| /* |
| * 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. |
| */ |
| |
| /** |
| * created at Oct 25, 2001 |
| * @author Jeka |
| */ |
| package com.intellij.refactoring.turnRefsToSuper; |
| |
| import com.intellij.openapi.actionSystem.CommonDataKeys; |
| import com.intellij.openapi.actionSystem.DataContext; |
| import com.intellij.openapi.actionSystem.PlatformDataKeys; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.editor.ScrollType; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiAnonymousClass; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.refactoring.HelpID; |
| import com.intellij.refactoring.RefactoringActionHandler; |
| import com.intellij.refactoring.RefactoringBundle; |
| import com.intellij.refactoring.util.CommonRefactoringUtil; |
| import com.intellij.refactoring.util.RefactoringHierarchyUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.ArrayList; |
| |
| public class TurnRefsToSuperHandler implements RefactoringActionHandler { |
| public static final String REFACTORING_NAME = RefactoringBundle.message("use.interface.where.possible.title"); |
| |
| |
| public void invoke(@NotNull Project project, Editor editor, PsiFile file, DataContext dataContext) { |
| int offset = editor.getCaretModel().getOffset(); |
| editor.getScrollingModel().scrollToCaret(ScrollType.MAKE_VISIBLE); |
| PsiElement element = file.findElementAt(offset); |
| while (true) { |
| if (element == null || element instanceof PsiFile) { |
| String message = RefactoringBundle.getCannotRefactorMessage(RefactoringBundle.message("error.wrong.caret.position.class")); |
| CommonRefactoringUtil.showErrorHint(project, editor, message, REFACTORING_NAME, HelpID.TURN_REFS_TO_SUPER); |
| return; |
| } |
| if (element instanceof PsiClass && !(element instanceof PsiAnonymousClass)) { |
| invoke(project, new PsiElement[]{element}, dataContext); |
| return; |
| } |
| element = element.getParent(); |
| } |
| } |
| |
| public void invoke(@NotNull final Project project, @NotNull PsiElement[] elements, DataContext dataContext) { |
| if (elements.length != 1) return; |
| |
| PsiClass subClass = (PsiClass) elements[0]; |
| |
| ArrayList basesList = RefactoringHierarchyUtil.createBasesList(subClass, true, true); |
| |
| if (basesList.isEmpty()) { |
| String message = RefactoringBundle.getCannotRefactorMessage(RefactoringBundle.message("interface.does.not.have.base.interfaces", subClass.getQualifiedName())); |
| Editor editor = CommonDataKeys.EDITOR.getData(dataContext); |
| CommonRefactoringUtil.showErrorHint(project, editor, message, REFACTORING_NAME, HelpID.TURN_REFS_TO_SUPER); |
| return; |
| } |
| |
| new TurnRefsToSuperDialog(project, subClass, basesList).show(); |
| } |
| |
| } |