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io/router: convert pointerQueue.dropHandlers to pointerQueue.dropHandler

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dropHandlers is mainly used for single tag removal except in one instance.
In that case, simply use a loop.

Signed-off-by: Pierre Curto <pierre.curto@gmail.com>
This commit is contained in:
Pierre Curto
2021-10-17 18:33:09 +02:00
committed by Elias Naur
parent ae5219e4d4
commit 9be171190e
1 changed files with 18 additions and 18 deletions
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io/router/pointer.go
+18 -18
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@@ -264,7 +264,7 @@ func (q *pointerQueue) Frame(root *op.Ops, events *handlerEvents) {
q.collectHandlers(&q.reader, events)
for k, h := range q.handlers {
if !h.active {
q.dropHandlers(nil, k)
q.dropHandler(nil, k)
delete(q.handlers, k)
}
if h.wantsGrab {
@@ -278,7 +278,9 @@ func (q *pointerQueue) Frame(root *op.Ops, events *handlerEvents) {
dropped := make([]event.Tag, 0, len(p.handlers)-1)
dropped = append(dropped, p.handlers[:i]...)
dropped = append(dropped, p.handlers[i+1:]...)
q.dropHandlers(events, dropped...)
for _, tag := range dropped {
q.dropHandler(events, tag)
}
break
}
}
@@ -291,22 +293,20 @@ func (q *pointerQueue) Frame(root *op.Ops, events *handlerEvents) {
}
}
func (q *pointerQueue) dropHandlers(events *handlerEvents, tags ...event.Tag) {
for _, k := range tags {
if events != nil {
events.Add(k, pointer.Event{Type: pointer.Cancel})
}
for i := range q.pointers {
p := &q.pointers[i]
for i := len(p.handlers) - 1; i >= 0; i-- {
if p.handlers[i] == k {
p.handlers = append(p.handlers[:i], p.handlers[i+1:]...)
}
func (q *pointerQueue) dropHandler(events *handlerEvents, tag event.Tag) {
if events != nil {
events.Add(tag, pointer.Event{Type: pointer.Cancel})
}
for i := range q.pointers {
p := &q.pointers[i]
for i := len(p.handlers) - 1; i >= 0; i-- {
if p.handlers[i] == tag {
p.handlers = append(p.handlers[:i], p.handlers[i+1:]...)
}
for i := len(p.entered) - 1; i >= 0; i-- {
if p.entered[i] == k {
p.entered = append(p.entered[:i], p.entered[i+1:]...)
}
}
for i := len(p.entered) - 1; i >= 0; i-- {
if p.entered[i] == tag {
p.entered = append(p.entered[:i], p.entered[i+1:]...)
}
}
}
@@ -328,7 +328,7 @@ func (q *pointerQueue) Push(e pointer.Event, events *handlerEvents) {
if e.Type == pointer.Cancel {
q.pointers = q.pointers[:0]
for k := range q.handlers {
q.dropHandlers(events, k)
q.dropHandler(events, k)
}
return
}