302 lines
8.6 KiB
Java
302 lines
8.6 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.widgets.wsexplorer.client.select;
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import java.util.ArrayList;
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import java.util.List;
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import org.gcube.portlets.widgets.wsexplorer.client.Util;
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import org.gcube.portlets.widgets.wsexplorer.client.WorkspaceExplorerConstants;
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import org.gcube.portlets.widgets.wsexplorer.client.WorkspaceExplorerController;
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import org.gcube.portlets.widgets.wsexplorer.client.event.ClickItemEvent;
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import org.gcube.portlets.widgets.wsexplorer.client.event.ClickItemEventHandler;
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import org.gcube.portlets.widgets.wsexplorer.client.notification.WorkspaceExplorerSelectNotification.HasWorskpaceExplorerSelectNotificationListener;
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import org.gcube.portlets.widgets.wsexplorer.client.notification.WorkspaceExplorerSelectNotification.WorskpaceExplorerSelectNotificationListener;
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import org.gcube.portlets.widgets.wsexplorer.client.view.WorkspaceExplorer;
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import org.gcube.portlets.widgets.wsexplorer.client.view.grid.ItemsTable.DISPLAY_FIELD;
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import org.gcube.portlets.widgets.wsexplorer.shared.Item;
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import org.gcube.portlets.widgets.wsexplorer.shared.ItemType;
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import com.github.gwtbootstrap.client.ui.Alert;
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import com.github.gwtbootstrap.client.ui.Button;
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import com.github.gwtbootstrap.client.ui.constants.AlertType;
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import com.github.gwtbootstrap.client.ui.constants.ButtonType;
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import com.google.gwt.core.shared.GWT;
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import com.google.gwt.event.dom.client.ClickEvent;
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import com.google.gwt.event.dom.client.ClickHandler;
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import com.google.gwt.user.client.ui.HorizontalPanel;
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import com.google.gwt.user.client.ui.ScrollPanel;
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import com.google.gwt.user.client.ui.VerticalPanel;
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/**
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* The Class WorkspaceExplorerSelectPanel.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* Jul 28, 2015
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*/
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public class WorkspaceFolderExplorerSelectPanel extends ScrollPanel implements HasWorskpaceExplorerSelectNotificationListener{
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private WorkspaceFolderExplorerSelectPanel INSTANCE = this;
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private boolean isSelect = false;
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private String captionTxt;
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private Alert alertConfirm;
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// private WorkspaceExplorerController controller;
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private List<WorskpaceExplorerSelectNotificationListener> listeners = new ArrayList<WorskpaceExplorerSelectNotificationListener>();
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private VerticalPanel mainVP = new VerticalPanel();
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private HorizontalPanel footerHP = new HorizontalPanel();
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private WorkspaceExplorer wsExplorer;
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/**
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* Instantiates a new workspace folder explorer select panel.
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*
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* @param folderId the folder id
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* @throws Exception
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*/
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public WorkspaceFolderExplorerSelectPanel(String folderId, String folderName) throws Exception {
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initExplorer(folderId, folderName, ItemType.values(), ItemType.values());
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}
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private void initExplorer(String folderId, String folderName, ItemType[] selectableTypes, ItemType[] showableTypes) throws Exception{
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bindEvents();
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wsExplorer = new WorkspaceExplorer(showableTypes, selectableTypes, new DISPLAY_FIELD[]{DISPLAY_FIELD.ICON, DISPLAY_FIELD.NAME});
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Item item = new Item(folderId, folderName, true);
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wsExplorer.loadFolder(item);
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initPanel("");
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}
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/**
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* Instantiates a new workspace explorer select panel.
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*
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* @param captionTxt the caption txt
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* @param showOnlyFolders the show only folders
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* @throws Exception
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*/
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public WorkspaceFolderExplorerSelectPanel(String folderId, boolean showOnlyFolders) throws Exception {
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if(showOnlyFolders){
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ItemType[] itemsType = new ItemType[1];
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itemsType[0] = ItemType.FOLDER;
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initExplorer(folderId, "", itemsType, itemsType);
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}else{
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initExplorer(folderId, "", ItemType.values(), ItemType.values());
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}
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}
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/**
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* Bind events.
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*/
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private void bindEvents(){
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WorkspaceExplorerController.eventBus.addHandler(ClickItemEvent.TYPE, new ClickItemEventHandler() {
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@Override
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public void onClick(final ClickItemEvent clickItemEvent) {
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isSelect = false;
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Item item = wsExplorer.getItemSelected();
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//Return if item is not selectable
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if(!itemIsSelectable(item)){
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notifyNotValidSelection();
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return;
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}
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notifySelectedItem(wsExplorer.getItemSelected());
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isSelect = true;
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}
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});
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}
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@Override
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public void onResize() {
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super.onResize();
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GWT.log("on Resize...");
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adjustSize();
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}
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/* (non-Javadoc)
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* @see com.google.gwt.user.client.ui.Widget#onLoad()
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*/
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@Override
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protected void onLoad() {
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super.onLoad();
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GWT.log("on Load...");
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// adjustSize();
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adjustSize();
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}
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private void adjustSize(){
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if(this.getParent()!=null && this.getParent().getElement()!=null)
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Util.adjustSize(this.getParent().getElement(), wsExplorer.getPanel(), 85);
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}
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/**
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* Inits the panel.
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*
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* @param captionTxt the caption txt is the tool-tip
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*/
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private void initPanel(String captionTxt) {
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this.captionTxt = captionTxt;
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if(this.captionTxt!=null && !this.captionTxt.isEmpty())
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setTitle(this.captionTxt);
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setWidth(WorkspaceExplorerConstants.WIDHT_DIALOG+"px");
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setAlertConfirm("", false, null);
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mainVP.add(wsExplorer.getPanel());
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mainVP.add(footerHP);
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add(mainVP);
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}
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/**
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* Sets the alert confirm.
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*
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* @param html the html
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* @param show the show
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* @param item the item
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*/
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private void setAlertConfirm(String html, boolean show, final Item item){
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try{
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footerHP.remove(alertConfirm);
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}catch(Exception e){
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//silent
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}
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alertConfirm = new Alert();
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alertConfirm.setText(html);
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alertConfirm.setVisible(show);
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alertConfirm.setClose(true);
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alertConfirm.setType(AlertType.INFO);
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Button yes = new Button("Yes");
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yes.setType(ButtonType.LINK);
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yes.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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if(item!=null){
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isSelect = true;
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notifySelectedItem(item);
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}
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}
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});
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Button no = new Button("No");
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no.setType(ButtonType.LINK);
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no.addClickHandler(new ClickHandler() {
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@Override
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public void onClick(ClickEvent event) {
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alertConfirm.close();
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}
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});
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alertConfirm.add(yes);
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alertConfirm.add(no);
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footerHP.insert(alertConfirm,0);
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}
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/**
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* Notify selected item.
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*
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* @param selected the selected
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*/
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private void notifySelectedItem(Item selected){
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for (WorskpaceExplorerSelectNotificationListener worskpaceExplorerNotificationListener : listeners) {
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worskpaceExplorerNotificationListener.onSelectedItem(selected);
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}
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}
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/**
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* Notify aborted.
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*/
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private void notifyAborted(){
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for (WorskpaceExplorerSelectNotificationListener worskpaceExplorerNotificationListener : listeners) {
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worskpaceExplorerNotificationListener.onAborted();
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}
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}
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/**
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* Notify not valid selection.
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*/
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private void notifyNotValidSelection(){
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for (WorskpaceExplorerSelectNotificationListener worskpaceExplorerNotificationListener : listeners) {
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worskpaceExplorerNotificationListener.onNotValidSelection();
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}
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}
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/**
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* Notify failed.
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*
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* @param t the t
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*/
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@SuppressWarnings("unused")
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private void notifyFailed(Throwable t){
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for (WorskpaceExplorerSelectNotificationListener worskpaceExplorerNotificationListener : listeners) {
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worskpaceExplorerNotificationListener.onFailed(t);
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}
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}
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/**
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* Gets the caption txt.
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*
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* @return the captionTxt
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*/
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public String getCaptionTxt() {
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return captionTxt;
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}
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/**
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* Checks if is valid hide.
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*
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* @return the isValidHide
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*/
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public boolean isValidHide() {
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return isSelect;
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}
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/* (non-Javadoc)
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* @see org.gcube.portlets.widgets.wsexplorer.client.notification.WorskpaceExplorerNotification.HasWorskpaceExplorerNotificationListener#addWorkspaceExplorerNotificationListener(org.gcube.portlets.widgets.wsexplorer.client.notification.WorskpaceExplorerNotification.WorskpaceExplorerNotificationListener)
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*/
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@Override
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public void addWorkspaceExplorerSelectNotificationListener(WorskpaceExplorerSelectNotificationListener handler) {
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if(handler!=null)
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listeners.add(handler);
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}
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/* (non-Javadoc)
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* @see org.gcube.portlets.widgets.wsexplorer.client.notification.WorskpaceExplorerNotification.HasWorskpaceExplorerNotificationListener#removeWorkspaceExplorerNotificationListener(org.gcube.portlets.widgets.wsexplorer.client.notification.WorskpaceExplorerNotification.WorskpaceExplorerNotificationListener)
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*/
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@Override
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public void removeWorkspaceExplorerSelectNotificationListener(WorskpaceExplorerSelectNotificationListener handler) {
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if(handler!=null){
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if(listeners.contains(handler))
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listeners.remove(handler);
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}
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}
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/**
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* Item is selectable.
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*
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* @param item the item
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* @return true, if successful
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*/
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public boolean itemIsSelectable(Item item){
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GWT.log("Selectable type: "+wsExplorer.getSelectableTypes());
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GWT.log("item: "+item);
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if (item!=null){
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boolean selectable = wsExplorer.getSelectableTypes().contains(item.getType());
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return (selectable)?true:false;
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}
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return false;
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}
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}
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