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