bool nla_panel_context(const bContext *C, PointerRNA *adt_ptr, PointerRNA *nlt_ptr, PointerRNA *strip_ptr)
{
bAnimContext ac;
bAnimListElem *ale = NULL;
ListBase anim_data = {NULL, NULL};
short found = 0; /* not bool, since we need to indicate "found but not ideal" status */
int filter;
/* for now, only draw if we could init the anim-context info (necessary for all animation-related tools)
* to work correctly is able to be correctly retrieved. There's no point showing empty panels?
*/
if (ANIM_animdata_get_context(C, &ac) == 0)
return false;
/* extract list of active channel(s), of which we should only take the first one
* - we need the channels flag to get the active AnimData block when there are no NLA Tracks
*/
// XXX: double-check active!
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_ACTIVE | ANIMFILTER_LIST_CHANNELS);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
for (ale = anim_data.first; ale; ale = ale->next) {
switch (ale->type) {
case ANIMTYPE_NLATRACK: /* NLA Track - The primary data type which should get caught */
{
NlaTrack *nlt = (NlaTrack *)ale->data;
AnimData *adt = ale->adt;
/* found it, now set the pointers */
if (adt_ptr) {
/* AnimData pointer */
RNA_pointer_create(ale->id, &RNA_AnimData, adt, adt_ptr);
}
if (nlt_ptr) {
/* NLA-Track pointer */
RNA_pointer_create(ale->id, &RNA_NlaTrack, nlt, nlt_ptr);
}
if (strip_ptr) {
/* NLA-Strip pointer */
NlaStrip *strip = BKE_nlastrip_find_active(nlt);
RNA_pointer_create(ale->id, &RNA_NlaStrip, strip, strip_ptr);
}
found = 1;
break;
}
case ANIMTYPE_SCENE: /* Top-Level Widgets doubling up as datablocks */
case ANIMTYPE_OBJECT:
case ANIMTYPE_DSMAT: /* Datablock AnimData Expanders */
case ANIMTYPE_DSLAM:
case ANIMTYPE_DSCAM:
case ANIMTYPE_DSCACHEFILE:
case ANIMTYPE_DSCUR:
case ANIMTYPE_DSSKEY:
case ANIMTYPE_DSWOR:
case ANIMTYPE_DSNTREE:
case ANIMTYPE_DSPART:
case ANIMTYPE_DSMBALL:
case ANIMTYPE_DSARM:
case ANIMTYPE_DSMESH:
case ANIMTYPE_DSTEX:
case ANIMTYPE_DSLAT:
case ANIMTYPE_DSLINESTYLE:
case ANIMTYPE_DSSPK:
case ANIMTYPE_DSGPENCIL:
{
/* for these channels, we only do AnimData */
if (ale->adt && adt_ptr) {
ID *id;
if ((ale->data == NULL) || (ale->type == ANIMTYPE_OBJECT)) {
/* ale->data is not an ID block! */
id = ale->id;
}
else {
/* ale->data is always the proper ID block we need, but ale->id may not be (i.e. for textures) */
id = (ID *)ale->data;
}
/* AnimData pointer */
if (adt_ptr) {
RNA_pointer_create(id, &RNA_AnimData, ale->adt, adt_ptr);
}
/* set found status to -1, since setting to 1 would break the loop
* and potentially skip an active NLA-Track in some cases...
*/
found = -1;
}
break;
}
}
if (found > 0)
break;
}
/* free temp data */
ANIM_animdata_freelist(&anim_data);
return (found != 0);
}
static int nla_panel_context(const bContext *C, PointerRNA *adt_ptr, PointerRNA *nlt_ptr, PointerRNA *strip_ptr)
{
bAnimContext ac;
bAnimListElem *ale= NULL;
ListBase anim_data = {NULL, NULL};
short found=0;
int filter;
/* for now, only draw if we could init the anim-context info (necessary for all animation-related tools)
* to work correctly is able to be correctly retrieved. There's no point showing empty panels?
*/
if (ANIM_animdata_get_context(C, &ac) == 0)
return 0;
/* extract list of active channel(s), of which we should only take the first one
* - we need the channels flag to get the active AnimData block when there are no NLA Tracks
*/
filter= (ANIMFILTER_VISIBLE|ANIMFILTER_ACTIVE|ANIMFILTER_CHANNELS);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
for (ale= anim_data.first; ale; ale= ale->next) {
switch (ale->type) {
case ANIMTYPE_NLATRACK: /* NLA Track - The primary data type which should get caught */
{
NlaTrack *nlt= (NlaTrack *)ale->data;
AnimData *adt= ale->adt;
/* found it, now set the pointers */
if (adt_ptr) {
/* AnimData pointer */
RNA_pointer_create(ale->id, &RNA_AnimData, adt, adt_ptr);
}
if (nlt_ptr) {
/* NLA-Track pointer */
RNA_pointer_create(ale->id, &RNA_NlaTrack, nlt, nlt_ptr);
}
if (strip_ptr) {
/* NLA-Strip pointer */
NlaStrip *strip= BKE_nlastrip_find_active(nlt);
RNA_pointer_create(ale->id, &RNA_NlaStrip, strip, strip_ptr);
}
found= 1;
}
break;
case ANIMTYPE_SCENE: /* Top-Level Widgets doubling up as datablocks */
case ANIMTYPE_OBJECT:
case ANIMTYPE_FILLACTD: /* Action Expander */
case ANIMTYPE_DSMAT: /* Datablock AnimData Expanders */
case ANIMTYPE_DSLAM:
case ANIMTYPE_DSCAM:
case ANIMTYPE_DSCUR:
case ANIMTYPE_DSSKEY:
case ANIMTYPE_DSWOR:
case ANIMTYPE_DSNTREE:
case ANIMTYPE_DSPART:
case ANIMTYPE_DSMBALL:
case ANIMTYPE_DSARM:
{
/* for these channels, we only do AnimData */
if (ale->id && ale->adt) {
if (adt_ptr) {
/* AnimData pointer */
RNA_pointer_create(ale->id, &RNA_AnimData, ale->adt, adt_ptr);
/* set found status to -1, since setting to 1 would break the loop
* and potentially skip an active NLA-Track in some cases...
*/
found= -1;
}
}
}
break;
}
if (found > 0)
break;
}
/* free temp data */
BLI_freelistN(&anim_data);
return found;
}