/// <summary>
/// 附件上传
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnUpload_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.CheckFileExists = true; //检查文件是否存在
dlg.Multiselect = false; //是否允许多选，false表示单选
dlg.CheckPathExists = true;
//只限制上传word和excel
dlg.Filter = "Office Files|*.doc;*.docx;*.xls;*.xlsx";
if ((bool)dlg.ShowDialog())
{
string attpath = dlg.FileName;
string attname = dlg.SafeFileName;
string xpsname = attname.Substring(0, attname.LastIndexOf(".")) + ".xps";
string xpspath = System.IO.Path.Combine(FileManageHelper.GetPath(), xpsname);
try
{
if (OfficeConverter.IsValidOfficeFile(attpath))
{
OfficeConverter.ConvertToXps(attpath, xpspath);
UplodeAttToService(attpath);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.GetExceptionMessage());
}
}
}
/// <summary>
/// 删除文件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnDelete_Click(object sender, RoutedEventArgs e)
{
if (WorkFileItemsSource != null || WorkFileItemsSource.Count > 0)
{
List <WorkFileInfo> files = WorkFileItemsSource.Where(r => r.IsChecked == true).ToList();
if (files.Count == 0)
{
MessageBox.Show("请勾选要删除的文件");
return;
}
List <string> guids = files.Select(r => r.GUID).ToList();
string error;
bool result = FileManageHelper.DeleteWorkFile(guids, out error);
if (result)
{
MessageBox.Show("删除成功");
GetWorkFiles();
chkAll.IsChecked = false;
}
else
{
MessageBox.Show(error, "删除失败");
}
}
}
/// <summary>
/// 保存操作
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSave_Click(object sender, RoutedEventArgs e)
{
WorkFileInfo file = this.CurrentFile;
if (file != null)
{
if (!FileValidate(file))
{
return;
}
string error = string.Empty;
bool result = FileManageHelper.SaveWorkFiles(file, out error);
if (result)
{
this.Close();
if (file.Attachments != null || file.Attachments.Count > 0)
{
DeleteClientAtts(file.Attachments);
}
if (AfterSaveEvent != null)
{
AfterSaveEvent(CurrentFile);
}
}
else
{
MessageBox.Show(error, "保存失败");
}
}
}
/// <summary>
/// 删除目录
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DelTreeItem_Click(object sender, RoutedEventArgs e)
{
TreeNode <CatalogInfo> selectnode = treeCatalog.SelectedItem as TreeNode <CatalogInfo>;
if (selectnode != null)
{
if (selectnode.Level == 0)
{
MessageBox.Show("不可以删除根目录");
}
else
{
List <string> guids = GetDeleteItemGuid(selectnode);
string result = FileManageHelper.DeleteCatalog(guids);
if (string.IsNullOrEmpty(result))
{
InitCatalogTree();
//MessageBox.Show("删除成功");
CatalogInfoSources.Remove(selectnode);
}
else
{
MessageBox.Show(result, "删除失败");
}
}
}
}
/// <summary>
/// 添加目录
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AddTreeViewItem_Click(object sender, RoutedEventArgs e)
{
if (treeCatalog.SelectedItem != null)
{
TreeNode <CatalogInfo> selectnode = treeCatalog.SelectedItem as TreeNode <CatalogInfo>;
if (selectnode.Level < 2)
{
TreeNode <CatalogInfo> newcatalog = new TreeNode <CatalogInfo>();
CatalogInfo catalog = new CatalogInfo();
catalog.Guid = Guid.NewGuid().ToString();
catalog.Activity_guid = activity.Guid;
catalog.Parent_guid = selectnode.Value.Guid;
catalog.Name = CreateCatalogName();
catalog.CreateDate = DateTime.Now;
newcatalog.Value = catalog;
string error = string.Empty;
bool result = FileManageHelper.SaveCatalog(newcatalog.Value, out error);
if (result)
{
selectnode.SubTreeNodes.Add(newcatalog);
}
else
{
MessageBox.Show(error, "目录添加失败");
}
}
else
{
MessageBox.Show("只可以创建三层目录");
}
}
}
////无限接循环子节点添加到根节点下面
//private void SetSubCatalog(List<CatalogInfo> catalogs, CatalogTreeNode catalognode)
//{
// List<CatalogInfo> subcatalogs = catalogs.Where(c => c.Parent_guid == catalognode.Catalog.Guid).ToList();
// foreach (CatalogInfo catalog in subcatalogs)
// {
// CatalogTreeNode node = new CatalogTreeNode();
// node.Catalog = catalog;
// SetSubCatalog(catalogs, node);
// catalognode.Children.Add(node);
// }
//}
#endregion
#region 文件相关操作
/// <summary>
/// 查询工作文件
/// </summary>
/// <returns></returns>
private void GetWorkFiles()
{
if (this.SelectedCatalogItem != null)
{
string catalogguid = this.SelectedCatalogItem.Value.Guid;
List <WorkFileInfo> files = FileManageHelper.GetWorkFiles(this.activity.Guid, catalogguid);
DefaultWorkFileItemsSource = files;
WorkFileItemsSource = new ObservableCollection <WorkFileInfo>(files);
}
}
/// <summary>
/// 上传到服务器指定目录
/// </summary>
/// <param name="ServerPath"></param>
/// <param name="EnclouseFolderPath"></param>
/// <returns></returns>
private void UplodeAttToService(string ServerPath)
{
//获取文件名
string fileName = ServerPath.Substring(ServerPath.LastIndexOf("\\") + 1);
string filePath = System.IO.Path.Combine(FileManageHelper.GetPath(), fileName);
FileStream fs = null;
try
{
WebClient web = new WebClient();
web.Credentials = CredentialCache.DefaultCredentials;
//初始化上传文件 打开读取
fs = new FileStream(ServerPath, FileMode.Open, FileAccess.Read);
if (fs.Length / 1024 / 1024 > 20)
{
MessageBox.Show("上传附件不支持超过20M大小的文件。");
}
else
{
BinaryReader br = new BinaryReader(fs);
byte[] btArray = br.ReadBytes((int)fs.Length);
Stream uplodeStream = web.OpenWrite(filePath, "PUT");
if (uplodeStream.CanWrite)
{
uplodeStream.Write(btArray, 0, btArray.Length);
uplodeStream.Flush();
uplodeStream.Close();
FileAttachment att = new FileAttachment();
att.DataState = DataStateEnum.Added;
att.GUID = System.Guid.NewGuid().ToString();
att.FileGuid = CurrentFile.GUID;
att.AttName = fileName;
att.AttSize = (Int32)fs.Length;
att.AttContent = btArray;
att.UploadData = DateTime.Now.Date;
AttachmentSources.Add(att);
UpdateAttSource();
}
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
if (fs != null)
{
fs.Close();//上传成功后，关闭流
}
}
}
/// <summary>
///删除客户端缓存的文件
/// </summary>
/// <param name="file"></param>
private void DeleteClientAtts(List <FileAttachment> attachments)
{
foreach (FileAttachment att in attachments)
{
string savePath = FileManageHelper.GetPath() + att.AttName;
string xpsPath = savePath.Substring(0, savePath.LastIndexOf(".")).ToString() + ".xps";
if (System.IO.File.Exists(savePath))
{
System.IO.File.Delete(savePath);
System.IO.File.Delete(xpsPath);
}
}
}
/// <summary>
/// 重命名文本框失去焦点时,保存
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void renametextbox_LostFocus(object sender, RoutedEventArgs e)
{
//TextBox tempTextBox = AT_BC.Common.VisualTreeHelperExtension.GetChildObject<TextBox>(SelectTreeViewItem, "renametextbox");
//tempTextBox.Visibility = Visibility.Collapsed;
TextBox txb = sender as TextBox;
if (ValidName(txb.Text))
{
txb.Visibility = Visibility.Collapsed;
this.SelectedCatalogItem.Value.Name = txb.Text;
string error = null;
FileManageHelper.SaveCatalog(SelectedCatalogItem.Value, out error);
}
else
{
txb.Visibility = Visibility.Visible;
}
}
/// <summary>
/// 下载文件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DownloadFile_Click(object sender, RoutedEventArgs e)
{
try
{
FileAttachment attachment = (sender as System.Windows.Documents.Hyperlink).DataContext as FileAttachment;
if (attachment == null)
{
return;
}
string docstr = attachment.AttName.Substring(attachment.AttName.LastIndexOf('.'));
string serviceDocPath = FileManageHelper.ByteConvertDocService(attachment.AttContent, attachment.AttName);
WebClient webClient = new WebClient();
SaveFileDialog dlg = new SaveFileDialog();
dlg.FileName = "文件下载";
//dlg.Reset();
if (docstr == ".doc" || docstr == ".docx")
{
dlg.Filter += "Word 文件|*.doc;*.docx";
}
else if (docstr == ".xls" || docstr == ".xlsx")
{
dlg.Filter += "Excel 文件|*.xls;*.xlsx";
}
// dlg.Filter = "Office Files|*.doc;*.docx;*.xls;*.xlsx";
if (dlg.ShowDialog() == true)
{
try
{
webClient.DownloadFile(serviceDocPath, dlg.FileName);
MessageBox.Show("文件下载成功！");
}
catch (Exception ec)
{
MessageBox.Show(ec.GetExceptionMessage());
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.GetExceptionMessage());
}
}
private void dgList_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (SelectFileAttachment == null)
{
return; //防止单击空白或标题等触发该事件
}
string xpspath = FileManageHelper.GetPath() + SelectFileAttachment.AttName.Substring(0, SelectFileAttachment.AttName.LastIndexOf(".")) + ".xps";
if (System.IO.File.Exists(xpspath))
{
//已经存xps文件，直接加载
using (XpsDocument xpsDoc = new XpsDocument(xpspath, FileAccess.Read))
{
var fsxps = xpsDoc.GetFixedDocumentSequence();
xpsDocViewr.Document = fsxps;
}
}
else
{
string filepath = FileManageHelper.ByteConvertDocService(SelectFileAttachment.AttContent, SelectFileAttachment.AttName);
string xpsfilepath = filepath.Substring(0, filepath.LastIndexOf(".")).ToString() + ".xps";
try
{
if (OfficeConverter.IsValidOfficeFile(filepath))
{
OfficeConverter.ConvertToXps(filepath, xpsfilepath);
using (XpsDocument xpsDoc = new XpsDocument(xpsfilepath, FileAccess.Read))
{
var fsxps = xpsDoc.GetFixedDocumentSequence();
xpsDocViewr.Document = fsxps;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.GetExceptionMessage());
}
}
}
/// <summary>
/// 初始化目录树
/// </summary>
/// <param name="activityguid"></param>
private void InitCatalogTree()
{
CatalogInfoSources = new ObservableCollection <TreeNode <CatalogInfo> >();
string activityguid = CO_IA.Client.RiasPortal.ModuleContainer.Activity.Guid;
List <CatalogInfo> catalogs = FileManageHelper.QueryCatalogs(activityguid);
//存在目录信息
if (catalogs != null && catalogs.Count > 0)
{
ObservableCollection <TreeNode <CatalogInfo> > source = TreeNode <CatalogInfo> .CreateTreeNodes(catalogs, org => string.IsNullOrWhiteSpace(org.Parent_guid), (org, node) =>
{
return(org.Parent_guid == node.Value.Guid);
});
CatalogInfoSources = source;
}
//不存在目录信息
else
{
TreeNode <CatalogInfo> newnode = CreateRootTreeNode();
string error = string.Empty;
bool result = FileManageHelper.SaveCatalog(newnode.Value, out error);
if (result)
{
CatalogInfoSources.Add(newnode);
}
else
{
MessageBox.Show(error, "保存失败");
}
}
if (CatalogInfoSources != null && CatalogInfoSources.Count > 0)
{
CatalogInfoSources[0].IsSelected = true;
}
}
/// <summary>
/// 初始加载附件列表
/// </summary>
protected ObservableCollection <FileAttachment> QueryAttachments(string attguid)
{
return(FileManageHelper.QueryFileAttachments(attguid));
}