/// <summary>
/// 显示一个用户自定义UI页到UIFrame
/// </summary>
/// <param name="uiPageName">页面的名字</param>
/// <returns>页面是否存在</returns>
public static bool ShowUIPage(string uiPageName)
{
try
{
var up = ViewPageManager.RetrievePage(uiPageName);
if (up == null)
{
if (ViewPageManager.typeDict.ContainsKey(uiPageName))
{
var pageType = ViewPageManager.typeDict[uiPageName];
var pageObj = (Page)Activator.CreateInstance(pageType);
ViewPageManager.RegisterPage(uiPageName, pageObj);
ViewManager.mWnd.uiFrame.Visibility = System.Windows.Visibility.Visible;
ViewManager.mWnd.uiFrame.Content = pageObj;
return(true);
}
return(false);
}
ViewManager.mWnd.uiFrame.Visibility = System.Windows.Visibility.Visible;
ViewManager.mWnd.uiFrame.Content = up;
return(true);
}
catch (Exception ex)
{
LogUtils.LogLine("Show UI Page in uiframe failed. " + ex, "ViewPageManager", LogLevel.Error);
return(false);
}
}
/// <summary>
/// 导航到目标页面
/// </summary>
/// <param name="toPageName">目标页面在页管理器里的唯一标识符</param>
public static void NavigateTo(string toPageName)
{
// 不在主舞台就不处理调用堆栈
if ((ViewPageManager.CurrentPage is PageView.Stage2D || ViewPageManager.CurrentPage is PageView.Stage3D) &&
toPageName != GlobalConfigContext.FirstViewPage)
{
Director.PauseUpdateContext();
}
var rp = ViewPageManager.RetrievePage(toPageName);
try
{
if (rp != null && ViewPageManager.CurrentPage != null)
{
NavigationService.GetNavigationService(ViewPageManager.CurrentPage)?.Navigate(rp);
ViewPageManager.PageCallStack.Push(rp);
}
else
{
LogUtils.LogLine(string.Format("Cannot find page: {0}, Navigation service ignored.", toPageName),
"ViewPageManager", LogLevel.Error);
Director.GetInstance().GetMainRender().Shutdown();
}
}
catch (Exception ex)
{
LogUtils.LogLine(string.Format("Cannot find page: {0}, Navigation service ignored. {1}", toPageName, ex),
"ViewPageManager", LogLevel.Error);
Director.GetInstance().GetMainRender().Shutdown();
}
// 如果目标页是主舞台就恢复处理调用堆栈
if (toPageName == GlobalConfigContext.FirstViewPage)
{
Director.ResumeUpdateContext();
}
}
