def __init__(self, details, drop2Details, session):
scene = MyScene(details, drop2Details, session)
QtGui.QGraphicsView.__init__(self, scene)
for hint in [QtGui.QPainter.Antialiasing, QtGui.QPainter.TextAntialiasing]:
self.setRenderHint(hint)
self.setAcceptDrops(True)
#self.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
#a = QtGui.QAction('Nieuw Blok', self)
#self.addAction(a)
#a.triggered.connect(self.onAddBlock)
# TODO: Implement copy to use case
self.menu_noitem = mkMenu([('New Block', self.onAddBlock),
('New Use Case', lambda triggered : self.onAddBlock(triggered,
details,
True)),
('New Annotation', self.onAddAnnotation),
('Copieer naar Nieuw View', self.onCopyToUseCase),
('Export as PNG', self.exportPng),
('Export as SVG', self.exportSvg)], self)
up = lambda _:self.onChangeItemOrder(self.MOVE_UP)
down = lambda _:self.onChangeItemOrder(self.MOVE_DOWN)
top = lambda _:self.onChangeItemOrder(self.MOVE_TOP)
bottom = lambda _:self.onChangeItemOrder(self.MOVE_BOTTOM)
self.standard_menu_def = [('Move Up', up),
('Move Down', down),
('Move Top', top),
('Move Bottom', bottom),
('---', None),
('Delete', self.onDeleteItem)]
self.scene = scene
self.details = details
self.last_rmouse_click = None
self.session = session
self.scene.selectionChanged.connect(self.onSelectionChanged)
self.selection_order = []
def menuFactory(self, view):
''' Factory function for creating a right-click menu.
:param view: The view where the right-click menu is requested.
:return: An instance of QtGui.QMenu
'''
details = self.details
return mkMenu(view.standard_menu_def, view)
def contextMenuEvent(self, ev):
index = self.indexAt(ev.pos())
if index.isValid():
actions = self.item_actions + [('---', None)] + self.std_actions
else:
actions = self.std_actions
menu = mkMenu(actions, self.session_parent)
menu.exec_(self.mapToGlobal(ev.pos()))
def menuFactory(self, view):
''' Factory function for creating a right-click menu.
:param view: The view where the right-click menu is requested.
:return: An instance of QtGui.QMenu
'''
details = self.block_details
def bind(n):
''' Utility: bind a menu action trigger to the right function '''
return lambda: view.addExistingAction(n, details.Id)
definition = list(view.standard_menu_def)
# Add the dynamic menu items
nr_items = len(view.scene.selectedItems())
if nr_items in [0, 1]:
definition += [('Create New Child Block', view.onAddChildBlock),
('New Action', view.onNewAction),
('---', None)]
for fp in details.FunctionPoints:
definition.append((fp.Name, bind(fp.Id)))
if nr_items == 2:
definition = [('Connect blocks', view.onConnect)]
return mkMenu(definition, view)
def mkMenu(*args): return mkMenu(*args)