Revert the property change.
(self)
| 55 | return False |
| 56 | |
| 57 | def undo(self) -> bool: |
| 58 | """Revert the property change.""" |
| 59 | try: |
| 60 | setattr(self.node, self.property_name, self.old_value) |
| 61 | |
| 62 | # Special handling for certain properties |
| 63 | if self.property_name in ['code', 'gui_code']: |
| 64 | self.node.update_pins_from_code() |
| 65 | elif self.property_name in ['width', 'height']: |
| 66 | self.node.fit_size_to_content() |
| 67 | |
| 68 | self._mark_undone() |
| 69 | return True |
| 70 | except Exception as e: |
| 71 | print(f"Failed to undo property change: {e}") |
| 72 | return False |
| 73 | |
| 74 | def get_memory_usage(self) -> int: |
| 75 | """Estimate memory usage of this command.""" |