public virtual int GetLine()
{
if (this.textLineMarker == null)
{
return(1);
}
else
{
TextSpan[] span = new TextSpan[1];
textLineMarker.GetCurrentSpan(span);
return(span[0].iStartLine);
}
}
public static Result <TextSpan> GetCurrentSpan(this IVsTextLineMarker marker)
{
var array = new TextSpan[1];
var hresult = marker.GetCurrentSpan(array);
return(Result.CreateSuccessOrError(array[0], hresult));
}
/// <include file='doc\DocumentTask.uex' path='docs/doc[@for="DocumentTask.OnNavigate"]/*' />
protected override void OnNavigate(EventArgs e)
{
TextSpan span = this.span;
if (textLineMarker != null)
{
TextSpan[] spanArray = new TextSpan[1];
NativeMethods.ThrowOnFailure(textLineMarker.GetCurrentSpan(spanArray));
span = spanArray[0];
}
IVsUIHierarchy hierarchy;
uint itemID;
IVsWindowFrame docFrame;
IVsTextView textView;
VsShell.OpenDocument(this.site, this.fileName, NativeMethods.LOGVIEWID_Code, out hierarchy, out itemID, out docFrame, out textView);
NativeMethods.ThrowOnFailure(docFrame.Show());
if (textView != null)
{
NativeMethods.ThrowOnFailure(textView.SetCaretPos(span.iStartLine, span.iStartIndex));
TextSpanHelper.MakePositive(ref span);
NativeMethods.ThrowOnFailure(textView.SetSelection(span.iStartLine, span.iStartIndex, span.iEndLine, span.iEndIndex));
NativeMethods.ThrowOnFailure(textView.EnsureSpanVisible(span));
}
base.OnNavigate(e);
}
public int OnAfterMarkerChange(IVsTextMarker pMarker)
{
if (marker != null)
{
TextSpan[] tspan = new TextSpan[1];
int hr = marker.GetCurrentSpan(tspan);
if (tspan != null && hr == 0)
{
location.TextSpan = tspan[0];
//Refresh();
}
}
return(0);
}
// It is important that this function not throw an exception.
protected override void OnNavigate(EventArgs e)
{
try {
TextSpan span = this.span;
if (textLineMarker != null)
{
TextSpan[] spanArray = new TextSpan[1];
if (NativeMethods.Failed(textLineMarker.GetCurrentSpan(spanArray)))
{
Debug.Assert(false, "Unexpected error getting current span in OnNavigate");
return;
}
span = spanArray[0];
}
IVsUIHierarchy hierarchy;
uint itemID;
IVsWindowFrame docFrame;
IVsTextView textView;
try {
VsShell.OpenDocument(this.site, this.fileName, NativeMethods.LOGVIEWID_Code, out hierarchy, out itemID, out docFrame, out textView);
} catch (System.ArgumentException) {
// No assert here because this can legitimately happen when quickly doing F8 during a refresh of language service errors (see 4846)
return;
}
catch (System.IO.FileNotFoundException)
{
// No assert here because this can legitimately happen, e.g. with type provider errors (which are attributed to "FSC" file), or other cases
return;
}
if (NativeMethods.Failed(docFrame.Show()))
{
// No assert here because this can legitimately happen when quickly doing F8 during a refresh of language service errors (see 4846)
return;
}
if (textView != null)
{
// In the off-chance these methods fail, we 'recover' by continuing. It is more helpful to show the user the file if possible than not.
textView.SetCaretPos(span.iStartLine, span.iStartIndex);
TextSpanHelper.MakePositive(ref span);
textView.SetSelection(span.iStartLine, span.iStartIndex, span.iEndLine, span.iEndIndex);
textView.EnsureSpanVisible(span);
}
base.OnNavigate(e);
} catch (Exception exn) {
System.Diagnostics.Debug.Assert(false, "Unexpected exception thrown from DocumentTask.OnNavigate" + exn.ToString() + exn.StackTrace);
}
}
public int OnAfterMarkerChange(IVsTextMarker pMarker)
{
if (marker != null)
{
// Common.Trace("Task: OnAfterMarkerChange: " + location);
TextSpan[] tspan = new TextSpan[1];
int hr = marker.GetCurrentSpan(tspan);
if (tspan != null && hr == 0)
{
location.TextSpan = tspan[0];
if (taskManager != null)
{
taskManager.RefreshDelayed();
}
}
}
return(0);
}
public ExternalEditMarker?TryCreateExternalEditMarker(IVsTextLineMarker marker, ITextSnapshot snapshot)
{
var result = marker.GetMarkerType();
if (result.IsError)
{
return(null);
}
// Predefined markers aren't a concern
var value = (int)result.Value;
if (value <= (int)MARKERTYPE.DEF_MARKER_COUNT)
{
return(null);
}
// Get the SnapshotSpan for the marker
var span = marker.GetCurrentSpan(snapshot);
if (span.IsError)
{
return(null);
}
switch ((int)result.Value)
{
case 15:
case 16:
case 26:
// Details
// 15: Snippet marker for inactive span
// 16: Snippet marker for active span
// 26: Tracks comment insertion for a snippet don' for cursor placement
return(new ExternalEditMarker(ExternalEditKind.Snippet, span.Value));
case 25:
// Kind currently unknown.
return(null);
default:
return(null);
}
}
public ExternalEditMarker? TryCreateExternalEditMarker(IVsTextLineMarker marker, ITextSnapshot snapshot)
{
var result = marker.GetMarkerType();
if (result.IsError)
{
return null;
}
// Predefined markers aren't a concern
var value = (int)result.Value;
if (value <= (int)MARKERTYPE.DEF_MARKER_COUNT)
{
return null;
}
// Get the SnapshotSpan for the marker
var span = marker.GetCurrentSpan(snapshot);
if (span.IsError)
{
return null;
}
switch ((int)result.Value)
{
case 15:
case 16:
case 26:
// Details
// 15: Snippet marker for inactive span
// 16: Snippet marker for active span
// 26: Tracks comment insertion for a snippet don' for cursor placement
return new ExternalEditMarker(ExternalEditKind.Snippet, span.Value);
case 25:
// Kind currently unknown.
return null;
default:
return null;
}
}
public virtual void Line(out int piLine)
{
TextSpan[] span = new TextSpan[1];
textLineMarker.GetCurrentSpan(span);
piLine = span[0].iStartLine;
}