| /* |
| * Copyright 2000-2013 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.jetbrains.python.codeInsight.intentions; |
| |
| import com.intellij.codeInsight.intention.impl.BaseIntentionAction; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.usageView.UsageInfo; |
| import com.intellij.util.IncorrectOperationException; |
| import com.jetbrains.python.PyBundle; |
| import com.jetbrains.python.PyNames; |
| import com.jetbrains.python.psi.*; |
| import com.jetbrains.python.refactoring.PyRefactoringUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| |
| /** |
| * User: ktisha |
| */ |
| public class PyConvertStaticMethodToFunctionIntention extends BaseIntentionAction { |
| @NotNull |
| public String getFamilyName() { |
| return PyBundle.message("INTN.convert.static.method.to.function"); |
| } |
| |
| @NotNull |
| public String getText() { |
| return PyBundle.message("INTN.convert.static.method.to.function"); |
| } |
| |
| public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) { |
| if (!(file instanceof PyFile)) { |
| return false; |
| } |
| final PsiElement element = PyUtil.findNonWhitespaceAtOffset(file, editor.getCaretModel().getOffset()); |
| final PyFunction function = PsiTreeUtil.getParentOfType(element, PyFunction.class); |
| if (function == null) return false; |
| final PyClass containingClass = function.getContainingClass(); |
| if (containingClass == null) return false; |
| final PyDecoratorList decoratorList = function.getDecoratorList(); |
| if (decoratorList != null) { |
| final PyDecorator staticMethod = decoratorList.findDecorator(PyNames.STATICMETHOD); |
| if (staticMethod != null) return true; |
| } |
| return false; |
| } |
| |
| public void invoke(@NotNull Project project, Editor editor, PsiFile file) throws IncorrectOperationException { |
| final PsiElement element = PyUtil.findNonWhitespaceAtOffset(file, editor.getCaretModel().getOffset()); |
| PyFunction problemFunction = PsiTreeUtil.getParentOfType(element, PyFunction.class); |
| if (problemFunction == null) return; |
| final PyClass containingClass = problemFunction.getContainingClass(); |
| if (containingClass == null) return; |
| final List<UsageInfo> usages = PyRefactoringUtil.findUsages(problemFunction, false); |
| final PyDecoratorList decoratorList = problemFunction.getDecoratorList(); |
| if (decoratorList != null) { |
| final PyDecorator decorator = decoratorList.findDecorator(PyNames.STATICMETHOD); |
| if (decorator != null) decorator.delete(); |
| } |
| final PyElementGenerator generator = PyElementGenerator.getInstance(project); |
| |
| final PsiElement copy = problemFunction.copy(); |
| final PyStatementList classStatementList = containingClass.getStatementList(); |
| classStatementList.deleteChildRange(problemFunction, problemFunction); |
| if (classStatementList.getStatements().length < 1) { |
| classStatementList.add(generator.createPassStatement()); |
| } |
| file.addAfter(copy, containingClass); |
| |
| for (UsageInfo usage : usages) { |
| final PsiElement usageElement = usage.getElement(); |
| if (usageElement instanceof PyReferenceExpression) { |
| PyUtil.removeQualifier((PyReferenceExpression)usageElement); |
| } |
| } |
| } |
| } |