cefSharp下载文件代码
cefSharp如何下载代码呢,如下图
具体代码如下
1、创建一个下载类,实现下载接口
public class DownloadHandler : IDownloadHandler { public event EventHandler<DownloadItem> OnBeforeDownloadFired; public event EventHandler<DownloadItem> OnDownloadUpdatedFired; BrowserForm mainForm; public DownloadHandler(BrowserForm form) { mainForm = form; } public void OnBeforeDownload(IBrowser browser, DownloadItem downloadItem, IBeforeDownloadCallback callback) { } public void OnDownloadUpdated(IBrowser browser, DownloadItem downloadItem, IDownloadItemCallback callback) { } public void OnBeforeDownload(IWebBrowser chromiumWebBrowser, IBrowser browser, DownloadItem downloadItem, IBeforeDownloadCallback callback) { var handler = OnBeforeDownloadFired; if (handler != null) { handler(this, downloadItem); } if (!callback.IsDisposed) { using (callback) { callback.Continue(downloadItem.SuggestedFileName, showDialog: true); } } } public void OnDownloadUpdated(IWebBrowser chromiumWebBrowser, IBrowser browser, DownloadItem downloadItem, IDownloadItemCallback callback) { var handler = OnDownloadUpdatedFired; if (handler != null) { handler(this, downloadItem); } } }
2、接入该类
browser = new ChromiumWebBrowser("bfw.wiki") { Dock = DockStyle.Fill, }; browser.LifeSpanHandler = new OpenPageSelf(); browser.MenuHandler = new CustomMenuHandler(); browser.DownloadHandler = new DownloadHandler(this);Ok,就这么简单,开发环境vs2019 netframe4.5.2
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