| /* |
| * 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.intellij.ide.util; |
| |
| import com.intellij.navigation.NavigationItem; |
| import com.intellij.openapi.fileEditor.FileEditorManager; |
| import com.intellij.openapi.fileEditor.OpenFileDescriptor; |
| import com.intellij.openapi.util.UserDataHolder; |
| import com.intellij.openapi.vfs.VFileProperty; |
| import com.intellij.openapi.vfs.VfsUtilCore; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.pom.Navigatable; |
| import com.intellij.pom.PomTargetPsiElement; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.util.PsiUtilCore; |
| import org.jetbrains.annotations.Nullable; |
| |
| public class EditSourceUtil { |
| private EditSourceUtil() { } |
| |
| @Nullable |
| public static Navigatable getDescriptor(final PsiElement element) { |
| if (!canNavigate(element)) { |
| return null; |
| } |
| if (element instanceof PomTargetPsiElement) { |
| return ((PomTargetPsiElement)element).getTarget(); |
| } |
| final PsiElement navigationElement = element.getNavigationElement(); |
| if (navigationElement instanceof PomTargetPsiElement) { |
| return ((PomTargetPsiElement)navigationElement).getTarget(); |
| } |
| final int offset = navigationElement instanceof PsiFile ? -1 : navigationElement.getTextOffset(); |
| final VirtualFile virtualFile = PsiUtilCore.getVirtualFile(navigationElement); |
| if (virtualFile == null || !virtualFile.isValid()) { |
| return null; |
| } |
| OpenFileDescriptor desc = new OpenFileDescriptor(navigationElement.getProject(), virtualFile, offset); |
| desc.setUseCurrentWindow(FileEditorManager.USE_CURRENT_WINDOW.isIn(navigationElement)); |
| return desc; |
| } |
| |
| public static boolean canNavigate(PsiElement element) { |
| if (element == null || !element.isValid()) { |
| return false; |
| } |
| |
| VirtualFile file = PsiUtilCore.getVirtualFile(element.getNavigationElement()); |
| return file != null && file.isValid() && !file.is(VFileProperty.SPECIAL) && !VfsUtilCore.isBrokenLink(file); |
| } |
| |
| public static void navigate(NavigationItem item, boolean requestFocus, boolean useCurrentWindow) { |
| if (item instanceof UserDataHolder) { |
| ((UserDataHolder)item).putUserData(FileEditorManager.USE_CURRENT_WINDOW, useCurrentWindow); |
| } |
| item.navigate(requestFocus); |
| if (item instanceof UserDataHolder) { |
| ((UserDataHolder)item).putUserData(FileEditorManager.USE_CURRENT_WINDOW, null); |
| } |
| } |
| } |