git.maemo.org Git - meabook/blob - ui/hildon_ui.py

   1 """
   2 Hildon UI for Meabook
   3 """
   4
   5 import gtk
   6 import hildon
   7 import gobject
   8 import gettext
   9 from meabook.ui.ui import MeabookUI
  10
  11 _ = gettext.gettext
  12
  13 def create_button(title, value):
  14     """Create HildonButton."""
  15
  16     button = hildon.Button(gtk.HILDON_SIZE_AUTO | \
  17         gtk.HILDON_SIZE_FINGER_HEIGHT, \
  18         hildon.BUTTON_ARRANGEMENT_VERTICAL, title, value)
  19     button.set_style(hildon.BUTTON_STYLE_PICKER)
  20     button.set_alignment(0, 0, 0, 0)
  21     return button
  22
  23
  24 def create_menu_button(title):
  25     return hildon.Button(gtk.HILDON_SIZE_AUTO, \
  26         hildon.BUTTON_ARRANGEMENT_HORIZONTAL, title)
  27
  28
  29 class HildonMeabook(MeabookUI):
  30     def __init__(self, controller, renderer, config):
  31         MeabookUI.__init__(self, controller, renderer, config)
  32         self.handler = None
  33         self.window = hildon.StackableWindow()
  34         self.window.set_title(_('Meabook'))
  35         self.window.connect('destroy', self.exit)
  36
  37         # create menu buttons
  38         self.menu = hildon.AppMenu()
  39         settings_button = create_menu_button(_('Settings'))
  40         about_button = create_menu_button(_('About'))
  41         import_button = create_menu_button(_('Import'))
  42
  43         # create filter widgets and connect signals
  44         self.level1_filter = gtk.RadioButton(None, _('level1'))
  45         self.level2_filter = gtk.RadioButton(self.level1_filter, _('level2'))
  46         self.level3_filter = gtk.RadioButton(self.level2_filter, _('level3'))
  47         for filter_widget in [self.level1_filter, self.level2_filter, \
  48             self.level3_filter]:
  49             filter_widget.set_mode(False)
  50             filter_widget.connect('toggled', self.apply_filter_cb)
  51
  52         # create items list
  53         self.selector = hildon.TouchSelector()
  54
  55         # connect signals
  56         settings_button.connect('clicked', self.show_settings_dialog_cb)
  57         about_button.connect('clicked', self.show_about_dialog_cb)
  58         import_button.connect('clicked', self.show_import_dialog_cb)
  59         self.handler = self.selector.connect('changed', self.select_item_cb)
  60
  61         # packing widgets
  62         self.window.add(self.selector)
  63         self.menu.add_filter(self.level1_filter)
  64         self.menu.add_filter(self.level2_filter)
  65         self.menu.add_filter(self.level3_filter)
  66         self.menu.append(settings_button)
  67         self.menu.append(import_button)
  68         self.menu.append(about_button)
  69         self.menu.show_all()
  70         self.window.set_app_menu(self.menu)
  71         self.window.show_all()
  72
  73     def _unfreeze_ui(self):
  74         while gtk.events_pending():
  75             gtk.main_iteration(False)
  76
  77     def _update_title(self, title):
  78         if title is not None:
  79             self.window.set_title(title)
  80
  81     def _set_selector_content(self, selector, handler, items):
  82         """Updates selector content."""
  83
  84         # temporary block handler
  85         selector.handler_block(handler)
  86
  87         # setting new content
  88         # model: name, internal_name, type
  89         model = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_INT, \
  90             gobject.TYPE_STRING)
  91         for name, internal_name, item_type in items:
  92             model.append((name, internal_name, item_type))
  93         if selector.get_num_columns():
  94             selector.remove_column(0)
  95         selector.append_text_column(model, False)
  96         selector.unselect_all(0)
  97
  98         # reconnect callback
  99         selector.handler_unblock(handler)
 100
 101     def _show_items_dialog(self, title, items):
 102         """Creates dialog with items."""
 103
 104         selector = hildon.TouchSelector()
 105         window = hildon.StackableWindow()
 106         window.set_title(title)
 107         window.add(selector)
 108         handler = selector.connect('changed', self.select_item_cb)
 109         self._set_selector_content(selector, handler, items)
 110         window.show_all()
 111
 112     def _show_item_dialog(self, title, entry_id):
 113         """Shows detailed item information."""
 114
 115         def show_settings_dialog(widget, parent, func1, func2, entry_id):
 116             dialog = ConfigurationDialog(self.controller, self.config)
 117             response = getattr(dialog, func1)(None, parent)
 118             if response == gtk.RESPONSE_OK:
 119                 func2(parent, entry_id)
 120
 121         def update_entry(window, entry_id):
 122             # create widgets
 123             entry = self.controller.get_item(entry_id)
 124             widgets_table = gtk.Table(rows=1, columns=1)
 125             info_box = gtk.VBox()
 126             image_box = gtk.VBox()
 127             pannable_area = hildon.PannableArea()
 128             pannable_area.set_property('mov-mode', hildon.MOVEMENT_MODE_BOTH)
 129             image = self.renderer.render_image(dict(entry))
 130             for fname, fvalue in entry:
 131                 button = self.renderer.render_button(_(fname) , fvalue, fname)
 132                 info_box.pack_start(button, expand=False)
 133             # pack widgets
 134             image_box.pack_start(image, expand=False)
 135             widgets_table.attach(image_box, 0, 1, 0, 1, xoptions=gtk.SHRINK, \
 136                 yoptions=gtk.FILL, xpadding=4, ypadding=8)
 137             pannable_area.add_with_viewport(info_box)
 138             widgets_table.attach(pannable_area, 1, 2, 0, 1, ypadding=8)
 139             child = window.get_child()
 140             if child:
 141                 child.destroy()
 142             window.add(widgets_table)
 143             widgets_table.show_all()
 144
 145
 146         # create widgets
 147         window = hildon.StackableWindow()
 148         window.set_title(title)
 149         menu = hildon.AppMenu()
 150         fields_button = create_menu_button(_('Fields to show'))
 151         order_button = create_menu_button(_('Fields order'))
 152         fields_button.connect('clicked', show_settings_dialog, window, \
 153             'show_fields_settings_cb', update_entry, entry_id)
 154         order_button.connect('clicked', show_settings_dialog, window, \
 155             'show_order_settings_cb', update_entry, entry_id)
 156         menu.append(fields_button)
 157         menu.append(order_button)
 158
 159         update_entry(window, entry_id)
 160         window.set_app_menu(menu)
 161         menu.show_all()
 162         window.show_all()
 163
 164
 165     # Implementation of Base UI interface
 166     def start(self):
 167         self.apply_filter_cb(self.level1_filter)
 168         gtk.main()
 169
 170     def exit(self, event):
 171         gtk.main_quit()
 172         self.controller.stop()
 173
 174     def create_information_dialog(self, title, message):
 175         dialog = hildon.Dialog()
 176         dialog.set_title(title)
 177         label = gtk.Label(message)
 178         dialog.vbox.add(label)
 179         dialog.vbox.show_all()
 180         dialog.run()
 181         dialog.destroy()
 182
 183     def create_about_dialog(self):
 184         dialog = hildon.Dialog()
 185         dialog.set_title(_('About'))
 186         label = gtk.Label('\nMeabook v0.1\n')
 187         dialog.vbox.add(label)
 188         dialog.vbox.show_all()
 189         dialog.run()
 190         dialog.destroy()
 191
 192     def create_import_dialog(self):
 193         chooser = gobject.new(hildon.FileChooserDialog, \
 194             action=gtk.FILE_CHOOSER_ACTION_OPEN)
 195         chooser.set_property('show-files', True)
 196         chooser.run()
 197         path = chooser.get_filename()
 198         chooser.destroy()
 199         return path
 200
 201     def create_progress_dialog(self, title=None):
 202         self._update_title(title)
 203         self.selector.hide()
 204         hildon.hildon_gtk_window_set_progress_indicator(self.window, 1)
 205         self._unfreeze_ui()
 206
 207     def create_configuration_dialog(self, controller, config):
 208         dialog = ConfigurationDialog(controller, config)
 209         dialog.run()
 210
 211
 212     # Hildon UI callbacks
 213     def show_about_dialog_cb(self, widget):
 214         """Shows About Dialog."""
 215
 216         self.controller.show_about_dialog()
 217
 218     def show_import_dialog_cb(self, widget):
 219         """Shows Import Dialog."""
 220
 221         if self.controller.show_import_dialog():
 222             self.apply_filter_cb(self.level1_filter)
 223             self.selector.show_all()
 224         hildon.hildon_gtk_window_set_progress_indicator(self.window, 0)
 225
 226     def show_settings_dialog_cb(self, widget):
 227         """Shows Config dialog."""
 228
 229         self.controller.show_configuration_dialog()
 230
 231     def apply_filter_cb(self, widget):
 232         """Updates toplevel selector with different level items."""
 233
 234         if not widget.get_active():
 235             return
 236
 237         self._update_title(' - '.join([_('Meabook'), widget.get_label()]))
 238
 239         if widget == self.level1_filter:
 240             self._set_selector_content(self.selector, self.handler, \
 241                 self.controller.get_all_folders())
 242         elif widget == self.level2_filter:
 243             self._set_selector_content(self.selector, self.handler, \
 244                 self.controller.get_all_subfolders())
 245         else:
 246             self._set_selector_content(self.selector, self.handler, \
 247                 self.controller.get_all_files())
 248
 249     def select_item_cb(self, widget, column):
 250         """
 251         Emits when changes selector content.
 252         Opens new StackableWindow with new content.
 253         """
 254
 255         selected_item_index = widget.get_active(0)
 256         _iter = widget.get_model(0)[selected_item_index]
 257         if _iter[2] == 'd':
 258             self._show_items_dialog(_iter[0], self.controller.get_items(\
 259                 _iter[1]))
 260         else:
 261             self._show_item_dialog(_iter[0], _iter[1])
 262
 263
 264
 265
 266 class ConfigurationDialog:
 267     """Configuration dialog"""
 268
 269     def __init__(self, controller, config):
 270         self.config = config
 271         self.controller = controller
 272
 273     def run(self):
 274         dialog = hildon.Dialog()
 275         dialog.set_title(_('Settings'))
 276
 277         button_order = create_button(_('Fields order'), self._update_value( \
 278             None, self.config.get_order()))
 279         button_order.connect('clicked', self.show_order_settings_cb, dialog)
 280         button_fields = create_button(_('Fields to show'), self._update_value( \
 281             None, self.config.get_fields()))
 282         button_fields.connect('clicked', self.show_fields_settings_cb, dialog)
 283
 284         dialog.vbox.pack_start(button_fields, expand=False)
 285         dialog.vbox.pack_start(button_order, expand=False)
 286         dialog.vbox.show_all()
 287         dialog.run()
 288         dialog.destroy()
 289
 290     def _update_value(self, widget, fields):
 291         """Updates widget title."""
 292
 293         value = ', '.join([_(field) for field in fields])
 294         if widget is not None:
 295             widget.set_value(value)
 296         return value
 297
 298     def show_fields_settings_cb(self, widget, parent):
 299         """Shows dialog for selecting fields to show."""
 300
 301         dialog = hildon.PickerDialog(parent)
 302         dialog.set_title(_('Fields to show'))
 303         selector = hildon.TouchSelector(text=True)
 304
 305         fields = self.controller.get_fields()
 306         # fill items list
 307         for field in fields:
 308             selector.append_text(_(field))
 309
 310         selector.set_column_selection_mode( \
 311             hildon.TOUCH_SELECTOR_SELECTION_MODE_MULTIPLE)
 312         selector.unselect_all(0)
 313
 314         # mark necessary fields
 315         fields_to_select = self.config.get_fields()
 316         model = selector.get_model(0)
 317         for index, field in enumerate(fields):
 318             if field in fields_to_select:
 319                 selector.select_iter(0, model.get_iter(index), False)
 320
 321         dialog.set_selector(selector)
 322         response = dialog.run()
 323         if response == gtk.RESPONSE_OK:
 324             model = selector.get_model(0)
 325             selected_items = [model[index][0] for index in [item[0] for item \
 326                 in selector.get_selected_rows(0)]]
 327             self.config.set_fields(selected_items)
 328             self._update_value(widget, selected_items)
 329         dialog.destroy()
 330         return response
 331
 332     def show_order_settings_cb(self, widget, parent):
 333         """Shows dialog for setting fields order."""
 334
 335
 336         def show_fields_chooser(widget, parent):
 337             """Shows dialog to select field from fields list."""
 338
 339             dialog = hildon.PickerDialog(parent)
 340             dialog.set_title(_('Fields'))
 341             selector = hildon.TouchSelector(text=True)
 342             dialog.set_selector(selector)
 343             selector.set_column_selection_mode( \
 344                 hildon.TOUCH_SELECTOR_SELECTION_MODE_SINGLE)
 345             # fill fields list
 346             for field in self.controller.get_fields():
 347                 selector.append_text(field)
 348             dialog.run()
 349             widget.set_value(selector.get_current_text())
 350             dialog.destroy()
 351
 352
 353         dialog = hildon.Dialog()
 354         dialog.set_title(_('Fields order'))
 355         pannable_area = hildon.PannableArea()
 356         pannable_area.set_size_request_policy(hildon.SIZE_REQUEST_CHILDREN)
 357
 358         vbox = gtk.VBox()
 359         for index, field in enumerate(self.config.get_order()):
 360             button = create_button(' '.join([_('Position'), str(index)]), \
 361                 _(field))
 362             button.connect('clicked', show_fields_chooser, dialog)
 363             vbox.pack_start(button, expand=False)
 364         pannable_area.add_with_viewport(vbox)
 365
 366         dialog.add_button(_('Done'), gtk.RESPONSE_OK)
 367         dialog.vbox.pack_start(pannable_area)
 368         dialog.vbox.show_all()
 369         response = dialog.run()
 370         if response == gtk.RESPONSE_OK:
 371             fields = [button.get_value() for button in vbox.get_children()]
 372             self.config.set_order(fields)
 373             self._update_value(widget, fields)
 374         dialog.destroy()
 375         return response