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// SPDX-License-Identifier: Unlicense OR MIT
package main
// A simple Gio program. See https://gioui.org for more information.
import (
"log"
"gioui.org/app"
"gioui.org/io/system"
"gioui.org/layout"
"gioui.org/op"
"gioui.org/widget"
"gioui.org/widget/material"
"gioui.org/font/gofont"
"gioui.org/x/haptic"
)
var buzzer *haptic.Buzzer
func main() {
go func() {
w := app.NewWindow()
if err := loop(w); err != nil {
log.Fatal(err)
}
}()
app.Main()
}
func loop(w *app.Window) error {
th := material.NewTheme(gofont.Collection())
btn := widget.Clickable{}
buzzer = haptic.NewBuzzer(w)
var ops op.Ops
for {
select {
case e := <-w.Events():
switch e := e.(type) {
case system.DestroyEvent:
return e.Err
case system.FrameEvent:
if btn.Clicked() {
buzzer.Buzz()
}
gtx := layout.NewContext(&ops, e)
layout.Center.Layout(gtx, material.Button(th, &btn, "测试").Layout)
e.Frame(gtx.Ops)
default:
ProcessPlatformEvent(e)
}
case err := <-buzzer.Errors():
if err != nil {
log.Printf("buzzer error: %v", err)
}
}
}
}