public override HitTestInfo GetHitTestInfo(IGraphics gr, int x, int y, Point pt)
{
ElementSelectionPoint esp = new ElementSelectionPoint(Node, TagType.EndTag);
Line l = (Line)Parent;
Rectangle rcCaret = Rectangle.Empty;
LineItemContext ili = new LineItemContext(l.Height, l.Baseline, this, new Point(x, y));
return(new HitTestInfo(esp, ili, false, rcCaret));
}
public void CutAndPaste()
{
XmlDocument doc1=new XmlDocument();
doc1.LoadXml("<maindoc xmlns='ns'><elem><subelem/></elem></maindoc>");
SelectionPoint start=new ElementSelectionPoint(doc1.DocumentElement.FirstChild, TagType.StartTag);
SelectionPoint end=new ElementSelectionPoint(doc1.DocumentElement, TagType.EndTag);
Selection sel=new Selection(start, end);
sel=selectionManager.Cut(sel);
selectionManager.Paste(sel);
Console.WriteLine(doc1.OuterXml);
Assert.AreEqual(0, doc1.DocumentElement.FirstChild.Attributes.Count, "Expected pasted node to have no attributes");
}
public void CutAndPaste()
{
XmlDocument doc1 = new XmlDocument();
doc1.LoadXml("<maindoc xmlns='ns'><elem><subelem/></elem></maindoc>");
SelectionPoint start = new ElementSelectionPoint(doc1.DocumentElement.FirstChild, TagType.StartTag);
SelectionPoint end = new ElementSelectionPoint(doc1.DocumentElement, TagType.EndTag);
Selection sel = new Selection(start, end);
sel = selectionManager.Cut(sel);
selectionManager.Paste(sel);
Console.WriteLine(doc1.OuterXml);
Assert.AreEqual(0, doc1.DocumentElement.FirstChild.Attributes.Count, "Expected pasted node to have no attributes");
}
public override HitTestInfo GetHitTestInfo(IGraphics gr, int x, int y, Point pt)
{
ElementSelectionPoint esp=new ElementSelectionPoint(Node, TagType.EndTag);
Line l=(Line) Parent;
Rectangle rcCaret=Rectangle.Empty;
LineItemContext ili=new LineItemContext(l.Height, l.Baseline, this, new Point(x,y));
return new HitTestInfo(esp, ili, false, rcCaret);
}
public void CursorLineUp()
{
if ( doc == null || doc.DocumentElement == null )
return;
CreateUndoPoint();
Rectangle rcCaret=Rectangle.Empty;
SelectionPoint sp=GetPreviousLineSelectionPoint(ref rcCaret);
if ( sp == null )
sp=new ElementSelectionPoint(doc.DocumentElement, TagType.StartTag);
sp=selectionManager.Validate(sp);
SetSelection(new Selection(sp));
UpdateCaretPosition(rcCaret, false);
EnsureCaretVisible();
}
public void CursorExtendDocumentEnd()
{
if ( doc == null || doc.DocumentElement == null )
return;
CreateUndoPoint();
SelectionPoint sp=new ElementSelectionPoint(doc.DocumentElement, TagType.EndTag);
SetSelection(new Selection(currentSelection.Start, sp));
UpdateCaretPosition(true);
EnsureCaretVisible();
}
public void CursorDocumentBegin()
{
if ( doc == null || doc.DocumentElement == null )
return;
CreateUndoPoint();
SelectionPoint sp=new ElementSelectionPoint(doc.DocumentElement, TagType.StartTag);
sp=selectionManager.Validate(sp);
SetSelection(new Selection(sp));
UpdateCaretPosition(true);
EnsureCaretVisible();
}
/// <summary>
/// Attach an XmlDocument to this control.
/// </summary>
/// <param name="doc">The XmlDocument to attach.</param>
/// <param name="valid">Indicates whether the document is valid according to its DTD.</param>
/// <remarks>
/// <para>This method detaches any existing XmlDocument and
/// attaches the new document. If the valid parameter is set to <b>false</b>,
/// the document is validated according to the DTD, if present, so that any invalid
/// nodes are highlighted. This can take a little time for very large documents, so
/// if possible only valid documents should be attached. However, this feature allows
/// the loading of well-formed but invalid documents into the control.</para>
/// </remarks>
public void Attach(XmlDocument doc, bool valid)
{
if ( !DoLicenseCheck(true) )
return;
Detach();
if ( Handle.Equals(IntPtr.Zero) )
return;
if ( doc == null )
return;
nodocWnd.Visible=false;
this.doc=doc;
if ( doc.BaseURI.Length > 0 )
docUri=new Uri(doc.BaseURI);
try
{
GetStylesheetFromPi();
FileReloadStylesheet();
undoManager.Attach(doc);
validationManager.Attach(doc, null);
if ( !valid )
validationManager.ValidateAll();
}
catch ( Exception )
{
// clean up
Detach();
throw;
}
doc.NodeChanged+=new XmlNodeChangedEventHandler(NodeChanged);
doc.NodeInserted+=new XmlNodeChangedEventHandler(NodeInserted);
doc.NodeRemoved+=new XmlNodeChangedEventHandler(NodeRemoved);
tooltip.Active=true;
layoutEngine=new LayoutEngine(stylesheet);
Reflow();
if ( doc.DocumentElement != null )
{
SelectionPoint sel=new ElementSelectionPoint(doc.DocumentElement, TagType.StartTag);
sel=selectionManager.NextSelectionPoint(sel);
SetSelection(new Selection(sel));
}
UpdateCaretPosition();
Invalidate(true);
}
private SelectionPoint GetLineSelectionPoint(int x, ref Rectangle rcCaret)
{
Point pt=caret.Location;
pt.X=x;
SelectionPoint sp=GetSelectionPoint(pt, ref rcCaret);
if ( sp == null )
sp=new ElementSelectionPoint(doc.DocumentElement, TagType.EndTag);
return selectionManager.Validate(sp);
}
/// <summary>
/// Inserts an element.
/// </summary>
/// <param name="e">The XmlElement to insert.</param>
/// <remarks>
/// <para>If the current selection is a balanced range, the new element will wrap the
/// content of the range. Otherwise the new element is inserted at the caret and the caret
/// is positioned within the new element.</para>
/// </remarks>
public void Insert(XmlElement e)
{
CreateUndoPoint();
Selection sel=currentSelection;
if ( currentSelection.IsRange && currentSelection.IsBalanced )
{
sel=selectionManager.Wrap(currentSelection, e);
}
else
{
selectionManager.Insert(sel.Start, e);
ElementSelectionPoint esp=new ElementSelectionPoint(e, TagType.EndTag);
sel=new Selection(esp);
}
if ( e.ParentNode is XmlElement )
// invalidate the parent node we've been inserted into
Invalidate((XmlElement) e.ParentNode);
else
// this is document node so reflow all, primarily to
// ensure caret is displayed correctly
Reflow();
SetSelection(sel);
UpdateCaretPosition(true);
EnsureCaretVisible();
CreateUndoPoint();
}
