private async void DownloaderStateChanged(Enums.DownloadState state)
{
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
Debug.WriteLine("State Change: " + state.ToString());
VisualStateManager.GoToState(this, state.ToString(), false);
if (state == Enums.DownloadState.Done)
{
SizeBlock.Text = StringConverter.GetPrintSize(downloader.Message.DownloadSize);
string folderPath = (await StorageManager.TryGetFolderAsync(downloader.Message.FolderToken))?.Path;
if (folderPath == null)
{
folderPath = Strings.AppResources.GetString("FolderNotExist");
}
SpeedBlock.Text = folderPath;
Models.DownloaderMessage message = downloader.Message;
NameBlock.Text = message.FileName + message.Extention;
}
else if (state == Enums.DownloadState.Prepared)
{
Models.DownloaderMessage message = downloader.Message;
NameBlock.Text = message.FileName + message.Extention;
int per = (int)((message.FileSize == null) ? 0
: (100f * message.DownloadSize / message.FileSize));
ProgressBlock.Text = (message.FileSize == null) ? "-%" : (per + "%");
Bar.Value = per;
SizeBlock.Text = StringConverter.GetPrintSize(message.DownloadSize)
+ " / " + (message.FileSize == null ? "--" :
StringConverter.GetPrintSize((long)message.FileSize));
SpeedBlock.Text = "-/s ";
}
});
}
private async void DownloaderStateChanged(Enums.DownloadState state)
{
//在后台运行（挂起或最小化）不更新UI
if (((App)App.Current).InBackground)
{
return;
}
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
if (state == Enums.DownloadState.Pause)
{
PauseButton.IsEnabled = false;
PlayButton.IsEnabled = true;
DeleteButton.IsEnabled = true;
RefreshButton.IsEnabled = true;
Bar.ShowPaused = true;
}
else if (state == Enums.DownloadState.Error)
{
PauseButton.IsEnabled = false;
PlayButton.IsEnabled = false;
DeleteButton.IsEnabled = true;
RefreshButton.IsEnabled = true;
Bar.ShowPaused = true;
}
else if (state == Enums.DownloadState.Downloading)
{
PauseButton.IsEnabled = true;
PlayButton.IsEnabled = false;
DeleteButton.IsEnabled = true;
RefreshButton.IsEnabled = true;
Bar.ShowPaused = false;
}
else if (state == Enums.DownloadState.Done)
{
Bar.Value = 100;
ProgressBlock.Text = "100%";
PlayButton.IsEnabled = false;
PauseButton.IsEnabled = false;
DeleteButton.IsEnabled = false;
RefreshButton.IsEnabled = false;
}
else if (state == Enums.DownloadState.Prepared)
{
HideGlassLabel.Begin();
Models.DownloaderMessage message = downloader.Message;
NameBlock.Text = message.FileName + message.Extention;
PauseButton.IsEnabled = false;
PlayButton.IsEnabled = true;
DeleteButton.IsEnabled = true;
RefreshButton.IsEnabled = false;
int per = (int)((message.FileSize == null) ? 0
: (100f * message.DownloadSize / message.FileSize));
ProgressBlock.Text = (message.FileSize == null) ? "-%" : (per + "%");
Bar.Value = per;
SizeBlock.Text = StringConverter.GetPrintSize(message.DownloadSize)
+ " / " + (message.FileSize == null ? "--" :
StringConverter.GetPrintSize((long)message.FileSize));
SpeedBlock.Text = "-/s ";
}
});
}
