using System; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Text; namespace AIStudio.Wpf.DiagramDesigner { public class VideoItemViewModel : MediaItemViewModel { protected override string Filter { get; set; } = "视频|*.wmv;*.asf;*.asx;*.rm;*.rmvb;*.mp4;*.3gp;*.mov;*.m4v;*.avi;*.dat;*.mkv;*.flv;*.vob"; public VideoItemViewModel() : base() { } public VideoItemViewModel(IDiagramViewModel root, MediaDesignerItem designer) : base(root, designer) { } public VideoItemViewModel(IDiagramViewModel root, string json) : base(root, json) { } } }