/// <summary>
/// 当已经找到目标导航内容且可通过 Content 属性获得时发生，即使此时可能尚未完成加载，目标导航内容触发。
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="System.Windows.Navigation.NavigationEventArgs"/> instance containing the event data.</param>
internal virtual void OnNavigatedTo(object sender, NavigationEventArgs e)
{
if (NavigationService.NavigationMode == EWellNavigationMode.History)
{
_guid = NavigationService.CurrentItem.Guid;
}
if (e.Uri != null)
{
int queryIndex = e.Uri.ToString().IndexOf('?');
if (queryIndex > 0)
{
QueryString = new Dictionary <string, string>();
//var ie = from match in e.Uri.ToString().Split('?').
// Where(m => m.Contains('=')).
// SelectMany(pr => pr.Split('&'))
// where match.Contains('=')
// select new KeyValuePair<string, String>(
// match.Split('=')[0],
// match.Split('=')[1]);
var ienumerable = from param in e.Uri.ToString().Substring(queryIndex + 1).Split('&')
where param.Contains('=')
select new KeyValuePair <string, string>(param.Split('=')[0], param.Split('=')[1]);
ienumerable.ToList().ForEach(kvp => QueryString.Add(kvp.Key, kvp.Value));
//ienumerable.ToList().ForEach(kvp => QueryString.Add(kvp.Key, HttpUtility.UrlDecode(kvp.Value)));
}
}
if (NavigationService.NavigationMode == EWellNavigationMode.History)
{
_pageStates = NavigationService.CurrentItem.PageStates;
}
}
/// <summary>
/// 当请求新导航发生后, 保存当前页面的数据.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="System.Windows.Navigation.NavigatingCancelEventArgs"/> instance containing the event data.</param>
internal virtual void OnSaveState(object sender, NavigatingCancelEventArgs e)
{
_pageStates = new PageStateCollection();
if (AutoSavePageState)
{
LoadState((sender as Frame).Content as FrameworkElement);
}
}