Command for deleting groups with complete state preservation.
| 18 | |
| 19 | |
| 20 | class DeleteGroupCommand(CommandBase): |
| 21 | """Command for deleting groups with complete state preservation.""" |
| 22 | |
| 23 | def __init__(self, node_graph, group): |
| 24 | """ |
| 25 | Initialize delete group command. |
| 26 | |
| 27 | Args: |
| 28 | node_graph: The NodeGraph instance |
| 29 | group: Group to delete |
| 30 | """ |
| 31 | super().__init__(f"Delete group '{group.name}'") |
| 32 | self.node_graph = node_graph |
| 33 | self.group = group |
| 34 | self.group_state = None |
| 35 | self.group_index = None |
| 36 | |
| 37 | def execute(self) -> bool: |
| 38 | """Delete group after preserving complete state.""" |
| 39 | try: |
| 40 | # Find group in the graph's groups list |
| 41 | found_in_list = False |
| 42 | for i, group in enumerate(getattr(self.node_graph, 'groups', [])): |
| 43 | if group is self.group: # Same object reference |
| 44 | found_in_list = True |
| 45 | self.group_index = i |
| 46 | break |
| 47 | elif hasattr(group, 'uuid') and hasattr(self.group, 'uuid') and group.uuid == self.group.uuid: |
| 48 | # Use the group that's actually in the list (UUID synchronization fix) |
| 49 | self.group = group |
| 50 | found_in_list = True |
| 51 | self.group_index = i |
| 52 | break |
| 53 | |
| 54 | if not found_in_list: |
| 55 | print(f"Warning: Group '{getattr(self.group, 'name', 'Unknown')}' not found in graph groups list") |
| 56 | # Still try to remove from scene if it exists there |
| 57 | |
| 58 | # Preserve complete group state for restoration |
| 59 | self.group_state = { |
| 60 | 'uuid': self.group.uuid, |
| 61 | 'name': self.group.name, |
| 62 | 'description': getattr(self.group, 'description', ''), |
| 63 | 'member_node_uuids': self.group.member_node_uuids.copy(), |
| 64 | 'position': self.group.pos(), |
| 65 | 'width': self.group.width, |
| 66 | 'height': self.group.height, |
| 67 | 'padding': getattr(self.group, 'padding', 20.0), |
| 68 | 'creation_timestamp': getattr(self.group, 'creation_timestamp', ''), |
| 69 | 'is_expanded': getattr(self.group, 'is_expanded', True), |
| 70 | # Preserve colors |
| 71 | 'color_background': getattr(self.group, 'color_background', None), |
| 72 | 'color_border': getattr(self.group, 'color_border', None), |
| 73 | 'color_title_bg': getattr(self.group, 'color_title_bg', None), |
| 74 | 'color_title_text': getattr(self.group, 'color_title_text', None), |
| 75 | 'color_selection': getattr(self.group, 'color_selection', None) |
| 76 | } |
| 77 |