public override bool Edit(ElementEditEventArgs args)
{
using (dlgImageElementEditor dlg = new dlgImageElementEditor())
{
dlg.SourceEventArgs = args;
if (dlg.ShowDialog(args.ParentWindow) == DialogResult.OK)
{
return(true);
}
else
{
return(false);
}
}
//XTextImageElement img = (XTextImageElement)args.Element;
//using (OpenFileDialog dlg = new OpenFileDialog())
//{
// dlg.Filter = WriterStrings.ImageFileFilter;
// dlg.CheckFileExists = true;
// dlg.ShowReadOnly = false;
// if (dlg.ShowDialog(args.ParentWindow) == DialogResult.OK)
// {
// img.OwnerDocument = args.Document;
// XImageValue newValue = new XImageValue();
// if (newValue.Load(dlg.FileName) > 0 )
// {
// SizeF oldSize = new SizeF(img.Width, img.Height);
// XImageValue oldValue = img.Image ;
// img.Image = newValue;
// img.UpdateSize();
// if (args.LogUndo && args.Document.CanLogUndo )
// {
// // 记录撤销操作信息
// args.Document.UndoList.AddProperty("Width", oldSize.Width, img.Width, img);
// args.Document.UndoList.AddProperty("Height", oldSize.Height, img.Height, img);
// args.Document.UndoList.AddProperty("Image", oldValue, img.Image, img);
// }
// if (args.Method == ElementEditMethod.Edit)
// {
// img.ContentElement.RefreshPrivateContent(img.ViewIndex);
// img.UpdateContentVersion();
// ContentChangedEventArgs args2 = new ContentChangedEventArgs();
// args2.Document = args.Document;
// args2.Element = img;
// args2.LoadingDocument = false;
// img.Parent.RaiseBubbleOnContentChanged(args2);
// }
// return true;
// }
// }
//}
//return false;
}
/// <summary>
/// 调用文档元素编辑器
/// </summary>
/// <param name="args">编辑器命令参数对象</param>
/// <param name="element">文档元素对象</param>
/// <param name="method">编辑使用的方法</param>
/// <returns>操作是否成功</returns>
internal static bool CallElementEdtior(WriterCommandEventArgs args, DomElement element, ElementEditMethod method)
{
ElementEditor editor = (ElementEditor)TypeDescriptor.GetEditor(element, typeof(ElementEditor));
if (editor != null)
{
ElementEditEventArgs ea = new ElementEditEventArgs();
ea.Document = args.Document;
ea.Host = args.Host;
ea.LogUndo = (method == ElementEditMethod.Edit);
ea.ParentWindow = args.EditorControl;
ea.Element = element;
ea.Method = method;
return(editor.Edit(ea));
}
return(false);
}
protected void ElementProperties(object sender, WriterCommandEventArgs args)
{
if (args.Mode == WriterCommandEventMode.QueryState)
{
args.Enabled = args.DocumentControler != null &&
args.DocumentControler.CanSetStyle;
}
else if (args.Mode == WriterCommandEventMode.Invoke)
{
args.Result = false;
DomElement element = args.Document.CurrentElement;
if (args.Document.Selection.ContentElements.Count == 1)
{
element = args.Document.Selection.ContentElements[0];
}
while (element != null)
{
ElementEditor editor = (ElementEditor)TypeDescriptor.GetEditor(element, typeof(ElementEditor));
if (editor != null)
{
if (editor.IsSupportMethod(ElementEditMethod.Edit))
{
// 调用指定的编辑器
ElementEditEventArgs ea = new ElementEditEventArgs();
ea.Document = args.Document;
ea.Element = element;
ea.Host = args.Host;
ea.LogUndo = true;
ea.Method = ElementEditMethod.Edit;
bool changed = false;
args.Document.BeginLogUndo();
if (editor.Edit(ea))
{
// 更新元素内容版本号
if (element is DomContainerElement)
{
DomContainerElement c = (DomContainerElement)element;
c.EditorInvalidateContent();
}
element.UpdateContentVersion();
element.InvalidateView();
changed = true;
}
args.Document.EndLogUndo();
if (changed)
{
args.Result = true;
args.Document.Modified = true;
//args.Document.OnSelectionChanged();
args.Document.OnDocumentContentChanged();
args.RefreshLevel = UIStateRefreshLevel.All;
}
}
return;
}
element = element.Parent;
}//while
element = args.Document.CurrentElement;
if (args.Document.Selection.ContentElements.Count == 1)
{
element = args.Document.Selection.ContentElements[0];
}
XTextElementProperties properties = null;
while (element != null)
{
properties = args.Host.CreateProperties(element.GetType());
if (properties != null)
{
break;
}
element = element.Parent;
}//while
if (properties != null)
{
properties.Document = args.Document;
if (properties.ReadProperties(element))
{
args.SourceElement = element;
if (properties.PromptEditProperties(args))
{
args.Document.BeginLogUndo();
bool changed = false;
if (properties.ApplyToElement(args.Document, element, true))
{
// 更新元素内容版本号
if (element is DomContainerElement)
{
DomContainerElement c = (DomContainerElement)element;
c.EditorInvalidateContent();
}
element.UpdateContentVersion();
element.InvalidateView();
changed = true;
}
args.Document.EndLogUndo();
if (changed)
{
args.Result = true;
args.Document.Modified = true;
//args.Document.OnSelectionChanged();
args.Document.OnDocumentContentChanged();
args.RefreshLevel = UIStateRefreshLevel.All;
}
}
}
}
}
}
