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/*
* 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.actions;
import com.intellij.CommonBundle;
import com.intellij.icons.AllIcons;
import com.intellij.ide.IdeBundle;
import com.intellij.ide.IdeView;
import com.intellij.ide.fileTemplates.FileTemplate;
import com.intellij.ide.fileTemplates.FileTemplateManager;
import com.intellij.ide.fileTemplates.FileTemplateUtil;
import com.intellij.ide.fileTemplates.actions.AttributesDefaults;
import com.intellij.ide.fileTemplates.actions.CreateFromTemplateActionBase;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.ProjectFileIndex;
import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.ui.Messages;
import com.intellij.psi.*;
import com.intellij.psi.util.PsiUtil;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.generate.tostring.util.StringUtil;
import org.jetbrains.jps.model.java.JavaModuleSourceRootTypes;
/**
* @author Bas Leijdekkers
*/
public class CreatePackageInfoAction extends CreateFromTemplateActionBase implements DumbAware {
protected CreatePackageInfoAction() {
super(IdeBundle.message("action.create.new.package-info.title"),
IdeBundle.message("action.create.new.package-info.description"), AllIcons.FileTypes.Java);
}
@Nullable
@Override
protected PsiDirectory getTargetDirectory(DataContext dataContext, IdeView view) {
final PsiDirectory[] directories = view.getDirectories();
for (PsiDirectory directory : directories) {
final PsiPackage aPackage = JavaDirectoryService.getInstance().getPackage(directory);
if (aPackage == null) {
continue;
}
if (directory.findFile(PsiPackage.PACKAGE_INFO_FILE) != null) {
Messages.showErrorDialog(CommonDataKeys.PROJECT.getData(dataContext),
IdeBundle.message("error.package.already.contains.package-info", aPackage.getQualifiedName()),
IdeBundle.message("title.cannot.create.file"));
return null;
}
else if (directory.findFile("package.html") != null) {
if (Messages.showOkCancelDialog(CommonDataKeys.PROJECT.getData(dataContext),
IdeBundle.message("error.package.already.contains.package.html", aPackage.getQualifiedName()),
IdeBundle.message("error.package.html.found.title"),
IdeBundle.message("button.create"), CommonBundle.message("button.cancel"),
Messages.getQuestionIcon()) != Messages.OK) {
return null;
}
}
}
return super.getTargetDirectory(dataContext, view);
}
@Override
public void update(AnActionEvent e) {
e.getPresentation().setEnabledAndVisible(isAvailable(e.getDataContext()));
}
private static boolean isAvailable(DataContext dataContext) {
final Project project = CommonDataKeys.PROJECT.getData(dataContext);
final IdeView view = LangDataKeys.IDE_VIEW.getData(dataContext);
if (project == null || view == null) {
return false;
}
final PsiDirectory[] directories = view.getDirectories();
if (directories.length == 0) {
return false;
}
final ProjectFileIndex projectFileIndex = ProjectRootManager.getInstance(project).getFileIndex();
final JavaDirectoryService directoryService = JavaDirectoryService.getInstance();
final PsiNameHelper nameHelper = JavaPsiFacade.getInstance(project).getNameHelper();
for (PsiDirectory directory : directories) {
if (projectFileIndex.isUnderSourceRootOfType(directory.getVirtualFile(), JavaModuleSourceRootTypes.SOURCES) &&
PsiUtil.isLanguageLevel5OrHigher(directory)) {
final PsiPackage aPackage = directoryService.getPackage(directory);
if (aPackage != null) {
final String qualifiedName = aPackage.getQualifiedName();
if (StringUtil.isEmpty(qualifiedName) || nameHelper.isQualifiedName(qualifiedName)) {
return true;
}
}
}
}
return false;
}
@Nullable
@Override
public AttributesDefaults getAttributesDefaults(DataContext dataContext) {
return new AttributesDefaults(FileTemplateUtil.INTERNAL_PACKAGE_INFO_TEMPLATE_NAME).withFixedName(true);
}
@Nullable
@Override
protected AnAction getReplacedAction(FileTemplate selectedTemplate) {
return null;
}
@Override
protected FileTemplate getTemplate(Project project, PsiDirectory dir) {
return FileTemplateManager.getInstance().getInternalTemplate(FileTemplateUtil.INTERNAL_PACKAGE_INFO_TEMPLATE_NAME);
}
}
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