Java GalleryItem.setImage方法代码示例

import org.eclipse.nebula.widgets.gallery.GalleryItem; //导入方法依赖的package包/类
private void createGalleryItems(){
		//add text
		
		if(group.getItemCount() > 0){
			return;
		}

		for (int i=0; i<urls.size(); ++i) {
			final GalleryItem item = new GalleryItem(group, SWT.MULTI);
//			item.setText(0, "String 0\nString2");
//			item.setText(1, "String 1");
			item.setExpanded(true);
			
			item.setImage(Images.LOADING_IMG);
			item.setData("doNotScaleImage", new Object());
			
			String transcribedLinesText = determineItemColor(item, transcripts.get(i));

			setItemText(item, i, transcribedLinesText);
			
		}
	}
 

import org.eclipse.nebula.widgets.gallery.GalleryItem; //导入方法依赖的package包/类
public void createGalleryItems(){
		//add text
		
		if(group.getItemCount() > 0){
			return;
		}

		for (int i=0; i<urls.size(); ++i) {
			final GalleryItem item = new GalleryItem(group, SWT.MULTI);
//			item.setText(0, "String 0\nString2");
//			item.setText(1, "String 1");
			item.setExpanded(true);
			
			item.setImage(Images.LOADING_IMG);
			item.setData("doNotScaleImage", new Object());
			
			String transcribedLinesText = thumbsWidget.determineItemColor(item, transcripts.get(i));
			
			totalLinesTranscribed += transcripts.get(i).getNrOfTranscribedLines();
			
			setItemText(item, i, transcribedLinesText);
			
		}
	}
 

import org.eclipse.nebula.widgets.gallery.GalleryItem; //导入方法依赖的package包/类
/**
 * Customizes a {@link GalleryItem} in order to enrich with a "standard" image plus a "selected" image with a custom
 * shadow.
 * <p>
 * 
 * Cache maps are used for performance purposes.
 * 
 * @param item
 *          the gallery item to modify
 * @param pluginID
 *          the ID of the plugin, where the image is located
 * @param imagePath
 *          the plugin-relative path of the image
 * @param selectedImagesCache
 *          a cache of selected images
 * @param standardImagesCache
 *          a cache of standard images
 */
public static void setGallyeryItemImageInfo(GalleryItem item, String pluginID, String imagePath,
		Map<String, Image> selectedImagesCache, Map<String, Image> standardImagesCache) {
	Image selectedImg = selectedImagesCache.get(imagePath);
	Image standardImg = standardImagesCache.get(imagePath);
	if (selectedImg == null || standardImg == null) {
		Image itemImage = ResourceManager.getPluginImage(pluginID, imagePath);
		// Add viewer required effects to the images shown...
		selectedImg = new Image(itemImage.getDevice(), SWTImageEffects.extendArea(itemImage.getImageData(), 20, null));
		standardImg = new Image(itemImage.getDevice(), Glow.glow(itemImage.getImageData(),
				ResourceManager.getColor(SWT.COLOR_GRAY), 20, 0, 255));
		// Cache images
		standardImagesCache.put(imagePath, standardImg);
		selectedImagesCache.put(imagePath, selectedImg);
	}
	item.setSelectedImage(selectedImg);
	item.setStandardImage(standardImg);
	item.setImage(standardImg);
}
 

import org.eclipse.nebula.widgets.gallery.GalleryItem; //导入方法依赖的package包/类
/**
 * Build a gallery item for a TemplateStyle
 * 
 * @param style the style
 * @param rootItem the root of all the items
 * @return A gallery item
 */
protected GalleryItem getItem(TemplateStyle style, GalleryItem rootItem) {
	GalleryItem ti = new GalleryItem(rootItem, SWT.NONE);
	String description = style.getDescription();
	ti.setText(description.isEmpty() ? " " : description); //$NON-NLS-1$
	Image previewImage = generatePreviewFigure(style);
	ti.setImage(previewImage);
	ti.setSelectedImage(previewImage);
	ti.setStandardImage(previewImage);
	ti.setData(style);
	return ti;
}
 

import org.eclipse.nebula.widgets.gallery.GalleryItem; //导入方法依赖的package包/类
/**
 * Update a gallery item for a TemplateStyle
 * 
 * @param style the style
 * @param itemToUpdate the item to update
 */
protected void updateItem(TemplateStyle style, GalleryItem itemToUpdate) {
	String description = style.getDescription();
	itemToUpdate.setText(description.isEmpty() ? " " : description); //$NON-NLS-1$
	Image previewImage = generatePreviewFigure(style);
	itemToUpdate.setImage(previewImage);
	itemToUpdate.setSelectedImage(previewImage);
	itemToUpdate.setStandardImage(previewImage);
	itemToUpdate.setData(style);
}
 

import org.eclipse.nebula.widgets.gallery.GalleryItem; //导入方法依赖的package包/类
@Override
		public void handleEvent(Event event) {
			
			if(doc == null) {
				return;
			}
//			logger.debug("setting data: " + event);
//			logger.debug("item: " + event.item);

			final GalleryItem item = (GalleryItem) event.item;
			int index;
			if (item.getParentItem() != null) { // if this is a leaft item
												// -> set nr of items to 0!
				index = item.getParentItem().indexOf(item);
				item.setItemCount(0);
			} else {
				index = gallery.indexOf(item);
				item.setItemCount(doc.getThumbUrls().size());
			}

			//logger.debug("setData index " + index); //$NON-NLS-1$
			
			item.setExpanded(true);

			try {
				Image thumbImg = ImgLoader.load(doc.getPages().get(index).getThumbUrl());
				if(DO_SCALE_THUMBS) {
					thumbImg = Images.resize(thumbImg, itemWidth, itemHeight);
				}
				item.setImage(thumbImg);
			} catch (IOException e) {
//				Most likely happens because thumbnail image is not yet available!
//				e.printStackTrace();
				
				if (false) { // loading thumbs on the fly all the time is f****** slow
					try {
//						---->Try to generate thumbnail on the fly from actual page image.
						FimgStoreGetClient imgStoreClient;
						imgStoreClient = new FimgStoreGetClient(doc.getPages().get(index).getUrl());						
						URL url = imgStoreClient.getImgXyScaled(doc.getPages().get(index).getKey(), 82, 120, false).getUri().toURL();
						item.setImage(ImageDescriptor.createFromURL(url).createImage());							
					} catch (IOException e1) {
//						If everything fails display an error thumbnail
						item.setImage(Images.ERROR_IMG);
						e1.printStackTrace();
					}
				} else {
					item.setImage(Images.ERROR_IMG);
//					e.printStackTrace();
				}
			}
			
			//FIXME WTF does this do?
			item.setData("doNotScaleImage", new Object());

			setItemTextAndBackground(item, index);
		}