Java Code Examples for com.google.gwt.user.client.ui.Image

@Override
public void refresh() {
	clear();
	RoomCookie cookie = RoomCookie.getInstance();
	if (iPattern != null && !iPattern.isEmpty() && !cookie.isGridAsText()) {
		final Image availability = new Image(GWT.getHostPageBaseURL() + "pattern?pref=" + iPattern + "&v=" + (cookie.areRoomsHorizontal() ? "0" : "1") + (cookie.hasMode() ? "&s=" + cookie.getMode() : ""));
		availability.setStyleName("grid");
		add(availability);
	} else {
		for (PreferenceInfo p: iPreferences) {
			P prf = new P("prf");
			prf.setText(p.getOwnerName());
			PreferenceInterface preference = iProperties.getPreference(p.getPreference());
			if (preference != null) {
				prf.getElement().getStyle().setColor(preference.getColor());
				prf.setTitle(preference.getName() + " " + p.getOwnerName());
			}
			add(prf);
		}
	}
}
 

public SolverStatus() {
	super("unitime-SolverStatus");
	iStatus = new P("status-label");
	iIcon = new Image(RESOURCES.helpIcon()); iIcon.addStyleName("status-icon");
	iIcon.setVisible(false);
	add(iStatus); add(iIcon);
	RPC.execute(new PageNameRpcRequest("Solver Status"), new AsyncCallback<PageNameInterface>() {
		@Override
		public void onFailure(Throwable caught) {}
		@Override
		public void onSuccess(final PageNameInterface result) {
			iIcon.setTitle(MESSAGES.pageHelp(result.getName()));
			iIcon.setVisible(true);
			iIcon.addClickHandler(new ClickHandler() {
				@Override
				public void onClick(ClickEvent event) {
					if (result.getHelpUrl() == null || result.getHelpUrl().isEmpty()) return;
					UniTimeFrameDialog.openDialog(MESSAGES.pageHelp(result.getName()), result.getHelpUrl());
				}
			});
		}
	});
}
 

public IconCell(ImageResource resource, final String title, String text) {
	super(null);
	iIcon = new Image(resource);
	iIcon.setTitle(title);
	iIcon.setAltText(title);
	if (text != null && !text.isEmpty()) {
		iLabel = new HTML(text, false);
		iPanel = new HorizontalPanel();
		iPanel.setStyleName("icon");
		iPanel.add(iIcon);
		iPanel.add(iLabel);
		iIcon.getElement().getStyle().setPaddingRight(3, Unit.PX);
		iPanel.setCellVerticalAlignment(iIcon, HasVerticalAlignment.ALIGN_MIDDLE);
	}
	iIcon.addClickHandler(new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			event.stopPropagation();
			UniTimeConfirmationDialog.info(title);
		}
	});
}
 

public IconsCell add(ImageResource resource, final String title) {
	if (resource == null) return this;
	Image icon = new Image(resource);
	icon.setTitle(title);
	icon.setAltText(title);
	if (iPanel.getWidgetCount() > 0)
		icon.getElement().getStyle().setPaddingLeft(3, Unit.PX);
	iPanel.add(icon);
	iPanel.setCellVerticalAlignment(icon, HasVerticalAlignment.ALIGN_MIDDLE);
	if (title != null && !title.isEmpty()) {
		icon.addClickHandler(new ClickHandler() {
			@Override
			public void onClick(ClickEvent event) {
				event.stopPropagation();
				UniTimeConfirmationDialog.info(title);
			}
		});
	}
	return this;
}
 

public NoteCell(String text, final String title) {
	super(null);
	if (Window.getClientWidth() <= 800 && title != null && !title.isEmpty()) {
		iIcon = new Image(RESOURCES.note());
		iIcon.setTitle(title);
		iIcon.setAltText(title);
		iIcon.addClickHandler(new ClickHandler() {
			@Override
			public void onClick(ClickEvent event) {
				event.stopPropagation();
				UniTimeConfirmationDialog.info(title);
			}
		});
	} else {
		iNote = new P("unitime-Note");
		iNote.setHTML(text);
		if (title != null) iNote.setTitle(title);
	}
}
 

public PageLabelImpl() {
       iName = new P("text");
       
	iHelp = new Image(RESOURCES.help());
	iHelp.addStyleName("icon");
	iHelp.setVisible(false);
	
	add(iName);
	add(iHelp);
	
	iHelp.addClickHandler(new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			if (iUrl == null || iUrl.isEmpty()) return;
			UniTimeFrameDialog.openDialog(MESSAGES.pageHelp(getText()), iUrl);
		}
	});
}
 

public ActionBar() {
	super();
	setWidth(300);
	setHeaderVisible(false);
	addStyleName(ThemeStyles.get().style().borderBottom());
	setPosition(0, 0);
	getElement().getStyle().setPosition(Position.ABSOLUTE);
	HorizontalPanel horizontalGroup = new HorizontalPanel();
	horizontalGroup.add(getMenuButton());
	horizontalGroup.add(new SeparatorToolItem());
	Image image = new Image(ImageProvider.INSTANCE.menulogoGeowe());
	horizontalGroup.add(image);
	horizontalGroup.add(new SeparatorToolItem());
	horizontalGroup.add(new SeparatorToolItem());						
	horizontalGroup.add(getGeocodingButton());
	setWidget(horizontalGroup);		
}
 

public DropDownButton(String widgetName, Image icon, List<DropDownItem> toolbarItems,
                      boolean rightAlign) {
  super(icon);  // icon for button

  this.menu = new ContextMenu();
  this.items = new ArrayList<MenuItem>();
  this.rightAlign = rightAlign;

  for (DropDownItem item : toolbarItems) {
    if (item != null) {
      addItem(item);
    } else {
      menu.addSeparator();
    }
  }

  addClickHandler(new ClickHandler() {
    @Override
    public void onClick(ClickEvent event) {
      menu.setPopupPositionAndShow(new DropDownPositionCallback(getElement()));
    }
  });
}
 

/**
 * Creates a new icon with the specified caption.
 *
 * @param image  image shown on icon (preferably 16 x 16px)
 * @param caption  caption shown below image
 */
public Icon(Image image, String caption) {

  panel = new VerticalPanel() {
    @Override
    public void onBrowserEvent(Event event) {
      Icon.this.onBrowserEvent(event);
    }
  };
  panel.add(image);
  panel.setCellHorizontalAlignment(image, VerticalPanel.ALIGN_CENTER);
  captionLabel = new Label(caption);
  panel.add(captionLabel);

  initWidget(panel);

  setStylePrimaryName("ode-Icon");
}
 

private void addLogo(HorizontalPanel panel) {
  // Logo should be a link to App Inv homepage. Currently, after the user
  // has logged in, the top level *is* ODE; so for now don't make it a link.
  // Add timestamp to logo url to get around browsers that agressively cache
  // the image! This same trick is used in StorageUtil.getFilePath().
  Image logo = new Image(LOGO_IMAGE_URL + "?t=" + System.currentTimeMillis());
  logo.setSize("40px", "40px");
  logo.setStyleName("ode-Logo");
  String logoUrl = ode.getSystemConfig().getLogoUrl();
  if (!Strings.isNullOrEmpty(logoUrl)) {
    logo.addClickHandler(new WindowOpenClickHandler(logoUrl));
  }
  panel.add(logo);
  panel.setCellWidth(logo, "50px");
  Label title = new Label("MIT App Inventor");
  title.setStyleName("ode-LogoText");
  VerticalPanel titleContainer = new VerticalPanel();
  titleContainer.add(title);
  panel.add(titleContainer);
  panel.setCellWidth(titleContainer, "180px");
  panel.setCellHorizontalAlignment(logo, HorizontalPanel.ALIGN_LEFT);
  panel.setCellVerticalAlignment(logo, HorizontalPanel.ALIGN_MIDDLE);
}
 

@Override
  public void render(Context context, TemplateInfo template, SafeHtmlBuilder sb) {
  if (template == null)
    return;
  sb.appendHtmlConstant("<table>");

  // Add the thumbnail image, if available, or a default image.
  sb.appendHtmlConstant("<tr><td rowspan='3'>");
  if ( !template.thumbStr.equals("") )   {
    String src = hostUrl + TEMPLATES_ROOT_DIRECTORY +   template.name + "/" + template.thumbStr;
    sb.appendHtmlConstant("<img style='width:32px' src='" + src + "'>");
  } else {
    ImageResource imgResource = Ode.getImageBundle().appInventorLogo();
    Image img = new Image(imgResource);
    String url = img.getUrl();
    sb.appendHtmlConstant("<img style='width:32px' src='" + url + "'>");
  }
  sb.appendHtmlConstant("</td>");

  // Add the name and description.
  sb.appendHtmlConstant("<td style='font-size:95%;'>");
  sb.appendEscaped(template.name);
  sb.appendHtmlConstant("</td></tr><tr><td>");
  sb.appendEscaped(template.subtitle);
  sb.appendHtmlConstant("</td></tr></table>");
}
 

/**
 * Creates new Gallery app box.
 */
private GalleryAppBox() {
  gContainer = new FlowPanel();
  final HorizontalPanel container = new HorizontalPanel();
  container.setWidth("100%");
  container.setSpacing(0);
  container.setHorizontalAlignment(HorizontalPanel.ALIGN_CENTER);
  HorizontalPanel panel = new HorizontalPanel();
  Image image = new Image();
  image.setResource(Ode.getImageBundle().waitingIcon());
  panel.add(image);
  Label label = new Label();
  label.setText(Ode.getMessages().defaultRpcMessage());
  panel.add(label);
  gContainer.add(panel);
  this.add(gContainer);
}
 

/**
 * Constructs a tree item for built-in blocks.
 *
 * @return tree item
 */
public TreeItem getBuiltInBlocksTree() {
  initBundledImages();
  TreeItem builtinNode = new TreeItem(new HTML("<span>" + MESSAGES.builtinBlocksLabel()
      + "</span>"));
  for (final String drawerName : BUILTIN_DRAWER_NAMES) {
    Image drawerImage = new Image(bundledImages.get(drawerName));
    TreeItem itemNode = new TreeItem(new HTML("<span>" + drawerImage
        + getBuiltinDrawerNames(drawerName) + "</span>"));
    SourceStructureExplorerItem sourceItem = new BlockSelectorItem() {
      @Override
      public void onSelected() {
        fireBuiltinDrawerSelected(drawerName);
      }
    };
    itemNode.setUserObject(sourceItem);
    builtinNode.addItem(itemNode);
  }
  builtinNode.setState(true);
  return builtinNode;
}
 

public static Image getImageFromPath(String iconPath, String packageName, long projectId) {
  if (!imagesInitialized) {
    initBundledImages();
  }
  if (iconPath.startsWith("aiwebres/") && packageName != null) {
    // icon for extension
    Image image = new Image(StorageUtil.getFileUrl(projectId,
        "assets/external_comps/" + packageName + "/" + iconPath));
    image.setWidth("16px");
    image.setHeight("16px");
    return image;
  }
  if (bundledImages.containsKey(iconPath)) {
    return new Image(bundledImages.get(iconPath));
  } else {
    return new Image(iconPath);
  }
}
 

public LASAnnotationsButton() {
	mainPanel.add(layoutPanel);
	annotationsButton = new ToggleButton(new Image(GWT.getModuleBaseURL()+"../images/i_off.png"), 
			new Image(GWT.getModuleBaseURL()+"../images/i_on.png"), new ClickHandler() {

				@Override
				public void onClick(ClickEvent event) {
					if ( annotationsButton.isDown() ) {	
						setOpen(true);
						annotationsButton.setTitle(DEFAULT_UP_TOOLTIP);
					} else {
						setOpen(false);
						annotationsButton.setTitle(DEFAULT_DOWN_TOOLTIP);
					}						
				}
		
	});
	annotationsButton.setTitle(DEFAULT_UP_TOOLTIP);
	annotationsButton.setStylePrimaryName("OL_MAP-ToggleButton");
	annotationsButton.addStyleDependentName("WIDTH");
	initWidget(annotationsButton);
}
 

public void setImage(String image_url, String link_url) {
    final String url = link_url;
    Image image = new Image(image_url);
    image.addClickHandler(new ClickHandler() {

        @Override
        public void onClick(ClickEvent event) {

            Window.open(url, "_blank", "scrollbars=1");

        }

    });
    image.setTitle("  Click to Enlarge.  Images will size with browser.");
    grid.setWidget(plotRow, 0, image);
}
 

public LASAnnotationsButtonPanelImpl(String outputPanelID) {
    setName(outputPanelID);
    String moduleBaseURL = GWT.getModuleBaseURL();
    String upImageURL = moduleBaseURL + "../images/i_off.png";
    Image upImage = new Image(upImageURL);
    String downImageURL = moduleBaseURL + "../images/i_on.png";
    Image downImage = new Image(downImageURL);
    button = new ToggleButton(
            upImage,
            downImage);
    button.setTitle("Plot Annotations");
    button.setStylePrimaryName("OL_MAP-ToggleButton");
    button.addStyleDependentName("WIDTH");

    button.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
        public void onValueChange(ValueChangeEvent<Boolean> event) {
            annotations.setVisible(button.isDown());
        }
    });

    initWidget(button);
}
 

/**
 * Returns the original height when using IE.
 * 
 * @see com.google.gwt.user.client.ui.Image#getHeight()
 */
@Override
public int getHeight() {
    int superHeight = super.getHeight();
    logger.log(Level.INFO, "superHeight:" + superHeight);
    logger.log(Level.INFO, "isAttached():" + isAttached());
    if ( (superHeight <= 0) ) {
        // If this is being run under IE the default answer may be 0 when it
        // shouldn't be, so return the height from a hidden and attached
        // temp image
        Image temp = new Image(this.getUrl());
        temp.getElement().getStyle().setVisibility(Visibility.HIDDEN);
        RootPanel.get().add(temp);
        logger.log(Level.WARNING, "temp.isAttached():" + temp.isAttached());
        int tempHeight = temp.getHeight();
        logger.log(Level.WARNING, "tempHeight:" + tempHeight);
        temp.removeFromParent();
        return tempHeight;
    }
    return superHeight;
}
 

/**
 * Returns the original width when when using IE.
 * 
 * @see com.google.gwt.user.client.ui.Image#getWidth()
 */
@Override
public int getWidth() {
    int superWidth = super.getWidth();
    logger.log(Level.INFO, "superWidth:" + superWidth);
    logger.log(Level.INFO, "isAttached():" + isAttached());
    if ( (superWidth <= 0) ) {
        // If this is being run under IE the default answer may be 0 when it
        // shouldn't be, so return the height from a hidden and attached
        // temp image
        Image temp = new Image(this.getUrl());
        temp.getElement().getStyle().setVisibility(Visibility.HIDDEN);
        RootPanel.get().add(temp);
        logger.log(Level.WARNING, "temp.isAttached():" + temp.isAttached());
        int tempWidth = temp.getWidth();
        logger.log(Level.WARNING, "tempWidth:" + tempWidth);
        temp.removeFromParent();
        return tempWidth;
    }
    return superWidth;
}
 

@Override
public AbstractImagePrototype scrollTableAscending() {
	return new AbstractImagePrototype() {
		public void applyTo(Image image) {
			image.setUrl("img/sort_asc.gif");
		}

		public Image createImage() {
			return new Image("img/sort_asc.gif");
		}

		public String getHTML() {
			return "<img border=\"0\" src=\"img/sort_asc.gif\"/>";
		}
	};
}
 

@Override
public AbstractImagePrototype scrollTableDescending() {
	return new AbstractImagePrototype() {
		public void applyTo(Image image) {
			image.setUrl("img/sort_desc.gif");
		}

		public Image createImage() {
			return new Image("img/sort_desc.gif");
		}

		public String getHTML() {
			return "<img border=\"0\" src=\"img/sort_desc.gif\"/>";
		}
	};
}
 

@Override
public AbstractImagePrototype scrollTableFillWidth() {
	return new AbstractImagePrototype() {
		public void applyTo(Image image) {
			image.setUrl("img/fill_width.gif");
		}

		public Image createImage() {
			return new Image("img/fill_width.gif");
		}

		public String getHTML() {
			return "<img border=\"0\" src=\"img/fill_width.gif\"/>";
		}
	};
}
 

/**
 * WorkflowManager
 */
public WorkflowManager() {
	workflowGraph = new Image();
	scrollGraphPanel = new ScrollPanel(workflowGraph);
	toolbar = new TabToolbarWorkflow(this);
	workflowTable = new WorkflowTable(this);
	workflowDetailTable = new WorkflowDetailTable();
	vPanel = new VerticalPanel();
	vPanel.add(toolbar); // Always visible

	toolbar.setHeight("" + TOOLBAR_HEADER + "px");
	toolbar.setWidth("100%");
	vPanel.setCellHeight(toolbar, "" + TOOLBAR_HEADER + "px");

	initWidget(vPanel);
}
 

/**
 * The status
 */
public Status() {
	super(false, true);
	hPanel = new HorizontalPanel();
	image = new Image(OKMBundleResources.INSTANCE.indicator());
	msg = new HTML("");
	space = new HTML("");

	hPanel.add(image);
	hPanel.add(msg);
	hPanel.add(space);

	hPanel.setCellVerticalAlignment(image, HasAlignment.ALIGN_MIDDLE);
	hPanel.setCellVerticalAlignment(msg, HasAlignment.ALIGN_MIDDLE);
	hPanel.setCellHorizontalAlignment(image, HasAlignment.ALIGN_CENTER);
	hPanel.setCellWidth(image, "30px");
	hPanel.setCellWidth(space, "7px");

	hPanel.setHeight("25px");

	msg.setStyleName("okm-NoWrap");

	super.hide();
	setWidget(hPanel);
}
 

/**
 * FuturamaWalking
 */
public FuturamaWalking() {
	// Establishes auto-close when click outside
	super(false, false);
	left = -180;
	top = Window.getClientHeight() - 80 - 21;

	vPanel = new VerticalPanel();
	vPanel.setWidth("186px");
	vPanel.setHeight("80px");

	logo = new Image("img/eastereggs/futurama_walking.gif");
	vPanel.add(logo);

	setPopupPosition(left, top);

	hide();
	setWidget(vPanel);
}
 

/**
 * Status
 */
public Status() {
	super(false, true);
	hPanel = new HorizontalPanel();
	image = new Image(OKMBundleResources.INSTANCE.indicator());
	msg = new HTML("");
	space = new HTML("");

	hPanel.add(image);
	hPanel.add(msg);
	hPanel.add(space);

	hPanel.setCellVerticalAlignment(image, HasAlignment.ALIGN_MIDDLE);
	hPanel.setCellVerticalAlignment(msg, HasAlignment.ALIGN_MIDDLE);
	hPanel.setCellHorizontalAlignment(image, HasAlignment.ALIGN_CENTER);
	hPanel.setCellWidth(image, "30px");
	hPanel.setCellWidth(space, "7px");

	hPanel.setHeight("25px");

	msg.setStyleName("okm-NoWrap");

	super.hide();
	setWidget(hPanel);
}
 

@Override
public Image createCmdImage() {

    VisIconCreator ic= VisIconCreator.Creator.getInstance();
    String iStr= this.getIconProperty();
    if (iStr!=null) {

        if (iStr.equals("grid.on.Icon"))  {
            return new Image(ic.getGridOn());
        }
        else if (iStr.equals("grid.off.Icon"))  {
            return new Image(ic.getGridOff());
        }
        else if (iStr.equals("grid.Icon"))  {
            return new Image(ic.getGridOff());
        }
    }
    return null;
}
 

/**
 * Create main VerticalPanel, add it to the RootPanel and display a loading message
 */
private void buildLoadScreen() {
	// Create new main vertical panel to which all other GUI panels shall be added
	mainVerPanel = new VerticalPanel();

	// Add header image
	Image image = new Image();
	image.setUrl("/images/header.png");
	mainVerPanel.add(image);

	// Add loading label
	Label loadingLabel = new Label("Loading Application. Please wait...");
	mainVerPanel.add(loadingLabel);

	// Vertical Panel Settings
	mainVerPanel.setSpacing(25);

	// Insert the main vertical panel into a scroll panel to allow for scrolling
	ScrollPanel sp = new ScrollPanel();
	sp.add(mainVerPanel);

	// Add main vertical panel inside scroll panel to root panel
	RootPanel.get().add(sp);
}
 

/**
 * @param line
 */
public void addImageWithLine (String line) {
	if (line.length() > 0) {
		ConfigLine config = parseConfigLine(line);

		if (config.url != null && config.url.length() > 0) {
			Image image = new Image(config.url);

			if (config.name != null) {
				image.setTitle(config.name);
				image.setAltText(config.caption);
			}

			((HTMLPanel) this.getWidget()).add(image);

			if (config.caption != null) {
				((HTMLPanel) this.getWidget())
						.add(new HTMLPanel(SafeHtmlUtils.fromTrustedString(
								PostHelper.makeMarkup(config.caption))));
			}
		}
	}
}
 

public IconCell(ImageResource resource, final String title, String text) {
	super(null);
	iIcon = new Image(resource);
	iIcon.setTitle(title);
	iIcon.setAltText(title);
	if (text != null && !text.isEmpty()) {
		iLabel = new HTML(text, false);
		iPanel = new HorizontalPanel();
		iPanel.setStyleName("icon");
		iPanel.add(iIcon);
		iPanel.add(iLabel);
		iIcon.getElement().getStyle().setPaddingRight(3, Unit.PX);
		iPanel.setCellVerticalAlignment(iIcon, HasVerticalAlignment.ALIGN_MIDDLE);
	}
	iIcon.addClickHandler(new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			event.stopPropagation();
			UniTimeConfirmationDialog.info(title);
		}
	});
}
 

public SolverStatus() {
	super("unitime-SolverStatus");
	iStatus = new P("status-label");
	iIcon = new Image(RESOURCES.helpIcon()); iIcon.addStyleName("status-icon");
	iIcon.setVisible(false);
	add(iStatus); add(iIcon);
	RPC.execute(new PageNameRpcRequest("Solver Status"), new AsyncCallback<PageNameInterface>() {
		@Override
		public void onFailure(Throwable caught) {}
		@Override
		public void onSuccess(final PageNameInterface result) {
			iIcon.setTitle(MESSAGES.pageHelp(result.getName()));
			iIcon.setVisible(true);
			iIcon.addClickHandler(new ClickHandler() {
				@Override
				public void onClick(ClickEvent event) {
					if (result.getHelpUrl() == null || result.getHelpUrl().isEmpty()) return;
					UniTimeFrameDialog.openDialog(MESSAGES.pageHelp(result.getName()), result.getHelpUrl());
				}
			});
		}
	});
}
 

public CodeListView(EventBus eventBus, OntoBrowserServiceAsync service) {
	super(eventBus,service);
	
	Image emptyListWidget = new Image(ImageResources.INSTANCE.spinner());
	emptyListWidget.setStyleName("float-right");
	list.setEmptyListWidget(emptyListWidget);
	list.setKeyboardPagingPolicy(KeyboardPagingPolicy.CURRENT_PAGE);
	list.setKeyboardSelectionPolicy(KeyboardSelectionPolicy.DISABLED);
	list.setSelectionModel(selection);
	selection.addSelectionChangeHandler(new SelectionChangeEvent.Handler() {
		public void onSelectionChange(SelectionChangeEvent event) {
			Term selected = selection.getSelectedObject();
			if(selected != null) {
				History.newItem(selected.getReferenceId());
			}
		}
	});
			
	codelistContainer.add(list);
	
	initWidget(codelistContainer);
	addStyleName("padded-border vert-scroll");
	eventBus.addHandler(ViewTermEvent.TYPE, this);
}
 

private void addWidget(LabeledWidgetsGrid g, Widget w, ConfigParameterInfo param) {
  if (param.description() != null || param.warning() != null) {
    HorizontalPanel p = new HorizontalPanel();
    p.add(new Label(getDisplayName(param)));
    if (param.description() != null) {
      Image infoImg = new Image(Gerrit.RESOURCES.info());
      infoImg.setTitle(param.description());
      p.add(infoImg);
    }
    if (param.warning() != null) {
      Image warningImg = new Image(Gerrit.RESOURCES.warning());
      warningImg.setTitle(param.warning());
      p.add(warningImg);
    }
    p.add(new Label(":"));
    g.add(p, w);
  } else {
    g.add(getDisplayName(param), w);
  }
}
 

@Override
public void setPlatforms(List<Platform> platforms) {
    for (int i=0;i<platforms.size();i++) {
        Platform platform = platforms.get(i);
        Image image = new Image(Utils.getPlatformIcon(platform));
        image.setTitle(Utils.getPlatformText(platform));
        image.getElement().getStyle().setVerticalAlign(VerticalAlign.MIDDLE);
        Label label = new Label(Utils.getPlatformText(platform));
        platformsPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
        platformsPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);
        platformsPanel.add(image);
        platformsPanel.setCellWidth(image, "32px");
        platformsPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);
        platformsPanel.add(label);
        if (i < platforms.size()-1) {
            label.getElement().getStyle().setPaddingRight(10, Unit.PX);
        }
        label.getElement().getStyle().setPaddingLeft(8, Unit.PX);
    }
}
 

@Override
public void onChannelMessage(Object p_message)
{
  // redraw widget according to new presenceRoom
  PresenceRoom newPresenceRoom = (PresenceRoom)p_message;
  m_panel.clear();
  Set<String> pseudoList = new HashSet<String>();
  for( Presence presence : newPresenceRoom )
  {
    if( !pseudoList.contains( presence.getPseudo() ) )
    {
      pseudoList.add( presence.getPseudo() );
      Panel panel = new HorizontalPanel();
      Image image = new Image( presence.getAvatarUrl() );
      image.setPixelSize( 32, 32 );
      image.setAltText( presence.getPseudo() );
      image.setTitle( presence.getPseudo() );
      panel.add( image );
      panel.add( new Label(presence.getPseudo()) );
      m_panel.add( panel );
    }
  }
}
 

protected void populateState(int row, ProjectInfo k) {
  Image state = new Image();
  switch (k.state()) {
    case HIDDEN:
      state.setResource(Gerrit.RESOURCES.redNot());
      state.setTitle(com.google.gerrit.client.admin.Util.toLongString(k.state()));
      table.setWidget(row, ProjectsTable.C_STATE, state);
      break;
    case READ_ONLY:
      state.setResource(Gerrit.RESOURCES.readOnly());
      state.setTitle(com.google.gerrit.client.admin.Util.toLongString(k.state()));
      table.setWidget(row, ProjectsTable.C_STATE, state);
      break;
    case ACTIVE:
    default:
      // Intentionally left blank, do not show an icon when active.
      break;
  }
}
 

@Override
public void setFeatures(List<Feature> features) {
    for (int i=0;i<features.size();i++) {
        Feature feature = features.get(i);
        Image image = new Image(Utils.getFeatureIcon(feature));
        image.setTitle(Utils.getFeatureText(feature));
        image.getElement().getStyle().setVerticalAlign(VerticalAlign.MIDDLE);
        Label label = new Label(Utils.getFeatureText(feature));
        featuresPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
        featuresPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER);
        featuresPanel.add(image);
        featuresPanel.setCellWidth(image, "32px");
        featuresPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);
        featuresPanel.add(label);
        if (i < features.size()-1) {
            label.getElement().getStyle().setPaddingRight(10, Unit.PX);
        }
        label.getElement().getStyle().setPaddingLeft(8, Unit.PX);
        
    }
}
 

private CheckBox renderCheckBox(LabeledWidgetsGrid g, ConfigParameterInfo param) {
  CheckBox checkBox = new CheckBox(getDisplayName(param));
  checkBox.setValue(Boolean.parseBoolean(param.value()));
  HorizontalPanel p = new HorizontalPanel();
  p.add(checkBox);
  if (param.description() != null) {
    Image infoImg = new Image(Gerrit.RESOURCES.info());
    infoImg.setTitle(param.description());
    p.add(infoImg);
  }
  if (param.warning() != null) {
    Image warningImg = new Image(Gerrit.RESOURCES.warning());
    warningImg.setTitle(param.warning());
    p.add(warningImg);
  }
  g.add((String) null, p);
  saveEnabler.listenTo(checkBox);
  return checkBox;
}
 

public IconsCell add(ImageResource resource, final String title) {
	if (resource == null) return this;
	Image icon = new Image(resource);
	icon.setTitle(title);
	icon.setAltText(title);
	if (iPanel.getWidgetCount() > 0)
		icon.getElement().getStyle().setPaddingLeft(3, Unit.PX);
	iPanel.add(icon);
	iPanel.setCellVerticalAlignment(icon, HasVerticalAlignment.ALIGN_MIDDLE);
	if (title != null && !title.isEmpty()) {
		icon.addClickHandler(new ClickHandler() {
			@Override
			public void onClick(ClickEvent event) {
				event.stopPropagation();
				UniTimeConfirmationDialog.info(title);
			}
		});
	}
	return this;
}
 

public PageLabelImpl() {
       iName = new P("text");
       
	iHelp = new Image(RESOURCES.help());
	iHelp.addStyleName("icon");
	iHelp.setVisible(false);
	
	add(iName);
	add(iHelp);
	
	iHelp.addClickHandler(new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			if (iUrl == null || iUrl.isEmpty()) return;
			UniTimeFrameDialog.openDialog(MESSAGES.pageHelp(getText()), iUrl);
		}
	});
}
 

void draw() {
    int bw = 40 + icow;
    this.failedRect = overlay.new Rect(x + w - bw + 1 - icod, y, bw + 2, h, 5);
    this.failedRect.attr("fill", "90-#f3decb-#eeeeee");
    this.failedRect.attr("stroke", "#f49987");
    this.failedRect.hide();

    this.runningRect = overlay.new Rect(x - 1, y + 24, w, 45, 5);
    this.runningRect.attr("stroke", "green");
    this.runningRect.hide();

    String runningImgUrl = SchedulerImages.instance.running_24().getSafeUri().asString();
    String finishedImgUrl = SchedulerImages.instance.finished_14().getSafeUri().asString();
    String failedImgUrl = SchedulerImages.instance.cancel_14().getSafeUri().asString();

    this.runningImg = overlay.new Image(runningImgUrl, x + w - icow2 - 4, y + yRunningOff, icow2, icow2);
    this.runningImg.hide();
    this.finishedImg = overlay.new Image(finishedImgUrl, x + w - icow - 4 - icod, y + yFinishedOff, icow, icow);
    this.finishedImg.hide();
    this.failedImg = overlay.new Image(failedImgUrl, x + w - icow - 4 - icod, y + yFailedOff, icow, icow);
    this.failedImg.hide();
}
 

private CanvasElement prepareMissingTileImage() {
	int tileSize = DjvuContext.getTileSize();
	CanvasElement canvas = createImage(tileSize, tileSize);
	Context2d context2d = canvas.getContext2d();
	context2d.setFillStyle("white");
	context2d.fillRect(0, 0, canvas.getWidth(), canvas.getHeight());
	Image image = new Image();
	final ImageElement imageElement = image.getElement().cast();
	imageElement.getStyle().setProperty("visibility", "hidden");
	Event.setEventListener(imageElement, event -> {
		if (Event.ONLOAD == event.getTypeInt()) {
			missingTileImage.getContext2d().drawImage(imageElement, 0, 0);
			RootPanel.get().getElement().removeChild(imageElement);
		}
	});
	RootPanel.get().getElement().appendChild(imageElement);
	image.setUrl(getBlankImageUrl());
	return canvas;
}
 

@Override
public Image createCmdImage() {

    VisIconCreator ic= VisIconCreator.Creator.getInstance();
    String iStr= this.getIconProperty();
    if (iStr!=null) {

        if (iStr.equals("SelectArea.on.Icon"))  {
            return new Image(ic.getSelectAreaOn());
        }
        else if (iStr.equals("SelectArea.off.Icon"))  {
            return new Image(ic.getSelectAreaOff());
        }
        else if (iStr.equals("SelectArea.Icon"))  {
            return new Image(ic.getSelectAreaOff());
        }
    }
    return null;
}
 

@Override
public void refresh() {
	clear();
	RoomCookie cookie = RoomCookie.getInstance();
	if (iPattern != null && !iPattern.isEmpty() && !cookie.isGridAsText()) {
		final Image availability = new Image(GWT.getHostPageBaseURL() + "pattern?pref=" + iPattern + "&v=" + (cookie.areRoomsHorizontal() ? "0" : "1") + (cookie.hasMode() ? "&s=" + cookie.getMode() : ""));
		availability.setStyleName("grid");
		add(availability);
	} else {
		for (PreferenceInfo p: iPreferences) {
			P prf = new P("prf");
			prf.setText(p.getOwnerName());
			PreferenceInterface preference = iProperties.getPreference(p.getPreference());
			if (preference != null) {
				prf.getElement().getStyle().setColor(preference.getColor());
				prf.setTitle(preference.getName() + " " + p.getOwnerName());
			}
			add(prf);
		}
	}
}
 

@Override
public Image createCmdImage() {

    VisIconCreator ic= VisIconCreator.Creator.getInstance();
    String iStr= this.getIconProperty();
    if (iStr!=null) {

        if (iStr.equals(_onIcon))  {
            return new Image(ic.getDistanceOn());
        }
        else if (iStr.equals(_offIcon))  {
            return new Image(ic.getDistanceOff());
        }
        else if (iStr.equals(CommandName+".Icon"))  {
            return new Image(ic.getDistanceOff());
        }
    }
    return null;
}
 

public final Anchor toAnchor() {
  Anchor a = new Anchor();
  a.setHref(url());
  if (target() != null && !target().isEmpty()) {
    a.setTarget(target());
  }
  if (imageUrl() != null && !imageUrl().isEmpty()) {
    Image img = new Image();
    img.setAltText(name());
    img.setUrl(imageUrl());
    img.setTitle(name());
    a.getElement().appendChild(img.getElement());
  } else {
    a.setText("(" + name() + ")");
  }
  return a;
}
 

public NoteCell(String text, final String title) {
	super(null);
	if (Window.getClientWidth() <= 800 && title != null && !title.isEmpty()) {
		iIcon = new Image(RESOURCES.note());
		iIcon.setTitle(title);
		iIcon.setAltText(title);
		iIcon.addClickHandler(new ClickHandler() {
			@Override
			public void onClick(ClickEvent event) {
				event.stopPropagation();
				UniTimeConfirmationDialog.info(title);
			}
		});
	} else {
		iNote = new P("unitime-Note");
		iNote.setHTML(text);
		if (title != null) iNote.setTitle(title);
	}
}
 

public void onLoad(LoadEvent ev) {
    final Image imw = (Image) ev.getSource();
    Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand() {
        public void execute() {
            if (_imageWidget.getWidgetIndex(imw) > -1) {
                imw.setPixelSize(_tile._width, _tile._height);
                ViewPortPt addPt= _plot.getViewPortCoords(new ScreenPt(_tile._x, _tile._y));
                _imageWidget.setWidgetPosition(imw, addPt.getIX(), addPt.getIY());
                if (!_firstReloadComplete) {
                    onFirstLoadComplete();
                    _firstReloadComplete = true;
                }
            }
        }
    });
}
 

private static DialogBox createWaitingDialog( final String message ) {
	final DialogBox dialogBox = new DialogBox();
	dialogBox.setText( "Info" );
	
	final HorizontalPanel hp = new HorizontalPanel();
	DOM.setStyleAttribute( hp.getElement(), "padding", "20px" );
	hp.setHeight( "20px" );
	hp.add( new Image( "/images/loading.gif" ) );
	hp.add( ClientUtils.createHorizontalEmptyWidget( 5 ) );
	hp.add( new Label( message ) );
	dialogBox.setWidget( hp );
	
	dialogBox.center();
	
	return dialogBox;
}
 

private static DialogBox createWaitingDialog( final String message ) {
	final DialogBox dialogBox = new DialogBox();
	dialogBox.setText( "Info" );
	
	final HorizontalPanel hp = new HorizontalPanel();
	DOM.setStyleAttribute( hp.getElement(), "padding", "20px" );
	hp.setHeight( "20px" );
	hp.add( new Image( "/images/loading.gif" ) );
	hp.add( ClientUtils.createHorizontalEmptyWidget( 5 ) );
	hp.add( new Label( message ) );
	dialogBox.setWidget( hp );
	
	dialogBox.center();
	
	return dialogBox;
}
 

private Image addImage()
{
  AbstractImagePrototype imageprototype = AbstractImagePrototype.create( Icons.s_instance
      .strategy_padlock() );
  if( GameEngine.model().getZoomDisplayed().getValue() == EnuZoom.Medium )
  {
    imageprototype = AbstractImagePrototype.create( Icons.s_instance.tactic_padlock() );
  }
  Image image = null;
  if( !m_unusedImages.isEmpty() )
  {
    image = m_unusedImages.iterator().next();
    imageprototype.applyTo( image );
    image.setVisible( true );
    m_unusedImages.remove( image );
  }
  else
  {
    image = imageprototype.createImage();
    add( image );
    DOM.setStyleAttribute( image.getElement(), "zIndex", "1000" );
    image.addStyleName( "transparent50" );
  }
  m_usedImages.add( image );
  return image;
}
 

public IsWidget createSourceListContentWidget(SourcelistItemType type, String content, InlineBodyGeneratorSocket inlineBodyGeneratorSocket) {
    switch (type) {
        case IMAGE:
            return new Image(content);
        case TEXT:
            return new Label(content);
        case COMPLEX_TEXT:
            Node node = getNode(content);
            return inlineBodyGeneratorSocket.generateInlineBody(node);
    }

    return new Widget();
}
 

public void setPreloader() {
    RootPanel preloaderWidget = rootPanelDelegate.getRootPanel(MAIN_PRELOADER_ID);
    if (preloaderWidget == null) {
        ImageResource progressImage = progressBundle.getProgressImage();
        mainPreloader = new Image(progressImage);
    } else {
        mainPreloader = Image.wrap(preloaderWidget.getElement());
    }
    RootPanel rootPanel = rootPanelDelegate.getRootPanel();
    rootPanel.add(mainPreloader);

    int halfWidth = windowDelegate.getClientWidth() / 2;
    int halfHeight = windowDelegate.getClientHeight() / 2;
    centerMainPreloader(halfWidth, halfHeight, mainPreloader.getElement());
}
 

public void drawImage2(final String url, final Double offsetX,
                       final Double offsetY, final Double imageWidth,
                       final Double imageHeight) {
    ctx.drawImage(ImageElement.as(new Image(url).getElement()),
            offsetX, offsetY, imageWidth, imageHeight);

}
 

public void drawImage3(final String url, final Double sourceX,
                       final Double sourceY, final Double sourceWidth,
                       final Double sourceHeight, final Double destX,
                       final Double destY, final Double destWidth,
                       final Double destHeight) {
    ctx.drawImage(ImageElement.as(new Image(url).getElement()),
            sourceX, sourceY, sourceWidth, sourceHeight,
            destX, destY, destWidth, destHeight);
}
 

protected Widget getCell(final InstructorInterface instructor, final InstructorsColumn column, final int idx) {
	switch (column) {
	case ID:
		if (instructor.getExternalId() == null) {
			Image warning = new Image(RESOURCES.warning());
			warning.setTitle(MESSAGES.warnInstructorHasNoExternalId(instructor.getFormattedName()));
			return warning;
		} else {
			return new Label(instructor.getExternalId());
		}
	case NAME:
		return new Label(instructor.getFormattedName());
	case POSITION:
		return new Label(instructor.getPosition() == null ? "" : instructor.getPosition().getLabel());
	case TEACHING_PREF:
		if (instructor.getTeachingPreference() == null) {
			return new Label("");
		} else {
			Label pref = new Label(instructor.getTeachingPreference().getName());
			if (instructor.getTeachingPreference().getColor() != null)
				pref.getElement().getStyle().setColor(instructor.getTeachingPreference().getColor());
			return pref;
		}
	case MAX_LOAD:
		return new Label(instructor.hasMaxLoad() ? NumberFormat.getFormat(CONSTANTS.teachingLoadFormat()).format(instructor.getMaxLoad()) : "");
	case SELECTION:
		return new SelectableCell(instructor);
	case ATTRIBUTES:
		AttributeTypeInterface type = iProperties.getAttributeTypes().get(idx);
		List<AttributeInterface> attributes = instructor.getAttributes(type);
		if (!attributes.isEmpty() && !isColumnVisible(getCellIndex(column) + idx)) {
			setColumnVisible(getCellIndex(column) + idx, true);
		}
		return new AttributesCell(attributes);
	default:
		return null;
	}
}
 

private void setDetailsVisible(Long recordId, boolean show) {
	if (!hasDetails()) return;
	for (int i = 0; i < iTable.getRowCount(); i++) {
		Record r = iTable.getData(i);
		if (r == null) continue;
		if (r.getUniqueId().equals(recordId)) {
			Image details = (Image)((MyCell)iTable.getWidget(i, 0)).getInnerWidget();
			details.setResource(show ? RESOURCES.treeOpen() : RESOURCES.treeClosed());
			r.setField(0, show ? "-" : "+");
		} else if (String.valueOf(recordId).equals(r.getField(0))) {
			iTable.getRowFormatter().setVisible(i, show);
		}
	}
	saveOrder();
}
 

Check(boolean value, String onMessage, String offMessage) {
	Image image = new Image(value ? RESOURCES.on() : RESOURCES.off());
	image.addStyleName("image");
	add(image);
	InlineHTML text = new InlineHTML(value ? onMessage : offMessage);
	text.addStyleName("message");
	add(text);
	if (value)
		addStyleName("check-enabled");
	else
		addStyleName("check-disabled");
}
 

protected P getPopupWidget() {
	if (iPopupWidget == null) {
		iPopupWidget = new P("unitime-RoomPictureHint");
		Image image = new Image(GWT.getHostPageBaseURL() + "picture?id=" + iPicture.getUniqueId());
		image.setStyleName("picture");
		iPopupWidget.add(image);
		P caption = new P("caption");
		caption.setText(iPicture.getName() + (iPicture.getPictureType() == null ? "" : " (" + iPicture.getPictureType().getAbbreviation() + ")"));
		iPopupWidget.add(caption);
	}
	return iPopupWidget;
}
 

LinkCell(RoomPictureInterface picture) {
super(new Image(RESOURCES.download()), GWT.getHostPageBaseURL() + "picture?id=" + picture.getUniqueId());
setStyleName("link");
setTitle(picture.getName() + (picture.getPictureType() == null ? "" : " (" + picture.getPictureType().getLabel() + ")"));
setText(picture.getName() + (picture.getPictureType() == null ? "" : " (" + picture.getPictureType().getAbbreviation() + ")"));
      setTarget("_blank");
      sinkEvents(Event.ONCLICK);
  }