public void OpenUrl(string url)
{
CustomChrominWebBrowser browser = new CustomChrominWebBrowser(url);
browser.LifeSpanHandler = LifeSpanHandler;
var page = new ChrominViewModel(browser);
browser.RequestHandler = new CustomRequestHandler();
browser.LoadHandler = new CustomLoadHandler(page);
browser.MenuHandler = new CustomMenuHandler();
browser.DownloadHandler = DownloadHandler;
//browser.StatusMessage += Browser_StatusMessage;
//browser.CommandBindings.Add(new CommandBinding(CustomDownloadHandler.DownloadUpdated,new ExecutedRoutedEventHandler(DownloadUpdated)));//,new CanExecuteRoutedEventHandler(CanDownloadUpdated)
page.IsSelected = true;
PreLoad = page;
if (PageList.Count > 0)
{
PageList.Insert(GetCurentPageIndex() + 1, page);
}
else
{
PageList.Add(page);
}
}
/// <summary>
/// 从TaskVIewList中移除已完成Task的对象
/// </summary>
/// <param name="ce"></param>
public void RemoveTaskBrowserView(CustomChrominWebBrowser ce)
{
ChrominViewModel target = null;
foreach (var item in TaskList)
{
if (item.WebBrowser == ce)
{
target = item; break;
}
}
if (target != null)
{
App.Current.Dispatcher.Invoke(() => { TaskList.Remove(target); });
}
}
public void CommandExcter(object pra)
{
if (pra is object[])
{
object[] cmds = pra as object[];
string cmd = cmds[0] as string;
ChrominViewModel cvm = cmds[1] as ChrominViewModel;
if (cvm == null || cvm.WebBrowser == null)
{
if (cmd != "_OpenUrl" && cmd != "_NewTask")
{
return;
}
}
switch (cmd)
{
case "_Back":
cvm.WebBrowser.GetBrowser().GoBack();
break;
case "_Fresh":
cvm.WebBrowser.GetBrowser().Reload();
break;
case "_Next":
cvm.WebBrowser.GetBrowser().GoForward();
break;
case "_Close":
cvm.WebBrowser.GetBrowser().CloseBrowser(false);
PageList.Remove(cvm);
break;
case "_OpenUrl":
OpenUrl((string)cmds[2]);
break;
case "_NewTask":
OpenTask((string)cmds[2]);
break;
default:
break;
}
}
}
//Task分配循环
private void BK_DoWork(object sender, DoWorkEventArgs e)
{
while (TaskHelper.HasTask())
{
CustomChrominWebBrowser browser = null; //尝试从对象池中获取一个可用对象
while (browser == null)
{
//任务队列还有任务
browser = BH.Get();
Thread.Sleep(2000);
//LogHelper.Debug("继续 等待可用对象");
}
{
var _MainTask = TaskHelper.PopTask();
if (_MainTask == null)
{
return;
}
//LogHelper.Debug(string.Format("取得任务[{0}],及可用对象", _MainTask.Action));
//LogHelper.Debug(string.Format("池=>{1}/{0} ", BH.GetPoolSize(), BH.GetObjectSize()));
browser.Info = _MainTask;
//获取到可用对象则进行解析任务
browser.RequestHandler = new CustomRequestHandler();
if (browser.LifeSpanHandler == null)
{
browser.LifeSpanHandler = LifeSpanHandler;
}
browser.LoadHandler = new CustomLoadHandler();
((CustomLoadHandler)browser.LoadHandler).OnStateChange += Browser_StateChanged;
browser.FrameLoadStart -= Browser_FrameLoadStart;
browser.FrameLoadStart += Browser_FrameLoadStart;
var page = new ChrominViewModel(browser);
//PreLoad = page;
App.Current.Dispatcher.BeginInvoke(new Action(() =>
{
browser.Address = browser.Info.Action;
TaskList.Add(page);
}));
}
}
}
public bool CommandJudger(object pra)
{
if (pra is object[])
{
object[] cmds = pra as object[];
string cmd = cmds[0] as string;
ChrominViewModel cvm = cmds[1] as ChrominViewModel;
//Console.WriteLine("Canexcute=====>" + cmd);
if (cvm == null || cvm.WebBrowser == null)
{
if (cmd == "_OpenUrl")
{
if (!string.IsNullOrWhiteSpace((string)cmds[2]))
{
return(true);
}
}
if (cmd == "_NewTask")
{
if (!string.IsNullOrWhiteSpace((string)cmds[2]))
{
return(true);
}
}
return(false);
}
switch (cmd)
{
case "_Back":
return(cvm.WebBrowser.CanGoBack);
case "_Fresh":
return(cvm.WebBrowser.Address != null);
case "_Next":
return(cvm.WebBrowser.CanGoForward);
case "_Close":
return(true);
case "_OpenUrl":
App.Current.Dispatcher.BeginInvoke(new Action(() =>
{
CommandManager.InvalidateRequerySuggested();
}));
if ((cvm == null || cvm.WebBrowser.Address == null))
{
if ((cmds[2] == null || (string)cmds[2] == ""))
{
return(false);
}
return(true);
}
else
{
return(cvm.WebBrowser.Address != cmds[2] as string);
}
case "_NewTask":
return(CmdHelper.CanAnalysis(cmds[2] as string));
default:
break;
}
}
return(pra == null ? false : true);
}