public virtual TextTipData GetTextTipData()
{
if (this.textTipData != null)
{
return(textTipData);
}
// create it
this.textTipData = new TextTipData(this.service.site);
return(this.textTipData);
}
/// <include file='doc\ViewFilter.uex' path='docs/doc[@for="ViewFilter.HandleQuickInfo"]/*' />
/// <summary>This method is called to handle the VsCommands2K.QUICKINFO command.</summary>
public virtual void HandleQuickInfo()
{
TextSpan ts = new TextSpan();
// Get the caret position
NativeMethods.ThrowOnFailure(this.textView.GetCaretPos(out ts.iStartLine, out ts.iStartIndex));
ts.iEndLine = ts.iStartLine;
ts.iEndIndex = ts.iStartIndex;
// Get the tip text at that location.
// Wait, since the user specifically requested this one...
string text = this.source.OnSyncQuickInfo(this.textView, ts.iEndLine, ts.iEndIndex);
if (text == null) // nothing to show
{
return;
}
string fullText;
NativeMethods.ThrowOnFailure(GetFullDataTipText(text, ts, out fullText));
if (fullText == null)
{
return;
}
int iPos, iPosEnd, iSpace, iLength;
// Calculate the stream position
NativeMethods.ThrowOnFailure(textView.GetNearestPosition(ts.iStartLine, ts.iStartIndex, out iPos, out iSpace));
NativeMethods.ThrowOnFailure(textView.GetNearestPosition(ts.iEndLine, ts.iEndIndex, out iPosEnd, out iSpace));
iLength = Math.Max(iPosEnd - iPos, 1);
// Tear down the method tip window if it's there
this.source.DismissCompletor();
// Update the text tip window
TextTipData textTipData = this.TextTipData;
textTipData.Update(fullText, iPos, iLength, this.textView);
}
/// <include file='doc\ViewFilter.uex' path='docs/doc[@for="ViewFilter.Dispose"]/*' />
public virtual void Dispose()
{
if (this.textView != null)
{
Marshal.ReleaseComObject(this.textView);
this.textView = null;
}
this.service = null;
if (this.nextTarget != null)
{
Marshal.ReleaseComObject(this.nextTarget);
this.nextTarget = null;
}
this.textTipData = null;
this.mgr = null;
if (this.pvaChar != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(pvaChar);
pvaChar = IntPtr.Zero;
}
GC.SuppressFinalize(this);
}
/// <include file='doc\ViewFilter.uex' path='docs/doc[@for="ViewFilter.Close"]/*' />
public virtual void Close()
{
Trace.WriteLine("ViewFilter::Close");
if (textViewEvents != null)
{
textViewEvents.Dispose();
textViewEvents = null;
}
if (textView == this.service.LastActiveTextView)
{
this.service.OnActiveViewChanged(null);
}
textView.RemoveCommandFilter(this); // do not care about HRESULT.
if (textTipData != null)
{
textTipData.Close(textView);
textTipData = null;
}
Dispose();
}
public virtual TextTipData GetTextTipData() {
if (this.textTipData != null)
return textTipData;
// create it
this.textTipData = new TextTipData(this.service.site);
return this.textTipData;
}
/// <include file='doc\ViewFilter.uex' path='docs/doc[@for="ViewFilter.Close"]/*' />
public virtual void Close() {
Trace.WriteLine("ViewFilter::Close");
if (textViewEvents != null) {
textViewEvents.Dispose();
textViewEvents = null;
}
if (textView == this.service.LastActiveTextView)
this.service.OnActiveViewChanged(null);
textView.RemoveCommandFilter(this); // do not care about HRESULT.
if (textTipData != null) {
textTipData.Close(textView);
textTipData = null;
}
Dispose();
}
/// <include file='doc\ViewFilter.uex' path='docs/doc[@for="ViewFilter.Dispose"]/*' />
public virtual void Dispose() {
if (this.textView != null) {
Marshal.ReleaseComObject(this.textView);
this.textView = null;
}
this.service = null;
if (this.nextTarget != null) {
Marshal.ReleaseComObject(this.nextTarget);
this.nextTarget = null;
}
this.textTipData = null;
this.mgr = null;
if (this.pvaChar != IntPtr.Zero) {
Marshal.FreeCoTaskMem(pvaChar);
pvaChar = IntPtr.Zero;
}
GC.SuppressFinalize(this);
}