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API > API/Plugins > API/Plugins/ModelingComponents > API/Plugins/ModelingComponents/UGeometrySelectionManager
Description
Begin a tracked selection change. CanBeginTrackedSelectionChange() must return true to call this function. EndTrackedSelectionChange() must be called to close the selection change.
| Name | BeginTrackedSelectionChange |
| Type | function |
| Header File | /Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/Selection/GeometrySelectionManager.h |
| Include Path | #include "Selection/GeometrySelectionManager.h" |
| Source | /Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Private/Selection/GeometrySelectionManager.cpp |
virtual bool BeginTrackedSelectionChange
(
FGeometrySelectionUpdateConfig UpdateConfig,
bool bClearOnBegin
)
Parameters
| Name | Remarks |
|---|---|
| UpdateConfig | how the selection will be modified. Currently this must be consistent across the entire tracked change (ie, only add, only subtract, etc) |
| bClearOnBegin | if true, selection will be initially cleared (eg Replace-style) |