| /* |
| * Copyright 2000-2009 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.codeInsight.folding.impl.actions; |
| |
| import com.intellij.codeInsight.folding.CodeFoldingManager; |
| import com.intellij.codeInsight.folding.impl.EditorFoldingInfo; |
| import com.intellij.codeInsight.folding.impl.FoldingPolicy; |
| import com.intellij.openapi.actionSystem.DataContext; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.editor.FoldRegion; |
| import com.intellij.openapi.editor.actionSystem.EditorAction; |
| import com.intellij.openapi.editor.actionSystem.EditorActionHandler; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiDocumentManager; |
| import com.intellij.psi.PsiElement; |
| |
| public class ExpandAllRegionsAction extends EditorAction { |
| public ExpandAllRegionsAction() { |
| super(new EditorActionHandler() { |
| @Override |
| public void execute(final Editor editor, DataContext dataContext) { |
| Project project = editor.getProject(); |
| assert project != null; |
| PsiDocumentManager.getInstance(project).commitAllDocuments(); |
| |
| CodeFoldingManager.getInstance(project).updateFoldRegions(editor); |
| editor.getFoldingModel().runBatchFoldingOperation(new Runnable() { |
| @Override |
| public void run() { |
| boolean anythingDone = false; |
| FoldRegion[] regions = editor.getFoldingModel().getAllFoldRegions(); |
| for (FoldRegion region : regions) { |
| // try to restore to default state at first |
| PsiElement element = EditorFoldingInfo.get(editor).getPsiElement(region); |
| if (!region.isExpanded() && (element == null || !FoldingPolicy.isCollapseByDefault(element))) { |
| region.setExpanded(true); |
| anythingDone = true; |
| } |
| } |
| |
| if (!anythingDone){ |
| for (FoldRegion region : regions) { |
| region.setExpanded(true); |
| } |
| } |
| |
| } |
| }); |
| } |
| |
| @Override |
| public boolean isEnabled(Editor editor, DataContext dataContext) { |
| return super.isEnabled(editor, dataContext) && editor.getProject() != null; |
| } |
| }); |
| } |
| |
| } |