/*********************************************************************
* Function: void GOLFree()
*
* PreCondition: none
*
* Input: none
*
* Output: none
*
* Side Effects: none
*
* Overview: frees memory of all objects in the current linked list
* and starts a new linked list
*
* Note: drawing and messaging must be suspended
*
********************************************************************/
void GOLFree(){
OBJ_HEADER * pNextObj;
OBJ_HEADER * pCurrentObj;
pCurrentObj = _pGolObjects;
while(pCurrentObj != NULL){
pNextObj = pCurrentObj->pNxtObj;
#ifdef USE_LISTBOX
if(pCurrentObj->type == OBJ_LISTBOX)
LbDelItemsList((LISTBOX*)pCurrentObj);
#endif
#ifdef USE_GRID
if(pCurrentObj->type == OBJ_GRID)
GridFreeItems((GRID*)pCurrentObj);
#endif
free(pCurrentObj);
pCurrentObj = pNextObj;
}
GOLNewList();
}
/************************************************************************
Function: void FillNewElements(void)
Overview: Fill the list box with the image and directory elements
found in the thumb drive.
Input: none
Output: none
************************************************************************/
void FillNewElements(void)
{
SearchRec searchRecord;
BYTE bCounter;
BYTE bFound;
void *pBitmap;
NextSlide = 0;
bNumElementsInFolder = 0;
bFound = FindFirst("*", ATTR_DIRECTORY, &searchRecord);
for(bCounter = 0; bCounter < MAX_ELEMENTS; bCounter++)
{
if(bFound == 0)
{
BYTE i;
if(searchRecord.filename[0] == '.' && searchRecord.filename[1] == '\0')
{
bFound = FindNext(&searchRecord);
continue;
}
aFolderElement[bNumElementsInFolder].blFolder = 1;
aFolderElement[bNumElementsInFolder].blText = 0;
for(i = 0; i < 13; i++)
{
aFolderElement[bNumElementsInFolder].Name[i] = searchRecord.filename[i];
aFolderElement[bNumElementsInFolder].XName[i] = searchRecord.filename[i];
}
bNumElementsInFolder++;
}
else
{
break;
}
bFound = FindNext(&searchRecord);
}
bFound = FindFirst("*.jpg", ATTR_MASK ^ ATTR_DIRECTORY, &searchRecord);
for(bCounter = 0; bCounter < MAX_ELEMENTS && bNumElementsInFolder < MAX_ELEMENTS; bCounter++)
{
if(bFound == 0)
{
BYTE i;
aFolderElement[bNumElementsInFolder].blFolder = 0;
aFolderElement[bNumElementsInFolder].blText = 0;
aFolderElement[bNumElementsInFolder].ImgType = IMG_JPEG;
for(i = 0; i < 13; i++)
{
aFolderElement[bNumElementsInFolder].Name[i] = searchRecord.filename[i];
aFolderElement[bNumElementsInFolder].XName[i] = searchRecord.filename[i];
}
bNumElementsInFolder++;
}
else
{
break;
}
bFound = FindNext(&searchRecord);
}
bFound = FindFirst("*.bmp", ATTR_MASK ^ ATTR_DIRECTORY, &searchRecord);
for(bCounter = 0; bCounter < MAX_ELEMENTS && bNumElementsInFolder < MAX_ELEMENTS; bCounter++)
{
if(bFound == 0)
{
BYTE i;
aFolderElement[bNumElementsInFolder].blFolder = 0;
aFolderElement[bNumElementsInFolder].blText = 0;
aFolderElement[bNumElementsInFolder].ImgType = IMG_BMP;
for(i = 0; i < 13; i++)
{
aFolderElement[bNumElementsInFolder].Name[i] = searchRecord.filename[i];
aFolderElement[bNumElementsInFolder].XName[i] = searchRecord.filename[i];
}
bNumElementsInFolder++;
}
else
{
break;
}
bFound = FindNext(&searchRecord);
}
// fill the list box items
bStartingElement = 0;
// clear the list first
LbDelItemsList(pListBox);
for(bCounter = 0; (bStartingElement + bCounter) < bNumElementsInFolder; bCounter++)
{
// set the proper bitmap icon
if(aFolderElement[bStartingElement + bCounter].blFolder == 1)
{
pBitmap = (void *) &FolderIcon;
}
else if(aFolderElement[bStartingElement + bCounter].ImgType == IMG_JPEG)
{
pBitmap = (void *) &JpegIcon;
}
else if(aFolderElement[bStartingElement + bCounter].ImgType == IMG_BMP)
{
pBitmap = (void *) &BitmapIcon;
}
else
{
pBitmap = NULL;
}
// assign the item to the list
if(NULL == LbAddItem(pListBox, NULL, aFolderElement[bStartingElement + bCounter].XName, pBitmap, 0, bCounter))
break;
else
{
// adjust the slider page and range
SldSetRange(pSlider, bNumElementsInFolder);
SldSetPage(pSlider, bNumElementsInFolder >> 1);
// to completely redraw the object when GOLDraw() is executed.
SetState(pSlider, DRAW);
SetState(pListBox, DRAW);
}
}
}
