public void HandleToolTipRequest(ToolTipRequestEventArgs args)
{
if (!args.InDocument)
{
return;
}
var offset = _editor.Document.GetOffset(args.LogicalPosition);
//FoldingManager foldings = _editor.GetService(typeof(FoldingManager)) as FoldingManager;
//if (foldings != null)
//{
// var foldingsAtOffset = foldings.GetFoldingsAt(offset);
// FoldingSection collapsedSection = foldingsAtOffset.FirstOrDefault(section => section.IsFolded);
// if (collapsedSection != null)
// {
// args.SetToolTip(GetTooltipTextForCollapsedSection(args, collapsedSection));
// }
//}
var markersAtOffset = _textMarkerService.GetMarkersAtOffset(offset);
var markerWithToolTip = markersAtOffset.FirstOrDefault(marker => marker.ToolTip != null);
if (markerWithToolTip != null)
{
args.SetToolTip(markerWithToolTip.ToolTip);
}
}
private void EditorOnToolTipRequest(object sender, ToolTipRequestEventArgs args)
{
var offset = _document.GetOffset(args.LogicalPosition);
//FoldingManager foldings = _editor.GetService(typeof(FoldingManager)) as FoldingManager;
//if (foldings != null)
//{
// var foldingsAtOffset = foldings.GetFoldingsAt(offset);
// FoldingSection collapsedSection = foldingsAtOffset.FirstOrDefault(section => section.IsFolded);
// if (collapsedSection != null)
// {
// args.SetToolTip(GetTooltipTextForCollapsedSection(args, collapsedSection));
// }
//}
var markersAtOffset = GetMarkersAtOffset(offset);
var markerWithToolTip = markersAtOffset.FirstOrDefault(marker => marker.ToolTip != null);
if (markerWithToolTip != null)
{
args.SetToolTip(markerWithToolTip.ToolTip);
}
}
private async void OnMouseHover(object sender, MouseEventArgs e)
{
TextViewPosition?position;
try
{
position = TextArea.TextView.GetPositionFloor(e.GetPosition(TextArea.TextView) + TextArea.TextView.ScrollOffset);
}
catch (ArgumentOutOfRangeException)
{
// TODO: check why this happens
e.Handled = true;
return;
}
var args = new ToolTipRequestEventArgs {
InDocument = position.HasValue
};
if (!position.HasValue || position.Value.Location.IsEmpty)
{
return;
}
args.LogicalPosition = position.Value.Location;
args.Position = Document.GetOffset(position.Value.Line, position.Value.Column);
RaiseEvent(args);
if (args.ContentToShow == null)
{
if (AsyncToolTipRequest != null)
{
await AsyncToolTipRequest.Invoke(args).ConfigureAwait(true);
}
}
if (args.ContentToShow == null)
{
return;
}
if (_toolTip == null)
{
_toolTip = new ToolTip {
MaxWidth = 400
};
_toolTip.Closed += ToolTipClosed;
ToolTipService.SetInitialShowDelay(_toolTip, 0);
}
_toolTip.PlacementTarget = this; // required for property inheritance
var stringContent = args.ContentToShow as string;
if (stringContent != null)
{
_toolTip.Content = new TextBlock
{
Text = stringContent,
TextWrapping = TextWrapping.Wrap
};
}
else
{
_toolTip.Content = args.ContentToShow;
}
e.Handled = true;
_toolTip.IsOpen = true;
}