Synnefo » Pithos Web Client

import gr.grnet.pithos.web.client.rest.RestCommand;

import gr.grnet.pithos.web.client.rest.resource.OtherUserResource;

import gr.grnet.pithos.web.client.rest.resource.OthersResource;

import gr.grnet.pithos.web.client.rest.resource.RestResource;

import gr.grnet.pithos.web.client.rest.resource.SharedResource;

import gr.grnet.pithos.web.client.rest.resource.TrashFolderResource;

import gr.grnet.pithos.web.client.rest.resource.TrashResource;

import com.google.gwt.http.client.URL;

import com.google.gwt.user.client.ui.PopupPanel;

public class FileMenu extends PopupPanel implements ClickHandler {

	public FileMenu(final Images _images) {

		// The popup's constructor's argument is a boolean specifying that it

		// auto-close itself when the user clicks outside of it.

		super(true);

		add(contextMenu);

	@Override

	public void onClick(ClickEvent event) {

		final FileMenu menu = new FileMenu(images);

		final int left = event.getRelativeElement().getAbsoluteLeft();

		final int top = event.getRelativeElement().getAbsoluteTop() + event.getRelativeElement().getOffsetHeight();

		menu.setPopupPosition(left, top);

		menu.show();

	}

	public MenuBar createMenu() {

		contextMenu.clearItems();

		contextMenu.setAutoOpen(false);

		final Command downloadCmd = new Command() {

			@Override

			public void execute() {

				hide();

				preDownloadCheck();

			}

		};

        CellTreeView treeView = GSS.get().getTreeView();

        if (treeView == null)

            return contextMenu;

		RestResource selectedItem = treeView.getSelection();

		boolean downloadVisible = GSS.get().getCurrentSelection() != null && GSS.get().getCurrentSelection() instanceof FileResource;

		boolean propertiesVisible = !(selectedItem != null && (selectedItem instanceof TrashResource || selectedItem instanceof TrashFolderResource || selectedItem instanceof SharedResource || selectedItem instanceof OthersResource || selectedItem instanceof OtherUserResource 

					//|| folders.isOthersShared(selectedItem) || selectedItem.getUserObject() instanceof GroupUserResource 

					|| GSS.get().getCurrentSelection() instanceof List));

		boolean newFolderVisible = !(selectedItem != null && (selectedItem instanceof TrashResource || selectedItem instanceof TrashFolderResource || selectedItem instanceof SharedResource || selectedItem instanceof OthersResource || selectedItem instanceof OtherUserResource));

		boolean uploadVisible = !(selectedItem != null && (selectedItem instanceof TrashResource || selectedItem instanceof TrashFolderResource || selectedItem instanceof SharedResource || selectedItem instanceof OthersResource || selectedItem instanceof OtherUserResource));

		if(newFolderVisible){

//			MenuItem newFolderItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.folderNew()).getHTML() + "&nbsp;New Folder</span>", true, new NewFolderCommand(this, images));

//			newFolderItem.getElement().setId("topMenu.file.newFolder");

//			contextMenu.addItem(newFolderItem);

		}

		if(uploadVisible){

			MenuItem uploadItem = new MenuItem("<span id='topMenu.file.upload'>" + AbstractImagePrototype.create(images.fileUpdate()).getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(this, null));

			contextMenu.addItem(uploadItem);

		}

		if (downloadVisible) {

			String[] link = {"", ""};

			createDownloadLink(link, false);

			MenuItem downloadItem = new MenuItem("<span>" + link[0] + AbstractImagePrototype.create(images.download()).getHTML() + "&nbsp;Download" + link[1] + "</span>", true, downloadCmd);

			contextMenu.addItem(downloadItem);

			createDownloadLink(link, true);

			MenuItem saveAsItem = new MenuItem("<span>" + link[0] + AbstractImagePrototype.create(images.download()).getHTML() + "&nbsp;Save As" + link[1] + "</span>", true, downloadCmd);			

			contextMenu.addItem(saveAsItem);

		}

		MenuItem emptyTrashItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.emptyTrash()).getHTML() + "&nbsp;Empty Trash</span>", true, new EmptyTrashCommand(this));

		emptyTrashItem.getElement().setId("topMenu.file.emptyTrash");

		contextMenu.addItem(emptyTrashItem);

		MenuItem refreshItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.refresh()).getHTML() + "&nbsp;Refresh</span>", true, new RefreshCommand(this, images));

		refreshItem.getElement().setId("topMenu.file.refresh");

		contextMenu.addItem(refreshItem);

		MenuItem sharingItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.sharing()).getHTML() + "&nbsp;Sharing</span>", true, new PropertiesCommand(this, images, 1));

		sharingItem.getElement().setId("topMenu.file.sharing");

		contextMenu.addItem(sharingItem)

		   			.setVisible(propertiesVisible);

		MenuItem propertiesItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.viewText()).getHTML() + "&nbsp;Properties</span>", true, new PropertiesCommand(this, images, 0));

		propertiesItem.getElement().setId("topMenu.file.properties");

		contextMenu.addItem(propertiesItem)

		   			.setVisible(propertiesVisible);

		return contextMenu;

	}