public Task<bool> Pin(TileInfo tileInfo)
{
var result = false;
if (IsPinned(tileInfo))
{
Unpin(tileInfo).Wait();
}
var tileData = new StandardTileData
{
Title = tileInfo.DisplayName,
BackgroundImage = tileInfo.LogoUri,
Count = tileInfo.Count,
BackTitle = tileInfo.AppName,
BackBackgroundImage = new Uri("", UriKind.Relative),
BackContent = tileInfo.DisplayName
};
try
{
ShellTile.Create(new Uri(string.Format("/View/Shell.xaml?routeId={0}&routeName={1}", tileInfo.TileId, tileInfo.DisplayName), UriKind.Relative), tileData);
result = true;
}
catch (Exception)
{
result = false;
}
return Task.FromResult<bool>(result);
}
public Task<bool> Unpin(TileInfo tileInfo)
{
ShellTile tile = FindTile(tileInfo);
if (tile != null)
{
tile.Delete();
}
return Task.FromResult<bool>(true);
}
public SegmentViewModel()
{
//http://msdn.microsoft.com/zh-cn/magazine/jj991977.aspx
//http://www.cnblogs.com/valentineisme/archive/2013/05/20/3088114.html
if (ViewModelBase.IsInDesignModeStatic)
{
InitSegments().ContinueWith(s => GetRealTimeInfo(null));
}
else
{
Messenger.Default.Register<LineEntity>(this, "Navigate", async s =>
{
SelectedLineEntity = s;
Segments = null;
await InitSegments();
});
//Messenger.Default.Register<Station2Entity>(this, "AutoRetrieveRealTimeInformation", s =>
//{
// if (null == s) return;
// GetRealTimeInfo(s);
//});
Messenger.Default.Register<string>(this, "PinLine", async s =>
{
if (null != _segments)
{
// pin to start
ISecondaryPinner pinner = new SecondaryPinner();
TileInfo tile = new TileInfo();
tile.AppName = "无锡公交";
tile.Count = 0;
tile.Arguments = _selectedLineEntity.RouteId;
tile.DisplayName = _selectedLineEntity.RouteName;
tile.ShortName = _selectedLineEntity.RouteName;
tile.TileId = _selectedLineEntity.RouteId;
tile.LogoUri = new Uri("/Assets/Images/Logo210-210.png", UriKind.Relative);
tile.WideLogoUri = new Uri("/Assets/Images/WideLogo434-210.png", UriKind.Relative);
await pinner.Pin(tile);
}
});
}
}
private ShellTile FindTile(TileInfo tileInfo)
{
return ShellTile.ActiveTiles.FirstOrDefault(tile => tile.NavigationUri.ToString() == string.Format("/View/Shell.xaml?routeId={0}&routeName={1}", tileInfo.TileId, tileInfo.DisplayName));
}
public bool IsPinned(TileInfo tileInfo)
{
return FindTile(tileInfo) != null;
}
