IMouseTarget
在编辑器中用鼠标点击目标。
ts
IMouseTarget: IMouseTargetUnknown
| IMouseTargetTextarea
| IMouseTargetMargin
| IMouseTargetViewZone
| IMouseTargetContentText
| IMouseTargetContentEmpty
| IMouseTargetContentWidget
| IMouseTargetOverlayWidget
| IMouseTargetScrollbar
| IMouseTargetOverviewRuler
| IMouseTargetOutsideEditor