| /* |
| * 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 com.intellij.openapi.vcs.changes.actions; |
| |
| import com.intellij.openapi.actionSystem.AnAction; |
| import com.intellij.openapi.diff.DiffRequest; |
| import com.intellij.openapi.diff.SimpleDiffRequest; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.util.Pair; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.openapi.vcs.VcsException; |
| import com.intellij.openapi.vcs.changes.Change; |
| import com.intellij.openapi.vcs.changes.ChangesUtil; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Created with IntelliJ IDEA. |
| * User: Irina.Chernushina |
| * Date: 2/14/12 |
| * Time: 3:48 PM |
| */ |
| public class MultipleDiffRequestPresentable implements DiffRequestPresentable { |
| private final Project myProject; |
| private final Change myChange; |
| |
| public MultipleDiffRequestPresentable(Project project, Change change) { |
| myProject = project; |
| myChange = change; |
| } |
| |
| @Override |
| public MyResult step(DiffChainContext context) { |
| final ChangeForDiffConvertor convertor = new ChangeForDiffConvertor(myProject, false); |
| final List<Pair<String,DiffRequestPresentable>> list = new ArrayList<Pair<String,DiffRequestPresentable>>(); |
| final DiffRequestPresentable requestPresentable = convertor.convert(myChange, false); |
| if (requestPresentable != null) { |
| list.add(Pair.create("", requestPresentable)); |
| } |
| final Map<String,Change> layers = myChange.getOtherLayers(); |
| for (Map.Entry<String, Change> entry : layers.entrySet()) { |
| final String key = entry.getKey(); |
| final Change value = entry.getValue(); |
| final DiffRequestPresentable additional = convertor.convert(value, true); |
| if (additional != null) { |
| list.add(Pair.create(key, additional)); |
| } |
| } |
| |
| if (list.isEmpty()) return new MyResult(new SimpleDiffRequest(myProject, ""), DiffPresentationReturnValue.removeFromList); |
| |
| DiffRequest request = null; |
| final StringBuilder err = new StringBuilder(); |
| for (Pair<String, DiffRequestPresentable> pair : list) { |
| final MyResult step = pair.getSecond().step(context); |
| if (step == null) continue; |
| final DiffPresentationReturnValue returnValue = step.getReturnValue(); |
| if (DiffPresentationReturnValue.quit.equals(returnValue)) { |
| final String error = step.getAsOneError(); |
| if (StringUtil.isEmptyOrSpaces(error)) { |
| return new MyResult(new SimpleDiffRequest(myProject, ""), DiffPresentationReturnValue.quit); |
| } else { |
| return new MyResult(new SimpleDiffRequest(myProject, ""), DiffPresentationReturnValue.quit, error); |
| } |
| } else if (! DiffPresentationReturnValue.removeFromList.equals(returnValue) && ! step.hasErrors()) { |
| // use contents |
| if (request == null) { |
| request = step.getRequest(); |
| if (! StringUtil.isEmptyOrSpaces(pair.getFirst())) { |
| request.setWindowTitle(pair.getFirst() + " " + request.getWindowTitle()); |
| } |
| } else { |
| request.addOtherLayer(pair.getFirst(), step.getRequest()); |
| } |
| } else { |
| final String error = step.getAsOneError(); |
| if (! StringUtil.isEmptyOrSpaces(error)) { |
| err.append(error); |
| } |
| } |
| } |
| if (request == null || err.length() > 0) { |
| return new MyResult(new SimpleDiffRequest(myProject, ""), DiffPresentationReturnValue.removeFromList, err.toString()); |
| } |
| return new MyResult(request, DiffPresentationReturnValue.useRequest, err.toString()); |
| } |
| |
| @Override |
| public void haveStuff() throws VcsException { |
| } |
| |
| @Override |
| public List<? extends AnAction> createActions(DiffExtendUIFactory uiFactory) { |
| return Collections.emptyList(); |
| } |
| |
| @Override |
| public String getPathPresentation() { |
| return ChangesUtil.getFilePath(myChange).getPath(); |
| } |
| } |