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