schrodinger.application.msv.command module

class schrodinger.application.msv.command.Command(redo, undo, description, command_id=-1)

Bases: PyQt5.QtWidgets.QUndoCommand

id()

redo()

undo()

schrodinger.application.msv.command.compress_command(*args, **kwds)

Enables compression of commands on undo stack, so they can be revoked using a single undo call.

Parameters:

• stack (QUndoStack) – Undo stack to compress commands on.
• description (str) – Description of the compressed command.

schrodinger.application.msv.command.do_command(meth)

Decorates a method returning parameters for a Command, constructs the Command, and pushes it onto the command stack if there is one or calls redo if there isn’t. Also validates the Command parameters if DEBUG mode is enabled.

schrodinger.application.msv.command.from_command_only(meth)

When running in DEBUG mode, enforces the requirement that the decorated method only be called from a command object