/// <summary>
/// Determines if the border is being moused over and shows the info accordingly
/// </summary>
private void Border_ToolTipOpening(object sender, ToolTipEventArgs e)
{
var border = (Border)sender;
e.Handled = true;
bool KeepOpen()
{
var mousePoint = Mouse.GetPosition(border);
return(!(
mousePoint.X > border.ActualWidth ||
mousePoint.X < 0 ||
mousePoint.Y > border.ActualHeight ||
mousePoint.Y < 0
));
}
var toolTipPresenter = _toolTipService.CreatePresenter(
_textView,
new ToolTipParameters(trackMouse: true, ignoreBufferChange: false, KeepOpen)
);
_ = StartToolTipServiceAsync(toolTipPresenter);
}
/// <summary>
/// Create a new instance of <seealso cref="StackdriverTagger"/> class.
/// </summary>
/// <param name="view">The text view on which the tag shows.</param>
/// <param name="sourceBuffer">The source buffer with the text view.</param>
/// <param name="toolTipProviderFactory">The tool tip provider. <seealso cref="IToolTipProviderFactory"/>. </param>
public StackdriverTagger(ITextView view, ITextBuffer sourceBuffer, IToolTipService toolTipService)
{
_sourceBuffer = sourceBuffer;
_view = view;
_view.LayoutChanged += OnViewLayoutChanged;
_view.LostAggregateFocus += OnLostAggregateFocus;
_toolTipProvider = toolTipService.CreatePresenter(_view);
if (_view == ActiveTagData.Current?.TextView)
{
ShowOrUpdateToolTip();
}
}
internal void EventHookupFoundInSession(EventHookupSession analyzedSession)
{
AssertIsForeground();
var caretPoint = analyzedSession.TextView.GetCaretPoint(analyzedSession.SubjectBuffer);
// only generate tooltip if it is not already shown (_toolTipPresenter == null)
// Ensure the analyzed session matches the current session and that the caret is still
// in the session's tracking span.
if (_toolTipPresenter == null &&
CurrentSession == analyzedSession &&
caretPoint.HasValue &&
IsCaretWithinSpanOrAtEnd(analyzedSession.TrackingSpan, analyzedSession.TextView.TextSnapshot, caretPoint.Value))
{
// Create a tooltip presenter that stays alive, even when the user types, without tracking the mouse.
_toolTipPresenter = _toolTipService.CreatePresenter(analyzedSession.TextView,
new ToolTipParameters(trackMouse: false, ignoreBufferChange: true));
// tooltips text is: Program_MyEvents; (Press TAB to insert)
// GetEventNameTask() gets back the event name, only needs to add a semicolon after it.
var textRuns = new[]
{
new ClassifiedTextRun(ClassificationTypeNames.MethodName, analyzedSession.GetEventNameTask.Result, ClassifiedTextRunStyle.UseClassificationFont),
new ClassifiedTextRun(ClassificationTypeNames.Punctuation, ";", ClassifiedTextRunStyle.UseClassificationFont),
new ClassifiedTextRun(ClassificationTypeNames.Text, CSharpEditorResources.Press_TAB_to_insert),
};
var content = new[] { new ClassifiedTextElement(textRuns) };
_toolTipPresenter.StartOrUpdate(analyzedSession.TrackingSpan, content);
// For test purposes only!
TEST_MostRecentToolTipContent = content;
// Watch all text buffer changes & caret moves while this event hookup session is active
analyzedSession.TextView.TextSnapshot.TextBuffer.Changed += TextBuffer_Changed;
CurrentSession.Dismissed += () => { analyzedSession.TextView.TextSnapshot.TextBuffer.Changed -= TextBuffer_Changed; };
analyzedSession.TextView.Caret.PositionChanged += Caret_PositionChanged;
CurrentSession.Dismissed += () => { analyzedSession.TextView.Caret.PositionChanged -= Caret_PositionChanged; };
}
}
