Determines the top-left corner of the tab, while the origin of the tab,
regarded as a device
object is the top-level of the rectangle used for displaying the
contents.
Inherits description from: tab->position
Determines the top-left corner of the tab, while the origin of the tab,
regarded as a device
object is the top-level of the rectangle used for displaying the
contents.
Inherits description from: tab->position