--- /dev/null
+/*******************************************************************************
+ * 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.actions;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import net.sourceforge.phpdt.core.IJavaElement;
+import net.sourceforge.phpdt.core.ISourceReference;
+import net.sourceforge.phpdt.core.JavaModelException;
+import net.sourceforge.phpdt.ui.JavaElementLabelProvider;
+import net.sourceforge.phpeclipse.phpeditor.EditorUtility;
+
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.dialogs.ElementListSelectionDialog;
+
+public class OpenActionUtil {
+
+ private OpenActionUtil() {
+ // no instance.
+ }
+
+ /**
+ * Opens the editor on the given element and subsequently selects it.
+ */
+ public static void open(Object element) throws JavaModelException,
+ PartInitException {
+ open(element, true);
+ }
+
+ /**
+ * Opens the editor on the given element and subsequently selects it.
+ */
+ public static void open(Object element, boolean activate)
+ throws JavaModelException, PartInitException {
+ IEditorPart part = EditorUtility.openInEditor(element, activate);
+ if (element instanceof IJavaElement)
+ EditorUtility.revealInEditor(part, (IJavaElement) element);
+ }
+
+ /**
+ * Filters out source references from the given code resolve results. A
+ * utility method that can be called by subclassers.
+ */
+ public static List filterResolveResults(IJavaElement[] codeResolveResults) {
+ int nResults = codeResolveResults.length;
+ List refs = new ArrayList(nResults);
+ for (int i = 0; i < nResults; i++) {
+ if (codeResolveResults[i] instanceof ISourceReference)
+ refs.add(codeResolveResults[i]);
+ }
+ return refs;
+ }
+
+ /**
+ * Shows a dialog for resolving an ambigous java element. Utility method
+ * that can be called by subclassers.
+ */
+ public static IJavaElement selectJavaElement(IJavaElement[] elements,
+ Shell shell, String title, String message) {
+
+ int nResults = elements.length;
+
+ if (nResults == 0)
+ return null;
+
+ if (nResults == 1)
+ return elements[0];
+
+ int flags = JavaElementLabelProvider.SHOW_DEFAULT
+ | JavaElementLabelProvider.SHOW_QUALIFIED
+ | JavaElementLabelProvider.SHOW_ROOT;
+
+ ElementListSelectionDialog dialog = new ElementListSelectionDialog(
+ shell, new JavaElementLabelProvider(flags));
+ dialog.setTitle(title);
+ dialog.setMessage(message);
+ dialog.setElements(elements);
+
+ if (dialog.open() == ElementListSelectionDialog.OK) {
+ Object[] selection = dialog.getResult();
+ if (selection != null && selection.length > 0) {
+ nResults = selection.length;
+ for (int i = 0; i < nResults; i++) {
+ Object current = selection[i];
+ if (current instanceof IJavaElement)
+ return (IJavaElement) current;
+ }
+ }
+ }
+ return null;
+ }
+}