See attached saMple: start it, click the button, and a new Aspose.Cells workbook is created and shown in GridDesktop in readonly Mode.
GridDesktopTest.zip (5.2 KB)
ProbleM 1:
Switch to “Sheet 1”, then use the Mouse wh…...WndProc(Message& m) at System.Windows.Forms.NativeWindow...Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)...