using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace Lskj.PubBrowerIE { public partial class previewFrm : UserControl { public previewFrm() { InitializeComponent(); //this.KeyDown += PreviewFrm_KeyDown; //this.webBrowser.Document.Window.Error += Window_Error; } private void Window_Error(object sender, HtmlElementErrorEventArgs e) { e.Handled = true; } private void PreviewFrm_KeyDown(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.F12) { // 在这里编写你想要绑定到F12的逻辑 // 例如,打开开发者工具 this.webBrowser.Document.InvokeScript("alert", new object[] { "F12 key pressed!" }); } } } }