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virtual |
Called by the framework to draw menu scroll button.
Override this method in a derived class to customize appearance of menu scroll buttons.
Menu scroll buttons appear on popup menus when the total height of menu items exceeds the height of popup menu.
| pDC | A pointer to a device context. |
| rect | Specifies the bounding rectangle of scroll button. |
| bIsScrollDown | TRUE if the button to be drawn represents a scroll down button. FALSE if the button to be drawn represents a scroll up button. |
| bIsHighlited | TRUE if the button is highlighted. |
| bIsPressed | TRUE if the button is pressed. |
| bIsDisabled | TRUE if the button is disabled. |