code.grnet.gr Git - pithos-web-client/blob - src/gr/grnet/pithos/web/client/FileContextMenu.java

   1 /*
   2  * Copyright 2011-2012 GRNET S.A. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or
   5  * without modification, are permitted provided that the following
   6  * conditions are met:
   7  *
   8  *   1. Redistributions of source code must retain the above
   9  *      copyright notice, this list of conditions and the following
  10  *      disclaimer.
  11  *
  12  *   2. Redistributions in binary form must reproduce the above
  13  *      copyright notice, this list of conditions and the following
  14  *      disclaimer in the documentation and/or other materials
  15  *      provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
  18  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
  21  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  24  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  27  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  *
  30  * The views and conclusions contained in the software and
  31  * documentation are those of the authors and should not be
  32  * interpreted as representing official policies, either expressed
  33  * or implied, of GRNET S.A.
  34  */
  35 package gr.grnet.pithos.web.client;
  36
  37 import gr.grnet.pithos.web.client.commands.CopyCommand;
  38 import gr.grnet.pithos.web.client.commands.CutCommand;
  39 import gr.grnet.pithos.web.client.commands.DeleteCommand;
  40 import gr.grnet.pithos.web.client.commands.PasteCommand;
  41 import gr.grnet.pithos.web.client.commands.PropertiesCommand;
  42 import gr.grnet.pithos.web.client.commands.RestoreTrashCommand;
  43 import gr.grnet.pithos.web.client.commands.ToTrashCommand;
  44 import gr.grnet.pithos.web.client.commands.UploadFileCommand;
  45 import gr.grnet.pithos.web.client.foldertree.File;
  46 import gr.grnet.pithos.web.client.foldertree.Folder;
  47
  48 import java.util.List;
  49
  50 import com.google.gwt.http.client.URL;
  51 import com.google.gwt.resources.client.ClientBundle;
  52 import com.google.gwt.resources.client.ImageResource;
  53 import com.google.gwt.user.client.Command;
  54 import com.google.gwt.user.client.Window;
  55 import com.google.gwt.user.client.ui.AbstractImagePrototype;
  56 import com.google.gwt.user.client.ui.MenuBar;
  57 import com.google.gwt.user.client.ui.MenuItem;
  58 import com.google.gwt.user.client.ui.PopupPanel;
  59
  60 /**
  61  * The 'File Context' menu implementation.
  62  */
  63 public class FileContextMenu extends PopupPanel {
  64
  65         /**
  66          * The widget's images.
  67          */
  68         private final Images images;
  69
  70         private MenuItem cutItem;
  71
  72         private MenuItem copyItem;
  73
  74         private MenuItem pasteItem;
  75
  76         private MenuItem updateItem;
  77
  78         private MenuItem sharingItem;
  79
  80         private MenuItem propItem;
  81
  82         private MenuItem trashItem;
  83
  84         private MenuItem deleteItem;
  85
  86         private MenuItem downloadItem;
  87
  88         private MenuItem saveAsItem;
  89
  90         /**
  91          * The image bundle for this widget's images that reuses images defined in
  92          * other menus.
  93          */
  94         public interface Images extends ClientBundle {
  95
  96                 @Source("gr/grnet/pithos/resources/mimetypes/document.png")
  97                 ImageResource fileContextMenu();
  98
  99                 @Source("gr/grnet/pithos/resources/doc_versions.png")
 100                 ImageResource versions();
 101
 102                 @Source("gr/grnet/pithos/resources/groups22.png")
 103                 ImageResource sharing();
 104
 105                 @Source("gr/grnet/pithos/resources/border_remove.png")
 106                 ImageResource unselectAll();
 107
 108                 @Source("gr/grnet/pithos/resources/demo.png")
 109                 ImageResource viewImage();
 110
 111         @Source("gr/grnet/pithos/resources/folder_new.png")
 112         ImageResource folderNew();
 113
 114         @Source("gr/grnet/pithos/resources/folder_outbox.png")
 115         ImageResource fileUpdate();
 116
 117         @Source("gr/grnet/pithos/resources/view_text.png")
 118         ImageResource viewText();
 119
 120         @Source("gr/grnet/pithos/resources/folder_inbox.png")
 121         ImageResource download();
 122
 123         @Source("gr/grnet/pithos/resources/trash.png")
 124         ImageResource emptyTrash();
 125
 126         @Source("gr/grnet/pithos/resources/refresh.png")
 127         ImageResource refresh();
 128
 129         /**
 130          * Will bundle the file 'editcut.png' residing in the package
 131          * 'gr.grnet.pithos.web.resources'.
 132          *
 133          * @return the image prototype
 134          */
 135         @Source("gr/grnet/pithos/resources/editcut.png")
 136         ImageResource cut();
 137
 138         /**
 139          * Will bundle the file 'editcopy.png' residing in the package
 140          * 'gr.grnet.pithos.web.resources'.
 141          *
 142          * @return the image prototype
 143          */
 144         @Source("gr/grnet/pithos/resources/editcopy.png")
 145         ImageResource copy();
 146
 147         /**
 148          * Will bundle the file 'editpaste.png' residing in the package
 149          * 'gr.grnet.pithos.web.resources'.
 150          *
 151          * @return the image prototype
 152          */
 153         @Source("gr/grnet/pithos/resources/editpaste.png")
 154         ImageResource paste();
 155
 156         /**
 157          * Will bundle the file 'editdelete.png' residing in the package
 158          * 'gr.grnet.pithos.web.resources'.
 159          *
 160          * @return the image prototype
 161          */
 162         @Source("gr/grnet/pithos/resources/editdelete.png")
 163         ImageResource delete();
 164
 165         /**
 166          * Will bundle the file 'translate.png' residing in the package
 167          * 'gr.grnet.pithos.web.resources'.
 168          *
 169          * @return the image prototype
 170          */
 171         @Source("gr/grnet/pithos/resources/translate.png")
 172         ImageResource selectAll();
 173
 174         @Source("gr/grnet/pithos/resources/internet.png")
 175         ImageResource internet();
 176     }
 177
 178         public static native String getDate()/*-{
 179                 return (new Date()).toUTCString();
 180         }-*/;
 181
 182         /**
 183          * The widget's constructor.
 184          *
 185          * @param newImages the image bundle passed on by the parent object
 186          */
 187         public FileContextMenu(final Pithos app, Images newImages, TreeView selectedTree, Folder selectedFolder, final List<File> selectedFiles) {
 188                 // The popup's constructor's argument is a boolean specifying that it
 189                 // auto-close itself when the user clicks outside of it.
 190                 super(true);
 191                 setAnimationEnabled(true);
 192                 images = newImages;
 193         MenuBar contextMenu = new MenuBar(true);
 194         Boolean[] permissions = null;
 195         boolean canWrite = true;
 196         if (selectedFolder != null) {
 197                 permissions = selectedFolder.getPermissions().get(app.getUsername());
 198                 canWrite = selectedFolder.getOwner().equals(app.getUsername()) || (permissions!= null && permissions[1] != null && permissions[1]);
 199                 }
 200         else {
 201                 for (File f : selectedFiles) {
 202                         permissions = f.getPermissions().get(app.getUsername());
 203                         canWrite &= (f.getOwner().equals(app.getUsername()) || (permissions!= null && permissions[1] != null && permissions[1]));
 204                 }
 205         }
 206         boolean isFolderTreeSelected = selectedTree.equals(app.getFolderTreeView());
 207         if (selectedFolder != null) {
 208                     if (!selectedFolder.isInTrash()) {
 209                         if (canWrite && app.getClipboard().hasFiles()) {
 210                                 pasteItem = new MenuItem("<span>" + AbstractImagePrototype.create(images.paste()).getHTML() + "&nbsp;Paste</span>", true, new PasteCommand(app, this, selectedFolder));
 211                                 contextMenu.addItem(pasteItem);
 212                         }
 213
 214                         if (canWrite) {
 215                                 MenuItem upload = new MenuItem("<span>" + AbstractImagePrototype.create(images.fileUpdate()).getHTML() + "&nbsp;Upload</span>", true, new UploadFileCommand(app, this, selectedFolder));
 216                                 contextMenu.addItem(upload);
 217                         }
 218                         if (isFolderTreeSelected) {
 219                                         cutItem = new MenuItem("<span id='fileContextMenu.cut'>" + AbstractImagePrototype.create(newImages.cut()).getHTML() + "&nbsp;Cut</span>", true, new CutCommand(app, this, selectedFiles));
 220                             contextMenu.addItem(cutItem);
 221                         }
 222
 223
 224                         if (isFolderTreeSelected) {
 225                                         trashItem = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.emptyTrash()).getHTML() + "&nbsp;Move to Trash</span>", true, new ToTrashCommand(app, this, selectedFiles));
 226                             contextMenu.addItem(trashItem);
 227                         }
 228                     }
 229                     else {
 230                                 MenuItem restore = new MenuItem("<span>" + AbstractImagePrototype.create(images.versions()).getHTML() + "&nbsp;Restore</span>", true, new RestoreTrashCommand(app, this, selectedFiles));
 231                                 contextMenu.addItem(restore);
 232                     }
 233         }
 234                 copyItem = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.copy()).getHTML() + "&nbsp;Copy</span>", true, new CopyCommand(app, this, selectedFiles));
 235         contextMenu.addItem(copyItem);
 236
 237         if (isFolderTreeSelected) {
 238                         deleteItem = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.delete()).getHTML() + "&nbsp;Delete</span>", true, new DeleteCommand(app, this, selectedFiles, MessagePanel.images));
 239                 contextMenu.addItem(deleteItem);
 240         }
 241
 242         if (selectedFolder != null && !selectedFolder.isInTrash()) {
 243                 if (isFolderTreeSelected && selectedFiles.size() == 1) {
 244                         contextMenu.addItem(new MenuItem("<span>" + AbstractImagePrototype.create(newImages.viewText()).getHTML() + "&nbsp;Properties</span>", true, new PropertiesCommand(app, this, selectedFiles, PropertiesCommand.PROPERTIES)));
 245                         contextMenu.addItem(new MenuItem("<span>" + AbstractImagePrototype.create(newImages.sharing()).getHTML() + "&nbsp;Sharing</span>", true, new PropertiesCommand(app, this, selectedFiles, PropertiesCommand.PERMISSIONS)));
 246                         contextMenu.addItem(new MenuItem("<span>" + AbstractImagePrototype.create(newImages.internet()).getHTML() + "&nbsp;Publish</span>", true, new PropertiesCommand(app, this, selectedFiles, PropertiesCommand.PUBLISH)));
 247                         contextMenu.addItem(new MenuItem("<span>" + AbstractImagePrototype.create(newImages.versions()).getHTML() + "&nbsp;Versions</span>", true, new PropertiesCommand(app, this, selectedFiles, PropertiesCommand.VERSIONS)));
 248                 }
 249
 250         }
 251             contextMenu.addItem(new MenuItem("<span>" + AbstractImagePrototype.create(newImages.download()).getHTML() + "&nbsp;Download</span>", true, new Command() {
 252
 253                         @Override
 254                         public void execute() {
 255                                 for (File f : selectedFiles)
 256                                         Window.open(app.getApiPath() + f.getOwner() + f.getUri(), "_blank", "");
 257                         }
 258                 }));
 259
 260                 add(contextMenu);
 261         }
 262 }