/
main.go
81 lines (70 loc) · 1.53 KB
/
main.go
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// +build linux,!darwin
package main
import (
"log"
"golang.org/x/mobile/app"
"golang.org/x/mobile/event/key"
"golang.org/x/mobile/event/lifecycle"
"golang.org/x/mobile/event/paint"
"golang.org/x/mobile/event/size"
"golang.org/x/mobile/event/touch"
)
var (
inst app.App
)
func onPaintEvent(e *paint.Event) {
log.Println("onPaintEvent", e)
inst.Publish()
}
func onLifecycleEvent(e *lifecycle.Event) {
log.Println("onLifecycleEvent", e)
crossAlive := e.Crosses(lifecycle.StageAlive)
crossVisible := e.Crosses(lifecycle.StageVisible)
crossFocused := e.Crosses(lifecycle.StageFocused)
if crossAlive == lifecycle.CrossOn {
log.Println("onCreate")
}
if crossVisible == lifecycle.CrossOn {
log.Println("onStart")
}
if crossFocused == lifecycle.CrossOn {
log.Println("onResume")
} else if crossFocused == lifecycle.CrossOff {
log.Println("onFreeze")
}
if crossVisible == lifecycle.CrossOff {
log.Println("onStop")
}
if crossAlive == lifecycle.CrossOff {
log.Println("onDestroy")
}
}
func onSizeEvent(e *size.Event) {
log.Println("onSizeEvent", e)
}
func onTouchEvent(e *touch.Event) {
log.Println("onTouchEvent", e)
}
func onKeyEvent(e *key.Event) {
log.Println("onKeyEvent", e)
}
func appMain(a app.App) {
inst = a
for e := range a.Events() {
switch e := a.Filter(e).(type) {
case lifecycle.Event:
onLifecycleEvent(&e)
case size.Event:
onSizeEvent(&e)
case paint.Event:
onPaintEvent(&e)
case touch.Event:
onTouchEvent(&e)
case key.Event:
onKeyEvent(&e)
}
}
}
func main() {
app.Main(appMain)
}