def empty_list(self):
""" Creates an empty list entry (so the user can add a new item).
"""
control = IconButton("@facets:list_editor", self.popup_menu)
control.is_empty = True
proxy = ListItemProxy(self.object, self.name, -1, None, None)
pcontrol = QLabel(" (Empty List)")
pcontrol.proxy = control.proxy = proxy
self.reload_sizer([(control, pcontrol)])
def update_editor(self):
""" Updates the editor when the object facet changes externally to the
editor.
"""
# Disconnect the editor from any control about to be destroyed:
self._dispose_items()
list_pane = self._list_pane
layout = list_pane.layout()
# Create all of the list item facet editors:
facet_handler = self._facet_handler
resizable = (facet_handler.minlen != facet_handler.maxlen) and self.mutable
item_facet = facet_handler.item_facet
values = self.value
index = 0
is_fake = resizable and (len(values) == 0)
if is_fake:
values = [item_facet.default_value()[1]]
editor = self._editor
# FIXME: Add support for more than one column.
for value in values:
if resizable:
control = IconButton("@facets:list_editor", self.popup_menu)
layout.addWidget(control, index, 0)
try:
proxy = ListItemProxy(self.object, self.name, index, item_facet, value)
if resizable:
control.proxy = proxy
peditor = editor(self.ui, proxy, "value", self.description).set(object_name="")
peditor.prepare(list_pane)
pcontrol = peditor.control
pcontrol.proxy = proxy
except:
if not is_fake:
raise
pcontrol = QPushButton("sample", list_pane)
if isinstance(pcontrol, QWidget):
layout.addWidget(pcontrol, index, 1)
else:
layout.addLayout(pcontrol, index, 1)
index += 1
if is_fake:
self._cur_control = control
self.empty_list()
control.setParent(None)
if self.single_row:
rows = 1
else:
rows = self.factory.rows
# list_pane.SetSize( wx.Size(
# width + ((facet_handler.maxlen > rows) * scrollbar_dx),
# height * rows ) )
# QScrollArea can have problems if the widget being scrolled is set too
# early (ie. before it contains something).
if self.control.widget() is None:
self.control.setWidget(list_pane)
