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package org.tela_botanica.del.client.vues.searchobservations.pagination;
import org.tela_botanica.del.client.vues.searchobservations.ObservationSearchPresenter;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.HasWidgets;
public class NumberPagePresenter {
private final NumberPageView view;
private int nbPage = 1;
public NumberPagePresenter(int nbPage) {
this.nbPage = nbPage;
view = new NumberPageView(nbPage);
}
public void go(HasWidgets container) {
container.add(view);
handleEvents();
}
public void handleEvents() {
view.getNbPageHtml().addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
int firstImage;
int lastImage;
int nbImagePerPage = ObservationSearchPresenter.getInstance()
.getView().getNbImagesPerPage();
if (nbPage == 1) {
firstImage = 0;
} else {
firstImage = ((nbPage - 1) * nbImagePerPage);
}
lastImage = (nbPage - 1) * nbImagePerPage + nbImagePerPage;
ObservationSearchPresenter.getInstance().showImagePanels(firstImage,
lastImage);
}
});
}
}