When a data object notifies the grid about value changing, the grid automatically updates the text in the cell, moves and filtesr the corresponding row and eventually can highlight the cell. The
How to get grid notification from a C++ object? article explains what should be implemented in the data object to fire notification events.
m_Grid.AllowHighlight(true);
m_Grid.GetHighlightSettings().SetMode(Dapfor::GUI::FadingBackColor);
m_Grid.GetHighlightSettings().SetBackColor(RGB(230, 10, 14));