90 lines
3.4 KiB
C#
90 lines
3.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Drawing;
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using Windows.Storage;
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using Windows.Storage.FileProperties;
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using Windows.UI.Xaml.Media;
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using Windows.UI.Xaml.Media.Animation;
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using Windows.UI.Xaml.Media.Imaging;
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namespace FileManager_UWP.Model {
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/// <summary>
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/// 显示用的文件文件夹统一类
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/// </summary>
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public class DisplayFileFolderItem {
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public string Name { get; set; }
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public string Path { get; set; }
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public bool IsFolder { get; set; }
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public BitmapImage Icon { get; set; }
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public DisplayFileFolderItem(StorageFolder file) {
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Name = file.Name;
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Path = file.Path;
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IsFolder = true;
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}
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public DisplayFileFolderItem(StorageFile file) {
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Name = file.Name;
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Path = file.Path;
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IsFolder = false;
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}
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private DisplayFileFolderItem() { }
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public static async Task<DisplayFileFolderItem> GetInstance(StorageFile file)
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{
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DisplayFileFolderItem obj = new DisplayFileFolderItem
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{
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Name = file.Name,
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Path = file.Path,
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IsFolder = false,
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Icon = new BitmapImage()
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};
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var thumbnail = await file.GetThumbnailAsync(ThumbnailMode.ListView, 32);
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await obj.Icon.SetSourceAsync(thumbnail).AsTask();
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//var imgExt = new[] { "bmp", "gif", "jpeg", "jpg", "png" }.FirstOrDefault(ext => file.Path.ToLower().EndsWith(ext));
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//if (imgExt != null) {
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// var dummy = await ApplicationData.Current.TemporaryFolder.CreateFileAsync("dummy." + imgExt, CreationCollisionOption.ReplaceExisting); //may overwrite existing
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// obj.Icon = await dummy.GetThumbnailAsync(ThumbnailMode.SingleItem, 32);
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//} else {
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// obj.Icon = await file.GetThumbnailAsync(ThumbnailMode.SingleItem, 32);
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//}
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return obj;
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}
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public static async Task<DisplayFileFolderItem> GetInstance(StorageFolder file) {
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DisplayFileFolderItem obj = new DisplayFileFolderItem {
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Name = file.Name,
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Path = file.Path,
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IsFolder = false,
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Icon = new BitmapImage()
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};
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var thumbnail = await file.GetThumbnailAsync(ThumbnailMode.ListView, 32);
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await obj.Icon.SetSourceAsync(thumbnail).AsTask();
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//var imgExt = new[] { "bmp", "gif", "jpeg", "jpg", "png" }.FirstOrDefault(ext => file.Path.ToLower().EndsWith(ext));
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//if (imgExt != null) {
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// var dummy = await ApplicationData.Current.TemporaryFolder.CreateFileAsync("dummy." + imgExt, CreationCollisionOption.ReplaceExisting); //may overwrite existing
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// obj.Icon = await dummy.GetThumbnailAsync(ThumbnailMode.SingleItem, 32);
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//} else {
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// obj.Icon = await file.GetThumbnailAsync(ThumbnailMode.SingleItem, 32);
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//}
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return obj;
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}
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public static DisplayFileFolderItem parent(string current) {
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DisplayFileFolderItem d = new DisplayFileFolderItem();
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d.Name = "..";
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d.IsFolder = true;
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d.Path = current.Substring(0, current.LastIndexOf('\\'));
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if (d.Path.Length == 2)
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d.Path += "\\";
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return d;
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}
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}
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}
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