guistyle_item_buttonlist.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 "rta_tsk.h"
#include "tmr.h"
#include "guiStyle.h"
#include "guiStyle_sub.h"


/* This item style requires a list field with two entries.  List index 0 = undepressed. 
 * List index 1 = depressed */
int08 guiStyle_item_ButtonList_SetListIndex( int16 itemId, uint08 index )
{
    int16 fieldId;
    OSDFIELDTYPE fieldType;
    uint08 listSize;
    
    /* search thru the fields for all lists in the item */
    fieldId = OSD_GetFirstFieldID( itemId );
    if( fieldId == OSD_ERR_ID_INVALID )
        return FAIL;
    
    while( fieldId != OSD_ERR_ID_INVALID )
    {
        if( OSD_GetFieldType( fieldId, &fieldType ) != PASS )
            return FAIL;
            
        /* for all lists with 2 entries we find in the item, set 0 or 1 */
        if( fieldType == LIST )
        {
            listSize = 0;
            OSD_GetListSize( fieldId, &listSize );
            if( listSize == 2 )
            {
                /* Set the index value */
                if( index == 0 )
                    OSD_SetListIndex( fieldId, 0 );   /* undepressed */
                else
                    OSD_SetListIndex( fieldId, 1 );   /* depressed */         
            }          
        }    
        fieldId = OSD_GetNextFieldID( fieldId );
    }
   
    return PASS;
}


int08 guiStyle_item_ButtonList_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:
            break;
        
        case GUIMSG_SELECT:
            guiStyle_item_SetListIndex( menu->itemId, 1 );
            RTA_TaskDelay(TMR_ConvertMSToTicks( 500 ));
            guiStyle_item_SetListIndex( menu->itemId, 0 );

            msg->type = GUIMSG_ASSERT;
            gui_AppAction_GuiMsg( menu->menuId, menu->itemId, msg );
            break;
        
        case GUIMSG_STRING:
        case GUIMSG_VALUE:
            // pass the message as is
            gui_AppAction_GuiMsg( menu->menuId, menu->itemId, msg );
            break;

        default:
            break;
    }    
    
    return PASS;    
}