int GetFolderDepth(MediaTrack* tr, int* iType, MediaTrack** nextTr) // iType: 0=normal, 1=parent, < 0=last in folder
{
//static MediaTrack* nextTr = NULL; Let calling fcn keep track so state is reset appropriately
static int iLastFolder = 0;
int iFolder;
if (tr == *nextTr)
{
*nextTr = CSurf_TrackFromID(CSurf_TrackToID(tr, false) + 1, false);
if (CSurf_TrackToID(tr, false) == 0) // Special case for master
{
if (iType)
*iType = 1;
return -1; // Master is at '-1' depth
}
iFolder = *(int*)GetSetMediaTrackInfo(tr, "I_FOLDERDEPTH", NULL);
if (iType)
*iType = iFolder;
if (iFolder == 0)
return iLastFolder;
else if (iFolder == 1)
{
iLastFolder++;
return iLastFolder - 1; // Count parent as at the "previous" level
}
else if (iFolder < 0)
{
int iCur = iLastFolder;
iLastFolder += iFolder;
return iCur;
}
}
else
{
// Must iterate until reaching the track passed in
iLastFolder = 0;
*nextTr = CSurf_TrackFromID(0, false);
while (tr != *nextTr)
GetFolderDepth(*nextTr, NULL, nextTr);
return GetFolderDepth(tr, iType, nextTr);
}
return -1;
}
void ColorChildren(COMMAND_T* = NULL)
{
int iParentDepth;
COLORREF crParentColor;
bool bSelected = false;
MediaTrack* gfd = NULL;
for (int i = 1; i <= GetNumTracks(); i++)
{
MediaTrack* tr = CSurf_TrackFromID(i, false);
int iType;
int iFolder = GetFolderDepth(tr, &iType, &gfd);
if (bSelected)
GetSetMediaTrackInfo(tr, "I_CUSTOMCOLOR", &crParentColor);
if (iType == 1)
{
if (!bSelected && *(int*)GetSetMediaTrackInfo(tr, "I_SELECTED", NULL))
{
iParentDepth = iFolder;
bSelected = true;
}
crParentColor = *(COLORREF*)GetSetMediaTrackInfo(tr, "I_CUSTOMCOLOR", NULL);
}
if (iType + iFolder <= iParentDepth)
bSelected = false;
}
Undo_OnStateChangeEx(__LOCALIZE("Set track(s) children to same color","sws_undo"), UNDO_STATE_TRACKCFG, -1);
}
