部分应用实现
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dest/
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macos:
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mkdir -p dest/example.app/Contents/MacOS
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# 用于放图标
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mkdir -p dest/example.app/Contents/Resources
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go build -o dest/example.app/Contents/MacOS/example webview/main.go
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2
go.mod
2
go.mod
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@ -3,7 +3,7 @@ module myschools.me/suguo/gui-demo
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go 1.17
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require (
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github.com/webview/webview v0.0.0-20210330151455-f540d88dde4e
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github.com/webview/webview v0.0.0-20220418180601-150aede5f486
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github.com/zserge/lorca v0.1.10
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)
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2
go.sum
2
go.sum
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github.com/webview/webview v0.0.0-20210330151455-f540d88dde4e h1:z780M7mCrdt6KiICeW9SGirvQjxDlrVU+n99FO93nbI=
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github.com/webview/webview v0.0.0-20210330151455-f540d88dde4e/go.mod h1:rpXAuuHgyEJb6kXcXldlkOjU6y4x+YcASKKXJNUhh0Y=
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github.com/webview/webview v0.0.0-20220418180601-150aede5f486 h1:4jCUgve4ePmTf11eOy47cE5Q+LPNXapD6mvuJtFieZE=
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github.com/webview/webview v0.0.0-20220418180601-150aede5f486/go.mod h1:rpXAuuHgyEJb6kXcXldlkOjU6y4x+YcASKKXJNUhh0Y=
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github.com/zserge/lorca v0.1.10 h1:f/xBJ3D3ipcVRCcvN8XqZnpoKcOXV8I4vwqlFyw7ruc=
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github.com/zserge/lorca v0.1.10/go.mod h1:bVmnIbIRlOcoV285KIRSe4bUABKi7R7384Ycuum6e4A=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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package main
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import "github.com/webview/webview"
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func main() {
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debug := true
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w := webview.New(debug)
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defer w.Destroy()
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w.SetTitle("zhengtan")
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w.SetSize(1024, 768, webview.HintNone)
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w.Navigate("http://redmine.myschools.me")
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w.Bind("tt", TT)
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w.Eval("")
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w.Run()
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}
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func TT(a, b int) (int, error) {
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if a > 0 && b > 0 {
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return a + b, nil
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}
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return 0, nil
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}
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<!DOCTYPE html>
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<html lang="">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width,initial-scale=1.0">
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<link rel="icon" href="<%= BASE_URL %>favicon.ico">
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</head>
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<body>
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<button onclick="hello('123')">发送</button>
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<span id="label"></span>
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</body>
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<script>
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function say(word) {
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document.getElementById('label').innerHTML = word
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}
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</script>
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</html>
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package main
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import (
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"fmt"
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"github.com/webview/webview"
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)
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func main() {
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w := webview.New(true)
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defer w.Destroy()
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w.SetTitle("example")
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w.SetSize(800, 600, webview.HintNone)
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w.Navigate("http://192.168.0.19:8080")
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w.Bind("hello", func(followers string) {
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fmt.Println("CloudNativeFdn has", followers)
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go say(w, followers)
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})
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w.Run()
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}
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func say(w webview.WebView, followers string) {
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w.Dispatch(func() {
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w.Eval("say('asdfasdfasd')")
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})
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}
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##### 功能
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1. js调用golang方法，存在的问题Bind存在多次，如有返回需要考虑结构问题
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2. golang调用js代码，存在问题界面型（如弹框）无法实现
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#### 其它
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html二进制打包
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package main
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import (
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"fmt"
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"log"
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"net"
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"net/http"
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"github.com/webview/webview"
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)
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var counter = 0
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func handleRPC(w webview.WebView, data string) {
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switch {
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case data == "add":
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counter++
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case data == "sub":
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counter--
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}
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w.Eval(fmt.Sprintf(`counter.innerHTML = "Counter: " + %d;`, counter))
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}
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func main() {
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url := startServer()
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w := webview.New(true)
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defer w.Destroy()
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w.SetTitle("example")
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w.SetSize(800, 600, webview.HintNone)
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w.Bind("add", handleRPC)
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w.Navigate(url)
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w.Run()
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}
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func startServer() string {
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ln, err := net.Listen("tcp", "127.0.0.1:0")
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if err != nil {
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log.Fatal(err)
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}
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go func() {
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defer ln.Close()
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http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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w.Write([]byte(indexHTML))
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})
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log.Fatal(http.Serve(ln, nil))
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}()
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fmt.Println("http://" + ln.Addr().String())
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return "http://" + ln.Addr().String()
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}
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var indexHTML = `
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<!doctype html>
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<html>
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<head>
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<style>
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* {
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margin: 0; padding: 0;
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box-sizing: border-box; user-select: none;}
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body {
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height: 100vh; display: flex;
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align-items: center;justify-content: center;
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background-color: #f1c40f;
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font-family: 'Helvetika Neue', Arial, sans-serif;
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font-size: 28px;}
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.counter-container {
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display: flex; flex-direction: column;
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align-items: center;}
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.counter {
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text-transform: uppercase; color: #fff;
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font-weight: bold; font-size: 3rem;}
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.btn-row {
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display: flex; align-items: center;
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margin: 1rem;}
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.btn {
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cursor: pointer; min-width: 4em;
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padding: 1em; border-radius: 5px;
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text-align: center; margin: 0 1rem;
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box-shadow: 0 6px #8b5e00; color: white;
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background-color: #E4B702; position: relative;
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font-weight: bold;}
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.btn:hover {
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box-shadow: 0 4px #8b5e00; top: 2px;}
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.btn:active{
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box-shadow: 0 1px #8b5e00; top: 5px;}
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</style>
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</head>
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<body>
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<!-- UI layout -->
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<div class="counter-container">
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<div class="counter"></div>
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<div class="btn-row">
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<div class="btn btn-incr">+1</div>
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<div class="btn btn-decr">-1</div>
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</div>
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</div>
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<script>
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const counter = document.querySelector('.counter');
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const btnIncr = document.querySelector('.btn-incr');
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const btnDecr = document.querySelector('.btn-decr');
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counter.innerHTML = "Counter: 0";
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btnIncr.addEventListener('click', function() {
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window.webkit.messageHandlers.external.postMessage('add');}, false);
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btnDecr.addEventListener('click', function() {
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external.invoke('sub');}, false);
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</script>
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</body>
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</html>
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`
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