A: demo chromium模拟事件

2024-12-02 19:57:48 +08:00 · 2023-10-09 13:56:49 +08:00 · 2023-10-09 13:56:49 +08:00 · 5063477b5d
commit 5063477b5d
parent 3659531ff5
2 changed files with 101 additions and 0 deletions
--- a/example/mockevent/mockevent.go
+++ b/example/mockevent/mockevent.go
@ -0,0 +1,82 @@
+package main
+
+import (
+	"embed"
+	"fmt"
+	"github.com/energye/energy/v2/cef"
+	"github.com/energye/energy/v2/cef/ipc"
+	"github.com/energye/energy/v2/cef/ipc/target"
+	"github.com/energye/energy/v2/consts"
+	"time"
+)
+
+//go:embed resources
+var resources embed.FS
+
+func main() {
+	//全局初始化 每个应用都必须调用的
+	cef.GlobalInit(nil, &resources)
+	//创建应用
+	var app = cef.NewApplication()
+	cef.BrowserWindow.Config.Title = "Energy - mockevent"
+	cef.BrowserWindow.Config.Url = "fs://energy" // 设置默认
+	cef.BrowserWindow.Config.LocalResource(cef.LocalLoadConfig{
+		ResRootDir: "resources",
+		FS:         &resources, //静态资源所在的 embed.FS
+	}.Build())
+
+	app.SetOnRenderLoadEnd(func(browser *cef.ICefBrowser, frame *cef.ICefFrame, httpStatusCode int32) {
+		// 创建 dom visitor
+		visitor := cef.DomVisitorRef.New()
+		// 监听事件
+		// 这个事件在渲染进程中才会执行
+		visitor.SetOnVisit(func(document *cef.ICefDomDocument) {
+			body := document.GetBody()
+			inpText := body.GetDocument().GetElementById("inpText")
+			fmt.Println("inpText", inpText.GetElementBounds())
+			ipc.EmitTarget("dom", target.NewTargetMain(), 1, 2)
+		})
+		fmt.Println("visitor:", visitor)
+		frame.VisitDom(visitor)
+	})
+	cef.BrowserWindow.SetBrowserInit(func(event *cef.BrowserEvent, window cef.IBrowserWindow) {
+		var isLoad bool
+		// 模拟一个其它任务中执行鼠标事件
+		var mockEvent = func() {
+			// 页面加载完之后
+			for {
+				if isLoad {
+					break
+				}
+				time.Sleep(time.Second)         //一秒后执行
+				window.RunOnMainThread(func() { //在UI主线程
+					chromium := window.Chromium()
+					// 鼠标事件
+					me := &cef.TCefMouseEvent{}
+					/*
+					  演示的是点击界面左上角Button按钮, 前提是需要知道按钮在界面的坐标
+					*/
+					// 设置坐标 相当于窗口内
+					me.Y = 12
+					me.X = 25
+					// 模拟鼠标到指定位置
+					chromium.SendMouseMoveEvent(me, false)
+					// 模拟鼠标双击事件
+					//   左键点击按下1次
+					chromium.SendMouseClickEvent(me, consts.MBT_LEFT, false, 1)
+					//   左键点击抬起1次
+					chromium.SendMouseClickEvent(me, consts.MBT_LEFT, true, 1)
+
+					// 模拟文本框
+					//chromium.SendKeyEvent()
+				})
+			}
+		}
+		ipc.On("dom", func(s, a int) {
+			fmt.Println("dom", s, a)
+			mockEvent()
+		})
+	})
+	//运行应用
+	cef.Run(app)
+}
--- a/example/mockevent/resources/index.html
+++ b/example/mockevent/resources/index.html
@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title></title>
+    <script>
+        function btnClick() {
+            let msg = document.getElementById("msg")
+            msg.innerHTML += "mouse click<br>"
+        }
+    </script>
+</head>
+<body>
+<button onclick="btnClick()">Button</button>
+<br>
+<input type="text" id="inpText"><br>
+<div id="msg"></div>
+</body>
+</html>