/// <summary>
/// 保存文件
/// </summary>
/// <param name="newFileName">使用新文件名</param>
/// <param name="args">事件参数</param>
/// <returns>操作是否成功</returns>
public virtual bool SaveDocument(bool newFileName, WriterCommandEventArgs args)
{
string fileName = args.Document.FileName;
IFileSystem fs = args.Host.FileSystems.Docuemnt;
if (args.Parameter is string)
{
if (newFileName == false)
{
fileName = (string)args.Parameter;
}
}
else if (args.Parameter is System.IO.Stream)
{
System.IO.Stream stream2 = (System.IO.Stream)args.Parameter;
args.Document.Save(stream2, FileFormat.XML);
return(true);
}
else if (args.Parameter is System.IO.TextWriter)
{
System.IO.TextWriter writer = (System.IO.TextWriter)args.Parameter;
args.Document.Save(writer, FileFormat.XML);
return(true);
}
if (args.ShowUI)
{
if (fileName == null || fileName.Trim().Length == 0 || newFileName)
{
fileName = fs.BrowseSave(args.Host.Services, fileName);
if (string.IsNullOrEmpty(fileName))
{
return(false);
}
}
}//if
if (fileName == null || fileName.Trim().Length == 0)
{
return(false);
}
VFileInfo info = fs.GetFileInfo(args.Host.Services, fileName);
FileFormat format = WriterUtils.ParseFileFormat(info.Format);
System.IO.Stream stream = fs.Save(args.Host.Services, fileName);
if (stream != null)
{
using (stream)
{
args.Document.Save(stream, format);
}
return(true);
}
else
{
// 未能打开文件，保存失败。
return(false);
}
}
int VFSProvider.GetFileInformation(string filename, out VFileInfo info)
{
info = new VFileInfo ();
if (filename == ROOT) {
info.Attributes = FileAttributes.Directory;
info.Length = 0;
} else {
info.Attributes = FileAttributes.Normal;
info.Length = mockLen;
}
info.LastAccessTime = DateTime.Now;
info.LastWriteTime = DateTime.Now;
info.CreationTime = DateTime.Now;
return VFSConstants.SUCCESS;
}
/// <summary>
/// 更新内容
/// </summary>
public void UpdateImageContent()
{
if (string.IsNullOrEmpty(this.Source) == false)
{
DCSoft.CSharpWriter.Data.IFileSystem fs = this.OwnerDocument.AppHost.FileSystems.Default;
VFileInfo info = fs.GetFileInfo(this.OwnerDocument.AppHost.Services, this.Source);
if (info.Exists)
{
System.IO.Stream stream = fs.Open(this.OwnerDocument.AppHost.Services, this.Source);
if (stream != null)
{
using (stream)
{
XImageValue img = new XImageValue(stream);
this.Image = img;
}
}
}
}
}
private void InnerFileOpen(object sender, WriterCommandEventArgs args)
{
if (args.Mode == WriterCommandEventMode.QueryState)
{
args.Enabled = args.Document != null && args.EditorControl != null;
}
if (args.Mode == WriterCommandEventMode.Invoke)
{
IFileSystem fs = args.Host.FileSystems.Docuemnt;
args.Result = false;
if (args.Document.Modified)
{
if (QuerySave(args) == false)
{
return;
}
}
if (args.Parameter is System.IO.Stream)
{
// 用户参数为一个文件流对象，则以XML的格式从这个流中加载数据
System.IO.Stream stream = (System.IO.Stream)args.Parameter;
args.EditorControl.LoadDocument(stream, FileFormat.XML);
args.Document.FileName = null;
args.Result = true;
args.Document.OnSelectionChanged();
args.Document.OnDocumentContentChanged();
return;
}
string fileName = null;
if (args.Parameter is string)
{
// 用户指定文件名了
fileName = (string)args.Parameter;
if (fileName.StartsWith("rawxml:"))
{
// 认为是原生态的XML字符串
fileName = fileName.Substring("rawxml:".Length);
System.IO.StringReader myStr = new System.IO.StringReader(fileName);
args.EditorControl.LoadDocument(myStr, FileFormat.XML);
args.Document.FileName = null;
args.Result = true;
args.Document.OnSelectionChanged();
args.Document.OnDocumentContentChanged();
return;
}
}
if (args.ShowUI)
{
fileName = fs.BrowseOpen(args.Host.Services, fileName);
if (string.IsNullOrEmpty(fileName))
{
// 用户取消操作
return;
}
}
VFileInfo info = fs.GetFileInfo(args.Host.Services, fileName);
if (info.Exists)
{
FileFormat format = WriterUtils.ParseFileFormat(info.Format);
System.IO.Stream stream = fs.Open(args.Host.Services, fileName);
if (args.Host.Debuger != null)
{
args.Host.Debuger.DebugLoadingFile(fileName);
}
if (stream != null)
{
int length = 0;
using (stream)
{
//args.Document.FileName = fileName;
args.EditorControl.Document.BaseUrl = System.IO.Path.GetDirectoryName(fileName) + "\\";
args.Document.FileName = fileName;
args.EditorControl.LoadDocument(stream, format);
args.Document.FileName = fileName;
length = (int)stream.Length;
}
if (args.Host.Debuger != null)
{
args.Host.Debuger.DebugLoadFileComplete(length);
}
args.Document.OnSelectionChanged();
args.Document.OnDocumentContentChanged();
args.Document.FileName = fileName;
args.Result = true;
args.RefreshLevel = UIStateRefreshLevel.All;
}
else
{
args.Result = false;
args.RefreshLevel = UIStateRefreshLevel.None;
return;
}
}
else
{
if (args.ShowUI)
{
MessageBox.Show(
args.EditorControl,
string.Format(WriterStrings.FileNotExist_FileName, fileName),
WriterStrings.SystemAlert,
MessageBoxButtons.OK,
MessageBoxIcon.Information);
}
args.Result = false;
}
}
}
protected void InsertFileContent(object sender, WriterCommandEventArgs args)
{
if (args.Mode == WriterCommandEventMode.QueryState)
{
args.Enabled = args.DocumentControler != null &&
args.Document != null &&
args.DocumentControler.CanInsertElementAtCurrentPosition(
typeof(DomElement));
}
else if (args.Mode == WriterCommandEventMode.Invoke)
{
args.Result = false;
DomDocument document = null;
string fileName = null;
if (args.Parameter is string)
{
fileName = (string)args.Parameter;
}
else if (args.Parameter is DomDocument)
{
document = (DomDocument)args.Parameter;
}
if (document == null)
{
IFileSystem fs = args.Host.FileSystems.Docuemnt;
if (fs != null)
{
if (args.ShowUI)
{
// 浏览文件
fileName = fs.BrowseOpen(args.Host.Services, fileName);
}
if (string.IsNullOrEmpty(fileName))
{
return;
}
VFileInfo info = fs.GetFileInfo(args.Host.Services, fileName);
if (info.Exists == false)
{
// 文件不存在
return;
}
//打开文件
if (args.Host.Debuger != null)
{
args.Host.Debuger.DebugLoadingFile(fileName);
}
System.IO.Stream stream = fs.Open(args.Host.Services, fileName);
if (stream != null)
{
FileFormat format = WriterUtils.ParseFileFormat(info.Format);
using (stream)
{
// 读取文件，加载文档对象
document = new DomDocument();
document.Options = args.Document.Options;
document.ServerObject = args.Document.ServerObject;
document.Load(stream, format);
if (args.Host.Debuger != null)
{
args.Host.Debuger.DebugLoadFileComplete((int)stream.Length);
}
}
}
}
}
if (document != null &&
document.Body != null &&
document.Body.Elements.Count > 0)
{
// 导入文档内容
DomElementList list = document.Body.Elements;
args.Document.ImportElements(list);
args.DocumentControler.InsertElements(list);
args.Result = list;
}
}
}
