public void OnListItemSelected (object sender, SelectedItemChangedEventArgs e)
{
if (e.SelectedItem != null) {
if (e.SelectedItem is CategoryViewModel) {
Category selectedCategory = ((CategoryViewModel)e.SelectedItem).Category;
//probably should not display category at all, but now its better than crash
if (selectedCategory.Articles.Count == 0)
return;
ContentPage nextPage;
if (selectedCategory.Articles.Count > 1) {
nextPage = new ArticleListPage () { ViewModel = new ArticleListViewModel (selectedCategory) };
} else {
nextPage = new TextArticlePage () { ViewModel = new ArticleViewModel (selectedCategory.Articles [0]) };
}
Navigation.PushAsync (nextPage);
} else if (e.SelectedItem is ArticleViewModel) {
ArticleViewModel selectedSearchArtile = (ArticleViewModel)e.SelectedItem;
var articlePage = new TextArticlePage () { ViewModel = selectedSearchArtile };
Navigation.PushAsync (articlePage);
}
myListView.SelectedItem = null;
}
}
public void OnArticleSelected(object sender, SelectedItemChangedEventArgs e)
{
if (e.SelectedItem != null) {
TextArticle selectedArticle = ((ArticleViewModel)e.SelectedItem).Article;
TextArticlePage nextPage = new TextArticlePage () {
ViewModel = new ArticleViewModel (selectedArticle)
};
Navigation.PushAsync (nextPage);
myListView.SelectedItem = null;
}
}
