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.AbstractImagePrototype;
  31 import com.google.gwt.user.client.ui.MenuBar;
  32 import com.google.gwt.user.client.ui.MenuItem;
  33 import com.google.gwt.user.client.ui.PopupPanel;
  34 import com.google.gwt.user.client.ui.TreeItem;
  35
  36
  37 /**
  38  * @author kman
  39  *
  40  */
  41 public class GroupContextMenu extends PopupPanel {
  42
  43         /**
  44          * The widget's images.
  45          */
  46         private final Images images;
  47         private MenuItem copy;
  48         private MenuItem paste;
  49
  50
  51         public GroupContextMenu(final Images newImages) {
  52                 // The popup's constructor's argument is a boolean specifying that it
  53                 // auto-close itself when the user clicks outside of it.
  54                 super(true);
  55                 images=newImages;
  56                 setAnimationEnabled(true);
  57                 final MenuBar contextMenu = new MenuBar(true);
  58                 MenuItem newGroup = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.groupNew()).getHTML() + "&nbsp;New Group</span>", true, new NewGroupCommand(this));
  59                 newGroup.getElement().setId("groupContextMenu.newGroup");
  60                 contextMenu.addItem(newGroup);
  61
  62                 MenuItem addUser = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.groupNew()).getHTML() + "&nbsp;Add User</span>", true, new NewUserCommand(this));
  63                 addUser.getElement().setId("groupContextMenu.addUser");
  64                 contextMenu.addItem(addUser);
  65
  66                 copy = new MenuItem("<span id=groupContextMenu.copyUser>" + AbstractImagePrototype.create(newImages.copy()).getHTML() + "&nbsp;Copy User</span>", true, new CopyCommand(this));
  67                 copy.getElement().setId("groupContextMenu.copyUser");
  68                 contextMenu.addItem(copy);
  69
  70                 paste = new MenuItem("<span id=groupContextMenu.pasteUser>" + AbstractImagePrototype.create(newImages.paste()).getHTML() + "&nbsp;Paste User</span>", true, new PasteCommand(this));
  71                 paste.getElement().setId("groupContextMenu.pasteUser");
  72                 contextMenu.addItem(paste);
  73
  74                 MenuItem delete = new MenuItem("<span id=groupContextMenu.delete>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Delete</span>", true, new DeleteUserOrGroupCommand(this,images));
  75                 delete.getElement().setId("groupContextMenu.delete");
  76                 contextMenu.addItem(delete);
  77
  78                 add(contextMenu);
  79
  80         }
  81
  82         /* (non-Javadoc)
  83          * @see com.google.gwt.user.client.ui.PopupPanel#show()
  84          */
  85         @Override
  86         public void show() {
  87                 TreeItem current = GSS.get().getGroups().getCurrent();
  88                 if(current !=null && current.getUserObject() instanceof GroupUserResource && GSS.get().getCurrentSelection() instanceof GroupUserResource)
  89                         copy.setVisible(true);
  90                 else
  91                         copy.setVisible(false);
  92                 if(current !=null && current.getUserObject() instanceof GroupResource && GSS.get().getCurrentSelection() instanceof GroupResource && GSS.get().getClipboard().hasUserItem())
  93                         paste.setVisible(true);
  94                 else
  95                         paste.setVisible(false);
  96                 super.show();
  97         }
  98
  99 }