X-Git-Url: http://git.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/phpeditor/JavaAnnotationImageProvider.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/phpeditor/JavaAnnotationImageProvider.java
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+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpeclipse.phpeditor;
+
+import net.sourceforge.phpdt.internal.ui.PHPUiImages;
+import net.sourceforge.phpdt.ui.PreferenceConstants;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.resource.ImageRegistry;
+import org.eclipse.jface.text.source.Annotation;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.ui.ISharedImages;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.texteditor.IAnnotationImageProvider;
+
+/**
+ * Image provider for annotations based on Java problem markers.
+ * 
+ * @since 3.0
+ */
+public class JavaAnnotationImageProvider implements IAnnotationImageProvider {
+
+	private final static int NO_IMAGE = 0;
+
+	private final static int GRAY_IMAGE = 1;
+
+	private final static int OVERLAY_IMAGE = 2;
+
+	private final static int QUICKFIX_IMAGE = 3;
+
+	private final static int QUICKFIX_ERROR_IMAGE = 4;
+
+	private static Image fgQuickFixImage;
+
+	private static Image fgQuickFixErrorImage;
+
+	private static ImageRegistry fgImageRegistry;
+
+	private boolean fShowQuickFixIcon;
+
+	private int fCachedImageType;
+
+	private Image fCachedImage;
+
+	public JavaAnnotationImageProvider() {
+		fShowQuickFixIcon = PreferenceConstants.getPreferenceStore()
+				.getBoolean(PreferenceConstants.EDITOR_CORRECTION_INDICATION);
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.source.IAnnotationImageProvider#getManagedImage(org.eclipse.jface.text.source.Annotation)
+	 */
+	public Image getManagedImage(Annotation annotation) {
+		if (annotation instanceof IJavaAnnotation) {
+			IJavaAnnotation javaAnnotation = (IJavaAnnotation) annotation;
+			int imageType = getImageType(javaAnnotation);
+			return getImage(javaAnnotation, imageType, Display.getCurrent());
+		}
+		return null;
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.source.IAnnotationImageProvider#getImageDescriptorId(org.eclipse.jface.text.source.Annotation)
+	 */
+	public String getImageDescriptorId(Annotation annotation) {
+		// unmanaged images are not supported
+		return null;
+	}
+
+	/*
+	 * @see org.eclipse.jface.text.source.IAnnotationImageProvider#getImageDescriptor(java.lang.String)
+	 */
+	public ImageDescriptor getImageDescriptor(String symbolicName) {
+		// unmanaged images are not supported
+		return null;
+	}
+
+	private boolean showQuickFix(IJavaAnnotation annotation) {
+		// return fShowQuickFixIcon && annotation.isProblem() &&
+		// JavaCorrectionProcessor.hasCorrections(annotation);
+		return false;
+	}
+
+	private Image getQuickFixImage() {
+		if (fgQuickFixImage == null)
+			fgQuickFixImage = PHPUiImages
+					.get(PHPUiImages.IMG_OBJS_FIXABLE_PROBLEM);
+		return fgQuickFixImage;
+	}
+
+	private Image getQuickFixErrorImage() {
+		if (fgQuickFixErrorImage == null)
+			fgQuickFixErrorImage = PHPUiImages
+					.get(PHPUiImages.IMG_OBJS_FIXABLE_ERROR);
+		return fgQuickFixErrorImage;
+	}
+
+	private ImageRegistry getImageRegistry(Display display) {
+		if (fgImageRegistry == null)
+			fgImageRegistry = new ImageRegistry(display);
+		return fgImageRegistry;
+	}
+
+	private int getImageType(IJavaAnnotation annotation) {
+		int imageType = NO_IMAGE;
+		if (annotation.hasOverlay())
+			imageType = OVERLAY_IMAGE;
+		else if (!annotation.isMarkedDeleted()) {
+			if (showQuickFix(annotation))
+				imageType = JavaMarkerAnnotation.ERROR_ANNOTATION_TYPE
+						.equals(annotation.getType()) ? QUICKFIX_ERROR_IMAGE
+						: QUICKFIX_IMAGE;
+		} else {
+			imageType = GRAY_IMAGE;
+		}
+		return imageType;
+	}
+
+	private Image getImage(IJavaAnnotation annotation, int imageType,
+			Display display) {
+		if (fCachedImageType == imageType)
+			return fCachedImage;
+
+		Image image = null;
+		switch (imageType) {
+		case OVERLAY_IMAGE:
+			IJavaAnnotation overlay = annotation.getOverlay();
+			image = overlay.getImage(display);
+			break;
+		case QUICKFIX_IMAGE:
+			image = getQuickFixImage();
+			break;
+		case QUICKFIX_ERROR_IMAGE:
+			image = getQuickFixErrorImage();
+			break;
+		case GRAY_IMAGE: {
+			ISharedImages sharedImages = PlatformUI.getWorkbench()
+					.getSharedImages();
+			String annotationType = annotation.getType();
+			if (JavaMarkerAnnotation.ERROR_ANNOTATION_TYPE
+					.equals(annotationType)) {
+				image = sharedImages.getImage(ISharedImages.IMG_OBJS_ERROR_TSK);
+			} else if (JavaMarkerAnnotation.WARNING_ANNOTATION_TYPE
+					.equals(annotationType)) {
+				image = sharedImages.getImage(ISharedImages.IMG_OBJS_WARN_TSK);
+			} else if (JavaMarkerAnnotation.INFO_ANNOTATION_TYPE
+					.equals(annotationType)) {
+				image = sharedImages.getImage(ISharedImages.IMG_OBJS_INFO_TSK);
+			}
+			if (image != null) {
+				ImageRegistry registry = getImageRegistry(display);
+				String key = Integer.toString(image.hashCode());
+				Image grayImage = registry.get(key);
+				if (grayImage == null) {
+					grayImage = new Image(display, image, SWT.IMAGE_GRAY);
+					registry.put(key, grayImage);
+				}
+				image = grayImage;
+			}
+			break;
+		}
+		}
+
+		fCachedImageType = imageType;
+		fCachedImage = image;
+		return fCachedImage;
+	}
+}