def empty_list ( self ):
""" Creates an empty list entry (so the user can add a new item).
"""
def handler ( ):
self.popup_empty_menu( control )
ic = ImageControl( image = self.image, selectable = True )
control = ic.create_control( self.control ).control
ic.on_facet_set( handler, 'clicked' )
control.is_empty = True
proxy = ListItemProxy( self.object, self.name, -1, None, None )
pcontrol = wx.StaticText( self.control, -1, ' (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()
# Get rid of any previous contents:
list_pane = self.control
list_pane.SetSizer( None )
list_pane.DestroyChildren()
# 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
factory = self.factory
list_sizer = wx.FlexGridSizer(
0, (1 + resizable) * factory.columns, 0, 0 )
j = resizable
for i in range( factory.columns ):
list_sizer.AddGrowableCol( j )
j += ( 1 + resizable )
values = self.value
index = 0
width, height = 0, 0
is_fake = (resizable and (len( values ) == 0))
if is_fake:
values = [ item_facet.default_value()[1] ]
editor = self._editor
for value in values:
width1 = height = 0
if resizable:
ic = ImageControl( image = self.image, selectable = True )
control = ic.create_control( list_pane ).control
def handler ( ):
self.popup_menu( control )
ic.on_facet_set( handler, 'clicked' )
width1, height = control.GetSize()
width1 += 4
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 = wx.Button( list_pane, -1, 'sample' )
pcontrol.Fit()
width2, height2 = size = pcontrol.GetSize()
pcontrol.SetMinSize( size )
width = max( width, width1 + width2 )
height = max( height, height2 )
if resizable:
list_sizer.Add( control, 0, wx.LEFT | wx.RIGHT, 2 )
list_sizer.Add( pcontrol, 0, wx.EXPAND )
index += 1
list_pane.SetSizer( list_sizer )
if is_fake:
self._cur_control = control
self.empty_list()
control.Destroy()
pcontrol.Destroy()
rows = 1
if not self.single_row:
rows = self.factory.rows
# Make sure we have valid values set for width and height (in case there
# was no data to base them on):
if width == 0:
width = 100
if height == 0:
height = 20
list_pane.SetMinSize( wx.Size(
width + ((facet_handler.maxlen > rows) * scrollbar_dx),
height * rows ) )
list_pane.SetupScrolling()
list_pane.GetParent().Layout()
