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
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
|
# 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
import logging
from gettext import gettext as _
import re
import pango
import gobject
import gtk
import evince
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics.menuitem import MenuItem
from sugar.activity import activity
class EditToolbar(activity.EditToolbar):
__gtype_name__ = 'EditToolbar'
def __init__(self, evince_view):
activity.EditToolbar.__init__(self)
self._evince_view = evince_view
self._document = None
separator = gtk.SeparatorToolItem()
separator.set_draw(False)
separator.set_expand(True)
self.insert(separator, -1)
separator.show()
search_item = gtk.ToolItem()
self._search_entry = gtk.Entry()
self._search_entry.connect('activate', self._search_entry_activate_cb)
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_document(self, document):
self._document = document
self._document.connect('find_changed', self._find_changed_cb)
def _search_entry_activate_cb(self, entry):
current_page = self._document.get_page_cache().get_current_page()
self._document.find_begin(0, entry.props.text, False)
self._update_find_buttons()
def _find_changed_cb(self, page, spec):
self._update_find_buttons()
def _find_prev_cb(self, button):
self._evince_view.find_previous()
def _find_next_cb(self, button):
self._evince_view.find_next()
def _update_find_buttons(self):
self._prev.props.sensitive = self._evince_view.can_find_previous()
self._next.props.sensitive = self._evince_view.can_find_next()
class ReadToolbar(gtk.Toolbar):
__gtype_name__ = 'ReadToolbar'
def __init__(self, evince_view):
gtk.Toolbar.__init__(self)
self._evince_view = evince_view
self._document = None
self._back = ToolButton('go-previous')
self._back.set_tooltip(_('Back'))
self._back.props.sensitive = False
self._back.connect('clicked', self._go_back_cb)
self.insert(self._back, -1)
self._back.show()
self._forward = ToolButton('go-next')
self._forward.set_tooltip(_('Forward'))
self._forward.props.sensitive = False
self._forward.connect('clicked', self._go_forward_cb)
self.insert(self._forward, -1)
self._forward.show()
num_page_item = gtk.ToolItem()
self._num_page_entry = gtk.Entry()
self._num_page_entry.set_text('0')
self._num_page_entry.set_alignment(1)
self._num_page_entry.connect('insert-text',
self._num_page_entry_insert_text_cb)
self._num_page_entry.connect('activate',
self._num_page_entry_activate_cb)
self._num_page_entry.set_width_chars(4)
num_page_item.add(self._num_page_entry)
self._num_page_entry.show()
self.insert(num_page_item, -1)
num_page_item.show()
total_page_item = gtk.ToolItem()
self._total_page_label = gtk.Label()
label_attributes = pango.AttrList()
label_attributes.insert(pango.AttrSize(14000, 0, -1))
label_attributes.insert(pango.AttrForeground(65535, 65535, 65535, 0, -1))
self._total_page_label.set_attributes(label_attributes)
self._total_page_label.set_text(' / 0')
total_page_item.add(self._total_page_label)
self._total_page_label.show()
self.insert(total_page_item, -1)
total_page_item.show()
def set_document(self, document):
self._document = document
page_cache = self._document.get_page_cache()
page_cache.connect('page-changed', self._page_changed_cb)
self._update_nav_buttons()
def _num_page_entry_insert_text_cb(self, entry, text, length, position):
if not re.match('[0-9]', text):
entry.emit_stop_by_name('insert-text')
return True
return False
def _num_page_entry_activate_cb(self, entry):
if entry.props.text:
page = int(entry.props.text) - 1
else:
page = 0
if page >= self._document.get_n_pages():
page = self._document.get_n_pages() - 1
elif page < 0:
page = 0
self._document.get_page_cache().set_current_page(page)
entry.props.text = str(page + 1)
def _go_back_cb(self, button):
self._evince_view.previous_page()
def _go_forward_cb(self, button):
self._evince_view.next_page()
def _page_changed_cb(self, page, proxy):
self._update_nav_buttons()
def _update_nav_buttons(self):
current_page = self._document.get_page_cache().get_current_page()
self._back.props.sensitive = current_page > 0
self._forward.props.sensitive = \
current_page < self._document.get_n_pages() - 1
self._num_page_entry.props.text = str(current_page + 1)
self._total_page_label.props.label = \
' / ' + str(self._document.get_n_pages())
class ViewToolbar(gtk.Toolbar):
__gtype_name__ = 'ViewToolbar'
def __init__(self, evince_view):
gtk.Toolbar.__init__(self)
self._evince_view = evince_view
self._document = 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.props.value = self._evince_view.props.zoom * 100
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()
self._view_notify_zoom_handler = self._evince_view.connect(
'notify::zoom', self._view_notify_zoom_cb)
self._update_zoom_buttons()
def _zoom_spin_notify_value_cb(self, zoom_spin, pspec):
self._evince_view.disconnect(self._view_notify_zoom_handler)
try:
self._evince_view.props.sizing_mode = evince.SIZING_FREE
self._evince_view.props.zoom = zoom_spin.props.value / 100.0
finally:
self._view_notify_zoom_handler = self._evince_view.connect(
'notify::zoom', self._view_notify_zoom_cb)
def _view_notify_zoom_cb(self, evince_view, pspec):
self._zoom_spin.disconnect(self._zoom_spin_notify_value_handler)
try:
self._zoom_spin.props.value = round(evince_view.props.zoom * 100.0)
finally:
self._zoom_spin_notify_value_handler = self._zoom_spin.connect(
'notify::value', self._zoom_spin_notify_value_cb)
def _zoom_in_cb(self, button):
self._evince_view.props.sizing_mode = evince.SIZING_FREE
self._evince_view.zoom_in()
self._update_zoom_buttons()
def _zoom_out_cb(self, button):
self._evince_view.props.sizing_mode = evince.SIZING_FREE
self._evince_view.zoom_out()
self._update_zoom_buttons()
def _zoom_to_width_cb(self, button):
self._evince_view.props.sizing_mode = evince.SIZING_FIT_WIDTH
self._update_zoom_buttons()
def _update_zoom_buttons(self):
self._zoom_in.props.sensitive = self._evince_view.can_zoom_in()
self._zoom_out.props.sensitive = self._evince_view.can_zoom_out()
def _zoom_to_fit_menu_item_activate_cb(self, menu_item):
self._evince_view.props.sizing_mode = evince.SIZING_BEST_FIT
self._update_zoom_buttons()
def _actual_size_menu_item_activate_cb(self, menu_item):
self._evince_view.props.sizing_mode = evince.SIZING_FREE
self._evince_view.props.zoom = 1.0
self._update_zoom_buttons()
|
