Files
FileManager-UWP/FileManager_UWP/ViewModel/FileListViewModel.cs
T

84 lines
2.8 KiB
C#

using FileManager_UWP.Model;
using FileManager_UWP.Service;
using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Command;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using Type = FileManager_UWP.Model.Type;
namespace FileManager_UWP.ViewModel {
public class FileListViewModel : ViewModelBase {
/// <summary>
/// 当前路径
/// </summary>
private string _path = "C:\\";
public string Path {
get => _path;
set => Set(nameof(Path), ref _path, value);
}
/// <summary>
/// 文件和文件夹列表
/// </summary>
private IEnumerable<Displayable> _displayFileFolderItems;
public IEnumerable<Displayable> DisplayFileFolderItems {
get => _displayFileFolderItems;
set => Set(nameof(DisplayFileFolderItems), ref _displayFileFolderItems, value);
}
private string _debugText;
public string DebugText {
get => _debugText;
set => Set(nameof(DebugText), ref _debugText, value);
}
/// <summary>
/// 刷新命令
/// </summary>
private RelayCommand _refreshCommand;
public RelayCommand RefreshCommand =>
_refreshCommand ?? (_refreshCommand = new RelayCommand(async () => {
var fileService = new FileService();
try {
var fileList = await fileService.GetDisplayFileFolderList(Path);
DisplayFileFolderItems = fileList;
} catch (Exception e) {
Debug.WriteLine(e.Message);
}
}));
private object _listSelectedItem;
public object ListSelectedItem {
get => _listSelectedItem;
set => Set(nameof(ListSelectedItem), ref _listSelectedItem, value);
}
private List<object> _listSelectedItems;
public List<object> ListSelectedItems {
get => _listSelectedItems;
set => Set(nameof(ListSelectedItems), ref _listSelectedItems, value);
}
/// <summary>
/// 刷新命令
/// </summary>
private RelayCommand _doubleTappedCommand;
public RelayCommand DoubleTappedCommand =>
_doubleTappedCommand ?? (_doubleTappedCommand = new RelayCommand(
() =>
{
Displayable i = ListSelectedItem as Displayable;
Debug.WriteLine("Double tapped");
if (i != null && (i.Type == Type.Folder || i.Type == Type.Disk))
{
Debug.WriteLine("double tapped: " + i.Name);
Path = i.Path;
RefreshCommand.Execute(null);
}
}));
}
}