/*!
unregisters a QTMovieWindowH from Movie association
*/
void unregister_QTMovieWindowH_for_Movie( Movie movie )
{
if( movie && m2qtmwh_initialised && m2qtmwh.count(movie) ){
m2qtmwh.erase(movie);
m2qtmwh.resize(0);
}
}
/*!
remove a NativeWindow -> QTMovieWindowH association
*/
void unregister_QTMovieWindowH_from_NativeWindow( NativeWindow hwnd )
{
if( nw2q_initialised && hwnd && hwnd2qtwmh.count(hwnd) ){
hwnd2qtwmh.erase(hwnd);
hwnd2qtwmh.resize(0);
}
}
/*!
unregisters a QTMovieWindowH object
*/
void unregister_QTMovieWindowH( QTMovieWindowH qtwmH )
{ NativeWindow hwnd;
if( qtwmH && q2nw_initialised && qtwmh2hwnd.count(qtwmH) ){
hwnd = qtwmh2hwnd[qtwmH];
if( (*qtwmH)->theView == hwnd ){
if( nw2q_initialised && hwnd2qtwmh.count(hwnd) ){
hwnd2qtwmh.erase(hwnd);
hwnd2qtwmh.resize(0);
}
}
qtwmh2hwnd.erase(qtwmH);
qtwmh2hwnd.resize(0);
if( lastQTWMH == qtwmH ){
lastQTWMH = NULL;
}
}
}
/*!
given a movie, find the associated QTMovieWindowH object
*/
QTMovieWindowH QTMovieWindowH_from_Movie( Movie movie )
{ QTMovieWindowH wi;
if( movie && m2qtmwh_initialised && m2qtmwh.count(movie) ){
wi = m2qtmwh[movie];
if( Handle_Check(wi) && (*wi)->self == *wi && (*wi)->theMovie == movie ){
return wi;
}
}
return NULL;
}
/*!
look up the QTMovieWindowH that uses the given window for displaying. Used in event processing.
*/
QTMovieWindowH QTMovieWindowH_from_NativeWindow( NativeWindow hwnd )
{ QTMovieWindowH wi;
if( hwnd2qtwmh.count(hwnd) ){
wi = hwnd2qtwmh[hwnd];
if( QTMovieWindowH_Check(wi) && (*wi)->theView == hwnd ){
return wi;
}
}
return NULL;
}
// fetch the row associated with the given index
// and assign it if it doesn't exist
lindex fetch_index(mwIndex gi) {
if (imap.count(gi) != 0) {
return imap[gi];
}
lindex li = nextind;
nextind ++;
imap[gi] = li;
grow_vector_to_index(gmap, li, (mwIndex)(-1));
gmap[li] = gi;
return li;
}
const char *GetMacOSStatusErrStrings(ErrCode err, const char **comment)
{
#if defined(WIN32) || defined(_WINDOWS) || defined(_MSC_VER)
MacErrorTables *et;
if( met_initialised && metMap.count(err) ){
if( (et = metMap[err]) ){
if( comment ){
*comment = et->errComment;
}
return et->errString;
}
}
return NULL;
#else
if( comment ){
*comment = GetMacOSStatusCommentString(err);
}
return GetMacOSStatusErrorString(err);
#endif
}
/*!
find the native window in which a QTMovieWindowH object is displayed.
This exists mostly for double-check reasons, as the window is also accessible as
(*qtwmH)->theView
*/
NativeWindow NativeWindow_from_QTMovieWindowH( QTMovieWindowH qtwmH )
{ NativeWindow hwnd;
if( qtwmH && q2nw_initialised ){
// some caching to speed things up ...
if( qtwmH == lastQTWMH && (*lastQTWMH)->theView ){
return (*lastQTWMH)->theView;
}
else if( qtwmh2hwnd.count(qtwmH) ){
hwnd = qtwmh2hwnd[qtwmH];
if( (*qtwmH)->theView == hwnd ){
lastQTWMH = qtwmH;
return hwnd;
}
else if( !(*qtwmH)->theView ){
// 20110228: a window that has been closed through the GUI but not yet
// completely flushed from our management. We will need to suppose that
// it was once a valid window, and thus cannot return NULL.
return hwnd;
}
}
}
return NULL;
}
