| /* |
| * Copyright 2000-2014 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 org.jetbrains.idea.devkit.inspections.internal; |
| |
| import com.intellij.codeInspection.ProblemsHolder; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.*; |
| import com.intellij.psi.search.GlobalSearchScope; |
| import com.intellij.psi.util.InheritanceUtil; |
| import com.intellij.ui.ColoredListCellRenderer; |
| import com.intellij.ui.ListCellRendererWrapper; |
| import org.jetbrains.annotations.NotNull; |
| |
| import javax.swing.*; |
| |
| public class GtkPreferredJComboBoxRendererInspection extends InternalInspection { |
| private static final String COMBO_BOX_CLASS_NAME = JComboBox.class.getName(); |
| private static final String[] RIGHT_RENDERER_CLASS_NAMES = |
| {ListCellRendererWrapper.class.getName(), ColoredListCellRenderer.class.getName()}; |
| private static final String SETTER_METHOD_NAME = "setRenderer"; |
| |
| private static final String MESSAGE = |
| "Default ListCellRenderer implementations are known to cause UI artifacts under GTK+ look&feel, " + |
| "so please use ListCellRendererWrapper or ColoredListCellRenderer instead."; |
| |
| @Override |
| @NotNull |
| public PsiElementVisitor buildInternalVisitor(@NotNull final ProblemsHolder holder, final boolean isOnTheFly) { |
| return new JavaElementVisitor() { |
| @Override |
| public void visitMethodCallExpression(final PsiMethodCallExpression expression) { |
| super.visitMethodCallExpression(expression); |
| |
| final Project project = expression.getProject(); |
| final JavaPsiFacade facade = JavaPsiFacade.getInstance(project); |
| |
| final PsiElement target = expression.getMethodExpression().resolve(); |
| if (!(target instanceof PsiMethod)) return; |
| final PsiMethod method = (PsiMethod)target; |
| if (!SETTER_METHOD_NAME.equals(method.getName())) return; |
| final PsiClass aClass = ((PsiMethod)target).getContainingClass(); |
| final PsiClass comboClass = facade.findClass(COMBO_BOX_CLASS_NAME, GlobalSearchScope.allScope(project)); |
| if (!InheritanceUtil.isInheritorOrSelf(aClass, comboClass, true)) return; |
| |
| final PsiExpression[] arguments = expression.getArgumentList().getExpressions(); |
| if (arguments.length != 1) return; |
| final PsiType type = arguments[0].getType(); |
| if (!(type instanceof PsiClassType)) return; |
| final PsiClass rendererClass = ((PsiClassType)type).resolve(); |
| for (String rightClassName : RIGHT_RENDERER_CLASS_NAMES) { |
| final PsiClass rightClass = facade.findClass(rightClassName, GlobalSearchScope.allScope(project)); |
| if (InheritanceUtil.isInheritorOrSelf(rendererClass, rightClass, true)) return; |
| } |
| |
| holder.registerProblem(expression, MESSAGE); |
| } |
| }; |
| } |
| } |