Synnefo

/*

 * Copyright 2007, 2008, 2009 Electronic Business Systems Ltd.

 *

 * This file is part of GSS.

 *

 * GSS is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * GSS is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with GSS.  If not, see <http://www.gnu.org/licenses/>.

 */

package gr.ebs.gss.client;

import gr.ebs.gss.client.commands.CopyCommand;

import gr.ebs.gss.client.commands.CutCommand;

import gr.ebs.gss.client.commands.DeleteCommand;

import gr.ebs.gss.client.commands.EmptyTrashCommand;

import gr.ebs.gss.client.commands.NewFolderCommand;

import gr.ebs.gss.client.commands.PasteCommand;

import gr.ebs.gss.client.commands.PropertiesCommand;

import gr.ebs.gss.client.commands.RefreshCommand;

import gr.ebs.gss.client.commands.RestoreTrashCommand;

import gr.ebs.gss.client.commands.ToTrashCommand;

import gr.ebs.gss.client.commands.UploadFileCommand;

import gr.ebs.gss.client.rest.resource.OtherUserResource;

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

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

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

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

/**

 * The 'Folder Context' menu implementation.

 */

public class FolderContextMenu extends PopupPanel {

        /**

         * The widget's images.

         */

        private final Images images;

        /**

         * The image bundle for this widget's images that reuses images defined in

         * other menus.

         */

        public interface Images extends FileMenu.Images, EditMenu.Images {

        }

        private MenuItem pasteItem;

        /**

         * The widget's constructor.

         *

         * @param newImages the image bundle passed on by the parent object

         */

        public FolderContextMenu(final Images newImages) {

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

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

                super(true);

                setAnimationEnabled(true);

                images = newImages;

                pasteItem = new MenuItem("<span>" + newImages.paste().getHTML() + "&nbsp;Paste</span>", true, new PasteCommand(this));

                MenuBar contextMenu = new MenuBar(true);

                Folders  folders = GSS.get().getFolders();

                TreeItem selectedItem = folders.getCurrent();

                if(selectedItem != null)

                        if(folders.isTrashItem(selectedItem)){

                                if (folders.isTrash(selectedItem)){

                                        contextMenu.addItem("<span>" + newImages.delete().getHTML() + "&nbsp;Empty Trash</span>", true, new EmptyTrashCommand(this));

                                        contextMenu.addItem("<span>" + images.refresh().getHTML() + "&nbsp;Refresh</span>", true, new RefreshCommand(this, images));

                                }

                                else {

                                        contextMenu.addItem("<span>" + newImages.viewText().getHTML() + "&nbsp;Restore folder and contents</span>", true, new RestoreTrashCommand(this));

                                        contextMenu.addItem("<span>" + newImages.delete().getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, newImages));

                                        contextMenu.addItem("<span>" + images.refresh().getHTML() + "&nbsp;Refresh</span>", true, new RefreshCommand(this, images));

                                }

                        }

                        else if(folders.isFileItem(selectedItem)){

                                contextMenu.addItem("<span>" + newImages.folderNew().getHTML() + "&nbsp;New Folder</span>", true, new NewFolderCommand(this, images));

                                contextMenu.addItem("<span>" + newImages.fileUpdate().getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(this));

                                boolean notRootFolder = !folders.getRootItem().equals(selectedItem);

                                if (notRootFolder) {

                                        // do not show the copy & cut option for the user's root folder

                                        contextMenu.addItem("<span>" + newImages.cut().getHTML() + "&nbsp;Cut</span>", true, new CutCommand(this));

                                        contextMenu.addItem("<span>" + newImages.copy().getHTML() + "&nbsp;Copy</span>", true, new CopyCommand(this));

                                }

                                contextMenu.addItem(pasteItem);

                                if (notRootFolder) {

                                        // do not show delete options for the user's root folder

                                        contextMenu.addItem("<span>" + newImages.emptyTrash().getHTML() + "&nbsp;Move to Trash</span>", true, new ToTrashCommand(this));

                                        contextMenu.addItem("<span>" + newImages.delete().getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, newImages));

                                }

                                contextMenu.addItem("<span>" + images.refresh().getHTML() + "&nbsp;Refresh</span>", true, new RefreshCommand(this, images));

                                contextMenu.addItem("<span>" + newImages.sharing().getHTML() + "&nbsp;Sharing</span>", true, new PropertiesCommand(this, newImages, 1));

                                contextMenu.addItem("<span>" + newImages.viewText().getHTML() + "&nbsp;Properties</span>", true, new PropertiesCommand(this, newImages, 0));

                        }

                        else if(!folders.isMyShares(selectedItem) && folders.isMySharedItem(selectedItem)){

                                contextMenu.addItem("<span>" + newImages.folderNew().getHTML() + "&nbsp;New Folder</span>", true, new NewFolderCommand(this, images));

                                contextMenu.addItem("<span>" + newImages.fileUpdate().getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(this));

                                contextMenu.addItem("<span>" + newImages.cut().getHTML() + "&nbsp;Cut</span>", true, new CutCommand(this));

                                contextMenu.addItem("<span>" + newImages.copy().getHTML() + "&nbsp;Copy</span>", true, new CopyCommand(this));

                                contextMenu.addItem(pasteItem);

                                contextMenu.addItem("<span>" + newImages.emptyTrash().getHTML() + "&nbsp;Move to Trash</span>", true, new ToTrashCommand(this));

                                contextMenu.addItem("<span>" + newImages.delete().getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, newImages));

                                contextMenu.addItem("<span>" + images.refresh().getHTML() + "&nbsp;Refresh</span>", true, new RefreshCommand(this, images));

                                contextMenu.addItem("<span>" + newImages.viewText().getHTML() + "&nbsp;Properties</span>", true, new PropertiesCommand(this, newImages, 0));

                        }

                        else if(!folders.isOthersShared(selectedItem) && folders.isOthersSharedItem(selectedItem) && !(GSS.get().getCurrentSelection() instanceof OtherUserResource)){

                                contextMenu.addItem("<span>" + newImages.folderNew().getHTML() + "&nbsp;New Folder</span>", true, new NewFolderCommand(this, images));

                                contextMenu.addItem("<span>" + newImages.fileUpdate().getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(this));

                                contextMenu.addItem("<span>" + newImages.cut().getHTML() + "&nbsp;Cut</span>", true, new CutCommand(this));

                                contextMenu.addItem("<span>" + newImages.copy().getHTML() + "&nbsp;Copy</span>", true, new CopyCommand(this));

                                contextMenu.addItem(pasteItem);

                                contextMenu.addItem("<span>" + newImages.emptyTrash().getHTML() + "&nbsp;Move to Trash</span>", true, new ToTrashCommand(this));

                                contextMenu.addItem("<span>" + newImages.delete().getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(this, newImages));

                                contextMenu.addItem("<span>" + images.refresh().getHTML() + "&nbsp;Refresh</span>", true, new RefreshCommand(this, images));

                                contextMenu.addItem("<span>" + newImages.viewText().getHTML() + "&nbsp;Properties</span>", true, new PropertiesCommand(this, newImages, 0));

                        } else if(!selectedItem.equals(folders.getSharesItem()))

                                contextMenu.addItem("<span>" + images.refresh().getHTML() + "&nbsp;Refresh</span>", true, new RefreshCommand(this, images));

                add(contextMenu);

                if (GSS.get().getClipboard().hasFolderOrFileItem())

                        pasteItem.setVisible(true);

                else

                        pasteItem.setVisible(false);

        }

}