| /******************************************************************************* |
| * Copyright (c) 2000, 2012 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.text.correction.proposals; |
| |
| import org.eclipse.swt.graphics.Image; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.ITextViewer; |
| |
| import org.eclipse.ui.IEditorPart; |
| |
| import org.eclipse.ui.texteditor.ITextEditor; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.dom.ITypeBinding; |
| import org.eclipse.jdt.core.dom.rewrite.ASTRewrite; |
| import org.eclipse.jdt.core.dom.rewrite.ITrackedNodePosition; |
| |
| import org.eclipse.jdt.internal.corext.fix.LinkedProposalModel; |
| import org.eclipse.jdt.internal.corext.fix.LinkedProposalPositionGroup; |
| |
| import org.eclipse.jdt.ui.text.java.correction.ASTRewriteCorrectionProposal; |
| |
| import org.eclipse.jdt.internal.ui.JavaUIStatus; |
| import org.eclipse.jdt.internal.ui.javaeditor.JavaEditor; |
| import org.eclipse.jdt.internal.ui.viewsupport.LinkedProposalModelPresenter; |
| |
| |
| /** |
| * A proposal for quick fixes and quick assists that works on a AST rewriter and enters the |
| * linked mode when the proposal is set up. |
| * Either a rewriter is directly passed in the constructor or method {@link #getRewrite()} is overridden |
| * to provide the AST rewriter that is evaluated to the document when the proposal is |
| * applied. |
| * @since 3.0 |
| */ |
| public class LinkedCorrectionProposal extends ASTRewriteCorrectionProposal { |
| |
| private LinkedProposalModel fLinkedProposalModel; |
| |
| /** |
| * Constructs a linked correction proposal. |
| * @param name The display name of the proposal. |
| * @param cu The compilation unit that is modified. |
| * @param rewrite The AST rewrite that is invoked when the proposal is applied |
| * <code>null</code> can be passed if {@link #getRewrite()} is overridden. |
| * @param relevance The relevance of this proposal. |
| * @param image The image that is displayed for this proposal or <code>null</code> if no |
| * image is desired. |
| */ |
| public LinkedCorrectionProposal(String name, ICompilationUnit cu, ASTRewrite rewrite, int relevance, Image image) { |
| super(name, cu, rewrite, relevance, image); |
| fLinkedProposalModel= null; |
| } |
| |
| protected LinkedProposalModel getLinkedProposalModel() { |
| if (fLinkedProposalModel == null) { |
| fLinkedProposalModel= new LinkedProposalModel(); |
| } |
| return fLinkedProposalModel; |
| } |
| |
| public void setLinkedProposalModel(LinkedProposalModel model) { |
| fLinkedProposalModel= model; |
| } |
| |
| /** |
| * Adds a linked position to be shown when the proposal is applied. All positions with the |
| * same group id are linked. |
| * @param position The position to add. |
| * @param isFirst If set, the proposal is jumped to first. |
| * @param groupID The id of the group the proposal belongs to. All proposals in the same group |
| * are linked. |
| */ |
| public void addLinkedPosition(ITrackedNodePosition position, boolean isFirst, String groupID) { |
| getLinkedProposalModel().getPositionGroup(groupID, true).addPosition(position, isFirst); |
| } |
| |
| /** |
| * Adds a linked position to be shown when the proposal is applied. All positions with the |
| * same group id are linked. |
| * @param position The position to add. |
| * @param sequenceRank The sequence rank, see TODO. |
| * @param groupID The id of the group the proposal belongs to. All proposals in the same group |
| * are linked. |
| */ |
| public void addLinkedPosition(ITrackedNodePosition position, int sequenceRank, String groupID) { |
| getLinkedProposalModel().getPositionGroup(groupID, true).addPosition(position, sequenceRank); |
| } |
| |
| /** |
| * Sets the end position of the linked mode to the end of the passed range. |
| * @param position The position that describes the end position of the linked mode. |
| */ |
| public void setEndPosition(ITrackedNodePosition position) { |
| getLinkedProposalModel().setEndPosition(position); |
| } |
| |
| /** |
| * Adds a linked position proposal to the group with the given id. |
| * @param groupID The id of the group that should present the proposal |
| * @param proposal The string to propose. |
| * @param image The image to show for the position proposal or <code>null</code> if |
| * no image is desired. |
| */ |
| public void addLinkedPositionProposal(String groupID, String proposal, Image image) { |
| getLinkedProposalModel().getPositionGroup(groupID, true).addProposal(proposal, image, 10); |
| } |
| |
| /** |
| * Adds a linked position proposal to the group with the given id. |
| * @param groupID The id of the group that should present the proposal |
| * @param displayString The name of the proposal |
| * @param proposal The string to insert. |
| * @param image The image to show for the position proposal or <code>null</code> if |
| * no image is desired. |
| * @deprecated use {@link #addLinkedPositionProposal(String, String, Image)} instead |
| */ |
| public void addLinkedPositionProposal(String groupID, String displayString, String proposal, Image image) { |
| addLinkedPositionProposal(groupID, proposal, image); |
| } |
| |
| /** |
| * Adds a linked position proposal to the group with the given id. |
| * @param groupID The id of the group that should present the proposal |
| * @param type The binding to use as type name proposal. |
| */ |
| public void addLinkedPositionProposal(String groupID, ITypeBinding type) { |
| getLinkedProposalModel().getPositionGroup(groupID, true).addProposal(type, getCompilationUnit(), 10); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jdt.internal.ui.text.correction.ChangeCorrectionProposal#performChange(org.eclipse.jface.text.IDocument, org.eclipse.ui.IEditorPart) |
| */ |
| @Override |
| protected void performChange(IEditorPart part, IDocument document) throws CoreException { |
| try { |
| super.performChange(part, document); |
| if (part == null) { |
| return; |
| } |
| |
| if (fLinkedProposalModel != null) { |
| if (fLinkedProposalModel.hasLinkedPositions() && part instanceof JavaEditor) { |
| // enter linked mode |
| ITextViewer viewer= ((JavaEditor) part).getViewer(); |
| new LinkedProposalModelPresenter().enterLinkedMode(viewer, part, didOpenEditor(), fLinkedProposalModel); |
| } else if (part instanceof ITextEditor) { |
| LinkedProposalPositionGroup.PositionInformation endPosition= fLinkedProposalModel.getEndPosition(); |
| if (endPosition != null) { |
| // select a result |
| int pos= endPosition.getOffset() + endPosition.getLength(); |
| ((ITextEditor) part).selectAndReveal(pos, 0); |
| } |
| } |
| } |
| } catch (BadLocationException e) { |
| throw new CoreException(JavaUIStatus.createError(IStatus.ERROR, e)); |
| } |
| } |
| } |