39 lines
753 B
Go
39 lines
753 B
Go
package system
|
|
|
|
import "git.tebibyte.media/tomo/tomo"
|
|
|
|
type attrHierarchy [T tomo.Attr] struct {
|
|
style T
|
|
user T
|
|
userExists bool
|
|
}
|
|
|
|
func (this *attrHierarchy[T]) SetStyle (style T) (different bool) {
|
|
styleEquals := this.style.Equals(style)
|
|
this.style = style
|
|
return !styleEquals && !this.userExists
|
|
}
|
|
|
|
func (this *attrHierarchy[T]) SetUser (user T) (different bool) {
|
|
userEquals := this.user.Equals(user)
|
|
this.user = user
|
|
this.userExists = true
|
|
return !userEquals
|
|
}
|
|
|
|
func (this *attrHierarchy[T]) Set (attr T, user bool) (different bool) {
|
|
if user {
|
|
return this.SetUser(attr)
|
|
} else {
|
|
return this.SetStyle(attr)
|
|
}
|
|
}
|
|
|
|
func (this *attrHierarchy[T]) Value () T {
|
|
if this.userExists {
|
|
return this.user
|
|
} else {
|
|
return this.style
|
|
}
|
|
}
|