public async void ClearAppCache()
{
// Create a message dialog
var dialog = new ContentDialog
{
Title = "Clear Application Cache?",
Content = new TextBlock { Text = "Warning: Clearing Application cache will delete the following things:\n• Cached Images.\n• Jumplist Items.\n• Pinned Live Tiles.\n• Notifications.\n\n To Continue press 'Clear Cache', this may take a while.", TextWrapping = TextWrapping.Wrap },
PrimaryButtonText = "Clear Cache",
SecondaryButtonText = "Cancel",
IsPrimaryButtonEnabled = true,
IsSecondaryButtonEnabled = true
};
var response = await dialog.ShowAsync();
if (response != ContentDialogResult.Primary)
{
return;
}
// Clear all jumplist items
await JumplistHelper.RemoveAllAsync();
// Clear all the live tiles
await TileService.Current.RemoveAllAsync();
// Remove all cached images from the app
var rootCacheFolder = await ApplicationData.Current.LocalFolder.CreateFolderAsync("cache", CreationCollisionOption.OpenIfExists);
await rootCacheFolder.DeleteAsync();
// Remove all toast notifications
ToastNotificationManager.History.Clear();
}
public async Task ProvisionAsync()
{
var jumplistHelper = new JumplistHelper();
if (JumplistHelper.IsJumplistPresent)
{
await jumplistHelper.ProvisionJumplistAsync();
}
}