95 lines
2 KiB
Go
95 lines
2 KiB
Go
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build darwin || linux
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// Small test app used by app/app_test.go.
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package main
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import (
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"log"
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"net"
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"golang.org/x/mobile/app"
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"golang.org/x/mobile/app/internal/apptest"
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"golang.org/x/mobile/event/lifecycle"
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"golang.org/x/mobile/event/paint"
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"golang.org/x/mobile/event/size"
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"golang.org/x/mobile/event/touch"
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"golang.org/x/mobile/gl"
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)
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func main() {
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app.Main(func(a app.App) {
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var (
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glctx gl.Context
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visible bool
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)
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addr := "127.0.0.1:" + apptest.Port
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log.Printf("addr: %s", addr)
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conn, err := net.Dial("tcp", addr)
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if err != nil {
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log.Fatal(err)
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}
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defer conn.Close()
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log.Printf("dialled")
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comm := &apptest.Comm{
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Conn: conn,
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Fatalf: log.Panicf,
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Printf: log.Printf,
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}
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comm.Send("hello_from_testapp")
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comm.Recv("hello_from_host")
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color := "red"
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sendPainting := false
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for e := range a.Events() {
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switch e := a.Filter(e).(type) {
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case lifecycle.Event:
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switch e.Crosses(lifecycle.StageVisible) {
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case lifecycle.CrossOn:
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comm.Send("lifecycle_visible")
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sendPainting = true
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visible = true
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glctx, _ = e.DrawContext.(gl.Context)
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case lifecycle.CrossOff:
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comm.Send("lifecycle_not_visible")
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visible = false
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}
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case size.Event:
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comm.Send("size", e.PixelsPerPt, e.Orientation)
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case paint.Event:
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if visible {
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if color == "red" {
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glctx.ClearColor(1, 0, 0, 1)
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} else {
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glctx.ClearColor(0, 1, 0, 1)
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}
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glctx.Clear(gl.COLOR_BUFFER_BIT)
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a.Publish()
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}
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if sendPainting {
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comm.Send("paint", color)
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sendPainting = false
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}
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case touch.Event:
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comm.Send("touch", e.Type, e.X, e.Y)
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if e.Type == touch.TypeEnd {
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if color == "red" {
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color = "green"
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} else {
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color = "red"
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}
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sendPainting = true
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// Send a paint event so the screen gets redrawn.
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a.Send(paint.Event{})
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}
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}
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}
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})
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}
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