//将书架中的书籍通过邮件分享txt文件和封面
private void MenuFlyoutItemShare_Click(object sender, RoutedEventArgs e)
{
var s = sender as FrameworkElement;
shareItem = (BookInShelf)s.DataContext;
DataTransferManager.ShowShareUI();
}
//添加到书架
public void AddBookItem(string title)
{
BookInShelf item = new BookInShelf(title);
this.shelfItems.Add(item);
BookDB.addToBookShelf(item.Id, item.Title, item.Pages);
UpdateTile();
}
//点击书架的书籍，跳转到阅读页面
private void read_Click(object sender, ItemClickEventArgs e)
{
BookInShelf bookInShelf = e.ClickedItem as BookInShelf;
string type = "0";
string id = bookInShelf.Id;
string title = bookInShelf.Title;
string pages = bookInShelf.Pages;
string[] parameter = { type, title, pages, id };
this.Frame.Navigate(typeof(ReadPage), parameter);
}
//从数据库初始化书架信息
public void ImportDB()
{
shelfItems.Clear();
ObservableCollection <string[]> books = BookDB.getBooksFromShelf();
foreach (string[] book in books)
{
string id = book[0];
string title = book[1];
string pages = book[2];
BookInShelf item = new BookInShelf(id, title, pages);
shelfItems.Add(item);
}
}
//往书架添加本地txt文件
private async void addShelf(object sender, RoutedEventArgs e)
{
FileOpenPicker openPicker = new FileOpenPicker();
openPicker.ViewMode = PickerViewMode.Thumbnail;
openPicker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
openPicker.FileTypeFilter.Add(".txt");
StorageFile file = await openPicker.PickSingleFileAsync();
StorageFolder localFolder = ApplicationData.Current.LocalFolder;
StorageFolder bookFolder = await localFolder.CreateFolderAsync("books", CreationCollisionOption.OpenIfExists);
if (file != null)
{
await file.CopyAsync(bookFolder, file.Name, NameCollisionOption.ReplaceExisting);
string title = file.DisplayName;
BookInShelf bookInShelf = new BookInShelf(title);
bookInShelfViewModel.AddBookItem(title);
}
}