| /* |
| * 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.codeInsight.generation; |
| |
| import com.intellij.codeInsight.hint.HintManager; |
| import com.intellij.lang.LanguageCodeInsightActionHandler; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.PsiJavaFile; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author yole |
| */ |
| public class JavaImplementMethodsHandler implements LanguageCodeInsightActionHandler { |
| @Override |
| public boolean isValidFor(final Editor editor, final PsiFile file) { |
| if (!(file instanceof PsiJavaFile)) { |
| return false; |
| } |
| |
| PsiClass aClass = OverrideImplementUtil.getContextClass(file.getProject(), editor, file, false); |
| return aClass != null && !OverrideImplementUtil.getMethodSignaturesToImplement(aClass).isEmpty(); |
| } |
| |
| @Override |
| public void invoke(@NotNull final Project project, @NotNull final Editor editor, @NotNull final PsiFile file) { |
| PsiClass aClass = OverrideImplementUtil.getContextClass(project, editor, file, false); |
| if (aClass == null) { |
| return; |
| } |
| if (OverrideImplementUtil.getMethodSignaturesToImplement(aClass).isEmpty()) { |
| HintManager.getInstance().showErrorHint(editor, "No methods to implement have been found"); |
| return; |
| } |
| OverrideImplementUtil.chooseAndImplementMethods(project, editor, aClass); |
| } |
| |
| @Override |
| public boolean startInWriteAction() { |
| return false; |
| } |
| } |