| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.intellij.refactoring.rename; |
| |
| import com.intellij.ide.TitledHandler; |
| import com.intellij.openapi.actionSystem.CommonDataKeys; |
| import com.intellij.openapi.actionSystem.DataContext; |
| import com.intellij.openapi.actionSystem.PlatformDataKeys; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.extensions.Extensions; |
| import com.intellij.openapi.progress.ProcessCanceledException; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.ui.DialogWrapper; |
| import com.intellij.openapi.util.Key; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.refactoring.RefactoringBundle; |
| import com.intellij.refactoring.rename.inplace.MemberInplaceRenameHandler; |
| import com.intellij.refactoring.util.RadioUpDownListener; |
| import com.intellij.util.ArrayUtil; |
| import com.intellij.util.containers.HashSet; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| import java.awt.event.ActionEvent; |
| import java.awt.event.ActionListener; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.TreeMap; |
| |
| /** |
| * @author dsl |
| */ |
| public class RenameHandlerRegistry { |
| public static final Key<Boolean> SELECT_ALL = Key.create("rename.selectAll"); |
| private final Set<RenameHandler> myHandlers = new HashSet<RenameHandler>(); |
| private static final RenameHandlerRegistry INSTANCE = new RenameHandlerRegistry(); |
| private final PsiElementRenameHandler myDefaultElementRenameHandler; |
| |
| public static RenameHandlerRegistry getInstance() { |
| return INSTANCE; |
| } |
| |
| private RenameHandlerRegistry() { |
| // should be checked last |
| myDefaultElementRenameHandler = new PsiElementRenameHandler(); |
| } |
| |
| public boolean hasAvailableHandler(DataContext dataContext) { |
| for (RenameHandler renameHandler : Extensions.getExtensions(RenameHandler.EP_NAME)) { |
| if (renameHandler.isAvailableOnDataContext(dataContext)) return true; |
| } |
| for (RenameHandler renameHandler : myHandlers) { |
| if (renameHandler.isAvailableOnDataContext(dataContext)) return true; |
| } |
| return myDefaultElementRenameHandler.isAvailableOnDataContext(dataContext); |
| } |
| |
| @Nullable |
| public RenameHandler getRenameHandler(DataContext dataContext) { |
| final Map<String, RenameHandler> availableHandlers = new TreeMap<String, RenameHandler>(); |
| for (RenameHandler renameHandler : Extensions.getExtensions(RenameHandler.EP_NAME)) { |
| if (renameHandler.isRenaming(dataContext)) { |
| if (ApplicationManager.getApplication().isUnitTestMode()) return renameHandler; |
| availableHandlers.put(getHandlerTitle(renameHandler), renameHandler); |
| } |
| } |
| for (RenameHandler renameHandler : myHandlers) { |
| if (renameHandler.isRenaming(dataContext)) { |
| if (ApplicationManager.getApplication().isUnitTestMode()) return renameHandler; |
| availableHandlers.put(getHandlerTitle(renameHandler), renameHandler); |
| } |
| } |
| if (availableHandlers.size() == 1) return availableHandlers.values().iterator().next(); |
| for (Iterator<Map.Entry<String, RenameHandler>> iterator = availableHandlers.entrySet().iterator(); iterator.hasNext(); ) { |
| Map.Entry<String, RenameHandler> entry = iterator.next(); |
| if (entry.getValue() instanceof MemberInplaceRenameHandler) { |
| iterator.remove(); |
| break; |
| } |
| } |
| if (availableHandlers.size() == 1) return availableHandlers.values().iterator().next(); |
| if (availableHandlers.size() > 1) { |
| final String[] strings = ArrayUtil.toStringArray(availableHandlers.keySet()); |
| final HandlersChooser chooser = new HandlersChooser(CommonDataKeys.PROJECT.getData(dataContext), strings); |
| chooser.show(); |
| if (chooser.isOK()) { |
| return availableHandlers.get(chooser.getSelection()); |
| } |
| throw new ProcessCanceledException(); |
| } |
| return myDefaultElementRenameHandler.isRenaming(dataContext) ? myDefaultElementRenameHandler : null; |
| } |
| |
| private static String getHandlerTitle(RenameHandler renameHandler) { |
| return renameHandler instanceof TitledHandler ? StringUtil.capitalize(((TitledHandler)renameHandler).getActionTitle().toLowerCase()) : renameHandler.toString(); |
| } |
| |
| /** |
| * @deprecated |
| * @see RenameHandler#EP_NAME |
| */ |
| public void registerHandler(RenameHandler handler) { |
| myHandlers.add(handler); |
| } |
| |
| private static class HandlersChooser extends DialogWrapper { |
| private final String[] myRenamers; |
| private String mySelection; |
| private final JRadioButton[] myRButtons; |
| |
| protected HandlersChooser(Project project, String [] renamers) { |
| super(project); |
| myRenamers = renamers; |
| myRButtons = new JRadioButton[myRenamers.length]; |
| mySelection = renamers[0]; |
| setTitle(RefactoringBundle.message("select.refactoring.title")); |
| init(); |
| } |
| |
| @Override |
| protected JComponent createNorthPanel() { |
| final JPanel radioPanel = new JPanel(); |
| radioPanel.setLayout(new BoxLayout(radioPanel, BoxLayout.Y_AXIS)); |
| final JLabel descriptionLabel = new JLabel(RefactoringBundle.message("what.would.you.like.to.do")); |
| descriptionLabel.setBorder(BorderFactory.createEmptyBorder(0, 0, 10, 0)); |
| radioPanel.add(descriptionLabel); |
| final ButtonGroup bg = new ButtonGroup(); |
| boolean selected = true; |
| int rIdx = 0; |
| for (final String renamer : myRenamers) { |
| final JRadioButton rb = new JRadioButton(renamer, selected); |
| myRButtons[rIdx++] = rb; |
| final ActionListener listener = new ActionListener() { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| if (rb.isSelected()) { |
| mySelection = renamer; |
| } |
| } |
| }; |
| rb.addActionListener(listener); |
| selected = false; |
| bg.add(rb); |
| radioPanel.add(rb); |
| } |
| new RadioUpDownListener(myRButtons); |
| return radioPanel; |
| } |
| |
| @Override |
| public JComponent getPreferredFocusedComponent() { |
| return myRButtons[0]; |
| } |
| |
| public String getSelection() { |
| return mySelection; |
| } |
| |
| @Override |
| protected JComponent createCenterPanel() { |
| return null; |
| } |
| } |
| } |