class Button(object):
def __init__(self, view, attrs):
super(Button, self).__init__()
self.attrs = attrs
self.renderer = CellRendererButton(attrs.get('string', _('Unknown')))
self.view = view
self.renderer.connect('clicked', self.button_clicked)
self.renderer.set_property('yalign', 0)
@realized
@CellCache.cache
def setter(self, column, cell, store, iter):
record = store.get_value(iter, 0)
states = record.expr_eval(self.attrs.get('states', {}))
if record.group.readonly or record.readonly:
states['readonly'] = True
invisible = states.get('invisible', False)
cell.set_property('visible', not invisible)
readonly = states.get('readonly', False)
cell.set_property('sensitive', not readonly)
parent = record.parent if record else None
while parent:
if parent.modified:
cell.set_property('sensitive', False)
break
parent = parent.parent
# TODO icon
def button_clicked(self, widget, path):
if not path:
return True
store = self.view.treeview.get_model()
record = store.get_value(store.get_iter(path), 0)
state_changes = record.expr_eval(
self.attrs.get('states', {}))
if state_changes.get('invisible') \
or state_changes.get('readonly'):
return True
widget.handler_block_by_func(self.button_clicked)
try:
self.view.screen.button(self.attrs)
finally:
widget.handler_unblock_by_func(self.button_clicked)
class Button(object):
def __init__(self, view, attrs):
super(Button, self).__init__()
self.attrs = attrs
self.renderer = CellRendererButton(attrs.get('string', _('Unknown')))
self.view = view
self.renderer.connect('clicked', self.button_clicked)
self.renderer.set_property('yalign', 0)
@realized
@CellCache.cache
def setter(self, column, cell, store, iter):
record = store.get_value(iter, 0)
states = record.expr_eval(self.attrs.get('states', {}))
if record.group.readonly or record.readonly:
states['readonly'] = True
invisible = states.get('invisible', False)
cell.set_property('visible', not invisible)
readonly = states.get('readonly', False)
cell.set_property('sensitive', not readonly)
parent = record.parent if record else None
while parent:
if parent.modified:
cell.set_property('sensitive', False)
break
parent = parent.parent
# TODO icon
def button_clicked(self, widget, path):
if not path:
return True
store = self.view.treeview.get_model()
record = store.get_value(store.get_iter(path), 0)
state_changes = record.expr_eval(
self.attrs.get('states', {}))
if state_changes.get('invisible') \
or state_changes.get('readonly'):
return True
widget.handler_block_by_func(self.button_clicked)
try:
self.view.screen.button(self.attrs)
finally:
widget.handler_unblock_by_func(self.button_clicked)
