code.grnet.gr Git - pithos/blob - src/gr/ebs/gss/client/GroupContextMenu.java

   1 /*
   2  * Copyright 2008, 2009 Electronic Business Systems Ltd.
   3  *
   4  * This file is part of GSS.
   5  *
   6  * GSS is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GSS is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GSS.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package gr.ebs.gss.client;
  20
  21 import gr.ebs.gss.client.Groups.Images;
  22 import gr.ebs.gss.client.commands.CopyCommand;
  23 import gr.ebs.gss.client.commands.DeleteUserOrGroupCommand;
  24 import gr.ebs.gss.client.commands.NewGroupCommand;
  25 import gr.ebs.gss.client.commands.NewUserCommand;
  26 import gr.ebs.gss.client.commands.PasteCommand;
  27 import gr.ebs.gss.client.rest.resource.GroupResource;
  28 import gr.ebs.gss.client.rest.resource.GroupUserResource;
  29
  30 import com.google.gwt.user.client.ui.MenuBar;
  31 import com.google.gwt.user.client.ui.MenuItem;
  32 import com.google.gwt.user.client.ui.PopupPanel;
  33 import com.google.gwt.user.client.ui.TreeItem;
  34
  35
  36 /**
  37  * @author kman
  38  *
  39  */
  40 public class GroupContextMenu extends PopupPanel {
  41
  42         /**
  43          * The widget's images.
  44          */
  45         private final Images images;
  46         private MenuItem copy;
  47         private MenuItem paste;
  48
  49
  50         public GroupContextMenu(final Images newImages) {
  51                 // The popup's constructor's argument is a boolean specifying that it
  52                 // auto-close itself when the user clicks outside of it.
  53                 super(true);
  54                 images=newImages;
  55                 setAnimationEnabled(true);
  56                 final MenuBar contextMenu = new MenuBar(true);
  57                 contextMenu.addItem("<span>" + newImages.groupNew().getHTML() + "&nbsp;New Group</span>", true, new NewGroupCommand(this));
  58                 contextMenu.addItem("<span>" + newImages.groupNew().getHTML() + "&nbsp;Add User</span>", true, new NewUserCommand(this));
  59                 copy = new MenuItem("<span>" + newImages.copy().getHTML() + "&nbsp;Copy User</span>", true, new CopyCommand(this));
  60                 contextMenu.addItem(copy);
  61                 paste = new MenuItem("<span>" + newImages.paste().getHTML() + "&nbsp;Paste User</span>", true, new PasteCommand(this));
  62                 contextMenu.addItem(paste);
  63                 contextMenu.addItem("<span>" + newImages.delete().getHTML() + "&nbsp;Delete</span>", true, new DeleteUserOrGroupCommand(this,images));
  64                 add(contextMenu);
  65
  66         }
  67
  68         /* (non-Javadoc)
  69          * @see com.google.gwt.user.client.ui.PopupPanel#show()
  70          */
  71         @Override
  72         public void show() {
  73                 TreeItem current = GSS.get().getGroups().getCurrent();
  74                 if(current !=null && current.getUserObject() instanceof GroupUserResource && GSS.get().getCurrentSelection() instanceof GroupUserResource)
  75                         copy.setVisible(true);
  76                 else
  77                         copy.setVisible(false);
  78                 if(current !=null && current.getUserObject() instanceof GroupResource && GSS.get().getCurrentSelection() instanceof GroupResource && GSS.get().getClipboard().hasUserItem())
  79                         paste.setVisible(true);
  80                 else
  81                         paste.setVisible(false);
  82                 super.show();
  83         }
  84
  85 }