/// <summary>
/// 浏览器窗口常用操作类
/// </summary>
/// <param name="defWidth">默认宽度</param>
/// <param name="defHeight">默认高度</param>
/// <param name="initialUrl">初始的超链接，默认为空白页</param>
public WebBrowserWindow(int defWidth, int defHeight, string initialUrl = "about:blank")
{
_currentWidth = defWidth;
_currentHeight = defHeight;
_currentURL = initialUrl;
_browserClient = new FxCore.BrowserClient(this);
}
/// <summary>
/// 浏览器生命周期事件处理类
/// </summary>
/// <param name="client">浏览器客户端事件处理对象</param>
internal LifeSpanHandler(BrowserClient client)
{
_currentClient = client;
OnAfterCreated += new CfxOnAfterCreatedEventHandler(LifeSpanHandler_OnAfterCreated);
OnBeforePopup += new CfxOnBeforePopupEventHandler(LifeSpanHandler_OnBeforePopup);
}