energy/example/browser-linux/linux.go

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package main
import (
"embed"
"fmt"
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"github.com/energye/energy/cef"
"github.com/energye/energy/common/assetserve"
"github.com/energye/energy/consts"
"github.com/energye/energy/ipc"
"github.com/energye/golcl/lcl"
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)
//go:embed resources
var resources embed.FS
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func main() {
//全局初始化 每个应用都必须调用的
cef.GlobalCEFInit(nil, &resources)
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//创建应用
config := cef.NewApplicationConfig()
config.SetMultiThreadedMessageLoop(false)
config.SetExternalMessagePump(false)
cefApp := cef.NewApplication(config)
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//指定一个URL地址或本地html文件目录
cef.BrowserWindow.Config.Url = "http://localhost:22022/index.html"
cef.BrowserWindow.Config.IconFS = "resources/icon.png"
cef.BrowserWindow.SetBrowserInit(func(event *cef.BrowserEvent, window cef.IBrowserWindow) {
fmt.Println("cef.BrowserWindow.SetViewFrameBrowserInit", window)
fmt.Println("LCL", window.AsLCLBrowserWindow(), "VF", window.AsViewsFrameworkBrowserWindow())
event.SetOnBeforeContextMenu(func(sender lcl.IObject, browser *cef.ICefBrowser, frame *cef.ICefFrame, params *cef.ICefContextMenuParams, model *cef.ICefMenuModel) {
model.AddCheckItem(model.CefMis.NextCommandId(), "测试")
})
event.SetOnContextMenuCommand(func(sender lcl.IObject, browser *cef.ICefBrowser, frame *cef.ICefFrame, params *cef.ICefContextMenuParams, commandId consts.MenuId, eventFlags uint32, result *bool) {
fmt.Println("SetOnContextMenuCommand", commandId)
})
event.SetOnBeforePopup(func(sender lcl.IObject, browser *cef.ICefBrowser, frame *cef.ICefFrame, beforePopupInfo *cef.BeforePopupInfo, popupWindow cef.IBrowserWindow, noJavascriptAccess *bool) bool {
fmt.Println("IsViewsFramework:", popupWindow.IsViewsFramework())
popupWindow.SetTitle("修改了标题: " + beforePopupInfo.TargetUrl)
popupWindow.SetCenterWindow(true)
return false
})
cefTray(window.AsViewsFrameworkBrowserWindow().BrowserWindow())
})
//在主进程启动成功之后执行
//在这里启动内置http服务
//内置http服务需要使用 go:embed resources 内置资源到执行程序中
cef.SetBrowserProcessStartAfterCallback(func(b bool) {
fmt.Println("主进程启动 创建一个内置http服务")
//通过内置http服务加载资源
server := assetserve.NewAssetsHttpServer()
server.PORT = 22022 //服务端口号
server.AssetsFSName = "resources" //必须设置目录名和资源文件夹同名
server.Assets = &resources
go server.StartHttpServer()
})
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//运行应用
cef.Run(cefApp)
}
// 托盘 只适用 windows 的系统托盘, 基于html 和 ipc 实现功能
func cefTray(browserWindow cef.IBrowserWindow) {
var url = "http://localhost:22022/min-browser-tray.html"
tray := browserWindow.NewCefTray(250, 300, url)
tray.SetTitle("任务管理器里显示的标题")
tray.SetHint("这里是文字\n文字啊")
tray.SetIcon("resources/icon.ico")
tray.SetOnClick(func(sender lcl.IObject) {
//browserWindow.SetVisible(!browserWindow.Visible())
})
tray.SetBalloon("气泡标题", "气泡内容", 2000)
ipc.IPC.Browser().On("tray-show-balloon", func(context ipc.IIPCContext) {
fmt.Println("tray-show-balloon")
tray.ShowBalloon()
tray.Hide()
})
ipc.IPC.Browser().On("tray-show-main-window", func(context ipc.IIPCContext) {
//vb := !browserWindow.Visible()
//browserWindow.SetVisible(vb)
//if vb {
// if browserWindow.WindowState() == types.WsMinimized {
// browserWindow.SetWindowState(types.WsNormal)
// }
// browserWindow.Focused()
//}
tray.Hide()
})
ipc.IPC.Browser().On("tray-close-main-window", func(context ipc.IIPCContext) {
browserWindow.CloseBrowserWindow()
})
ipc.IPC.Browser().On("tray-show-message-box", func(context ipc.IIPCContext) {
cef.QueueAsyncCall(func(id int) {
lcl.ShowMessage("tray-show-message-box 提示消息")
})
tray.Hide()
})
//托盘 end
}