/**
* Get the currently selected multimedia.
*
* @param page
* @return the first multimedia with selected attribute set.
*/
public static MultimediaAbstract getSelectedMultimedia(Page page) {
for (MultimediaAbstract ma : page.getMultimedia()) {
if (ma.getIsSelected()) {
return ma;
}
}
return null;
}
/**
* Since MultimediaAbstract is a model, a View can be attached to it. This allows instant updating
* when an attribute changed.
*/
public static void attachView(Page page, TObserver view) {
for (MultimediaAbstract ma : page.getMultimedia()) {
ma.addObserver(view);
}
}
/**
* Clears the selection of given page.
*
* @param page is the Page where mIsSelected attribute is cleared.
*/
public static void clearMultimediaSelection(Page page) {
for (MultimediaAbstract ma : page.getMultimedia()) {
ma.setIsSelected(false);
}
}
public static boolean deleteMultimediaByID(Page page, int multimediID) {
return deleteMultimediaByID(page.getMultimedia(), multimediID);
}
/**
* @param page is where we search for the Multimedia
* @param multimediaID
* @return Multimedia in <code>page</code> that matches multimediaID
*/
public static MultimediaAbstract getMultimediaByID(Page page, int multimediaID) {
return getMultimediaByID(page.getMultimedia(), multimediaID);
}
public static boolean isMultimediaEmpty(Page page) {
return page.getMultimedia().isEmpty();
}