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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/viewsupport/DecoratingJavaLabelProvider.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/viewsupport/DecoratingJavaLabelProvider.java
new file mode 100644
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+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/viewsupport/DecoratingJavaLabelProvider.java
@@ -0,0 +1,147 @@
+/*******************************************************************************
+ * 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.phpdt.internal.ui.viewsupport;
+
+import net.sourceforge.phpdt.ui.OverrideIndicatorLabelDecorator;
+import net.sourceforge.phpdt.ui.ProblemsLabelDecorator;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.jface.viewers.DecoratingLabelProvider;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.ui.IDecoratorManager;
+import org.eclipse.ui.PlatformUI;
+
+/**
+ * Decorator prepared for the switch to use lightweight label decorators:
+ * uncomment the lbale decorator entries in plugin.xml and change
+ * USE_LIGHTWEIGHT to true. Certain views don't want problems or override
+ * indicators, so they signal this in the constructor. So on each getImage the
+ * corrsponding decorators are turned off and on again.
+ */
+public class DecoratingJavaLabelProvider extends DecoratingLabelProvider {
+
+	private static final boolean USE_LIGHTWEIGHT = false;
+
+	private static final String PROBLEM_DECORATOR_ID = "net.sourceforge.phpdt.ui.problem.decorator"; //$NON-NLS-1$
+
+	private static final String OVERRIDE_DECORATOR_ID = "net.sourceforge.phpdt.ui.override.decorator"; //$NON-NLS-1$
+
+	private boolean fUseErrorTick;
+
+	private boolean fUseOverride;
+
+	/**
+	 * Decorating label provider for Java. Combines a JavaUILabelProvider with
+	 * problem and override indicuator with the workbench decorator (label
+	 * decorator extension point).
+	 */
+	public DecoratingJavaLabelProvider(JavaUILabelProvider labelProvider) {
+		this(labelProvider, true, true);
+	}
+
+	/**
+	 * Decorating label provider for Java. Combines a JavaUILabelProvider (if
+	 * enabled with problem and override indicator) with the workbench decorator
+	 * (label decorator extension point).
+	 */
+	public DecoratingJavaLabelProvider(JavaUILabelProvider labelProvider,
+			boolean errorTick, boolean override) {
+		super(labelProvider, PlatformUI.getWorkbench().getDecoratorManager()
+				.getLabelDecorator());
+		fUseErrorTick = errorTick;
+		fUseOverride = override;
+		if (!USE_LIGHTWEIGHT) {
+			if (errorTick) {
+				labelProvider
+						.addLabelDecorator(new ProblemsLabelDecorator(null));
+			}
+			if (override) {
+				labelProvider
+						.addLabelDecorator(new OverrideIndicatorLabelDecorator(
+								null));
+			}
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.eclipse.jface.viewers.ILabelProvider#getImage(java.lang.Object)
+	 */
+	public Image getImage(Object element) {
+		if (USE_LIGHTWEIGHT) {
+			IDecoratorManager manager = PlatformUI.getWorkbench()
+					.getDecoratorManager();
+
+			boolean disableErrorTick = manager.getEnabled(PROBLEM_DECORATOR_ID)
+					&& !fUseErrorTick;
+			boolean disableOverride = manager.getEnabled(OVERRIDE_DECORATOR_ID)
+					&& !fUseOverride;
+			try {
+				if (disableErrorTick) {
+					manager.setEnabled(PROBLEM_DECORATOR_ID, false);
+				}
+				if (disableOverride) {
+					manager.setEnabled(OVERRIDE_DECORATOR_ID, false);
+				}
+				Image image = super.getImage(element);
+				if (disableErrorTick) {
+					manager.setEnabled(PROBLEM_DECORATOR_ID, true);
+				}
+				if (disableOverride) {
+					manager.setEnabled(OVERRIDE_DECORATOR_ID, true);
+				}
+				return image;
+			} catch (CoreException e) {
+				PHPeclipsePlugin.log(e);
+			}
+		}
+		return super.getImage(element);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
+	 */
+	public String getText(Object element) {
+		if (USE_LIGHTWEIGHT) {
+			IDecoratorManager manager = PlatformUI.getWorkbench()
+					.getDecoratorManager();
+
+			boolean disableErrorTick = manager.getEnabled(PROBLEM_DECORATOR_ID)
+					&& !fUseErrorTick;
+			boolean disableOverride = manager.getEnabled(OVERRIDE_DECORATOR_ID)
+					&& !fUseOverride;
+			try {
+				if (disableErrorTick) {
+					manager.setEnabled(PROBLEM_DECORATOR_ID, false);
+				}
+				if (disableOverride) {
+					manager.setEnabled(OVERRIDE_DECORATOR_ID, false);
+				}
+				String text = super.getText(element);
+				if (disableErrorTick) {
+					manager.setEnabled(PROBLEM_DECORATOR_ID, true);
+				}
+				if (disableOverride) {
+					manager.setEnabled(OVERRIDE_DECORATOR_ID, true);
+				}
+				return text;
+			} catch (CoreException e) {
+				PHPeclipsePlugin.log(e);
+			}
+		}
+		return super.getText(element);
+	}
+
+}