public void InitPropValus(Lib.PlanFile PFile)
{
if (PFile == null)
{
return;
}
CurFile = PFile;
if (PFile.CanReadUserIds != null)
{
CurFileHasGrantNames = string.Join(",", AppSet.SysUsers.Where(e => PFile.CanReadUserIds.Contains(e.Id, System.StringComparison.Ordinal)).Select(x => x.Name)?.ToArray());
}
if (PFile.UserId != null)
{
CurFileCreateUserName = string.Join(",", AppSet.SysUsers.Where(e => PFile.UserId.Equals(e.Id, System.StringComparison.Ordinal)).Select(x => x.Name)?.ToArray());
}
if (AppSet.LoginUser.Post.Equals("管理员"))
{
CanRead = CanUpdate = CanDelete = "Visible";
return;
}
if (CurFile.UserId.Equals(AppSet.LoginUser.Id, System.StringComparison.Ordinal))
{
CanRead = CanDelete = CanUpdate = "Visible";
return;
}
if (CurFile.CanReadUserIds.Contains(AppSet.LoginUser.Id, System.StringComparison.Ordinal))
{
CanRead = "Visible";
}
}
/// <summary>
/// 初始化视图模型属性值。
/// </summary>
/// <param name="P_File">待修改、删除的文件对象</param>
/// <param name="P_DelFileCallBackFun">删除文件后回调的函数</param>
public void Init_FileInfo(Lib.PlanFile P_File, Action <Lib.PlanFile> P_DelFileCallBackFun = null)
{
_CurUCViewModel = new CurUCViewModel();
_CurUCViewModel.InitPropValus(P_File);
_DelFileCallBackFun = P_DelFileCallBackFun;
DataContext = _CurUCViewModel;
}
/// <summary>
/// 从服务器删除文件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void Image_Delete_MouseLeftButtonUpAsync(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
Lib.PlanFile SelectFile = LB_FileList.SelectedItem as Lib.PlanFile;
if (!AppFuns.ShowMessage($"删除文件《{SelectFile.Name}》？", "确认", showYesNo: true))
{
return;
}
ExcuteResult delResult = await DataPlanFileRepository.DeleteFileInfo(SelectFile);
if (delResult.State == 0)
{
_UCPlanInfoVM.PlanFiles.Remove(SelectFile);
}
}
/// <summary>
/// 转到文件夹
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void MenuItem_ToFolder_ClickAsync(object sender, RoutedEventArgs e)
{
Lib.PlanFile SelectFile = LB_FileList.SelectedItem as Lib.PlanFile;
string theDownFileName = await DownLoadFile(SelectFile, false);
if (theDownFileName != null)
{
System.Diagnostics.Process.Start("Explorer", "/select," + theDownFileName);
}
else
{
AppFuns.ShowMessage("文件下载失败，可能该文件已被删除！", "警告");
}
}
/// <summary>
/// 拷贝文件到剪贴板
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void MenuItem_CopyFile_ClickAsync(object sender, RoutedEventArgs e)
{
Lib.PlanFile SelectFile = LB_FileList.SelectedItem as Lib.PlanFile;
string theDownFileName = await DownLoadFile(SelectFile, false);
if (theDownFileName != null)
{
System.Collections.Specialized.StringCollection files = new System.Collections.Specialized.StringCollection();
files.Add(theDownFileName);
Clipboard.SetFileDropList(files);
}
else
{
AppFuns.ShowMessage("文件下载失败，可能该文件已被删除！", "警告");
}
}
/// <summary>
/// 重新下载并打开文件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void MenuItem_ReDwonLoad_ClickAsync(object sender, RoutedEventArgs e)
{
MenuItem curMenuItem = sender as MenuItem;
curMenuItem.IsEnabled = false;
Lib.PlanFile SelectFile = LB_FileList.SelectedItem as Lib.PlanFile;
string theDownFileName = await DownLoadFile(SelectFile, true);
if (theDownFileName != null)
{
FileOperation.UseDefaultAppOpenFile(theDownFileName);
}
else
{
AppFuns.ShowMessage("文件下载失败，可能该文件已被删除！", "警告");
}
curMenuItem.IsEnabled = true;
}
/// <summary>
/// 打开所选文件。
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void TB_OpenFile_MouseLeftButtonUpAsync(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
TextBlock curTextBlock = sender as TextBlock;
curTextBlock.IsEnabled = false;
Lib.PlanFile SelectFile = LB_FileList.SelectedItem as Lib.PlanFile;
string theDownFileName = await DownLoadFile(SelectFile, false);
if (theDownFileName != null)
{
FileOperation.UseDefaultAppOpenFile(theDownFileName);
}
else
{
AppFuns.ShowMessage("文件下载失败，可能该文件已被删除！", "警告");
}
curTextBlock.IsEnabled = true;
}
public CurWinViewModel(FileInfo P_FileInfo, string P_OwnerType, string P_PlanId, string P_OwnerContentType)
{
UpFileInfo = P_FileInfo;
EntityFile = new Lib.PlanFile
{
ContentType = P_OwnerContentType,
PlanId = P_PlanId,
Name = UpFileInfo.Name.Substring(0, P_FileInfo.Name.LastIndexOf('.')),
UserId = AppSet.LoginUser.Id,
Length = UpFileInfo.Length,
ExtendName = UpFileInfo.Extension,
UpIntProgress = 0,
DownIntProgress = 100,
Pubdate = System.DateTime.Now,
UpDateTime = System.DateTime.Now,
Describe = "",
};
InitUserList();
}
/// <summary>
/// 下载文件，成功返回带路径的文件名，失败返回Null
/// </summary>
/// <param name="WillDownFile"></param>
/// <param name="ReDownLoad"></param>
/// <returns></returns>
private async Task <string> DownLoadFile(Lib.PlanFile WillDownFile, bool ReDownLoad = false)
{
ProgressMessageHandler progress = new ProgressMessageHandler();
progress.HttpReceiveProgress += (object sender, HttpProgressEventArgs e) =>
{
WillDownFile.DownIntProgress = e.ProgressPercentage;
};
string theDownFileName = await DataPlanFileRepository.DownloadFile(WillDownFile, false, progress);
if (theDownFileName != null)
{
WillDownFile.DownIntProgress = 100;
return(theDownFileName);
}
else
{
return(null);
}
}