public CategoryPostDS(Category cateogry)
{
// check category
if (cateogry == null)
{
throw new ArgumentNullException("category");
}
if (!Uri.IsWellFormedUriString(cateogry.Href, UriKind.RelativeOrAbsolute))
{
throw new ArgumentException("href of category");
}
this.Category = cateogry;
}
/// <summary>
/// The methods provided in this section are simply used to allow
/// NavigationHelper to respond to the page's navigation methods.
/// <para>
/// Page specific logic should be placed in event handlers for the
/// <see cref="NavigationHelper.LoadState"/>
/// and <see cref="NavigationHelper.SaveState"/>.
/// The navigation parameter is available in the LoadState method
/// in addition to page state preserved during an earlier session.
/// </para>
/// </summary>
/// <param name="e">Provides data for navigation methods and event
/// handlers that cannot cancel the navigation request.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
if (e.NavigationMode == NavigationMode.New)
{
Logger.LogAgent.GetInstance().WriteLog(this.GetType().ToString());
}
this.navigationHelper.OnNavigatedTo(e);
this.category = e.Parameter as Category;
this.LoadData();
}
private static async Task<StorageFile> GetFollowedCategoryFileAsync(Category category)
{
if (category != null)
{
var roamingFolder = Windows.Storage.ApplicationData.Current.RoamingFolder;
var destFolder = await roamingFolder.CreateFolderAsync(FOLLOW_CATEGORY_FOLDER, Windows.Storage.CreationCollisionOption.OpenIfExists);
var destFile = await destFolder.CreateFileAsync(category.Id + ".xml", Windows.Storage.CreationCollisionOption.ReplaceExisting);
return destFile;
}
else
{
return null;
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
navigationHelper.OnNavigatedTo(e);
if (e.NavigationMode == NavigationMode.New)
{
Logger.LogAgent.GetInstance().WriteLog(this.GetType().ToString());
}
this.category = e.Parameter as Category;
//change the topic
this.TitleControl.Text = loader.GetString("CategoryTitleText") + " - " + category.Name;
this.LoadData();
}