Clippings/Edit.c/SelectAll.txt

    myTimeRecord.value.hi = 0;
    myTimeRecord.value.lo = 0;
    myTimeRecord.base = 0;
    myTimeRecord.scale = GetMovieTimeScale(myMovie);    
    myErr = MCDoAction(theMC, mcActionSetSelectionBegin, &myTimeRecord);
    if (myErr != noErr)
        return((OSErr)myErr);
    
    myTimeRecord.value.hi = 0;
    myTimeRecord.value.lo = GetMovieDuration(myMovie);  
    myTimeRecord.base = 0;
    myTimeRecord.scale = GetMovieTimeScale(myMovie);    
    myErr = MCDoAction(theMC, mcActionSetSelectionDuration, &myTimeRecord);