public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
var playlists = values[0] as IList <Playlist>;
var viewModel = values[1] as ShellViewModel;
if (playlists == null || viewModel == null)
{
return(null);
}
var result = new List <PlaylistItemViewModel>(playlists.Count);
foreach (var playlist in playlists)
{
var menuItem = new PlaylistItemViewModel
{
Name = playlist.Name,
Action = async() =>
{
await viewModel.AddToPlaylist(playlist.Id);
}
};
result.Add(menuItem);
}
return(new ObservableCollection <PlaylistItemViewModel>(result));
}
/// <summary>
/// 添加媒体文件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnAdditem_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Multiselect = false;
ofd.Filter = "媒体文件|*.jpg;*.bmp;*.jpeg;*.png;*.wmv;";
ofd.ShowDialog();
if (!string.IsNullOrEmpty(ofd.FileName))
{
PlaylistItemViewModel itemVM = new PlaylistItemViewModel();
itemVM.Name = ofd.SafeFileName;
itemVM.FilePath = ofd.FileName;
int sum = 0;
if (itemVM.Name.Substring(itemVM.Name.LastIndexOf(".")) == ".wmv" || itemVM.Name.Substring(itemVM.Name.LastIndexOf(".")) == ".WMV")
{
Shell32.Shell shell = new Shell32.Shell();
Shell32.Folder folder = shell.NameSpace(ofd.FileName.Substring(0, ofd.FileName.LastIndexOf("\\")));
Shell32.FolderItem folderitem = folder.ParseName(ofd.SafeFileName);
string len;
if (Environment.OSVersion.Version.Major >= 6)
{
len = folder.GetDetailsOf(folderitem, 27);
}
else
{
len = folder.GetDetailsOf(folderitem, 21);
}
string[] str = len.Split(new char[] { ':' });
sum = int.Parse(str[0]) * 3600 + int.Parse(str[1]) * 60 + int.Parse(str[2]) + 1;
}
else
{
if (Playlist.ItemList.Count > 0)
{
for (int i = Playlist.ItemList.Count - 1; i >= 0; i--)
{
if (Playlist.ItemList[i].Name.Substring(Playlist.ItemList[i].Name.LastIndexOf(".")) != ".WMV" && Playlist.ItemList[i].Name.Substring(Playlist.ItemList[i].Name.LastIndexOf(".")) != ".wmv")
{
sum = Playlist.ItemList[i].SunTime;
break;
}
}
}
}
if (sum == 0)
{
sum = 10;
}
itemVM.SunTime = sum;
itemVM.Md5Value = SeatManage.SeatManageComm.SeatComm.GetMD5HashFromFile(itemVM.FilePath);
Playlist.ItemList.Add(itemVM);
}
}
/// <summary>
/// 下移
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btndown_Click(object sender, RoutedEventArgs e)
{
if (itemlistView.SelectedIndex > -1)
{
PlaylistItemViewModel selectitem = itemlistView.Items[itemlistView.SelectedIndex] as PlaylistItemViewModel;
int index = Playlist.ItemList.IndexOf(selectitem);
if (index < Playlist.ItemList.Count - 1)
{
Playlist.ItemList.Move(index, index + 1);
}
}
}
/// <summary>
/// 删除
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btndelete_Click(object sender, RoutedEventArgs e)
{
if (itemlistView.SelectedIndex > -1)
{
MessageBoxResult endResult;
endResult = MessageBox.Show("确认要删除此条媒体文件吗？", "删除提示", MessageBoxButton.YesNo, MessageBoxImage.Question);
if (endResult == MessageBoxResult.Yes)
{
PlaylistItemViewModel selectitem = itemlistView.Items[itemlistView.SelectedIndex] as PlaylistItemViewModel;
int index = Playlist.ItemList.IndexOf(selectitem);
if (index < Playlist.ItemList.Count && index > -1)
{
Playlist.ItemList.RemoveAt(index);
}
}
}
}
/// <summary>
/// 批量添加文件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button_AddloopMedia_Click(object sender, RoutedEventArgs e)
{
MediaEditWindow med = new MediaEditWindow();
med.Playlist = new PlaylistInfoViewModel();
med.ShowDialog();
if (med.Playlist.LoopList.Count > 0)
{
foreach (PlaylistItemViewModel loopitem in med.Playlist.LoopList)
{
PlaylistItemViewModel itemVM = new PlaylistItemViewModel();
itemVM.Name = loopitem.Name;
itemVM.FilePath = loopitem.FilePath;
itemVM.SunTime = loopitem.SunTime;
itemVM.Md5Value = loopitem.Md5Value;
Playlist.ItemList.Add(itemVM);
}
}
}