public async Task SaveNavigationAsync()
{
DebugWrite($"Frame: {FrameFacadeInternal.FrameId}");
if (CurrentPageType == null)
{
return;
}
var args = new CancelEventArgs <Type>(FrameFacadeInternal.CurrentPageType);
BeforeSavingNavigation?.Invoke(this, args);
if (args.Cancel)
{
return;
}
var state = FrameFacadeInternal.PageStateSettingsService(GetType().ToString());
if (state == null)
{
throw new InvalidOperationException("State container is unexpectedly null");
}
state.Write <string>("CurrentPageType", CurrentPageType.ToString());
state.Write <object>("CurrentPageParam", CurrentPageParam);
state.Write <string>("NavigateState", FrameFacadeInternal?.GetNavigationState());
await Task.CompletedTask;
}
public void SaveNavigation()
{
var state = State(GetType());
state["CurrentPageType"] = CurrentPageType.ToString();
state["CurrentPageParam"] = CurrentPageParam;
state["NavigateState"] = _frame.GetNavigationState();
}
public void SaveNavigation()
{
var state = FrameFacade.PageStateContainer(GetType());
if (state == null)
{
throw new InvalidOperationException("State container is unexpectedly null");
}
state["CurrentPageType"] = CurrentPageType?.ToString();
state["CurrentPageParam"] = CurrentPageParam;
state["NavigateState"] = FrameFacade?.GetNavigationState();
}
public void SaveNavigation()
{
var state = FrameFacade.PageStateContainer(GetType());
if (state == null)
{
throw new InvalidOperationException("State container is unexpectedly null");
}
state["CurrentPageType"] = CurrentPageType.ToString();
try { state["CurrentPageParam"] = CurrentPageParam; }
catch
{
throw new Exception("Failed to serialize page parameter, override/implement ToString()");
}
state["NavigateState"] = FrameFacade?.GetNavigationState();
}
/// <summary>
/// Save the navigation state.
/// </summary>
public void SaveNavigation()
{
// it is possible to close the application before we have navigated and created state
if (CurrentPageType == null)
{
return;
}
var state = FrameFacade.GetPageStateContainer(GetType());
if (state == null)
{
throw new InvalidOperationException("State container is unexpectedly null");
}
state[CURRENT_PAGE_TYPE_KEY] = CurrentPageType.ToString();
try { state[CURRENT_PAGE_PARAM_KEY] = CurrentPageParam; }
catch
{
throw new Exception("Failed to serialize page parameter, override/implement ToString()");
}
state[NAVIGATE_STATE_KEY] = FrameFacade?.GetNavigationState();
}