c# - How change cursor when mouse is hover Image in RichTextBox? -


i'm using richtextbox control simulate basic editor. if functioning well.

but after insert image, how can change cursor caret whenever user try resize image? mean, how detect hover event of mouse (and change caret) when on image?

thank all!

edit1:

follows code i'm using allow users put images within rtb:

private sub contextmenustrip1items_click(sender object, e toolstripitemclickedeventargs)     select case e.clickeditem.text           case "colar", "paste"             try                 contextmenustrip1.close()                 dim formato dataformats.format = nothing                  if **clipboard.containsimage**                     formato = dataformats.getformat(dataformats.bitmap)                     if richtextbox1.canpaste(formato)                         richtextbox1.paste(formato)                     end if**                  elseif clipboard.containstext(textdataformat.html)                     formato = dataformats.getformat(dataformats.html)                     if richtextbox1.canpaste(formato)                         richtextbox1.paste(formato)                     else                         richtextbox1.paste                      end if                  elseif clipboard.containstext(textdataformat.rtf)                     formato = dataformats.getformat(dataformats.rtf)                     if richtextbox1.canpaste(formato)                         richtextbox1.paste(formato)                     else                         richtextbox1.paste                     end if                   elseif clipboard.containstext                     richtextbox1.paste                   else                     msgbox("formato não suportado")                 end if               catch ex exception             end try             case "imagem", "image"             using ofd new openfiledialog                 ofd                     .multiselect = false                     .initialdirectory = "c:\documents"                     .filter = "image files (*.bmp, *.gif, *.jpg, *.png, *.tif)|*.bmp;*.gif;*.jpg;*.png;*.tif"                 end                 contextmenustrip1.close()                 if ofd.showdialog = windows.forms.dialogresult.ok                     if ofd.filename <> ""                         clipboard.setimage(image.fromfile(ofd.filename))                         richtextbox1.paste()                     end if                 end if             end using           end case  end sub


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