Simplify drawing highlights by passing selections
into a drawing function.
Reduce selections which are covered completely by
other selections.
Task-number: QTCREATORBUG-12844
Change-Id: If282d5c881d25cac1b8db4ac8dfc45d47b0b8580
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
In most cases, the *Editor constructor does not need to
access the *EditorWidget.
Change-Id: I1f5c076a0f723d5d82b398e8c250c7bd1d47eb17
Reviewed-by: Christian Stenger <christian.stenger@digia.com>