using CefSharp;
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using CefSharp.WinForms;
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using TProduct.Model;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace TProduct.WinFrmUI
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{
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public partial class WebBrowserPage : UserControl
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{
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public WebBrowserPage()
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{
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InitializeComponent();
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}
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public CollapsableChromiumWebBrowser _chromiumWebBrowser = null; //浏览器控件
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protected TProduct.Model.IWebBrowserEvents _browserEvents;//浏览器事件
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/// <summary>
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/// 初始化
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/// </summary>
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/// <param name="url"></param>
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public void InitialWebBrower(string url, bool isEnabledJs = true)
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{
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if (isEnabledJs)
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if (!System.IO.File.Exists(url))
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{
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MessageBox.Show(string.Format("{0} 文件丢失！", url));
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return;
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}
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WebBrowserManager.Initialize();
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if (_chromiumWebBrowser != null)
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{
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//_chromiumWebBrowser.FrameLoadEnd -= Browser_FrameLoadEnd;
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}
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this.Controls.Clear();
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_chromiumWebBrowser = new CollapsableChromiumWebBrowser();
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_chromiumWebBrowser.Dock= DockStyle.Fill;
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_chromiumWebBrowser.Margin = new Padding(0);
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_chromiumWebBrowser.JavascriptObjectRepository.Settings.LegacyBindingEnabled = true;
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if (isEnabledJs)
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{
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_chromiumWebBrowser.JavascriptObjectRepository.Register("callbackObj", _browserEvents, false, BindingOptions.DefaultBinder);
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}
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_chromiumWebBrowser.LoadUrl(url);
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this.Controls.Add(_chromiumWebBrowser);
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}
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//private async void Browser_FrameLoadEnd(object sender, FrameLoadEndEventArgs e)
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//{
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// //CookieVisitor.Html = await _chromiumWebBrowser.GetSourceAsync();
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// //CookieVisitor visitor = new CookieVisitor();
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// //visitor.Action += obj =>
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// //{
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// // (string html, string cookies) = ((string, string))obj;
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// //};
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// //Cef.GetGlobalCookieManager().VisitAllCookies(visitor);
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//}
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/// <summary>
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///
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/// </summary>
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/// <param name="script"></param>
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/// <param name="timeout"></param>
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/// <returns></returns>
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public async Task<WebBrowserResponse> EvaluateScriptAsync(string script, TimeSpan? timeout = null)
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{
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if (_chromiumWebBrowser.IsDisposed)
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return default;
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var task = _chromiumWebBrowser.EvaluateScriptAsync(script, timeout);
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await task;
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return task.Result.ToBrowserResponse();
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}
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public async Task<WebBrowserResponse> EvaluateScriptAsync(TimeSpan? timeout, string methodName, params object[] args)
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{
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if (_chromiumWebBrowser.IsDisposed)
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return default;
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var task = _chromiumWebBrowser.EvaluateScriptAsync(timeout, methodName, args);
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await task;
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return task.Result.ToBrowserResponse();
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}
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public async Task<WebBrowserResponse> EvaluateScriptAsync(string methodName, params object[] args)
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{
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if (_chromiumWebBrowser.IsDisposed)
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return default;
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var task = _chromiumWebBrowser.EvaluateScriptAsync(methodName, args);
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await task;
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return task.Result.ToBrowserResponse();
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}
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/// <summary>
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/// 执行js
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/// </summary>
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/// <param name="script">要执行的js代码</param>
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public void ExecuteScriptAsync(string script)
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{
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if (_chromiumWebBrowser.IsDisposed)
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return;
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_chromiumWebBrowser.ExecuteScriptAsync(script);
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}
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/// <summary>
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/// 执行js
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/// </summary>
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/// <param name="methodName">执行的方法名</param>
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/// <param name="args"></param>
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public void ExecuteScriptAsync(string methodName, params object[] args)
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{
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if (_chromiumWebBrowser.IsDisposed)
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return;
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_chromiumWebBrowser.ExecuteScriptAsync(methodName, args);
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}
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public new void Disposed()
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{
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if (_chromiumWebBrowser != null)
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{
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this.Controls.Clear();
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_chromiumWebBrowser.Dispose();
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}
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}
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public new bool IsDisposed()
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{
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return _chromiumWebBrowser.IsDisposed;
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}
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}
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}
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