/// <include file='doc\ExpansionProvider.uex' path='docs/doc[@for="ExpansionProvider.OnItemChosen"]/*' />
public virtual int OnItemChosen(string pszTitle, string pszPath)
{
TextSpan ts;
view.GetCaretPos(out ts.iStartLine, out ts.iStartIndex);
ts.iEndLine = ts.iStartLine;
ts.iEndIndex = ts.iStartIndex;
if (this.expansionSession != null) // previous session should have been ended by now!
{
EndTemplateEditing(true);
}
Guid languageSID = this.source.LanguageService.GetType().GUID;
// insert the expansion
using (CompoundActionBase cab = CompoundActionFactory.GetCompoundAction(this.view, this.source, SR.FormatSpan)) {
return(this.vsExpansion.InsertNamedExpansion(pszTitle,
pszPath,
ts,
(IVsExpansionClient)this,
languageSID,
0, // fShowDisambiguationUI, (FALSE)
out this.expansionSession));
}
}
/// <include file='doc\EditArray.uex' path='docs/doc[@for="EditArray.ApplyEdits"]/*' />
public void ApplyEdits()
{
try {
if (this.editList.Count == 0)
{
return;
}
if (this.changeCount != this.source.ChangeCount)
{
throw new InvalidOperationException(SR.GetString(SR.BufferChanged));
}
using (this.ca) {
Apply();
ca.FlushEditActions();
}
this.ca = null;
if (this.view != null)
{
// Update selection.
this.view.SetSelection(this.selection.iStartLine, this.selection.iStartIndex, this.selection.iEndLine, this.selection.iEndIndex);
this.view.EnsureSpanVisible(this.selection);
}
} finally {
// If compound actions are not null then we need to abort them.
Dispose();
}
}
private void Dispose(bool disposing)
{
if (ca != null)
{
ca.Close();
ca = null;
}
view = null;
source = null;
}
/// <include file='doc\EditArray.uex' path='docs/doc[@for="EditArray.EditArray1"]/*' />
/// <summary>
/// This constructor takes a view and will use CompoundViewAction to make the updates
/// and it will update the current selection accordingly.
/// <param name="source">The buffer to operate on</param>
/// <param name="view">The text view to use for CompoundViewAction and whose selection you want updated</param>
/// <param name="merge">Whether to attempt to merge edits</param>
/// <param name="description">Name used in compound action</param>
/// </summary>
public EditArray(Source source, IVsTextView view, bool merge, string description)
{
this.source = source;
this.editList = new ArrayList();
this.merge = merge;
this.description = description;
if (view != null)
{
TextSpan[] pSpan = new TextSpan[1];
view.GetSelectionSpan(pSpan);
this.selection = pSpan[0];
this.view = view;
}
this.ca = CompoundActionFactory.GetCompoundAction(this.view, this.source, description);
this.ca.FlushEditActions();
// Sanity check - make sure others are not modifying the buffer while the
// caller is preparing the big edit operation.
this.changeCount = source.ChangeCount;
}
