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◆ MsgType
标识与选择操作相关的消息
标识与选择操作相关的消息 - 参数
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| [AddSelection] | 添加选择项 |
| [RmvSelection] | 移除选择项 |
| [SetSelection] | 设置选择项 |
| [ClrSelection] | 清除选择项 |
| [SetPreselect] | 设置预选择项，通知观察者预选择已改变 |
| [RmvPreselect] | 移除预选择项 |
| [SetPreselectSignal] | 请求3D视图更改预选择项 |
| [PickedListChanged] | 已选择列表已改变 |
| [ShowSelection] | 显示选择项 |
| [HideSelection] | 隐藏选择项 |
| [RmvPreselectSignal] | 请求3D视图移除预选择项 |
| [MovePreselect] | 鼠标移动时，通知观察者预选择项已改变 |
| 枚举值 |
|---|
| AddSelection | |
| RmvSelection | |
| SetSelection | |
| ClrSelection | |
| SetPreselect | |
| RmvPreselect | |
| SetPreselectSignal | |
| PickedListChanged | |
| ShowSelection | |
| HideSelection | |
| RmvPreselectSignal | |
| MovePreselect | |
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