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RichEditHitTestResult Class

Provides options used to retrieve information about the layout element located under the hit point.

Namespace: DevExpress.XtraRichEdit

Assembly: DevExpress.RichEdit.v18.2.Core.dll


public class RichEditHitTestResult


Use the HitTestManager.HitTest method to retrieve the RichEditHitTestResult instance.


Refer to the How to: show a ToolTip containing information about the document layout element located under the cursor position example to learn how to solve the same task using the WPF RichEditControl.


if (!e.SelectedControl.Equals(richEditControl1))

//Obtain the mouse cursor's layout position on the page and the current page index:
PageLayoutPosition pageLayoutPosition = richEditControl1.ActiveView.GetDocumentLayoutPosition(e.ControlMousePosition);
if (pageLayoutPosition == null)

Point point = pageLayoutPosition.Position;  
int pageIndex = pageLayoutPosition.PageIndex;
LayoutPage layoutPage = richEditControl1.DocumentLayout.GetPage(pageIndex);

//Create a HitTestManager instance: 
HitTestManager hitTest = new HitTestManager(richEditControl1.DocumentLayout);

//Perform the hit test and pass the result to the RichEditHitTestResult object:
RichEditHitTestResult result = hitTest.HitTest(layoutPage, point);
if (result != null)
    //Retrieve the current layout element type:
    LayoutElement element = result.LayoutElement;
    string text = element.Type.ToString();

    //Obtain the the text character and its bounds under the mouse position              
    if (element.Type == LayoutType.CharacterBox)
        text += String.Format(" : \"{0}\"", (element as CharacterBox).Text);
        text += GetBounds(element);
        if (element.Parent.Type == LayoutType.PlainTextBox)
            text += String.Format("\r\nPlainTextBox : \"{0}\"", (element.Parent as PlainTextBox).Text);
            text += GetBounds(element.Parent);
        //Get the hovered element's bounds:
        text += GetBounds(element);

    //Get the element's location:
    string title = GetLocation(element);

    //Display all retrieved information in the tooltip:
    e.Info = new ToolTipControlInfo(element.Bounds, text, title, ToolTipIconType.Information);



See Also