guistyle_menu_generic.c

IT projecotr reference design.

/*****************************************************************************
**             TEXAS INSTRUMENTS PROPRIETARY INFORMATION
**
**  (c) Copyright, Texas Instruments Incorporated, 2006.
**      All Rights Reserved.
**
**  Property of Texas Instruments Incorporated. Restricted Rights -
**  Use, duplication, or disclosure is subject to restrictions set
**  forth in TI's program license agreement and associated documentation.
******************************************************************************/

#include "common.h"
#include "osd.h"
#include "guiStyle.h"
#include "guiStyle_sub.h"

/* This function initializes the menu according to the menu style */
int08 guiStyle_menu_Generic_OnStart( GUI_OPEN_MENU *menu, GUIMSG *msg )
{
    if( menu == NULL )
        return FAIL;

    if( menu->itemId == OSD_ERR_ID_INVALID )
    {
        /* set the focus on the first item */
        menu->itemId = OSD_GetFirstMenuItemID( menu->menuId );
    }
        
    /* call any menu specific initialization */
    gui_AppAction_OnStart( menu->menuId, msg );
    
    return PASS;
}

/* This function performs any necessary cleanup when the menu closes */
int08 guiStyle_menu_Generic_OnClose( GUI_OPEN_MENU *menu )
{
    if( menu == NULL )
        return FAIL;

    /* call any menu specific initialization */
    gui_AppAction_OnClose( menu->menuId );
    
    return PASS;
}

/* This function takes the menu's current state (selected item, etc) and refreshes the
 * OSD item display */
int08 guiStyle_menu_Generic_Redraw( GUI_OPEN_MENU *menu )
{
    if( menu == NULL )
        return FAIL;

    /* call any menu specific initialization */
    gui_AppAction_Redraw( menu->menuId, NULL );
    
    return PASS;
}

/* send incoming messages directly to action module, skipping item style */
int08 guiStyle_menu_Generic_GuiMsg( GUI_OPEN_MENU *menu, GUIMSG *msg )
{
    if( msg == NULL || menu == NULL )
        return FAIL;

    switch( msg->type )
    {
        case GUIMSG_LEFT:
        case GUIMSG_DOWN:
        case GUIMSG_RIGHT:
        case GUIMSG_UP:
        case GUIMSG_SELECT:
        case GUIMSG_STRING:
        case GUIMSG_VALUE:
            // pass the message as is
            break;

        default:
            break;
    }    
    guiStyle_item_GuiMsg( menu, msg );

    return PASS;   
}