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