source/ch/cyberduck/ui/cocoa/delegate/URLMenuDelegate.java

   1 package ch.cyberduck.ui.cocoa.delegate;
   2
   3 /*
   4  * Copyright (c) 2002-2010 David Kocher. All rights reserved.
   5  *
   6  * http://cyberduck.ch/
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * Bug fixes, suggestions and comments should be sent to:
  19  * dkocher@cyberduck.ch
  20  */
  21
  22 import ch.cyberduck.binding.application.NSColor;
  23 import ch.cyberduck.binding.application.NSFont;
  24 import ch.cyberduck.binding.application.NSImage;
  25 import ch.cyberduck.binding.application.NSMenu;
  26 import ch.cyberduck.binding.application.NSMenuItem;
  27 import ch.cyberduck.binding.foundation.NSArray;
  28 import ch.cyberduck.binding.foundation.NSAttributedString;
  29 import ch.cyberduck.binding.foundation.NSDictionary;
  30 import ch.cyberduck.core.DescriptiveUrl;
  31 import ch.cyberduck.core.LocaleFactory;
  32 import ch.cyberduck.core.Path;
  33 import ch.cyberduck.core.Session;
  34 import ch.cyberduck.core.resources.IconCacheFactory;
  35 import ch.cyberduck.ui.cocoa.Action;
  36 import ch.cyberduck.ui.cocoa.TableCellAttributes;
  37
  38 import org.apache.commons.lang3.StringUtils;
  39 import org.rococoa.Foundation;
  40 import org.rococoa.ID;
  41 import org.rococoa.Selector;
  42 import org.rococoa.cocoa.foundation.NSInteger;
  43
  44 import java.util.ArrayList;
  45 import java.util.Iterator;
  46 import java.util.List;
  47
  48 /**
  49  * @version $Id:$
  50  */
  51 public abstract class URLMenuDelegate extends AbstractMenuDelegate {
  52
  53     protected static final NSDictionary URL_FONT_ATTRIBUTES = NSDictionary.dictionaryWithObjectsForKeys(
  54             NSArray.arrayWithObjects(NSFont.userFontOfSize(NSFont.smallSystemFontSize()), NSColor.darkGrayColor(),
  55                     TableCellAttributes.PARAGRAPH_STYLE_LEFT_ALIGNMENT_TRUNCATE_MIDDLE),
  56             NSArray.arrayWithObjects(NSAttributedString.FontAttributeName, NSAttributedString.ForegroundColorAttributeName,
  57                     NSAttributedString.ParagraphStyleAttributeName)
  58     );
  59
  60     protected abstract Session<?> getSession();
  61
  62     /**
  63      * @return Path selected in the browser or current working directory.
  64      */
  65     protected abstract List<Path> getSelected();
  66
  67     @Override
  68     public NSInteger numberOfItemsInMenu(NSMenu menu) {
  69         final List<Path> selected = this.getSelected();
  70         if(selected.isEmpty()) {
  71             return new NSInteger(1);
  72         }
  73         // Number of URLs for a single path
  74         int urls = this.getURLs(selected.iterator().next()).size();
  75         if(0 == urls) {
  76             return new NSInteger(1);
  77         }
  78         return new NSInteger(urls * 2);
  79     }
  80
  81     protected abstract List<DescriptiveUrl> getURLs(Path selected);
  82
  83     @Override
  84     public boolean menuUpdateItemAtIndex(NSMenu menu, NSMenuItem item, NSInteger index, boolean cancel) {
  85         final List<Path> selected = this.getSelected();
  86         if(selected.isEmpty() || this.getURLs(selected.iterator().next()).isEmpty()) {
  87             item.setTitle(LocaleFactory.localizedString("None"));
  88             item.setEnabled(false);
  89             item.setAction(null);
  90             item.setTarget(null);
  91             item.setImage(null);
  92         }
  93         else {
  94             boolean label = index.intValue() % 2 == 0;
  95             if(label) {
  96                 item.setEnabled(true);
  97                 item.setTarget(this.id());
  98                 item.setAction(Foundation.selector("menuItemClicked:"));
  99                 item.setImage(IconCacheFactory.<NSImage>get().iconNamed("site.tiff", 16));
 100                 Iterator<Path> iter = selected.iterator();
 101                 final DescriptiveUrl url = this.getURLs(iter.next()).get(index.intValue() / 2);
 102                 item.setRepresentedObject(url.getUrl());
 103                 item.setTitle(url.getHelp());
 104                 if(url.getType().equals(DescriptiveUrl.Type.provider)) {
 105                     this.setShortcut(item, this.getKeyEquivalent(), this.getModifierMask());
 106                 }
 107                 else {
 108                     this.clearShortcut(item);
 109                 }
 110             }
 111             else {
 112                 // Dummy menu item to preview URL only
 113                 final List<DescriptiveUrl> target = this.getURLs(index, selected);
 114                 item.setAttributedTitle(NSAttributedString.attributedStringWithAttributes(
 115                         StringUtils.join(target, '\n'), URL_FONT_ATTRIBUTES));
 116             }
 117         }
 118         return super.menuUpdateItemAtIndex(menu, item, index, cancel);
 119     }
 120
 121     private List<DescriptiveUrl> getURLs(final NSInteger index, final List<Path> selected) {
 122         List<DescriptiveUrl> list = new ArrayList<DescriptiveUrl>();
 123         for(final Path file : selected) {
 124             final List<DescriptiveUrl> urls = this.getURLs(file);
 125             final DescriptiveUrl url = urls.get(index.intValue() / 2);
 126             list.add(url);
 127         }
 128         return list;
 129     }
 130
 131     @Action
 132     public void menuClicked(final NSMenu menu) {
 133         final List<DescriptiveUrl> selected = new ArrayList<DescriptiveUrl>();
 134         for(Path file : this.getSelected()) {
 135             selected.add(this.getURLs(file).iterator().next());
 136         }
 137         this.handle(selected);
 138     }
 139
 140     @Action
 141     public void menuItemClicked(final NSMenuItem item) {
 142         this.handle(this.getURLs(item.menu().indexOfItem(item), this.getSelected()));
 143     }
 144
 145     /**
 146      * @param selected URLs of selected files.
 147      */
 148     public abstract void handle(final List<DescriptiveUrl> selected);
 149
 150     @Override
 151     public boolean validateMenuItem(final NSMenuItem item) {
 152         final List<Path> selected = this.getSelected();
 153         if(selected.isEmpty()) {
 154             return false;
 155         }
 156         final Selector action = item.action();
 157         if(action.equals(this.getDefaultAction())) {
 158             return StringUtils.isNotBlank(item.representedObject());
 159         }
 160         return true;
 161     }
 162
 163     @Override
 164     protected ID getTarget() {
 165         return this.id();
 166     }
 167
 168     @Override
 169     public Selector getDefaultAction() {
 170         return Foundation.selector("menuClicked:");
 171     }
 172 }