletoolbutton import ToggleToolButton from sugar.graphics.toolcombobox import ToolComboBox from sugar.graphics.menuitem import MenuItem from sugar.graphics import iconentry from sugar.activity import activity import speech class EditToolbar(activity.EditToolbar): __gtype_name__ = 'EditToolbar' def __init__(self): activity.EditToolbar.__init__(self) self._view = None self._find_job = None search_item = gtk.ToolItem() self._search_entry = iconentry.IconEntry() self._search_entry.set_icon_from_name(iconentry.ICON_ENTRY_PRIMARY, 'system-search') self._search_entry.add_clear_button() self._search_entry.connect('activate', self._search_entry_activate_cb) self._search_entry.connect('changed', self._search_entry_changed_cb) self._search_entry_changed = True width = int(gtk.gdk.screen_width() / 3) self._search_entry.set_size_request(width, -1) search_item.add(self._search_entry) self._search_entry.show() self.insert(search_item, -1) search_item.show() self._prev = ToolButton('go-previous-paired') self._prev.set_tooltip(_('Previous')) self._prev.props.sensitive = False self._prev.connect('clicked', self._find_prev_cb) self.insert(self._prev, -1) self._prev.show() self._next = ToolButton('go-next-paired') self._next.set_tooltip(_('Next')) self._next.props.sensitive = False self._next.connect('clicked', self._find_next_cb) self.insert(self._next, -1) self._next.show() def set_view(self, view): self._view = view self._view.find_set_highlight_search(True) def _clear_find_job(self): if self._find_job is None: return if not self._find_job.is_finished(): self._find_job.cancel() self._find_job.disconnect(self._find_updated_handler) self._find_job = None def _search_find_first(self): self._clear_find_job() text = self._search_entry.props.text if text != "": self._find_job, self._find_updated_handler = \ self._view.setup_find_job(text, self._find_updated_cb) else: # FIXME: highlight nothing pass self._search_entry_changed = False self._update_find_buttons() def _search_find_next(self): self._view.find_next() def _search_find_last(self): # FIXME: does Evince support find last? return def _search_find_prev(self): self._view.find_previous() def _search_entry_activate_cb(self, entry): if self._search_entry_changed: self._search_find_first() else: self._search_find_next() def _search_entry_changed_cb(self, entry): logging.debug('Search entry: %s' % (entry.props.text)) self._search_entry_changed = True self._update_find_buttons() # gobject.timeout_add(500, self._search_entry_timeout_cb) # #def _search_entry_timeout_cb(self): # self._clear_find_job() # self._search_find_first() # return False def _find_changed_cb(self, page, spec): self._update_find_buttons() def _find_updated_cb(self, job, page=None): self._view.find_changed(job, page) def _find_prev_cb(self, button): if self._search_entry_changed: self._search_find_last() else: self._search_find_prev() def _find_next_cb(self, button): if self._search_entry_changed: self._search_find_first() else: self._search_find_next() def _update_find_buttons(self): if self._search_entry_changed: if self._search_entry.props.text != "": self._prev.props.sensitive = False # self._prev.set_tooltip(_('Find last')) self._next.props.sensitive = True self._next.set_tooltip(_('Find first')) else: self._prev.props.sensitive = False self._next.props.sensitive = False else: self._prev.props.sensitive = True self._prev.set_tooltip(_('Find previous')) self._next.props.sensitive = True self._next.set_tooltip(_('Find next')) class ViewToolbar(gtk.Toolbar): __gtype_name__ = 'ViewToolbar' __gsignals__ = { 'go-fullscreen': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])), } def __init__(self): gtk.Toolbar.__init__(self) self._view = None self._zoom_out = ToolButton('zoom-out') self._zoom_out.set_tooltip(_('Zoom out')) self._zoom_out.connect('clicked', self._zoom_out_cb) self.insert(self._zoom_out, -1) self._zoom_out.show() self._zoom_in = ToolButton('zoom-in') self._zoom_in.set_tooltip(_('Zoom in')) self._zoom_in.connect('clicked', self._zoom_in_cb) self.insert(self._zoom_in, -1) self._zoom_in.show() self._zoom_to_width = ToolButton('zoom-best-fit') self._zoom_to_width.set_tooltip(_('Zoom to width')) self._zoom_to_width.connect('clicked', self._zoom_to_width_cb) self.insert(self._zoom_to_width, -1) self._zoom_to_width.show() palette = self._zoom_to_width.get_palette() menu_item = MenuItem(_('Zoom to fit')) menu_item.connect('activate', self._zoom_to_fit_menu_item_activate_cb) palette.menu.append(menu_item) menu_item.show() menu_item = MenuItem(_('Actual size')) menu_item.connect('activate', self._actual_size_menu_item_activate_cb) palette.menu.append(menu_item) menu_item.show() tool_item = gtk.ToolItem() self.insert(tool_item, -1) tool_item.show() self._zoom_spin = gtk.SpinButton() self._zoom_spin.set_range(5.409, 400) self._zoom_spin.set_increments(1, 10) self._zoom_spin_notify_value_handler = self._zoom_spin.connect( 'notify::value', self._zoom_spin_notify_value_cb) tool_item.add(self._zoom_spin) self._zoom_spin.show() zoom_perc_label = gtk.Label(_("%")) zoom_perc_label.show() tool_item_zoom_perc_label = gtk.ToolItem() tool_item_zoom_perc_label.add(zoom_perc_label) self.insert(tool_item_zoom_perc_label, -1) tool_item_zoom_perc_label.show() spacer = gtk.SeparatorToolItem() spacer.props.draw = False self.insert(spacer, -1) spacer.show() self._fullscreen = ToolButton('view-fullscreen') self._fullscreen.set_tooltip(_('Fullscreen')) self._fullscreen.connect('clicked', self._fullscreen_cb) self.insert(self._fullscreen, -1) self._fullscreen.show() self._view_notify_zoom_handler = None def set_view(self, view): self._view = view self._zoom_spin.props.value = self._view.get_zoom() self._view_notify_zoom_handler = \ self._view.connect_zoom_handler(self._view_notify_zoom_cb) self._update_zoom_buttons() def _zoom_spin_notify_value_cb(self, zoom_spin, pspec): self._view.set_zoom(zoom_spin.props.value) def _view_notify_zoom_cb(self, model, pspec): self._zoom_spin.disconnect(self._zoom_spin_notify_value_handler) try: self._zoom_spin.props.value = round(self._view.get_zoom()) finally: self._zoom_spin_notify_value_handler = self._zoom_spin.connect( 'notify::value', self._zoom_spin_notify_value_cb) def zoom_in(self): self._view.zoom_in() self._update_zoom_buttons() def _zoom_in_cb(self, button): self.zoom_in() def zoom_out(self): self._view.zoom_out() self._update_zoom_buttons() def _zoom_out_cb(self, button): self.zoom_out() def zoom_to_width(self): self._view.zoom_to_width() self._update_zoom_buttons() def _zoom_to_width_cb(self, button): self.zoom_to_width() def _update_zoom_buttons(self): self._zoom_in.props.sensitive = self._view.can_zoom_in() self._zoom_out.props.sensitive = self._view.can_zoom_out() self._zoom_to_width.props.sensitive = self._view.can_zoom_to_width() def _zoom_to_fit_menu_item_activate_cb(self, menu_item): self._view.zoom_to_best_fit() self._update_zoom_buttons() def _actual_size_menu_item_activate_cb(self, menu_item): self._view.zoom_to_actual_size() self._update_zoom_buttons() def _fullscreen_cb(self, button): self.emit('go-fullscreen') class SpeechToolbar(gtk.Toolbar): def __init__(self, activity): gtk.Toolbar.__init__(self) voicebar = gtk.Toolbar() self._activity = activity if not speech.supported: return self.load_speech_parameters() self.sorted_voices = [i for i in speech.voices()] self.sorted_voices.sort(self.compare_voices) default = 0 for voice in self.sorted_voices: if voice[0] == speech.voice[0]: break default = default + 1 # Play button self.play_btn = ToggleToolButton('media-playback-start') self.play_btn.show() self.play_btn.connect('toggled', self.play_cb) self.insert(self.play_btn, -1) self.play_btn.set_tooltip(_('Play / Pause')) self.voice_combo = ComboBox() for voice in self.sorted_voices: self.voice_combo.append_item(voice, voice[0]) self.voice_combo.set_active(default) self.voice_combo.connect('changed', self.voice_changed_cb) combotool = ToolComboBox(self.voice_combo) self.insert(combotool, -1) combotool.show() self.pitchadj = gtk.Adjustment(0, -100, 100, 1, 10, 0) pitchbar = gtk.HScale(self.pitchadj) pitchbar.set_draw_value(False) pitchbar.set_update_policy(gtk.UPDATE_DISCONTINUOUS) pitchbar.set_size_request(150, 15) self.pitchadj.set_value(speech.pitch) pitchtool = gtk.ToolItem() pitchtool.add(pitchbar) pitchtool.show() self.insert(pitchtool, -1) pitchbar.show() self.rateadj = gtk.Adjustment(0, -100, 100, 1, 10, 0) ratebar = gtk.HScale(self.rateadj) ratebar.set_draw_value(False) ratebar.set_update_policy(gtk.UPDATE_DISCONTINUOUS) ratebar.set_size_request(150, 15) self.rateadj.set_value(speech.rate) ratetool = gtk.ToolItem() ratetool.add(ratebar) ratetool.show() self.insert(ratetool, -1) ratebar.show() self.pitchadj.connect("value_changed", self.pitch_adjusted_cb) self.rateadj.connect("value_changed", self.rate_adjusted_cb) def compare_voices(self, a, b): if a[0].lower() == b[0].lower(): return 0 if a[0] .lower() < b[0].lower(): return -1 if a[0] .lower() > b[0].lower(): return 1 def voice_changed_cb(self, combo): speech.voice = combo.props.value speech.say(speech.voice[0]) self.save_speech_parameters() def pitch_adjusted_cb(self, get): speech.pitch = int(get.value) speech.say(_("pitch adjusted")) self.save_speech_parameters() def rate_adjusted_cb(self, get): speech.rate = int(get.value) speech.say(_("rate adjusted")) self.save_speech_parameters() def load_speech_parameters(self): speech_parameters = {} data_path = os.path.join(self._activity.get_activity_root(), 'data') data_file_name = os.path.join(data_path, 'speech_params.json') if os.path.exists(data_file_name): f = open(data_file_name, 'r') try: speech_parameters = simplejson.load(f) speech.pitch = speech_parameters['pitch'] speech.rate = speech_parameters['rate'] speech.voice = speech_parameters['voice'] finally: f.close() def save_speech_parameters(self): speech_parameters = {} speech_parameters['pitch'] = speech.pitch speech_parameters['rate'] = speech.rate speech_parameters['voice'] = speech.voice data_path = os.path.join(self._activity.get_activity_root(), 'data') data_file_name = os.path.join(data_path, 'speech_params.json') f = open(data_file_name, 'w') try: simplejson.dump(speech_parameters, f) finally: f.close() def play_cb(self, widget): if widget.get_active(): self.play_btn.set_named_icon('media-playback-pause') if speech.is_stopped(): speech.play(self._activity._view.get_marked_words()) else: self.play_btn.set_named_icon('media-playback-start') speech.stop()