Used to define which corner a control is anchored to. This allows newly added controls to be placed without overlapping previous controls, and for controls to stretch and shrink as another control is resized.
| Name | Description |
|---|---|
| NONE | The control is not anchored; it must be absolutely positioned through CSS. |
| TOP_LEFT | The control is anchored to the top-left corner of the viewer. |
| TOP_RIGHT | The control is anchored to the top-right corner of the viewer. |
| BOTTOM_RIGHT | The control is anchored to the bottom-right corner of the viewer. |
| BOTTOM_LEFT | The control is anchored to the bottom-left corner of the viewer. |