class DictWidget(Widget):
    def __init__(self, view, attrs):
        super(DictWidget, self).__init__(view, attrs)
        self.schema_model = attrs['schema_model']
        self.keys = {}
        self.fields = {}
        self.buttons = {}
        self.rows = {}

        self.widget = gtk.Frame()
        self.widget.set_label(attrs.get('string', ''))
        self.widget.set_shadow_type(gtk.SHADOW_OUT)

        vbox = gtk.VBox()
        self.widget.add(vbox)

        self.table = gtk.Table(1, 3, homogeneous=False)
        self.table.set_col_spacings(0)
        self.table.set_row_spacings(0)
        self.table.set_border_width(0)
        vbox.pack_start(self.table, expand=True, fill=True)

        hbox = gtk.HBox()
        hbox.set_border_width(2)
        self.wid_text = PlaceholderEntry()
        self.wid_text.set_placeholder_text(_('Search'))
        self.wid_text.props.width_chars = 13
        self.wid_text.connect('activate', self._sig_activate)
        hbox.pack_start(self.wid_text, expand=True, fill=True)

        if int(self.attrs.get('completion', 1)):
            self.wid_completion = get_completion(search=False, create=False)
            self.wid_completion.connect('match-selected',
                                        self._completion_match_selected)
            self.wid_text.set_completion(self.wid_completion)
            self.wid_text.connect('changed', self._update_completion)
        else:
            self.wid_completion = None

        self.but_add = gtk.Button()
        self.but_add.connect('clicked', self._sig_add)
        img_add = gtk.Image()
        img_add.set_from_stock('tryton-list-add', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_add.set_alignment(0.5, 0.5)
        self.but_add.add(img_add)
        self.but_add.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_add, expand=False, fill=False)
        hbox.set_focus_chain([self.wid_text])
        vbox.pack_start(hbox, expand=True, fill=True)

        self.tooltips = Tooltips()
        self.tooltips.set_tip(self.but_add, _('Add value'))
        self.tooltips.enable()

        self._readonly = False
        self._record_id = None

    def _new_remove_btn(self):
        but_remove = gtk.Button()
        img_remove = gtk.Image()
        img_remove.set_from_stock('tryton-list-remove',
                                  gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_remove.set_alignment(0.5, 0.5)
        but_remove.add(img_remove)
        but_remove.set_relief(gtk.RELIEF_NONE)
        return but_remove

    def _sig_activate(self, *args):
        if self.wid_text.get_editable():
            self._sig_add()

    def _sig_add(self, *args):
        context = self.field.context_get(self.record)
        value = self.wid_text.get_text().decode('utf-8')
        domain = self.field.domain_get(self.record)

        def callback(result):
            if result:
                self.add_new_keys([r[0] for r in result])
            self.wid_text.set_text('')

        win = WinSearch(self.schema_model,
                        callback,
                        sel_multi=True,
                        context=context,
                        domain=domain,
                        new=False)
        win.screen.search_filter(quote(value))
        win.show()

    def add_new_keys(self, ids):
        context = self.field.context_get(self.record)
        self.send_modified()
        try:
            new_fields = RPCExecute('model',
                                    self.schema_model,
                                    'get_keys',
                                    ids,
                                    context=context)
        except RPCException:
            new_fields = []
        focus = False
        for new_field in new_fields:
            if new_field['name'] not in self.fields:
                self.keys[new_field['name']] = new_field
                self.add_line(new_field['name'])
                if not focus:
                    # Use idle add because it can be called from the callback
                    # of WinSearch while the popup is still there
                    gobject.idle_add(
                        self.fields[new_field['name']].widget.grab_focus)
                    focus = True

    def _sig_remove(self, button, key, modified=True):
        del self.fields[key]
        del self.buttons[key]
        for widget in self.rows[key]:
            self.table.remove(widget)
            widget.destroy()
        del self.rows[key]
        if modified:
            self.send_modified()
            self.set_value(self.record, self.field)

    def set_value(self, record, field):
        field.set_client(record, self.get_value())

    def get_value(self):
        return dict(
            (key, widget.get_value()) for key, widget in self.fields.items())

    @property
    def modified(self):
        if self.record and self.field:
            value = self.field.get_client(self.record)
            return any(
                widget.modified(value) for widget in self.fields.itervalues())
        return False

    def _readonly_set(self, readonly):
        self._readonly = readonly
        self._set_button_sensitive()
        for widget in self.fields.values():
            widget.set_readonly(readonly)
        self.wid_text.set_sensitive(not readonly)
        self.wid_text.set_editable(not readonly)

    def _set_button_sensitive(self):
        self.but_add.set_sensitive(
            bool(not self._readonly and self.attrs.get('create', True)))
        for button in self.buttons.itervalues():
            button.set_sensitive(
                bool(not self._readonly and self.attrs.get('delete', True)))

    def add_line(self, key):
        self.fields[key] = DICT_ENTRIES[self.keys[key]['type_']](key, self)
        field = self.fields[key]
        alignment = gtk.Alignment(float(self.attrs.get('xalign', 0.0)),
                                  float(self.attrs.get('yalign', 0.5)),
                                  float(self.attrs.get('xexpand', 1.0)),
                                  float(self.attrs.get('yexpand', 1.0)))
        hbox = gtk.HBox()
        hbox.pack_start(field.widget, expand=field.expand, fill=field.fill)
        alignment.add(hbox)
        n_rows = self.table.props.n_rows
        self.table.resize(n_rows + 1, 3)
        if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL:
            text = _(':') + self.keys[key]['string']
        else:
            text = self.keys[key]['string'] + _(':')
        label = gtk.Label(text)
        label.set_alignment(1., .5)
        self.table.attach(label,
                          0,
                          1,
                          n_rows - 1,
                          n_rows,
                          xoptions=gtk.FILL,
                          yoptions=False,
                          xpadding=2)
        label.set_mnemonic_widget(field.widget)
        label.show()
        self.table.attach(alignment,
                          1,
                          2,
                          n_rows - 1,
                          n_rows,
                          xoptions=gtk.FILL | gtk.EXPAND,
                          yoptions=False,
                          xpadding=2)
        alignment.show_all()
        remove_but = self._new_remove_btn()
        self.tooltips.set_tip(remove_but,
                              _('Remove "%s"') % self.keys[key]['string'])
        self.table.attach(remove_but,
                          2,
                          3,
                          n_rows - 1,
                          n_rows,
                          xoptions=gtk.FILL,
                          yoptions=False,
                          xpadding=2)
        remove_but.connect('clicked', self._sig_remove, key)
        remove_but.show_all()
        self.rows[key] = [label, alignment, remove_but]
        self.buttons[key] = remove_but

    def add_keys(self, keys):
        context = self.field.context_get(self.record)
        domain = self.field.domain_get(self.record)
        batchlen = min(10, CONFIG['client.limit'])
        for i in xrange(0, len(keys), batchlen):
            sub_keys = keys[i:i + batchlen]
            try:
                key_ids = RPCExecute('model',
                                     self.schema_model,
                                     'search',
                                     [('name', 'in', sub_keys), domain],
                                     0,
                                     CONFIG['client.limit'],
                                     None,
                                     context=context)
            except RPCException:
                key_ids = []
            if not key_ids:
                continue
            try:
                values = RPCExecute('model',
                                    self.schema_model,
                                    'get_keys',
                                    key_ids,
                                    context=context)
            except RPCException:
                values = []
            if not values:
                continue
            self.keys.update({k['name']: k for k in values})

    def display(self, record, field):
        super(DictWidget, self).display(record, field)

        if field is None:
            return

        record_id = record.id if record else None
        if record_id != self._record_id:
            for key in self.fields.keys():
                self._sig_remove(None, key, modified=False)
            self._record_id = record_id

        value = field.get_client(record) if field else {}
        new_key_names = set(value.iterkeys()) - set(self.keys)
        if new_key_names:
            self.add_keys(list(new_key_names))
        for key, val in sorted(value.iteritems()):
            if key not in self.keys:
                continue
            if key not in self.fields:
                self.add_line(key)
            widget = self.fields[key]
            widget.set_value(val)
            widget.set_readonly(self._readonly)
        for key in set(self.fields.keys()) - set(value.keys()):
            self._sig_remove(None, key, modified=False)

        self._set_button_sensitive()

    def _completion_match_selected(self, completion, model, iter_):
        record_id, = model.get(iter_, 1)
        self.add_new_keys([record_id])
        self.wid_text.set_text('')

        completion_model = self.wid_completion.get_model()
        completion_model.clear()
        completion_model.search_text = self.wid_text.get_text()
        return True

    def _update_completion(self, widget):
        if not self.wid_text.get_editable():
            return
        if not self.record:
            return
        update_completion(self.wid_text, self.record, self.field,
                          self.schema_model)
Beispiel #2
0
class One2Many(Widget):
    expand = True

    def __init__(self, view, attrs):
        super(One2Many, self).__init__(view, attrs)

        self.widget = gtk.Frame()
        self.widget.set_shadow_type(gtk.SHADOW_NONE)
        self.widget.get_accessible().set_name(attrs.get('string', ''))
        vbox = gtk.VBox(homogeneous=False, spacing=2)
        self.widget.add(vbox)
        self._readonly = True
        self._required = False
        self._position = 0
        self._length = 0

        self.title_box = hbox = gtk.HBox(homogeneous=False, spacing=0)
        hbox.set_border_width(2)

        self.title = gtk.Label(attrs.get('string', ''))
        self.title.set_alignment(0.0, 0.5)
        hbox.pack_start(self.title, expand=True, fill=True)

        hbox.pack_start(gtk.VSeparator(), expand=False, fill=True)

        tooltips = common.Tooltips()

        but_switch = gtk.Button()
        tooltips.set_tip(but_switch, _('Switch'))
        but_switch.connect('clicked', self.switch_view)
        img_switch = gtk.Image()
        img_switch.set_from_stock('tryton-fullscreen',
                                  gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_switch.set_alignment(0.5, 0.5)
        but_switch.add(img_switch)
        but_switch.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(but_switch, expand=False, fill=False)

        self.but_pre = gtk.Button()
        tooltips.set_tip(self.but_pre, _('Previous'))
        self.but_pre.connect('clicked', self._sig_previous)
        img_pre = gtk.Image()
        img_pre.set_from_stock('tryton-go-previous',
                               gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_pre.set_alignment(0.5, 0.5)
        self.but_pre.add(img_pre)
        self.but_pre.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_pre, expand=False, fill=False)

        self.label = gtk.Label('(0,0)')
        hbox.pack_start(self.label, expand=False, fill=False)

        self.but_next = gtk.Button()
        tooltips.set_tip(self.but_next, _('Next'))
        self.but_next.connect('clicked', self._sig_next)
        img_next = gtk.Image()
        img_next.set_from_stock('tryton-go-next', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_next.set_alignment(0.5, 0.5)
        self.but_next.add(img_next)
        self.but_next.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_next, expand=False, fill=False)

        hbox.pack_start(gtk.VSeparator(), expand=False, fill=True)

        self.focus_out = True
        self.wid_completion = None
        if attrs.get('add_remove'):

            self.wid_text = PlaceholderEntry()
            self.wid_text.set_placeholder_text(_('Search'))
            self.wid_text.set_property('width_chars', 13)
            self.wid_text.connect('focus-out-event', self._focus_out)
            hbox.pack_start(self.wid_text, expand=True, fill=True)

            if int(self.attrs.get('completion', 1)):
                access = common.MODELACCESS[attrs['relation']]
                self.wid_completion = get_completion(
                    search=access['read'] and access['write'],
                    create=attrs.get('create', True) and access['create'])
                self.wid_completion.connect('match-selected',
                                            self._completion_match_selected)
                self.wid_completion.connect('action-activated',
                                            self._completion_action_activated)
                self.wid_text.set_completion(self.wid_completion)
                self.wid_text.connect('changed', self._update_completion)

            self.but_add = gtk.Button()
            tooltips.set_tip(self.but_add, _('Add existing record'))
            self.but_add.connect('clicked', self._sig_add)
            img_add = gtk.Image()
            img_add.set_from_stock('tryton-list-add',
                                   gtk.ICON_SIZE_SMALL_TOOLBAR)
            img_add.set_alignment(0.5, 0.5)
            self.but_add.add(img_add)
            self.but_add.set_relief(gtk.RELIEF_NONE)
            hbox.pack_start(self.but_add, expand=False, fill=False)

            self.but_remove = gtk.Button()
            tooltips.set_tip(self.but_remove, _('Remove selected record'))
            self.but_remove.connect('clicked', self._sig_remove, True)
            img_remove = gtk.Image()
            img_remove.set_from_stock('tryton-list-remove',
                                      gtk.ICON_SIZE_SMALL_TOOLBAR)
            img_remove.set_alignment(0.5, 0.5)
            self.but_remove.add(img_remove)
            self.but_remove.set_relief(gtk.RELIEF_NONE)
            hbox.pack_start(self.but_remove, expand=False, fill=False)

            hbox.pack_start(gtk.VSeparator(), expand=False, fill=True)

        self.but_new = gtk.Button()
        tooltips.set_tip(self.but_new, _('Create a new record <F3>'))
        self.but_new.connect('clicked', self._sig_new)
        img_new = gtk.Image()
        img_new.set_from_stock('tryton-new', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_new.set_alignment(0.5, 0.5)
        self.but_new.add(img_new)
        self.but_new.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_new, expand=False, fill=False)

        self.but_open = gtk.Button()
        tooltips.set_tip(self.but_open, _('Edit selected record <F2>'))
        self.but_open.connect('clicked', self._sig_edit)
        img_open = gtk.Image()
        img_open.set_from_stock('tryton-open', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_open.set_alignment(0.5, 0.5)
        self.but_open.add(img_open)
        self.but_open.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_open, expand=False, fill=False)

        self.but_del = gtk.Button()
        tooltips.set_tip(self.but_del, _('Delete selected record <Del>'))
        self.but_del.connect('clicked', self._sig_remove, False)
        img_del = gtk.Image()
        img_del.set_from_stock('tryton-delete', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_del.set_alignment(0.5, 0.5)
        self.but_del.add(img_del)
        self.but_del.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_del, expand=False, fill=False)

        self.but_undel = gtk.Button()
        tooltips.set_tip(self.but_undel, _('Undelete selected record <Ins>'))
        self.but_undel.connect('clicked', self._sig_undelete)
        img_undel = gtk.Image()
        img_undel.set_from_stock('tryton-undo', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_undel.set_alignment(0.5, 0.5)
        self.but_undel.add(img_undel)
        self.but_undel.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_undel, expand=False, fill=False)

        if attrs.get('add_remove'):
            hbox.set_focus_chain([self.wid_text])
        else:
            hbox.set_focus_chain([])

        tooltips.enable()

        frame = gtk.Frame()
        frame.add(hbox)

        if attrs.get('expand_toolbar'):
            frame.set_shadow_type(gtk.SHADOW_NONE)
        else:
            frame.set_shadow_type(gtk.SHADOW_OUT)
            vbox.pack_start(frame, expand=False, fill=True)

        self.screen = Screen(attrs['relation'],
                             mode=attrs.get('mode', 'tree,form').split(','),
                             view_ids=attrs.get('view_ids', '').split(','),
                             views_preload=attrs.get('views', {}),
                             row_activate=self._on_activate,
                             exclude_field=attrs.get('relation_field', None),
                             limit=None)
        self.screen.pre_validate = bool(int(attrs.get('pre_validate', 0)))
        self.screen.signal_connect(self, 'record-message', self._sig_label)
        if self.attrs.get('group'):
            self.screen.signal_connect(
                self,
                'current-record-changed', lambda screen, _: gobject.idle_add(
                    self.group_sync, screen, screen.current_record))

        vbox.pack_start(self.screen.widget, expand=True, fill=True)

        self.screen.widget.connect('key_press_event', self.on_keypress)
        if self.attrs.get('add_remove'):
            self.wid_text.connect('key_press_event', self.on_keypress)

        but_switch.props.sensitive = self.screen.number_of_views > 1

    def _color_widget(self):
        if hasattr(self.screen.current_view, 'treeview'):
            return self.screen.current_view.treeview
        return super(One2Many, self)._color_widget()

    def on_keypress(self, widget, event):
        if (event.keyval == gtk.keysyms.F3) \
                and self.but_new.get_property('sensitive'):
            self._sig_new(widget)
            return True
        if event.keyval == gtk.keysyms.F2 \
                and widget == self.screen.widget:
            self._sig_edit(widget)
            return True
        if (event.keyval in (gtk.keysyms.Delete, gtk.keysyms.KP_Delete)
                and widget == self.screen.widget
                and self.but_del.get_property('sensitive')):
            self._sig_remove(widget)
            return True
        if event.keyval == gtk.keysyms.Insert and widget == self.screen.widget:
            self._sig_undelete(widget)
            return True
        if self.attrs.get('add_remove'):
            editable = self.wid_text.get_editable()
            activate_keys = [gtk.keysyms.Tab, gtk.keysyms.ISO_Left_Tab]
            if not self.wid_completion:
                activate_keys.append(gtk.keysyms.Return)
            if (widget == self.wid_text and event.keyval in activate_keys
                    and editable and self.wid_text.get_text()):
                self._sig_add()
                self.wid_text.grab_focus()
        return False

    def destroy(self):
        if self.attrs.get('add_remove'):
            self.wid_text.disconnect_by_func(self._focus_out)
        self.screen.destroy()

    def _on_activate(self):
        self._sig_edit()

    def switch_view(self, widget):
        self.screen.switch_view()
        self.color_set(self.color_name)

    @property
    def modified(self):
        # JCA : Check current_view is not None
        return (self.screen.current_view.modified
                if self.screen.current_view else False)

    def color_set(self, name):
        super(One2Many, self).color_set(name)
        widget = self._color_widget()
        # if the style to apply is different from readonly then insensitive
        # cellrenderers should use the default insensitive color
        if name != 'readonly':
            widget.modify_text(gtk.STATE_INSENSITIVE,
                               self.colors['text_color_insensitive'])

    def _readonly_set(self, value):
        self._readonly = value
        self._set_button_sensitive()
        self._set_label_state()

    def _required_set(self, value):
        self._required = value
        self._set_label_state()

    def _set_label_state(self):
        attrlist = common.get_label_attributes(self._readonly, self._required)
        self.title.set_attributes(attrlist)
        widget_class(self.title, 'readonly', self._readonly)
        widget_class(self.title, 'required', self._required)

    def _set_button_sensitive(self):
        access = common.MODELACCESS[self.screen.model_name]
        if self.record and self.field:
            field_size = self.record.expr_eval(self.attrs.get('size'))
            o2m_size = len(self.field.get_eval(self.record))
            size_limit = (field_size is not None
                          and o2m_size >= field_size >= 0)
        else:
            o2m_size = None
            size_limit = False

        has_form = ('form' in (x.view_type for x in self.screen.views)
                    or 'form' in self.screen.view_to_load)

        self.but_new.set_sensitive(
            bool(not self._readonly and self.attrs.get('create', True)
                 and not size_limit and access['create']
                 and (has_form or self.screen.current_view.editable)))
        self.but_del.set_sensitive(
            bool(not self._readonly and self.attrs.get('delete', True)
                 and self._position and access['delete']))
        self.but_undel.set_sensitive(
            bool(not self._readonly and not size_limit and self._position))
        self.but_open.set_sensitive(
            bool(self._position and access['read'] and has_form))
        self.but_next.set_sensitive(
            bool(self._position and self._position < self._length))
        self.but_pre.set_sensitive(bool(self._position and self._position > 1))
        if self.attrs.get('add_remove'):
            self.but_add.set_sensitive(
                bool(not self._readonly and not size_limit and access['write']
                     and access['read']))
            self.but_remove.set_sensitive(
                bool(not self._readonly and self._position and access['write']
                     and access['read']))
            self.wid_text.set_sensitive(self.but_add.get_sensitive())
            self.wid_text.set_editable(self.but_add.get_sensitive())

        # New button must be added to focus chain to allow keyboard only
        # creation when there is no existing record on form view.
        focus_chain = self.title_box.get_focus_chain() or []
        if o2m_size == 0 and self.screen.current_view.view_type == 'form':
            if self.but_new not in focus_chain:
                focus_chain.append(self.but_new)
        else:
            if self.but_new in focus_chain:
                focus_chain.remove(self.but_new)
        self.title_box.set_focus_chain(focus_chain)

    def _validate(self):
        record = self.screen.current_record
        if record:
            fields = self.screen.current_view.get_fields()
            if not record.validate(fields):
                self.screen.display(set_cursor=True)
                return False
            if self.screen.pre_validate and not record.pre_validate():
                return False
        return True

    def _sequence(self):
        for view in self.screen.views:
            if view.view_type == 'tree':
                sequence = view.attributes.get('sequence')
                if sequence:
                    return sequence

    def _sig_new(self, *args):
        if not common.MODELACCESS[self.screen.model_name]['create']:
            return
        if not self._validate():
            return

        if self.attrs.get('product'):
            self._new_product()
        else:
            self._new_single()

    def _new_single(self):
        ctx = {}
        ctx.update(self.field.get_context(self.record))
        sequence = self._sequence()

        def update_sequence():
            if sequence:
                self.screen.group.set_sequence(field=sequence)

        for widget in [self] + self.view.widgets[self.field_name]:
            if ((self.attrs.get('group')
                 and widget.attrs.get('group') != self.attrs['group'])
                    or not widget.visible or not hasattr(widget, 'screen')):
                continue
            if (widget.screen.current_view.view_type == 'form'
                    or widget.screen.current_view.editable
                    and not widget.screen.editable_open_get()):
                widget.screen.new()
                widget.screen.current_view.widget.set_sensitive(True)
                update_sequence()
                break
        else:
            field_size = self.record.expr_eval(self.attrs.get('size')) or -1
            field_size -= len(self.field.get_eval(self.record)) + 1
            WinForm(self.screen,
                    lambda a: update_sequence(),
                    new=True,
                    many=field_size,
                    context=ctx,
                    title=self.attrs.get('string'))

    def _new_product(self):
        fields = self.attrs['product'].split(',')
        product = {}

        first = self.screen.new(default=False)
        default = first.default_get()
        first.set_default(default)

        def search_set(*args):
            if not fields:
                return make_product()
            field = self.screen.group.fields[fields.pop()]
            relation = field.attrs.get('relation')
            if not relation:
                search_set()

            domain = field.domain_get(first)
            context = field.get_context(first)

            def callback(result):
                if result:
                    product[field.name] = result

            win_search = WinSearch(relation,
                                   callback,
                                   sel_multi=True,
                                   context=context,
                                   domain=domain,
                                   title=self.attrs.get('string'))
            win_search.win.connect('destroy', search_set)
            win_search.screen.search_filter()
            win_search.show()

        def make_product(first=first):
            if not product:
                self.screen.group.remove(first, remove=True)
                return

            fields = product.keys()
            for values in itertools.product(*product.values()):
                if first:
                    record = first
                    first = None
                else:
                    record = self.screen.new(default=False)
                default_value = default.copy()
                for field, value in zip(fields, values):
                    id_, rec_name = value
                    default_value[field] = id_
                    default_value[field + '.rec_name'] = rec_name
                record.set_default(default_value)

            sequence = self._sequence()
            if sequence:
                self.screen.group.set_sequence(field=sequence)

        search_set()

    def _sig_edit(self, widget=None):
        if not self.but_open.props.sensitive:
            return
        if not self._validate():
            return
        record = self.screen.current_record
        if record:
            WinForm(self.screen,
                    lambda a: None,
                    title=self.attrs.get('string'))

    def _sig_next(self, widget):
        if not self._validate():
            return
        self.screen.display_next()

    def _sig_previous(self, widget):
        if not self._validate():
            return
        self.screen.display_prev()

    def _sig_remove(self, widget, remove=False):
        access = common.MODELACCESS[self.screen.model_name]
        if remove:
            if not access['write'] or not access['read']:
                return
        else:
            if not access['delete']:
                return
        self.screen.remove(remove=remove)

    def _sig_undelete(self, button):
        self.screen.unremove()

    def _sig_add(self, *args):
        if not self.focus_out:
            return
        access = common.MODELACCESS[self.screen.model_name]
        if not access['write'] or not access['read']:
            return
        domain = self.field.domain_get(self.record)
        context = self.field.get_context(self.record)
        domain = [domain, self.record.expr_eval(self.attrs.get('add_remove'))]
        removed_ids = self.field.get_removed_ids(self.record)
        domain = ['OR', domain, ('id', 'in', removed_ids)]
        text = self.wid_text.get_text().decode('utf-8')

        self.focus_out = False

        sequence = self._sequence()

        def callback(result):
            self.focus_out = True
            if result:
                ids = [x[0] for x in result]
                self.screen.load(ids, modified=True)
                self.screen.display(res_id=ids[0])
                if sequence:
                    self.screen.group.set_sequence(field=sequence)
            self.screen.set_cursor()
            self.wid_text.set_text('')

        win = WinSearch(self.attrs['relation'],
                        callback,
                        sel_multi=True,
                        context=context,
                        domain=domain,
                        view_ids=self.attrs.get('view_ids', '').split(','),
                        views_preload=self.attrs.get('views', {}),
                        new=self.but_new.get_property('sensitive'),
                        title=self.attrs.get('string'))
        win.screen.search_filter(quote(text))
        win.show()

    def _sig_label(self, screen, signal_data):
        self._position = signal_data[0]
        self._length = signal_data[1]
        if self._position >= 1:
            name = str(self._position)
        else:
            name = '_'
        line = '(%s/%s)' % (name, self._length)
        self.label.set_text(line)
        self._set_button_sensitive()

    def group_sync(self, screen, current_record):
        if not self.screen.widget.props.window:
            return
        if not self.view or not self.view.widgets:
            return
        if self.attrs.get('mode') == 'form':
            return
        if screen.current_record != current_record:
            return

        def is_compatbile(screen, record):
            return not (screen.current_view.view_type == 'form' and record
                        is not None and screen.model_name != record.model_name)

        current_record = self.screen.current_record
        to_sync = []
        for widget in self.view.widgets[self.field_name]:
            if (widget == self
                    or widget.attrs.get('group') != self.attrs['group']
                    or not hasattr(widget, 'screen')):
                continue
            if widget.screen.current_record == current_record:
                continue
            record = current_record
            if not is_compatbile(widget.screen, record):
                record = None
            if not widget._validate():

                def go_previous():
                    record = widget.screen.current_record
                    if not is_compatbile(screen, record):
                        record = None
                    screen.current_record = record
                    screen.display()

                gobject.idle_add(go_previous)
                return
            to_sync.append((widget, record))
        for widget, record in to_sync:
            if (widget.screen.current_view.view_type == 'form'
                    and record is not None and widget.screen.group.model_name
                    == record.group.model_name):
                fields = dict(
                    (name, field.attrs)
                    for name, field in widget.screen.group.fields.iteritems())
                record.group.load_fields(fields)
            widget.screen.current_record = record
            widget.display(widget.record, widget.field)

    def display(self, record, field):
        super(One2Many, self).display(record, field)

        self._set_button_sensitive()

        if field is None:
            self.screen.new_group()
            self.screen.current_record = None
            self.screen.parent = None
            self.screen.display()
            return False
        new_group = field.get_client(record)

        if self.attrs.get('group') and self.attrs.get('mode') == 'form':
            if self.screen.current_record is None:
                self.invisible_set(True)
        elif id(self.screen.group) != id(new_group):
            self.screen.group = new_group
            if (self.screen.current_view.view_type == 'tree') \
                    and self.screen.current_view.editable:
                self.screen.current_record = None
        domain = []
        size_limit = None
        if record:
            domain = field.domain_get(record)
            size_limit = record.expr_eval(self.attrs.get('size'))
        if self._readonly:
            if size_limit is None:
                size_limit = len(self.screen.group)
            else:
                size_limit = min(size_limit, len(self.screen.group))
        if self.screen.domain != domain:
            self.screen.domain = domain
        self.screen.size_limit = size_limit
        self.screen.display()
        return True

    def set_value(self, record, field):
        if (self.screen.current_view.view_type == 'form'
                and self.attrs.get('group')
                and self.screen.model_name != record.model_name):
            return True
        self.screen.current_view.set_value()
        if self.screen.modified():  # TODO check if required
            record.modified_fields.setdefault(field.name)
            record.signal('record-modified')
        return True

    def _completion_match_selected(self, completion, model, iter_):
        record_id, = model.get(iter_, 1)
        self.screen.load([record_id], modified=True)
        self.wid_text.set_text('')
        self.wid_text.grab_focus()

        completion_model = self.wid_completion.get_model()
        completion_model.clear()
        completion_model.search_text = self.wid_text.get_text()
        return True

    def _update_completion(self, widget):
        if self._readonly:
            return
        if not self.record:
            return
        model = self.attrs['relation']
        domain = self.field.domain_get(self.record)
        domain = [domain, self.record.expr_eval(self.attrs.get('add_remove'))]
        removed_ids = self.field.get_removed_ids(self.record)
        domain = ['OR', domain, ('id', 'in', removed_ids)]
        update_completion(self.wid_text,
                          self.record,
                          self.field,
                          model,
                          domain=domain)

    def _completion_action_activated(self, completion, index):
        if index == 0:
            self._sig_add()
            self.wid_text.grab_focus()
        elif index == 1:
            self._sig_new()
Beispiel #3
0
class Many2Many(Widget):
    expand = True

    def __init__(self, view, attrs):
        super(Many2Many, self).__init__(view, attrs)

        self.widget = gtk.Frame()
        self.widget.set_shadow_type(gtk.SHADOW_NONE)
        self.widget.get_accessible().set_name(attrs.get('string', ''))
        vbox = gtk.VBox(homogeneous=False, spacing=5)
        self.widget.add(vbox)
        self._readonly = True
        self._required = False
        self._position = 0

        hbox = gtk.HBox(homogeneous=False, spacing=0)
        hbox.set_border_width(2)

        self.title = gtk.Label(set_underline(attrs.get('string', '')))
        self.title.set_use_underline(True)
        self.title.set_alignment(0.0, 0.5)
        hbox.pack_start(self.title, expand=True, fill=True)

        hbox.pack_start(gtk.VSeparator(), expand=False, fill=True)

        tooltips = common.Tooltips()

        self.wid_text = PlaceholderEntry()
        self.wid_text.set_placeholder_text(_('Search'))
        self.wid_text.set_property('width_chars', 13)
        self.wid_text.connect('focus-out-event', self._focus_out)
        self.focus_out = True
        hbox.pack_start(self.wid_text, expand=True, fill=True)

        if int(self.attrs.get('completion', 1)):
            self.wid_completion = get_completion(
                create=self.attrs.get('create', True)
                and common.MODELACCESS[self.attrs['relation']]['create'])
            self.wid_completion.connect('match-selected',
                                        self._completion_match_selected)
            self.wid_completion.connect('action-activated',
                                        self._completion_action_activated)
            self.wid_text.set_completion(self.wid_completion)
            self.wid_text.connect('changed', self._update_completion)
        else:
            self.wid_completion = None

        self.but_add = gtk.Button()
        tooltips.set_tip(self.but_add, _('Add existing record'))
        self.but_add.connect('clicked', self._sig_add)
        img_add = gtk.Image()
        img_add.set_from_stock('tryton-list-add', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_add.set_alignment(0.5, 0.5)
        self.but_add.add(img_add)
        self.but_add.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_add, expand=False, fill=False)

        self.but_remove = gtk.Button()
        tooltips.set_tip(self.but_remove, _('Remove selected record <Del>'))
        self.but_remove.connect('clicked', self._sig_remove)
        img_remove = gtk.Image()
        img_remove.set_from_stock('tryton-list-remove',
                                  gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_remove.set_alignment(0.5, 0.5)
        self.but_remove.add(img_remove)
        self.but_remove.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_remove, expand=False, fill=False)

        hbox.set_focus_chain([self.wid_text])

        tooltips.enable()

        frame = gtk.Frame()
        frame.add(hbox)
        frame.set_shadow_type(gtk.SHADOW_OUT)
        vbox.pack_start(frame, expand=False, fill=True)

        self.screen = Screen(attrs['relation'],
                             view_ids=attrs.get('view_ids', '').split(','),
                             mode=['tree'],
                             views_preload=attrs.get('views', {}),
                             row_activate=self._on_activate,
                             limit=None)
        self.screen.signal_connect(self, 'record-message', self._sig_label)

        vbox.pack_start(self.screen.widget, expand=True, fill=True)

        self.title.set_mnemonic_widget(
            self.screen.current_view.mnemonic_widget)

        self.screen.widget.connect('key_press_event', self.on_keypress)
        self.wid_text.connect('key_press_event', self.on_keypress)

    def on_keypress(self, widget, event):
        editable = self.wid_text.get_editable()
        activate_keys = [gtk.keysyms.Tab, gtk.keysyms.ISO_Left_Tab]
        remove_keys = [gtk.keysyms.Delete, gtk.keysyms.KP_Delete]
        if not self.wid_completion:
            activate_keys.append(gtk.keysyms.Return)
        if widget == self.screen.widget:
            if event.keyval == gtk.keysyms.F3 and editable:
                self._sig_add()
                return True
            elif event.keyval == gtk.keysyms.F2:
                self._sig_edit()
                return True
            elif event.keyval in remove_keys and editable:
                self._sig_remove()
                return True
        elif widget == self.wid_text:
            if event.keyval == gtk.keysyms.F3:
                self._sig_new()
                return True
            elif event.keyval == gtk.keysyms.F2:
                self._sig_add()
                return True
            elif event.keyval in activate_keys and self.wid_text.get_text():
                self._sig_add()
                self.wid_text.grab_focus()
        return False

    def destroy(self):
        self.wid_text.disconnect_by_func(self._focus_out)
        self.screen.destroy()

    def _sig_add(self, *args):
        if not self.focus_out:
            return
        domain = self.field.domain_get(self.record)
        add_remove = self.record.expr_eval(self.attrs.get('add_remove'))
        if add_remove:
            domain = [domain, add_remove]
        context = self.field.get_search_context(self.record)
        order = self.field.get_search_order(self.record)
        value = self.wid_text.get_text().decode('utf-8')

        self.focus_out = False

        def callback(result):
            self.focus_out = True
            if result:
                ids = [x[0] for x in result]
                self.screen.load(ids, modified=True)
                self.screen.display(res_id=ids[0])
            self.screen.set_cursor()
            self.wid_text.set_text('')

        win = WinSearch(self.attrs['relation'],
                        callback,
                        sel_multi=True,
                        context=context,
                        domain=domain,
                        order=order,
                        view_ids=self.attrs.get('view_ids', '').split(','),
                        views_preload=self.attrs.get('views', {}),
                        new=self.attrs.get('create', True),
                        title=self.attrs.get('string'))
        win.screen.search_filter(quote(value))
        win.show()

    def _sig_remove(self, *args):
        self.screen.remove(remove=True)

    def _on_activate(self):
        self._sig_edit()

    def _get_screen_form(self):
        domain = self.field.domain_get(self.record)
        add_remove = self.record.expr_eval(self.attrs.get('add_remove'))
        if add_remove:
            domain = [domain, add_remove]
        context = self.field.get_context(self.record)
        # Remove the first tree view as mode is form only
        view_ids = self.attrs.get('view_ids', '').split(',')[1:]
        return Screen(self.attrs['relation'],
                      domain=domain,
                      view_ids=view_ids,
                      mode=['form'],
                      views_preload=self.attrs.get('views', {}),
                      context=context)

    def _sig_edit(self):
        if not self.screen.current_record:
            return
        # Create a new screen that is not linked to the parent otherwise on the
        # save of the record will trigger the save of the parent
        screen = self._get_screen_form()
        screen.load([self.screen.current_record.id])

        def callback(result):
            if result:
                screen.current_record.save()
                # Force a reload on next display
                self.screen.current_record.cancel()
                # Force a display to clear the CellCache
                self.screen.display()

        WinForm(screen, callback, title=self.attrs.get('string'))

    def _sig_new(self):
        screen = self._get_screen_form()

        def callback(result):
            self.focus_out = True
            if result:
                record = screen.current_record
                self.screen.load([record.id], modified=True)
            self.wid_text.set_text('')
            self.wid_text.grab_focus()

        self.focus_out = False
        WinForm(screen,
                callback,
                new=True,
                save_current=True,
                title=self.attrs.get('string'),
                rec_name=self.wid_text.get_text())

    def _readonly_set(self, value):
        self._readonly = value
        self._set_button_sensitive()
        self.wid_text.set_sensitive(not value)
        self.wid_text.set_editable(not value)
        self._set_label_state()

    def _required_set(self, value):
        self._required = value
        self._set_label_state()

    def _set_label_state(self):
        attrlist = common.get_label_attributes(self._readonly, self._required)
        self.title.set_attributes(attrlist)
        widget_class(self.title, 'readonly', self._readonly)
        widget_class(self.title, 'required', self._required)

    def _set_button_sensitive(self):
        if self.record and self.field:
            field_size = self.record.expr_eval(self.attrs.get('size'))
            m2m_size = len(self.field.get_eval(self.record))
            size_limit = (field_size is not None
                          and m2m_size >= field_size >= 0)
        else:
            size_limit = False

        self.but_add.set_sensitive(bool(not self._readonly and not size_limit))
        self.but_remove.set_sensitive(
            bool(not self._readonly and self._position))

    def _sig_label(self, screen, signal_data):
        self._position = signal_data[0]
        self._set_button_sensitive()

    def display(self, record, field):
        super(Many2Many, self).display(record, field)
        if field is None:
            self.screen.new_group()
            self.screen.current_record = None
            self.screen.parent = None
            self.screen.display()
            return False
        new_group = field.get_client(record)
        if id(self.screen.group) != id(new_group):
            self.screen.group = new_group
        self.screen.display()
        return True

    def set_value(self, record, field):
        self.screen.current_view.set_value()
        return True

    def _completion_match_selected(self, completion, model, iter_):
        record_id, = model.get(iter_, 1)
        self.screen.load([record_id], modified=True)
        self.wid_text.set_text('')
        self.wid_text.grab_focus()

        completion_model = self.wid_completion.get_model()
        completion_model.clear()
        completion_model.search_text = self.wid_text.get_text()
        return True

    def _update_completion(self, widget):
        if self._readonly:
            return
        if not self.record:
            return
        model = self.attrs['relation']
        update_completion(self.wid_text, self.record, self.field, model)

    def _completion_action_activated(self, completion, index):
        if index == 0:
            self._sig_add()
            self.wid_text.grab_focus()
        elif index == 1:
            self._sig_new()
Beispiel #4
0
class DictWidget(WidgetInterface):
    def __init__(self, field_name, model_name, attrs=None):
        super(DictWidget, self).__init__(field_name, model_name, attrs=attrs)
        self.schema_model = attrs['schema_model']
        self.keys = {}
        self.fields = {}
        self.buttons = {}
        self.rows = {}

        self.widget = gtk.Frame(attrs.get('string', ''))
        self.widget.set_shadow_type(gtk.SHADOW_OUT)

        vbox = gtk.VBox()
        self.widget.add(vbox)

        self.table = gtk.Table(1, 3, homogeneous=False)
        self.table.set_col_spacings(0)
        self.table.set_row_spacings(0)
        self.table.set_border_width(0)
        vbox.pack_start(self.table, expand=True, fill=True)

        hbox = gtk.HBox()
        hbox.set_border_width(2)
        self.wid_text = PlaceholderEntry()
        self.wid_text.set_placeholder_text(_('Search'))
        self.wid_text.props.width_chars = 13
        self.wid_text.connect('activate', self._sig_activate)
        hbox.pack_start(self.wid_text, expand=True, fill=True)
        self.but_add = gtk.Button()
        self.but_add.connect('clicked', self._sig_add)
        img_add = gtk.Image()
        img_add.set_from_stock('tryton-list-add', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_add.set_alignment(0.5, 0.5)
        self.but_add.add(img_add)
        self.but_add.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_add, expand=False, fill=False)
        hbox.set_focus_chain([self.wid_text])
        vbox.pack_start(hbox, expand=True, fill=True)

        self.tooltips = Tooltips()
        self.tooltips.set_tip(self.but_add, _('Add value'))
        self.tooltips.enable()

        self._readonly = False
        self._record_id = None

    def _new_remove_btn(self):
        but_remove = gtk.Button()
        img_remove = gtk.Image()
        img_remove.set_from_stock('tryton-list-remove',
                                  gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_remove.set_alignment(0.5, 0.5)
        but_remove.add(img_remove)
        but_remove.set_relief(gtk.RELIEF_NONE)
        return but_remove

    def _sig_activate(self, *args):
        if self.wid_text.get_editable():
            self._sig_add()

    def _sig_add(self, *args):
        context = self.field.context_get(self.record)
        value = self.wid_text.get_text()
        domain = self.field.domain_get(self.record)
        dom = [('rec_name', 'ilike', '%%%s%%' % value)] if value else []
        dom.append(('id', 'not in', [self.keys[f]['id'] for f in self.fields]))
        try:
            ids = RPCExecute('model',
                             self.schema_model,
                             'search',
                             domain + dom,
                             0,
                             CONFIG['client.limit'],
                             None,
                             context=context)
        except RPCException:
            return False

        def callback(result):
            if result:
                self.send_modified()
                try:
                    new_fields = RPCExecute('model',
                                            self.schema_model,
                                            'get_keys', [r[0] for r in result],
                                            context=context)
                except RPCException:
                    new_fields = []
                for new_field in new_fields:
                    if new_field['name'] not in self.fields:
                        self.keys[new_field['name']] = new_field
                        self.add_line(new_field['name'])
            self.wid_text.set_text('')

        if len(ids) != 1:
            WinSearch(self.schema_model,
                      callback,
                      sel_multi=True,
                      ids=ids,
                      context=context,
                      domain=domain,
                      new=False)
        else:
            callback([(id, None) for id in ids])

    def _sig_remove(self, button, key, modified=True):
        del self.fields[key]
        del self.buttons[key]
        for widget in self.rows[key]:
            self.table.remove(widget)
            widget.destroy()
        del self.rows[key]
        if modified:
            self.send_modified()
            self.set_value(self.record, self.field)

    def set_value(self, record, field):
        field.set_client(record, self.get_value())

    def get_value(self):
        return dict(
            (key, widget.get_value()) for key, widget in self.fields.items())

    @property
    def modified(self):
        if self.record and self.field:
            value = self.field.get_client(self.record)
            return any(
                widget.modified(value) for widget in self.fields.itervalues())
        return False

    def _readonly_set(self, readonly):
        self._readonly = readonly
        self._set_button_sensitive()
        for widget in self.fields.values():
            widget.set_readonly(readonly)
        self.wid_text.set_editable(not readonly)

    def _set_button_sensitive(self):
        self.but_add.set_sensitive(
            bool(not self._readonly and self.attrs.get('create', True)))
        for button in self.buttons.itervalues():
            button.set_sensitive(
                bool(not self._readonly and self.attrs.get('delete', True)))

    def add_line(self, key):
        self.fields[key] = DICT_ENTRIES[self.keys[key]['type_']](key, self)
        field = self.fields[key]
        alignment = gtk.Alignment(float(self.attrs.get('xalign', 0.0)),
                                  float(self.attrs.get('yalign', 0.5)),
                                  float(self.attrs.get('xexpand', 1.0)),
                                  float(self.attrs.get('yexpand', 1.0)))
        hbox = gtk.HBox()
        hbox.pack_start(field.widget, expand=field.expand, fill=field.fill)
        alignment.add(hbox)
        n_rows = self.table.props.n_rows
        self.table.resize(n_rows + 1, 3)
        if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL:
            text = _(':') + self.keys[key]['string']
        else:
            text = self.keys[key]['string'] + _(':')
        label = gtk.Label(text)
        label.set_alignment(1., .5)
        self.table.attach(label,
                          0,
                          1,
                          n_rows - 1,
                          n_rows,
                          xoptions=gtk.FILL,
                          yoptions=False,
                          xpadding=2)
        label.show()
        self.table.attach(alignment,
                          1,
                          2,
                          n_rows - 1,
                          n_rows,
                          xoptions=gtk.FILL | gtk.EXPAND,
                          yoptions=False,
                          xpadding=2)
        alignment.show_all()
        remove_but = self._new_remove_btn()
        self.tooltips.set_tip(remove_but,
                              _('Remove "%s"') % self.keys[key]['string'])
        self.table.attach(remove_but,
                          2,
                          3,
                          n_rows - 1,
                          n_rows,
                          xoptions=gtk.FILL,
                          yoptions=False,
                          xpadding=2)
        remove_but.connect('clicked', self._sig_remove, key)
        remove_but.show_all()
        self.rows[key] = [label, alignment, remove_but]
        self.buttons[key] = remove_but

    def add_key(self, key):
        context = self.field.context_get(self.record)
        try:
            key_ids = RPCExecute('model',
                                 self.schema_model,
                                 'search', [('name', '=', key)],
                                 0,
                                 CONFIG['client.limit'],
                                 None,
                                 context=context)
            self.keys[key] = RPCExecute('model',
                                        self.schema_model,
                                        'get_keys',
                                        key_ids,
                                        context=context)[0]
        except RPCException:
            pass

    def display(self, record, field):
        super(DictWidget, self).display(record, field)

        if field is None:
            return

        record_id = record.id if record else None
        if record_id != self._record_id:
            for key in self.fields.keys():
                self._sig_remove(None, key, modified=False)
            self._record_id = record_id

        value = field.get_client(record) if field else {}
        for key in sorted(value.iterkeys()):
            val = value[key]
            if key not in self.keys:
                self.add_key(key)
            if key not in self.fields:
                self.add_line(key)
            widget = self.fields[key]
            widget.set_value(val)
            widget.set_readonly(self._readonly)
        for key in set(self.fields.keys()) - set(value.keys()):
            self._sig_remove(None, key, modified=False)

        self._set_button_sensitive()
Beispiel #5
0
class DictWidget(WidgetInterface):

    def __init__(self, field_name, model_name, attrs=None):
        super(DictWidget, self).__init__(field_name, model_name, attrs=attrs)
        self.schema_model = attrs['schema_model']
        self.keys = {}
        self.fields = {}
        self.buttons = {}
        self.rows = {}

        self.widget = gtk.Frame(attrs.get('string', ''))
        self.widget.set_shadow_type(gtk.SHADOW_OUT)

        vbox = gtk.VBox()
        self.widget.add(vbox)

        self.table = gtk.Table(1, 3, homogeneous=False)
        self.table.set_col_spacings(0)
        self.table.set_row_spacings(0)
        self.table.set_border_width(0)
        vbox.pack_start(self.table, expand=True, fill=True)

        hbox = gtk.HBox()
        hbox.set_border_width(2)
        self.wid_text = PlaceholderEntry()
        self.wid_text.set_placeholder_text(_('Search'))
        self.wid_text.props.width_chars = 13
        self.wid_text.connect('activate', self._sig_activate)
        hbox.pack_start(self.wid_text, expand=True, fill=True)
        self.but_add = gtk.Button()
        self.but_add.connect('clicked', self._sig_add)
        img_add = gtk.Image()
        img_add.set_from_stock('tryton-list-add', gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_add.set_alignment(0.5, 0.5)
        self.but_add.add(img_add)
        self.but_add.set_relief(gtk.RELIEF_NONE)
        hbox.pack_start(self.but_add, expand=False, fill=False)
        hbox.set_focus_chain([self.wid_text])
        vbox.pack_start(hbox, expand=True, fill=True)

        self.tooltips = Tooltips()
        self.tooltips.set_tip(self.but_add, _('Add value'))
        self.tooltips.enable()

        self._readonly = False
        self._record_id = None

    def _new_remove_btn(self):
        but_remove = gtk.Button()
        img_remove = gtk.Image()
        img_remove.set_from_stock('tryton-list-remove',
            gtk.ICON_SIZE_SMALL_TOOLBAR)
        img_remove.set_alignment(0.5, 0.5)
        but_remove.add(img_remove)
        but_remove.set_relief(gtk.RELIEF_NONE)
        return but_remove

    def _sig_activate(self, *args):
        if self.wid_text.get_editable():
            self._sig_add()

    def _sig_add(self, *args):
        context = self.field.context_get(self.record)
        value = self.wid_text.get_text()
        domain = self.field.domain_get(self.record)
        dom = [('rec_name', 'ilike', '%%%s%%' % value)] if value else []
        dom.append(('id', 'not in',
                [self.keys[f]['id'] for f in self.fields]))
        try:
            ids = RPCExecute('model', self.schema_model, 'search',
                domain + dom, 0, CONFIG['client.limit'], None, context=context)
        except RPCException:
            return False

        def callback(result):
            if result:
                self.send_modified()
                try:
                    new_fields = RPCExecute('model', self.schema_model,
                        'get_keys', [r[0] for r in result],
                        context=context)
                except RPCException:
                    new_fields = []
                for new_field in new_fields:
                    if new_field['name'] not in self.fields:
                        self.keys[new_field['name']] = new_field
                        self.add_line(new_field['name'])
            self.wid_text.set_text('')

        if len(ids) != 1:
            WinSearch(self.schema_model, callback, sel_multi=True, ids=ids,
                context=context, domain=domain, new=False)
        else:
            callback([(id, None) for id in ids])

    def _sig_remove(self, button, key, modified=True):
        del self.fields[key]
        del self.buttons[key]
        for widget in self.rows[key]:
            self.table.remove(widget)
            widget.destroy()
        del self.rows[key]
        if modified:
            self.send_modified()
            self.set_value(self.record, self.field)

    def set_value(self, record, field):
        field.set_client(record, self.get_value())

    def get_value(self):
        return dict((key, widget.get_value())
            for key, widget in self.fields.items())

    @property
    def modified(self):
        if self.record and self.field:
            value = self.field.get_client(self.record)
            return any(widget.modified(value)
                for widget in self.fields.itervalues())
        return False

    def _readonly_set(self, readonly):
        self._readonly = readonly
        self._set_button_sensitive()
        for widget in self.fields.values():
            widget.set_readonly(readonly)
        self.wid_text.set_editable(not readonly)

    def _set_button_sensitive(self):
        self.but_add.set_sensitive(bool(
                not self._readonly
                and self.attrs.get('create', True)))
        for button in self.buttons.itervalues():
            button.set_sensitive(bool(
                    not self._readonly
                    and self.attrs.get('delete', True)))

    def add_line(self, key):
        self.fields[key] = DICT_ENTRIES[self.keys[key]['type_']](key, self)
        field = self.fields[key]
        alignment = gtk.Alignment(
            float(self.attrs.get('xalign', 0.0)),
            float(self.attrs.get('yalign', 0.5)),
            float(self.attrs.get('xexpand', 1.0)),
            float(self.attrs.get('yexpand', 1.0)))
        hbox = gtk.HBox()
        hbox.pack_start(field.widget, expand=field.expand, fill=field.fill)
        alignment.add(hbox)
        n_rows = self.table.props.n_rows
        self.table.resize(n_rows + 1, 3)
        if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL:
            text = _(':') + self.keys[key]['string']
        else:
            text = self.keys[key]['string'] + _(':')
        label = gtk.Label(text)
        label.set_alignment(1., .5)
        self.table.attach(label, 0, 1, n_rows - 1, n_rows,
            xoptions=gtk.FILL, yoptions=False, xpadding=2)
        label.show()
        self.table.attach(alignment, 1, 2, n_rows - 1, n_rows,
            xoptions=gtk.FILL | gtk.EXPAND, yoptions=False, xpadding=2)
        alignment.show_all()
        remove_but = self._new_remove_btn()
        self.tooltips.set_tip(remove_but, _('Remove "%s"') %
            self.keys[key]['string'])
        self.table.attach(remove_but, 2, 3, n_rows - 1, n_rows,
            xoptions=gtk.FILL, yoptions=False, xpadding=2)
        remove_but.connect('clicked', self._sig_remove, key)
        remove_but.show_all()
        self.rows[key] = [label, alignment, remove_but]
        self.buttons[key] = remove_but

    def add_key(self, key):
        context = self.field.context_get(self.record)
        try:
            key_ids = RPCExecute('model', self.schema_model, 'search',
                [('name', '=', key)], 0, CONFIG['client.limit'],
                None, context=context)
            self.keys[key] = RPCExecute('model', self.schema_model,
                'get_keys', key_ids, context=context)[0]
        except RPCException:
            pass

    def display(self, record, field):
        super(DictWidget, self).display(record, field)

        if field is None:
            return

        record_id = record.id if record else None
        if record_id != self._record_id:
            for key in self.fields.keys():
                self._sig_remove(None, key, modified=False)
            self._record_id = record_id

        value = field.get_client(record) if field else {}
        for key in sorted(value.iterkeys()):
            val = value[key]
            if key not in self.keys:
                self.add_key(key)
            if key not in self.fields:
                self.add_line(key)
            widget = self.fields[key]
            widget.set_value(val)
            widget.set_readonly(self._readonly)
        for key in set(self.fields.keys()) - set(value.keys()):
            self._sig_remove(None, key, modified=False)

        self._set_button_sensitive()