/// <summary>
/// 添加一个DownloadBar到主界面，为了避免线程问题写在这里
/// 这段代码包含建立下载器的细节
/// </summary>
public async void AddDownloadBar(AbstractDownloader downloader)
{
GC.Collect();
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
DownloadBar db = new DownloadBar();
DownloadBarCollection.Add(db);
db.SetDownloader(downloader);
});
}
private async void InitializeAsync()
{
//恢复上次关闭时保存的控件
var list = await TXDataFileIO.GetMessagesAsync();
if (list != null)
{
foreach (Models.DownloaderMessage ms in list)
{
DownloadBar db = new DownloadBar();
DownloadBarCollection.Add(db);
AbstractDownloader dw = AbstractDownloader.GetDownloaderFromType(ms.DownloaderType);
db.SetDownloader(dw);
dw.SetDownloaderFromBreakpoint(ms);
}
}
if (Settings.DownloadsFolderToken == null)
{
var contentDialog = new ContentDialog()
{
Title = Strings.AppResources.GetString("DownloadFolderPathIllegal"),
Content = Strings.AppResources.GetString("SetDownloadFolder"),
PrimaryButtonText = Strings.AppResources.GetString("Select"),
SecondaryButtonText = Strings.AppResources.GetString("Cancel"),
FullSizeDesired = false,
};
contentDialog.PrimaryButtonClick += async(sender, e) =>
{
var folderPicker = new FolderPicker();
folderPicker.FileTypeFilter.Add(".");
StorageFolder folder = null;
folder = await folderPicker.PickSingleFolderAsync();
if (folder == null)
{
App.Current.Exit();
}
else
{
Settings.DownloadsFolderToken = StorageApplicationPermissions
.MostRecentlyUsedList.Add(folder);
}
};
contentDialog.SecondaryButtonClick += (sender, e) =>
App.Current.Exit();
await contentDialog.ShowAsync();
}
}
private async void InitializeAsync()
{
DownloadBarCollection.CollectionChanged += DownloadBarCollection_CollectionChanged;//订阅内容变化事件
//恢复上次关闭时保存的控件
var list = await StorageManager.GetMessagesAsync();
if (list != null)
{
foreach (Models.DownloaderMessage ms in list)
{
DownloadBar db = new DownloadBar();
DownloadBarCollection.Add(db);
AbstractDownloader dw = AbstractDownloader.GetDownloaderFromType(ms.DownloaderType);
db.SetDownloader(dw);
dw.SetDownloaderFromBreakpoint(ms);
}
}
}
