| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.ui.refactoring.actions; |
| |
| import org.eclipse.core.runtime.Assert; |
| |
| import org.eclipse.swt.widgets.Shell; |
| |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| |
| import org.eclipse.jface.text.ITextSelection; |
| |
| import org.eclipse.ui.IWorkbenchSite; |
| import org.eclipse.ui.PlatformUI; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IField; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.dom.AST; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| |
| import org.eclipse.jdt.internal.corext.refactoring.RefactoringAvailabilityTester; |
| import org.eclipse.jdt.internal.corext.refactoring.RefactoringExecutionStarter; |
| import org.eclipse.jdt.internal.corext.refactoring.util.RefactoringASTParser; |
| import org.eclipse.jdt.internal.corext.util.JavaModelUtil; |
| |
| import org.eclipse.jdt.ui.actions.SelectionDispatchAction; |
| |
| import org.eclipse.jdt.internal.ui.IJavaHelpContextIds; |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.actions.ActionUtil; |
| import org.eclipse.jdt.internal.ui.actions.SelectionConverter; |
| import org.eclipse.jdt.internal.ui.javaeditor.CompilationUnitEditor; |
| import org.eclipse.jdt.internal.ui.javaeditor.JavaTextSelection; |
| import org.eclipse.jdt.internal.ui.refactoring.RefactoringMessages; |
| import org.eclipse.jdt.internal.ui.util.ExceptionHandler; |
| |
| /** |
| * Inlines a constant. |
| * |
| * <p> |
| * This class may be instantiated; it is not intended to be subclassed. |
| * </p> |
| * |
| */ |
| public class InlineConstantAction extends SelectionDispatchAction { |
| |
| private CompilationUnitEditor fEditor; |
| |
| /** |
| * Note: This constructor is for internal use only. Clients should not call this constructor. |
| */ |
| public InlineConstantAction(CompilationUnitEditor editor) { |
| this(editor.getEditorSite()); |
| fEditor= editor; |
| setEnabled(SelectionConverter.canOperateOn(fEditor)); |
| } |
| |
| public InlineConstantAction(IWorkbenchSite site) { |
| super(site); |
| setText(RefactoringMessages.InlineConstantAction_inline_Constant); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.INLINE_ACTION); |
| } |
| |
| //---- structured selection --------------------------------------------- |
| |
| /* |
| * @see SelectionDispatchAction#selectionChanged(IStructuredSelection) |
| */ |
| public void selectionChanged(IStructuredSelection selection) { |
| try { |
| setEnabled(RefactoringAvailabilityTester.isInlineConstantAvailable(selection)); |
| } catch (JavaModelException e) { |
| // http://bugs.eclipse.org/bugs/show_bug.cgi?id=19253 |
| if (JavaModelUtil.isExceptionToBeLogged(e)) |
| JavaPlugin.log(e); |
| setEnabled(false);//no ui |
| } |
| } |
| |
| /* |
| * @see SelectionDispatchAction#run(IStructuredSelection) |
| */ |
| public void run(IStructuredSelection selection) { |
| try { |
| Assert.isTrue(RefactoringAvailabilityTester.isInlineConstantAvailable(selection)); |
| |
| Object first= selection.getFirstElement(); |
| Assert.isTrue(first instanceof IField); |
| |
| IField field= (IField) first; |
| run(field.getNameRange().getOffset(), field.getNameRange().getLength(), field.getCompilationUnit()); |
| } catch (JavaModelException e) { |
| ExceptionHandler.handle(e, getShell(), RefactoringMessages.InlineConstantAction_dialog_title, RefactoringMessages.InlineConstantAction_unexpected_exception); |
| } |
| } |
| |
| //---- text selection ----------------------------------------------- |
| |
| /* |
| * @see SelectionDispatchAction#selectionChanged(ITextSelection) |
| */ |
| public void selectionChanged(ITextSelection selection) { |
| setEnabled(true); |
| } |
| |
| /** |
| * Note: This method is for internal use only. Clients should not call this method. |
| */ |
| public void selectionChanged(JavaTextSelection selection) { |
| try { |
| setEnabled(RefactoringAvailabilityTester.isInlineConstantAvailable(selection)); |
| } catch (JavaModelException e) { |
| setEnabled(false); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on SelectionDispatchAction |
| */ |
| public void run(ITextSelection selection) { |
| run(selection.getOffset(), selection.getLength(), SelectionConverter.getInputAsCompilationUnit(fEditor)); |
| } |
| |
| private void run(int offset, int length, ICompilationUnit cu) { |
| Assert.isNotNull(cu); |
| Assert.isTrue(offset >= 0); |
| Assert.isTrue(length >= 0); |
| if (!ActionUtil.isProcessable(getShell(), cu)) |
| return; |
| try { |
| RefactoringExecutionStarter.startInlineConstantRefactoring(cu, new RefactoringASTParser(AST.JLS3).parse(cu, true), offset, length, getShell(), true); |
| } catch (JavaModelException e) { |
| ExceptionHandler.handle(e, getShell(), RefactoringMessages.InlineConstantAction_dialog_title, RefactoringMessages.InlineConstantAction_unexpected_exception); |
| } |
| } |
| |
| public boolean tryInlineConstant(ICompilationUnit unit, CompilationUnit node, ITextSelection selection, Shell shell) { |
| try { |
| if (RefactoringExecutionStarter.startInlineConstantRefactoring(unit, node, selection.getOffset(), selection.getLength(), shell, false)) { |
| run(selection); |
| return true; |
| } |
| } catch (JavaModelException exception) { |
| JavaPlugin.log(exception); |
| } |
| return false; |
| } |
| } |