| /* |
| * Copyright 2000-2011 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.ide.impl.dataRules; |
| |
| import com.intellij.openapi.actionSystem.DataProvider; |
| import com.intellij.openapi.actionSystem.PlatformDataKeys; |
| import com.intellij.psi.PsiElement; |
| |
| public class PsiElementFromSelectionsRule implements GetDataRule { |
| @Override |
| public Object getData(DataProvider dataProvider) { |
| final Object[] objects = (Object[])dataProvider.getData(PlatformDataKeys.SELECTED_ITEMS.getName()); |
| if (objects != null) { |
| final PsiElement[] elements = new PsiElement[objects.length]; |
| for (int i = 0, objectsLength = objects.length; i < objectsLength; i++) { |
| Object object = objects[i]; |
| if (!(object instanceof PsiElement)) return null; |
| if (!((PsiElement)object).isValid()) return null; |
| elements[i] = (PsiElement)object; |
| } |
| |
| return elements; |
| } |
| return null; |
| } |
| } |