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U: Demo dev_tools_method

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杨红岩 2024-04-08 18:55:44 +08:00
parent 6887fe6b1c
commit 4ed6668c7c
2 changed files with 66 additions and 34 deletions
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19
examples/common/utils/databin.go Normal file
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@ -0,0 +1,19 @@
// 示例工具
package utils
import "unsafe"
// ReadData 读取指针数据到 []byte
func ReadData(data uintptr, count uint32) []byte {
result := make([]byte, count, count)
// 表示下一个字节指针
var n uint32 = 0
for n < count {
// 取出值
result[n] = *(*byte)(unsafe.Pointer(data + uintptr(n)))
// 下一个字节指针
n = n + 1
}
return result
}

81
examples/execute-dev-tools-method/dev_tools_method.go
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@ -7,7 +7,9 @@ import (
"github.com/energye/energy/v2/cef/ipc"
"github.com/energye/energy/v2/cef/ipc/context"
"github.com/energye/energy/v2/consts"
"github.com/energye/energy/v2/examples/common/utils"
"github.com/energye/energy/v2/pkgs/assetserve"
"github.com/energye/golcl/lcl"
)
// 资源目录，内置到执行程序中
@ -24,41 +26,52 @@ func main() {
//主窗口的配置
//指定一个URL地址，或本地html文件目录
cef.BrowserWindow.Config.Url = "http://localhost:22022/execute-dev-tool-method.html"
//chromium配置
//config := cef.NewChromiumConfig()
//config.SetEnableMenu(true) //启用右键菜单
//config.SetEnableDevTools(true) //启用开发者工具
//cef.BrowserWindow.Config.SetChromiumConfig(config)
//这里演示使用ipc通信实现js和go互相调用，在go监听事件中执行开发者工具方法
//使用内置http服务和自定义页面
//这里执行的方法是仿真移动端
//1. js使用ipc.emit触发 go事件
//2. go中"execute-dev-method"事件执行，通过context获得browserId
//3. 通过browserId获得chromium
//4. 使用字典对象传递方法参数
//5. 点击Note链接
cef.BrowserWindow.Config.ChromiumConfig().SetEnableDevTools(false)
ipc.On("execute-dev-method", func(context context.IContext) {
//获得当前窗口信息
info := cef.BrowserWindow.GetWindowInfo(context.BrowserId())
//字典对象
var dict = cef.DictionaryValueRef.New() // cef.NewCefDictionaryValue()
//根据chromium字典设置
//dict.SetInt("width", 500)
//dict.SetInt("height", 768)
//dict.SetInt("x", 100)
//dict.SetInt("y", 100)
dict.SetBool("mobile", true)
dict.SetDouble("deviceScaleFactor", 1)
TempDict := cef.DictionaryValueRef.New()
TempDict.SetString("type", "portraitPrimary")
TempDict.SetInt("angle", 0)
dict.SetDictionary("screenOrientation", TempDict)
info.Chromium().ExecuteDevToolsMethod(0, "Emulation.setDeviceMetricsOverride", dict)
//设置浏览器 userAgent
dict = cef.DictionaryValueRef.New()
dict.SetString("userAgent", "Mozilla/5.0 (Linux; Android 11; M2102K1G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.101 Mobile Safari/537.36")
info.Chromium().ExecuteDevToolsMethod(0, "Emulation.setUserAgentOverride", dict)
cef.BrowserWindow.SetBrowserInit(func(event *cef.BrowserEvent, window cef.IBrowserWindow) {
//这里演示使用ipc通信实现js和go互相调用，在go监听事件中执行开发者工具方法
//使用内置http服务和自定义页面
//这里执行的方法是仿真移动端
//1. js使用ipc.emit触发 go事件
//2. go中"execute-dev-method"事件执行，通过context获得browserId
//3. 通过browserId获得chromium
//4. 使用字典对象传递方法参数
//5. 点击Note链接
// 全局变量，自动递增的消息ID
var gId int32 = 0
ipc.On("execute-dev-method", func(context context.IContext) {
//获得当前窗口信息
info := cef.BrowserWindow.GetWindowInfo(context.BrowserId())
//字典对象
var dict = cef.DictionaryValueRef.New() // cef.NewCefDictionaryValue()
//根据chromium字典设置
//dict.SetInt("width", 500)
//dict.SetInt("height", 768)
//dict.SetInt("x", 100)
//dict.SetInt("y", 100)
dict.SetBool("mobile", true)
dict.SetDouble("deviceScaleFactor", 1)
TempDict := cef.DictionaryValueRef.New()
TempDict.SetString("type", "portraitPrimary")
TempDict.SetInt("angle", 0)
dict.SetDictionary("screenOrientation", TempDict)
gId = info.Chromium().ExecuteDevToolsMethod(gId, "Emulation.setDeviceMetricsOverride", dict)
fmt.Println("ExecuteDevToolsMethod - result messageId:", gId)
//设置浏览器 userAgent
dict = cef.DictionaryValueRef.New()
dict.SetString("userAgent", "Mozilla/5.0 (Linux; Android 11; M2102K1G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.101 Mobile Safari/537.36")
gId = info.Chromium().ExecuteDevToolsMethod(gId, "Emulation.setUserAgentOverride", dict)
fmt.Println("ExecuteDevToolsMethod - result messageId:", gId)
fmt.Println()
})
// 使用 DevToolsRawMessage 处理，方便些
window.Chromium().SetOnDevToolsRawMessage(func(sender lcl.IObject, browser *cef.ICefBrowser, message uintptr, messageSize uint32) (handled bool) {
fmt.Println("OnDevToolsRawMessage message:", message, messageSize)
data := utils.ReadData(message, messageSize)
fmt.Println("data:", string(data))
return false
})
})
//在主进程启动成功之后执行