private void AddRefreshElements(DomElement startElement, DomElement endElement)
{
DomContentElement ce = myContainer.ContentElement;
DomElementList res = this.OwnerList.RefreshElements;
if (res.Contains(startElement) == false)
{
res.Add(startElement);
}
DomContentLine startLine = null;
while (startElement != null)
{
// 可能存在元素不显示在文档中，例如处于图形模式下的XTextShapeInputFieldElement中，
// 内容就不显示，在此向上查询显示出来的内容。
if (ce.PrivateContent.Contains(startElement))
{
startLine = startElement.OwnerLine;
if (res.Contains(startElement) == false)
{
res.Add(startElement);
}
break;
}
startElement = startElement.Parent;
}//while
if (res.Contains(endElement) == false)
{
res.Add(endElement);
}
DomContentLine endLine = null;
while (endElement != null)
{
if (ce.PrivateContent.Contains(endElement))
{
endLine = endElement.OwnerLine;
if (res.Contains(endElement) == false)
{
res.Add(endElement);
}
break;
}
endElement = endElement.Parent;
}//while
ce.SetLinesInvalidateState(
startLine,
endLine);
}
private void btnOK_Click(object sender, EventArgs e)
{
if (this.SourceEventArgs != null && this.SourceEventArgs.Element is DomImageElement)
{
DomDocument document = this.SourceEventArgs.Document;
DomImageElement element = (DomImageElement)this.SourceEventArgs.Element;
element.OwnerDocument = document;
bool logUndo = this.SourceEventArgs.LogUndo && document.CanLogUndo;
bool modified = false;
string txt = txtID.Text.Trim();
if (txt.Length == 0)
{
txt = null;
}
if (txt != element.ID)
{
if (logUndo)
{
document.UndoList.AddProperty("ID", element.ID, txt, element);
}
element.ID = txt;
modified = true;
}
txt = txtTitle.Text.Trim();
if (txt.Length == 0)
{
txt = null;
}
if (txt != element.Title)
{
if (logUndo)
{
document.UndoList.AddProperty("Title", element.Title, txt, element);
}
element.Title = txt;
modified = true;
}
txt = txtAlt.Text.Trim();
if (txt.Length == 0)
{
txt = null;
}
if (txt != element.Alt)
{
if (logUndo)
{
document.UndoList.AddProperty("Alt", element.Alt, txt, element);
}
element.Alt = txt;
modified = true;
}
txt = txtSource.Text.Trim();
if (txt.Length == 0)
{
txt = null;
}
if (txt != element.Source)
{
if (logUndo)
{
document.UndoList.AddProperty("Source", element.Source, txt, element);
}
element.Source = txt;
modified = true;
element.UpdateImageContent();
}
if (chkKeepWidthHeightRate.Checked != element.KeepWidthHeightRate)
{
if (logUndo)
{
document.UndoList.AddProperty(
"KeepWidthHeightRate",
element.KeepWidthHeightRate,
chkKeepWidthHeightRate.Checked,
element);
}
element.KeepWidthHeightRate = chkKeepWidthHeightRate.Checked;
modified = true;
}
if (chkSaveContentInFile.Checked != element.SaveContentInFile)
{
if (logUndo)
{
document.UndoList.AddProperty(
"SaveContentInFile",
element.SaveContentInFile,
chkSaveContentInFile.Checked,
element);
}
element.SaveContentInFile = chkSaveContentInFile.Checked;
modified = true;
}
if (picImage.Tag != element.Image)
{
XImageValue img = (XImageValue)picImage.Tag;
if (img == null)
{
img = new XImageValue();
}
if (img.HasContent)
{
if (logUndo)
{
document.UndoList.AddProperty(
"Image",
element.Image,
img,
element);
}
element.Image = img;
modified = true;
}
}
if (modified)
{
SizeF oldSize = new SizeF(element.Width, element.Height);
element.UpdateSize();
SizeF newSize = new SizeF(element.Width, element.Height);
if (logUndo)
{
document.UndoList.AddProperty("Width", oldSize.Width, element.Width, element);
document.UndoList.AddProperty("Height", oldSize.Height, element.Height, element);
}
}
if (this.SourceEventArgs.Method == ElementEditMethod.Edit)
{
if (modified)
{
element.UpdateContentVersion();
DomContentElement ce = element.ContentElement;
ce.SetLinesInvalidateState(
element.OwnerLine,
element.OwnerLine);
ce.UpdateContentElements(true);
element.SizeInvalid = true;
ce.RefreshPrivateContent(element.ViewIndex);
ContentChangedEventArgs args = new ContentChangedEventArgs();
args.Document = element.OwnerDocument;
args.Element = element;
args.LoadingDocument = false;
element.Parent.RaiseBubbleOnContentChanged(args);
}
}
else
{
this.DialogResult = System.Windows.Forms.DialogResult.OK;
}
this.Close();
}
}
/// <summary>
/// 撤销操作
/// </summary>
public override void Undo(DCSoft.CSharpWriter.Undo.XUndoEventArgs args)
{
if (myContainer != null)
{
DomContentElement ce = myContainer.ContentElement;
args.Parameters["ContentElement"] = ce;
if (_OldElements != null && _NewElements == null)
{
// 光删除,撤销操作就是恢复数据
myContainer.Elements.InsertRange(intIndex, _OldElements);
foreach (DomElement element in _OldElements)
{
DomElement e2 = GetContentElement(element);
if (e2 != null && e2.OwnerLine != null)
{
e2.OwnerLine.InvalidateState = true;
}
element.OwnerLine = null;
element.Parent = myContainer;
}
myContainer.UpdateContentVersion();
AddRefreshElements(
_OldElements.FirstContentElement,
_OldElements.LastContentElement);
}
else if (_OldElements == null && _NewElements != null)
{
// 光插入,撤销操作就是删除数据
int index = ce.PrivateContent.IndexOf(_NewElements.FirstContentElement);
int startIndex = index;
foreach (DomElement element in _NewElements)
{
startIndex = Math.Min(startIndex, element.FirstContentElement.ViewIndex);
myContainer.Elements.Remove(element);
myContainer.OwnerDocument.HighlightManager.Remove(element);
DomElement fce = GetContentElement(element.FirstContentElement);
DomElement ece = GetContentElement(element.LastContentElement);
ce.SetLinesInvalidateState(
fce == null ? null : fce.OwnerLine,
ece == null ? null : ece.OwnerLine);
if (element.OwnerLine != null)
{
element.OwnerLine.InvalidateState = true;
element.OwnerLine = null;
}
}
myContainer.UpdateContentVersion();
this.OwnerList.AddContentRefreshInfo(ce, startIndex);
}
else if (_OldElements != null && _NewElements != null)
{
// 替换，撤销操作就是删除新数据并恢复旧数据
int index = ce.PrivateContent.IndexOf(_NewElements.FirstContentElement);
int startIndex = index;
foreach (DomElement element in _NewElements)
{
startIndex = Math.Min(startIndex, element.FirstContentElement.ViewIndex);
myContainer.Elements.Remove(element);
myContainer.OwnerDocument.HighlightManager.Remove(element);
DomElement fce = GetContentElement(element.FirstContentElement);
DomElement ece = GetContentElement(element.LastContentElement);
ce.SetLinesInvalidateState(
fce == null ? null : fce.OwnerLine,
ece == null ? null : ece.OwnerLine);
//ce.SetLinesInvalidateState(
// element.FirstContentElement.OwnerLine,
// element.LastContentElement.OwnerLine);
element.OwnerLine = null;
}
this.OwnerList.AddContentRefreshInfo(ce, startIndex);
myContainer.Elements.InsertRange(intIndex, _OldElements);
foreach (DomElement element in _OldElements)
{
if (element.OwnerLine != null)
{
element.OwnerLine.InvalidateState = true;
element.OwnerLine = null;
}
element.Parent = myContainer;
}
myContainer.UpdateContentVersion();
this.OwnerList.RefreshElements.Add(
GetContentElement(
_OldElements.FirstContentElement));
this.OwnerList.RefreshElements.Add(
GetContentElement(
_OldElements.LastContentElement));
}
if (this.OwnerList.ContentChangedContainer.Contains(myContainer) == false)
{
this.OwnerList.ContentChangedContainer.Add(myContainer);
}
}
}