schobers/zntg
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Renamed EventFn to EventEmptyFn and EventStateFn to EventFn (both in ui and zntg packages).

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This commit is contained in:
Sander Schobers 2020-05-16 12:07:13 +02:00
parent 8c48c949e9
commit d673653d3f
2 changed files with 15 additions and 15 deletions
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18
events.go
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@ -1,21 +1,21 @@
package zntg
type EventFn func()
type EventEmptyFn func()
type EventStateFn func(interface{})
type EventFn func(interface{})
func NewEvents() *Events {
return &Events{events: map[uint]EventStateFn{}}
return &Events{events: map[uint]EventFn{}}
}
type Events struct {
nextID uint
events map[uint]EventStateFn
events map[uint]EventFn
}
type EventHandler interface {
AddHandler(EventStateFn) uint
AddHandlerEmpty(EventFn) uint
AddHandler(EventFn) uint
AddHandlerEmpty(EventEmptyFn) uint
RemoveHandler(uint)
}
@ -29,9 +29,9 @@ func (e *Events) Notify(state interface{}) bool {
return len(e.events) > 0
}
func (e *Events) AddHandler(handler EventStateFn) uint {
func (e *Events) AddHandler(handler EventFn) uint {
if e.events == nil {
e.events = map[uint]EventStateFn{}
e.events = map[uint]EventFn{}
}
id := e.nextID
e.nextID++
@ -39,7 +39,7 @@ func (e *Events) AddHandler(handler EventStateFn) uint {
return id
}
func (e *Events) AddHandlerEmpty(handler EventFn) uint {
func (e *Events) AddHandlerEmpty(handler EventEmptyFn) uint {
return e.AddHandler(func(interface{}) { handler() })
}

12
ui/events.go
View File

@ -2,9 +2,9 @@ package ui
import "opslag.de/schobers/zntg"
type EventFn func(Context)
type EventEmptyFn func(Context)
type EventStateFn func(Context, interface{})
type EventFn func(Context, interface{})
type EventArgs struct {
Context Context
@ -16,8 +16,8 @@ type Events struct {
}
type EventHandler interface {
AddHandler(EventStateFn) uint
AddHandlerEmpty(EventFn) uint
AddHandler(EventFn) uint
AddHandlerEmpty(EventEmptyFn) uint
RemoveHandler(uint)
}
@ -25,13 +25,13 @@ func (e *Events) Notify(ctx Context, state interface{}) bool {
return e.Events.Notify(EventArgs{Context: ctx, State: state})
}
func (e *Events) AddHandler(handler EventStateFn) uint {
func (e *Events) AddHandler(handler EventFn) uint {
return e.Events.AddHandler(func(state interface{}) {
args := state.(EventArgs)
handler(args.Context, args.State)
})
}
func (e *Events) AddHandlerEmpty(handler EventFn) uint {
func (e *Events) AddHandlerEmpty(handler EventEmptyFn) uint {
return e.AddHandler(func(ctx Context, _ interface{}) { handler(ctx) })
}